CLASS 411, EXPANDED, THREADED, DRIVEN, HEADED, TOOL-DEFORMED, OR LOCKED-THREADED FASTENER |
1 | TORQUE RESPONSIVE NUT OR BOLT DRIVING CONNECTION: |
This subclass is indented under the class definition. Subject matter wherein a holding device is either (a) provided
with a driving section which is disconnectable from the holding device
when a twisting force in excess of a predetermined limit is applied
thereto or (b) yieldably urged into engagement with a cooperating element
and moves into a noncooperating position upon the application of
excessive torque.
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2 | . Frangible connection: |
This subclass is indented under subclass 1. Subject matter wherein the holding device is joined to the
driving section by a destroyable member or weakened portion which
ruptures upon the application of excessive torque.
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3 | .. Between concentric elements: |
This subclass is indented under subclass 2. Subject matter wherein the holding device and the driving section are coaxial. | |
4 | ... Shear pin connecting means: |
This subclass is indented under subclass 3. Subject matter wherein the holding device and the driving section are joined together by a separate element usually disposed in aligned apertures therein which shears upon the application of torque in excess of a predetermined limit. | |
5 | ... Axially displaced: |
This subclass is indented under subclass 3. Subject matter wherein the holding device and the driving section are arranged in axially spaced concentric relationship with respect to each other and are joined together by the member or weakened portion. | |
6 | . Resilient connection: |
This subclass is indented under subclass 1. Subject matter wherein a yieldable connection is provided between the holding device and the driving section by a connecting means carried by or formed on either the device or the section which connecting means either is capable of flexing within its elastic limit or includes a yieldable biasing means which urges the connecting means to an operative position, whereby the connecting means is movable to an inoperative, disconnect position upon the application of excessive torque. | |
7 | .. Racket: |
This subclass is indented under subclass 6. Subject matter wherein the connecting means comprises a first tooth or toothlike member located on either the holding device or driving section and a second tooth or toothlike member, or other structure located on either the holding device or the driving section, the second tooth, member, or structure being yieldably engageable and relatively movable with the first tooth or toothlike member. | |
8 | WITH MEANS TO INDICATE APPLICATION OF PREDETERMINED STRESS-STRAIN: |
This subclass is indented under the class definition. Subject matter wherein a holding device includes a self-contained
part which functions to permit measuring of, or to denote attainment or
loss of a desired degree of, tension, compression, or torque in
the device.
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9 | . Axially deformable member or portion: |
This subclass is indented under subclass 8. Subject matter wherein the self-contained part includes means having a dimension which lies substantially parallel to the axis along which the holding device is advanced, which means is responsive to and indicative of a change in the loading condition of the holding means by variations in said dimension. | |
10 | .. Deformable washer: |
This subclass is indented under subclass 9. Subject matter wherein the self-contained part is in the
form of an annular or cylindrical member which is altered in height
to indicate the attainment, or loss of a desired degree of tension,
compression, or torque.
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11 | ... Resilient: |
This subclass is indented under subclass 10. Subject matter wherein the annular or cylindrical member
is axially resilient to allow an elastic reduction in height.
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12 | .... Coil spring: |
This subclass is indented under subclass 11. Subject matter wherein the resilient member is in the form of a helically wound element which is axially compressed to indicate the attainment of a desired degree of tension, compression, or torque. | |
13 | . Color indicator: |
This subclass is indented under subclass 8. Subject matter wherein the self-contained part carries a distinct color producing a visual indication of the measuring attainment or loss of a desired degree of tension, compression, or torque in the device. | |
14 | . Including gauge means: |
This subclass is indented under subclass 8. Subject matter wherein the self-contained part carries or contains a discrete means for measuring the degree of tension, compression, or torque in the device. | |
14.5 | TENSIONED ALONG THE LONGITUDINAL AXIS BY A COAXIAL FORCE APPLYING DEVICE (E.G., MECHANICAL TENSIONER): |
This subclass is indented under the class definition. Subject matter wherein the fastener in which an apparatus
applies a stress or pull parallel to an imaginary line through the
longest dimension of the bolt, screw, nail, rivet, etc. and the
apparatus is then removed.
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15 | HAVING SEPARATE EXPANDER MEANS: |
This subclass is indented under the class definition. Subject matter wherein the longitudinal extent of a holding
device or an anchor can be increased and means are provided to effect
this increase in dimension.
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16 | . Helical anchor: |
This subclass is indented under subclass 15. Subject matter wherein the holding device or anchor includes
a wound means forming a sleeve.
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17 | .. Mates with mandrel thread: |
This subclass is indented under subclass 16. Subject matter wherein the means to effect the dimension increase includes a member having a helical rib formed on its exterior surface which member is inserted into and causes expansion of the spirally wound sleeve. | |
18 | .. With wedge-shaped expander: |
This subclass is indented under subclass 16. Subject matter wherein a tapered member is provided for
expanding the spirally wound sleeve.
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19 | . Fluent pressure actuated: |
This subclass is indented under subclass 15. Subject matter wherein the holding device or anchor has
a chamber therein, and expansion is caused by fluent pressure applied
within the chamber.
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20 | .. Explosive: |
This subclass is indented under subclass 19. Subject matter wherein the fluent pressure is created by
the detonation of an explosive charge.
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21 | . Having securing element projecting through aperture in sleeve: |
This subclass is indented under subclass 15. Subject matter wherein the holding device or anchor includes a member which bounds the remainder of the device or anchor and which is provided with a port through which a portion of the remainder of the device or anchor extends to effect or enhance the securement of the device or anchor in place. | |
22 | .. Deformable element: |
This subclass is indented under subclass 21. Subject matter wherein the portion of the remainder of the
device or anchor includes means which is bent or otherwise reshaped
to bring it into an operative position to effect or enhance securement
of the holding device or anchor.
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23 | ... Flowable mass: |
This subclass is indented under subclass 22. Subject matter wherein the means which is reshaped includes a body composed of either (a) a plastically yieldable material, the overall configuration of which is altered when a force is applied to the body or (b) a plurality of constituent particles which are free to move relative to each other when a force is applied to the body. | |
24 | . Oppositely acting double wedge expander means: |
This subclass is indented under subclass 15. Subject matter wherein the anchor or device includes a pair
of oppositely disposed tapered elements which increase the circumferential extent
of the holding device or the anchor by their relative movement axially
toward or away from each other.
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25 | .. Outwardly moving: |
This subclass is indented under subclass 24. Subject matter wherein the tapered elements are disposed within the holding device or anchor and effect expansion of the device or anchor by moving away from each other. | |
26 | .. Both wedges provided with thread cooperating means: |
This subclass is indented under subclass 24. Subject matter wherein a threaded shaft extends between the tapered elements, and each of the elements either are provided with thread means which coact with the shaft or are engaged by a driving member which is provided with shaft coacting thread means such that upon rotation of the shaft the tapered elements move towards or away from each other. | |
27 | .. Having rotation preventing means: |
This subclass is indented under subclass 24. Subject matter wherein cooperating means are provided on
one of the tapered elements and on the remainder of the anchor or
the holding device to prevent relative rotation therebetween.
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28 | ... Groove and follower: |
This subclass is indented under subclass 27. Subject matter wherein a tapered element and the remainder of the holding device or the anchor are each provided with either a groove means or a protuberance means which cooperate to prevent those members from turning relative to each other when the tapered elements move toward or away from each other. | |
29 | . With hold forming means: |
This subclass is indented under subclass 15. Subject matter wherein the anchor or holding device is provided
with means to form an anchor or holding device receiving aperture
in a medium within which the anchor is to be secured or in the elements
or portions to be secured together.
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30 | .. Formed on expansible sleeve: |
This subclass is indented under subclass 29. Subject matter wherein the anchor or holding device includes a substantially cylindrical sleeve which has the aperture forming means carried at one end thereof. | |
31 | ... Serrated end: |
This subclass is indented under subclass 30. Subject matter wherein the aperture forming means is in the form of sharp teeth peripherally arranged about the end of the sleeve. | |
32 | . Plural expansible segments or sections: |
This subclass is indented under subclass 15. Subject matter wherein the anchor or holding devices includes
either (a) a single portion or zone, composed of a plurality of
separate, expansible members, which portion or zone can have its
circumferential extent altered or (b) a plurality of spaced portions
or zones each of which can have its circumferential extent altered.
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33 | .. Identical segments: |
This subclass is indented under subclass 32. Subject matter wherein the plurality of separate, expansible members are duplicates. | |
34 | . Bulged by axially contracting ends: |
This subclass is indented under subclass 15. Subject matter wherein the holding device or anchor is expanded
by moving the ends thereof toward each other so as to collapse a
sleeve structure thereof.
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35 | .. Having wedge-shaped section acting in slot: |
This subclass is indented under subclass 35. Subject matter wherein the holding device or anchor is in the form of a generally tubular member having an elongated opening in a wall thereof and including a portion having tapered edge surfaces adjacent an end of the elongated opening which act against the side edges of the elongated opening to facilitate bulging of the sleeve as the ends thereof are axially contracted. | |
36 | .. Twistable sleeve: |
This subclass is indented under subclass 34. Subject matter wherein the holding device or anchor is in the form of a generally tubular member one end of which is caused to turn relative to its other end when the member is bulged. | |
37 | .. Bulged portion having additional gripping means: |
This subclass is indented under subclass 34. Subject matter wherein the holding device or anchor includes
means carried by and in addition to the expanded portion which means
is forced into penetrating or frictional engagement with a part
into which the holding device or anchor is inserted.
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38 | .. Bulged portion including bend line or reduced section: |
This subclass is indented under subclass 34. Subject matter wherein the holding device or anchor is provided either with a deformed area or area having a decreased dimension such that during movement of ends toward each other expansion occurs at these areas. | |
39 | . Frangible member: |
This subclass is indented under subclass 15. Subject matter wherein a weakened area is provided on the
holding device or anchor to facilitate its separation into discrete
parts when sufficient force is applied.
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40 | .. Frangibly connected expander: |
This subclass is indented under subclass 39. Subject matter wherein a connection between the expander element and the remainder of the holding device or anchor defines a weakened area which fractures in response to a predetermined force. | |
41 | ... Projecting outwardly from head: |
This subclass is indented under subclass 40. Subject matter wherein the holding device or anchor includes a head end opposite an insertion end thereof and wherein the expander projects axially outwardly. | |
42 | .. Sleeve including weakened portion: |
This subclass is indented under subclass 39. Subject matter wherein the holding device or anchor comprises
a substantially tubular element which includes a weakened area which fractures
in response to a predetermined force.
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43 | .. Frangible mandrel: |
This subclass is indented under subclass 39. Subject matter which includes a member for moving an expander
element wherein the member is formed with a pull portion which is connected
to the remainder of the member by a weakened section which fractures
upon the application of a predetermined force thereto.
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44 | . Including sleeve and distinct tapered expander (e.g., anchor bolt type): |
This subclass is indented under subclass 15. Subject matter wherein the holding device or anchor comprises a sleeve in the form of a tubular element having a bore which is engaged by an expander having a wedging surface to effect expansion of the tubular element. | |
45 | .. And means to captively retain expander: |
This subclass is indented under subclass 44. Subject matter wherein means are provided for holding the expander in assembled relationship with the holding device or anchor prior to expansion thereof. | |
46 | ... Follower captive within groove: |
This subclass is indented under subclass 45. Subject matter wherein the expander and the holding device or anchor are provided with mating protuberance and slot means having closed ends whereby the slot means act to hold the expander in the assembled condition. | |
47 | ... Bridge-type retainer: |
This subclass is indented under subclass 45. Subject matter wherein the means for maintaining the expander in assembled relationship comprises a section of material spanning an open end on the holding device or anchor. | |
48 | ... Tongue-type retainer: |
This subclass is indented under subclass 45. Subject matter wherein the means for holding the expander in assembled relationship comprises an inwardly extending projection carried by the holding device or anchor with the innermost extremity thereof being unattached. | |
49 | .. Relative rotation preventing means: |
This subclass is indented under subclass 44. Subject matter wherein means are provided for preventing rotative movement between the sleeve and the expander. | |
50 | ... Guide and follower: |
This subclass is indented under subclass 49. Subject matter wherein the expander and the sleeve are each provided with either protuberance means or cooperating means to restrain the protuberance in a rectilinear fashion. | |
51 | .... Splines: |
This subclass is indented under subclass 50. Subject matter wherein the guide and protuberance means are in the form of a plurality of grooves and relatively long, narrow ribs mating with said grooves. | |
52 | .... Follower defined by corners of polygonal element: |
This subclass is indented under subclass 50. Subject matter wherein either the expander or a portion of the sleeve is of multisided cross section, and a corner of said cross section acts as the protuberance means. | |
53 | .... Expander type: |
This subclass is indented under subclass 50. Subject matter wherein either the cooperating means or the protuberance means includes wedging surfaces which effect or aid in the expansion of the sleeve. | |
54 | .. Expansible element moved relative to stationary expander: |
This subclass is indented under subclass 44. Subject matter wherein expansion is effected by the expander being held in a fixed position as the sleeve is axially moved relative thereto. | |
54.1 | ... Spread by pressing element over initially inserted expander (e.g., push type): |
This subclass is indented under subclass 54. Subject matter in which the movement of the tubular member dilates around the already installed wedging surface. | |
55 | .. Threaded expander: |
This subclass is indented under subclass 44. Subject matter which includes a mover element wherein the mover element activates the expander by means of threaded engagement therebetween. | |
56 | .. Stepped expander: |
This subclass is indented under subclass 44. Subject matter wherein the expander includes a plurality of sections of progressively increasing diameters to effect varying degrees of expansion of the sleeve. | |
70 | .. Expander having integral pull stem: |
This subclass is indented under subclass 44. Subject matter wherein the expander includes an elongated
section as a unitary part thereof to be gripped by puller means
for moving the expander relative to the sleeve.
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57.1 | .. Slotted sleeve spread by tapered expander: |
This subclass is indented under subclass 44. Subject matter wherein an elongated, narrow aperture is formed in the tubular element then dilated by the wedging surface. | |
58 | ... Both ends slotted: |
This subclass is indented under subclass 57.1. Subject matter wherein the sleeve is provided with an elongated, narrow aperture at each of its ends. | |
59 | ... Slot spaced from ends: |
This subclass is indented under subclass 57.1. Subject matter wherein the elongated, narrow aperture has its ends axially spaced from respective ends of the sleeve. | |
60.1 | ... Expander moved into stationary sleeve (i.e., pull type): |
This subclass is indented under subclass 57.1. Subject matter wherein the slotted sleeve in which the wedging surface contacts the tubular member in the direction that the tubular member is inserted in an opening. | |
60.2 | .... Threaded expander: |
This subclass is indented under subclass 60.1. Subject matter wherein the expander into the slotted sleeve in which the wedging surface has a projecting helical rib that matches with a fastener rib. | |
60.3 | .... Including a hinge or hinge-like portion: |
This subclass is indented under subclass 60.1. Subject matter wherein the slotted sleeve in which a portion of the sleeve has a jointed or flexible piece which rotates away from the axis of the sleeve upon actuation of the expander. | |
61 | ... Folded blank type: |
This subclass is indented under subclass 57.1. Subject matter wherein the sleeve is formed from a single sheet of material bent into shape with free edges of the sheet defining the sides of the elongated narrow aperture. | |
62 | ... Slot angularly related to sleeve axis: |
This subclass is indented under subclass 57.1. Subject matter wherein the elongated, narrow aperture is inclined with respect to the longitudinal axis of the sleeve. | |
63 | .. Plural-sectioned sleeve: |
This subclass is indented under subclass 44. Subject matter wherein the sleeve comprises a plurality
of discrete, laterally arranged sections.
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64 | ... Having section retainer: |
This subclass is indented under subclass 63. Subject matter wherein retainer means is provided for securing the sections together. | |
65 | .... Ring or sleeve type: |
This subclass is indented under subclass 64. Subject matter wherein the retainer means is in the form of a ring or sleeve which extends circumferentially of the sections. | |
66 | ..... Destructible: |
This subclass is indented under subclass 65. Subject matter wherein the ring or sleeve is destroyed during expansion of the sleeve. | |
67 | .... Bight type: |
This subclass is indented under subclass 64. Subject matter wherein the retainer means comprises a strap element having its ends secured to the respective sections. | |
68 | .... Tongue and groove: |
This subclass is indented under subclass 64. Subject matter wherein the retainer means comprises a projection on one section received in a corresponding recess in an adjacent section. | |
69 | .. Expander or sleeve extruded during expansion: |
This subclass is indented under subclass 44. Subject matter wherein material of the expander or of the sleeve is caused to plastically flow during relative axial movement between the expander and sleeve. | |
71 | .. Sleeve having external gripping means: |
This subclass is indented under subclass 44. Subject matter wherein the sleeve is provided with gripping means on its exterior surface which is adapted to engage walls of a hole in a part into which the sleeve is inserted which gripping means prevents rotative or axial movement of the sleeve. | |
72 | ... Circumferential rib: |
This subclass is indented under subclass 71. Subject matter wherein the gripping means comprises a protuberance
which extends around the sleeve.
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73 | .... And longitudinal rib: |
This subclass is indented under subclass 72. Subject matter wherein the gripping means comprises the
combination of a circumferential protuberance and a protuberance
extending axially of the sleeve.
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74 | ... Struck from sleeve: |
This subclass is indented under subclass 71. Subject matter wherein the gripping means is formed by being
severed and bent out from the walls of the sleeve.
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75 | . Relatively sliding wedge surfaces: |
This subclass is indented under subclass 15. Subject matter which includes a holding device or anchor having a tapered surface thereon engaged by a mating surface on a second member wherein relative axial movement between the two surfaces results in a change in the transverse dimension of the device or anchor. | |
76 | .. Wedge received in transverse slot in holding device or anchor: |
This subclass is indented under subclass 75. Subject matter wherein the second member is disposed within a longitudinal slot in the holding device or anchor. | |
77 | ... Double-faced wedge: |
This subclass is indented under subclass 76. Subject matter wherein the second member includes a pair of opposed tapered surfaces which mate with surfaces on the holding device or anchor to produce expansion in laterally opposite directions. | |
78 | .. Having wedge retainer means: |
This subclass is indented under subclass 75. Subject matter wherein discrete means are provided for securing the second member in assembled relationship with the holding device or anchor. | |
79 | .. Wedge surfaces act in single lateral direction: |
This subclass is indented under subclass 75. Subject matter wherein the second member includes a single tapered surface cooperating with a surface on the holding device or anchor to cause a change in dimension in a single lateral direction. | |
80 | .. Including discrete activating means for wedge: |
This subclass is indented under subclass 75. Subject matter wherein distinct means are provided for moving the second member relative to the holding device or anchor in order to produce a wedging effect. | |
80.1 | . Comprising a head and expandable portions spread by fastener (e.g., drywall anchor): |
This subclass is indented under subclass 15. Subject matter wherein the expander wherein the enlargement or related structure at one end is connected to a sleeve-type section having a longitudinal slot from the enlargement end to the end of the sleeve in which the sleeve swells via the bolt, screw, nail, etc. | |
80.2 | .. Three or more expandable portions: |
This subclass is indented under subclass 80.1. Subject matter wherein the head and legs expandable by a fastener in which the sleeve has more than one longitudinal slot. | |
80.5 | . Sleeve type (headless) with longitudinal slot, slit, or split expanded by fastener: |
This subclass is indented under subclass 15. Subject matter wherein the expander which is a tubular element that has a narrow channel along the longitudinal axis. | |
80.6 | .. Sleeve threaded: |
This subclass is indented under subclass 80.5. Subject matter wherein the sleeve with slot which includes a projecting helical rib designed to cooperatively receive an engaging rod. | |
82 | MADE, MODIFIED, OR PREPARED FOR SETTABLE MATERIAL: |
This subclass is indented under subclass 81. Device wherein the means comprises or includes a quantity
of a substance which is hardenable from a soft or flowable, as-applied state
into a state in which it serves to affix, or assist in affixing,
a bolt or a nut, and, in some instances, one or more additional
elements that are associated with the bolt or nut, to a substructure.
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82.1 | . Injected after fastener placement: |
This subclass is indented under subclass 82. Subject matter wherein the settable material which is forced into a space surrounding a nail, bolt, screw, etc. after insertion. | |
82.2 | . Adhesive coating: |
This subclass is indented under subclass 82. Subject matter wherein the settable material which is applied to the exterior surface of a nail, bolt, screw, etc. | |
82.3 | . Adhesive encapsulated: |
This subclass is indented under subclass 82. Subject matter in which the settable material is in the form of a gelatinous or membranous envelope, pill, lozenge, tablet, capsule, ampoule, ampule, etc. | |
82.5 | TEMPERATURE SENSITIVE OR RESPONSIVE: |
This subclass is indented under the class definition. Fastener in which the amount of heat generated during torquing or driving causes a change, in some cases detectable, in the bolt or nail. | |
81 | THREADED FASTENER LOCKED TO A DISCREET SUBSTRUCTURE (E.G., PLATE, RAIL, WHEEL): |
This subclass is indented under the class definition. Device comprising a fastener in the nature of a threaded
bolt or a threaded nut, or an interthreaded bolt and nut, and means
for either preventing or limiting the turning of the bolt or the
nut, or both of them, about its longitudinal axis relative to a
claimed substructure (e.g., a base, a panel, a surface, an art device
or, more generally, a workpiece) with which one or the other, or
both, is associated.
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84 | . Prefabricated assembly comprising strip or sheet member carrying plural similar fasteners: |
This subclass is indented under subclass 81. Device wherein the other element, or at least one of a plurality
thereof, comprises a member which either has a significant longitudinal dimension
(e.g., a channel) or else consists primarily of a planar surface
(e.g., a plate) and which has connected thereto, in a manner which
restricts their rotation relative to the member, a plurality of
either nuts (usually) or bolts, the member and its nuts or bolts
forming an assembly whereby the attachment of the member to a substructure
serves to fasten the plurality of nuts or bolts thereto.
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85 | .. Including element for holding fasteners against separation from member: |
This subclass is indented under subclass 84. Device wherein the assembly is provided with one or more
second, other (i.e., additional) elements for assuring that the
nuts or bolts cannot move away from their rotation restricting relationship
with the member.
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86 | . Including a series of elements, one element restricting two fasteners of a plurality, and the remainder each restricting one fastener: |
This subclass is indented under subclass 81. Device wherein the means comprises a plurality of elements,
serially arranged more or less parallel to an outwardly facing surface
of the substructure, one of the plurality of elements serving to
restrict two bolts or nuts against rotation, and another, or each
other, of the plurality of elements serving to restrict one other bolt
or nut against rotation.
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87 | . Elongate member extending between and interlocking plural bolts and nuts: |
This subclass is indented under subclass 81. Device wherein the other element, or at least one of a plurality
thereof, comprises a member which has a longitudinal dimension greatly
in excess of any of its other dimensions (e.g., a bar, rod, strap,
wire) and which spans the distance between, and is held in engagement
with, two or more bolts or nuts, thus preventing relative rotation
of any of the bolts or nuts which it interconnects.
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88 | .. Member engages inwardly facing surface and a flat side of bolt head or nut: |
This subclass is indented under subclass 87. Device wherein the member is so located as to engage the substructure-confronting surface of the head of, or of a nut on, one or more of the bolts, and wherein the member is provided with an abutment or related structure for engaging at least one of the heads or nuts on a flat side thereof. | |
89 | . Member extending between plural fasteners and restricting the rotation thereof in one direction more than the other (e.g., pawl and ratchet): |
This subclass is indented under subclass 81. Device wherein the other element, or at least one of a plurality
thereof, comprises a member which extends between two or more bolts
or nuts and engages them in such a manner that rotation of the bolt
or nut in one direction (e.g., unthreading) can be accomplished
only by either the application of an excessive force or the disengagement
of the member, or a portion thereof, from the bolt or nut, whereas
rotation in the opposite direction e.g., threading) requires little,
if any, more force than would be the case if the member was not
there.
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90 | . Member extending between and engaging flat formed on side of each of a plurality of flat sided bolts or nuts (e.g., side lock): |
This subclass is indented under subclass 81. Device wherein the other element, or at least one of a plurality
thereof, comprises a member in the nature of either a single piece
of material or a plurality of pieces related in some fashion to
one another, which member is positioned in such a manner that a
principal surface thereof occupies a plane which parallels, or nearly
parallels, that surface of the substructure with which it is in
a facing relationship, and wherein the member includes a portion
(e.g., an arm or lip extending normally to the principal surface of
the member) for making contact with one or more planar regions formed
on the exterior of, and extending parallel to the principal axis
of, each of a plurality of bolts or nuts.
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91 | .. And element on opposite face of substructure restricting rotation of a cooperating nut or bolt: |
This subclass is indented under subclass 90. Device provided with a second, other (i.e., an additional)
element which faces a region of the substructure that is opposite
to the region faced by the member, and which element limits the turning
of (a) a nut which is complementary to a bolt whose turning is limited
by the member or (b) a bolt which is complimentary to a nut whose
turning is limited by the member.
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92 | .. Having plural openings or notches engaging a bolt or nut on two sides: |
This subclass is indented under subclass 90. Device wherein those portions of the member which engage the planar regions of the bolts or nuts are the radially inwardly facing edges or walls of two or more passages through the member, which passages are so located as to be either (a) entirely within the boundaries of the member or (b) along a boundary thereof and thus having a periphery which is not a closed figure, and wherein the edge or wall engages at least two of the planar regions of each bolt or nut. | |
93 | ... Having plural parts, one of which engages the inwardly facing surface of a bolt head or nut: |
This subclass is indented under subclass 92. Device wherein the member consists of at least two coacting
pieces, one or more of which has at least one area which is contacted
by the inwardly facing (i.e., the working) surface of at least one
of the bolt heads or nuts.
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94 | .... Special fishplate engaging inwardly facing surface: |
This subclass is indented under subclass 93. Device wherein that one of the pieces which has an area
contacted by the inwardly facing surface comprises a fishplate associated
with a joint between two railroad rails, which fishplate has been
modified as to become, itself, one of the coacting pieces.
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95 | ... Elastically or plastically deformable part: |
This subclass is indented under subclass 93. Device wherein one of the pieces is resiliently or yieldably deformable, either in whole or in part, and is deformed during its coaction with the one or more other pieces. | |
96 | ... Having plural parts, one comprising a keeper: |
This subclass is indented under subclass 92. Device wherein the member consists of two or more coacting
pieces, at least one of which functions merely to prevent another
piece, or pieces, from moving out of operative engagement with the
bolts or nuts.
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97 | ... Unitary member, deformable in whole or in part: |
This subclass is indented under subclass 92. Device wherein the member consists of a single piece of material which is, at least in part, elastically or plastically deformable in nature and which undergoes deformation for the purpose of being placed into, retained in, or removed from operative engagement with the bolts or nuts. | |
98 | .. And engaging the inwardly facing surface of the bolt heads or nuts: |
This subclass is indented under subclass 90. Device wherein the member includes, on its surface which
is opposite to its substructure-facing surface, regions which engage
against rotation, in at least one direction, the inwardly facing
surfaces of two or more bolt heads or nuts.
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99 | .. Including separable keeper for member: |
This subclass is indented under subclass 90. Device provided with a second, other (i.e., an additional) element for preventing the member from moving away from that position in which it makes contact with the one or more planar, sidewardly facing regions of each of the bolts or nuts. | |
100 | .. Including element spacing member from substructure: |
This subclass is indented under subclass 90. Device provided with a second, other (i.e., an additional)
element for locating the member a slight distance apart from the
substructure.
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101 | . Locked by a piece abutting inwardly facing surfaces of a plurality of nuts or bolt heads: |
This subclass is indented under subclass 81. Device wherein the other element, or at least one of a plurality
thereof, comprises a member formed either of a single piece of material
or a plurality of pieces so related to one another as to function
as a single piece, which piece or pieces are positioned in such
a manner that one principal surface thereof occupies a plane which
generally parallels an outwardly facing surface of the substructure
and wherein the opposite principal surface of the piece or pieces contains
regions which engage against rotation, in at least one direction,
the inwardly facing surfaces of two or more bolt heads or nuts.
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102 | . Locked by a piece connecting two consecutive fasteners: |
This subclass is indented under subclass 81. Device including two or more elements arranged successively
along one or the other or both faces of a substructure, each element restricting
one bolt or nut but being so associated with at least one other
such element, either directly or by way of a bolt, nut or substructure,
as to restrict two or more successively arranged bolts or nuts.
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103 | . Multipart nut assembly with one member attached to structure or substructure: |
This subclass is indented under subclass 81. Device wherein the other element, or at least one of a plurality
thereof, comprises a member which is connected to, or otherwise
held in contact with, the substructure adjacent to, at or within
either a hole which penetrates the substructure or a pocket which
enters the substructure to an extent less than its thickness and which
member functions to locate and support a single bolt or nut in such
a manner, relative to the substructure, that the longitudinal axis
of the bolt or the nut is in alignment with the principal axis of
the hole or pocket, the purpose of the arrangement being to place
the bolt or nut in a proper position for receiving the nut or bolt,
respectively, which is intended to be placed in threaded engagement
with it.
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104 | .. Through-passage or recess having laterally extending entry for inserting member and nut: |
This subclass is indented under subclass 103. Device wherein the substructure additionally includes a
cross passage which enters the hole or pocket from a side thereof,
which cross passage is for the purpose of moving the member, and
a nut held therein or thereon, into alignment with the axis of the
hole or pocket, and, hence, into alignment with the bolt which will be
placed into the hole or pocket.
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105 | .. And a second substructure and means for capturing a complementary nut or bolt thereto: |
This subclass is indented under subclass 103. Device provided with an additional substructure and with
means for attaching thereto against separation, but not against
rotational or limited longitudinal movement, a nut, or a bolt, which
is intended to mate with the bolt, or the nut, held to the first
substructure by the member.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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106 | .. Having means for coupling a bolt to a nut: |
This subclass is indented under subclass 103. Device which includes means for restricting the turning
of the bolt relative to the nut, or vice versa, which means may
be the member or a portion thereof or may be the thread structures
of the bolt or nut or the manner in which those structures interengage.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||
107 | .. Member anchors bolt in substructure with threaded portion exposed (e.g., stud bolt): |
This subclass is indented under subclass 103. Device wherein the member holds one part of a bolt in the
hole or pocket in such relation to the surface of the substructure
that another part of the bolt, which is threaded, extends outwardly therefrom.
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108 | .. Nut-encompassing sleeve member engaged within through-passage or recess: |
This subclass is indented under subclass 103. Device wherein the member is tubular in nature and has its
external surface in contact with the sidewall of the hole or pocket,
and wherein a nut is anchored to the substructure by being inserted
into the hollow interior of the member and engaged therewith.
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109 | .. Locking ring coaxially related to an elongated, externally threaded nut: |
This subclass is indented under subclass 103. Device wherein the member is a circular band or loop and
has, as its axis, the longitudinal axis of a nut, and wherein the
nut has a significant longitudinal dimension and is provided with
an outer surface which is threaded for engaging the sidewall of
the hole or pocket, the circular band or loop supplementing the
sidewall engagement in joining the nut to the substructure.
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110 | .. Member comprises a longitudinal key: |
This subclass is indented under subclass 103. Device wherein the member comprises one or more elongated
elements which extend generally parallel to the longitudinal axis
of the bolt or nut and which engage the substructure at the hole
or pocket formed therein and also engage whichever of the bolt or
nut is held in the hole or pocket.
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111 | .. Member includes elastically or plastically deformable portion: |
This subclass is indented under subclass 103. Device wherein the member includes one or more parts or regions which are movable, either resiliently or yieldably, to another position relative to the remainder of the member for either (a) supporting the bolt or nut in or on the member or (b) connecting the member to the substructure. | |
112 | ... Having elastically deformable portion for attaching member to substructure: |
This subclass is indented under subclass 111. Device wherein the movable part or region is either so configured, or formed from such a material, or both, that, when released from the moving force, it will tend to return to its former position (i.e., the part or region is resilient), which property is utilized for affixing the member to the substructure. | |
113 | ... Plastically deformable portion: |
This subclass is indented under subclass 111. Device wherein the movable part or region is formed from
such a material that, when released from the moving force, it remains more
or less in the position into which it was moved (i.e., the part
or region is nonresilient).
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114 | . Locked by pawl and toothed or tooth-like piece: |
This subclass is indented under subclass 81. Device wherein the other element comprises a member which
engages the substructure in a rotation restricting manner and which
has formed on or in it one or more holes, stepped surfaces, notches,
etc., which holes, etc., receive, at least momentarily as the bolt
or the nut is turned, a pivotal (either about a defined axis or
merely bendable) dog, a reciprocable pin, etc., which is mounted
on or in the bolt head or the nut (e.g., a spring loaded pin slidable
in a cavity formed in the nut eccentrically to the threaded hole
thereof).
SEE OR SEARCH THIS CLASS, SUBCLASS:
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115 | .. Having discrete, reciprocably movable pawl: |
This subclass is indented under subclass 114. Device wherein the movable pawl is a second, other (i.e., an additional) element which is so mounted on or in the bolt head or nut that it may move back and forth relative thereto. | |
116 | . Head or nut side face held by discrete member (e.g., side lock): |
This subclass is indented under subclass 81. Device wherein the other element, or at least one of the
plurality thereof, comprises a member which engages the substructure
and which has at least one portion for contacting (a) either at
least one planar, side surface of a plural-sided bolt head or nut
or at least one formation (e.g., a corner formed by the junction
of adjacent side surfaces, a tooth, etc.) on the side of a bolt
head or nut or (b) a corresponding flat side or sidewardly facing
formation on a second, other (i.e., an additional) element which
is located on the axis of, and is caused to turn with, the bolt
head or nut, which additional element substitutes for the bolt head
or nut insofar as engagement with the member is concerned.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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117 | .. Adjunct carried flat or formation: |
This subclass is indented under subclass 116. Device provided with a second, other (i.e., an additional)
element, which has the one or more sidewardly facing surfaces or
formations and is located on the axis of, and turns with, the bolt head
or nut, and wherein those surfaces or formations, rather than the
sidewardly facing surfaces or formations of the bolt head or nut,
are engaged by the member.
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118 | .. And thread lock coupling complementary fasteners: |
This subclass is indented under subclass 116. Device wherein the bolt and the nut which is threadedly
engaged therewith are prevented from turning relative to one another
by a locking action which results from either (a) the character
of (1) the thread of one or both or (2) the interengagement of the
thread of one with the thread of the other, or (b) the presence,
in the threaded region, of another element which is neither the
one other element, nor is it the additional element of subclass
116 above.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||
119 | .. Member having opening or notch engaging a bolt head or nut on two sides: |
This subclass is indented under subclass 116. Device wherein that portion of the member which engages
the one or more sides or formations of the bolt head or nut is the
radially inwardly facing edge or wall of a passage through the member,
the passage being located either (a) entirely within the boundaries
of the member or (b) along a boundary thereof and thus having a
periphery which is not a closed figure, the engagement, in either
case, involving at least two of the sides or formations of the bolt
head or nut.
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120 | ... And element maintaining member in operative engagement with bolt head or nut: |
This subclass is indented under subclass 119. Device provided with a second, other (i.e., an additional) element, which additional element either connects the member to the substructure or to the bolt head or nut or otherwise functions to retain the member in rotation restricting engagement with the bolt head or nut. | |
121 | ... Member elastically or plastically deformable for attaching it to bolt head or nut: |
This subclass is indented under subclass 119. Device wherein the member, or a part thereof, is resiliently or yieldably deformable for enabling the member to grip or otherwise hold itself in contact with the bolt head or nut. | |
122 | .. Member having portion (e.g., tab) deformable in situ into engagement with flat or formation: |
This subclass is indented under subclass 116. Device wherein that portion, or one or more of a plurality thereof, of the member which engages the one or more sides or formations of the bolt head or nut is a plastically deformable part of the member, which part is bent or otherwise deformed into contact with the side or formation after the member and the bolt head or the nut have been united with the substructure. | |
123 | ... And having specific structure to coact with substructure: |
This subclass is indented under subclass 122. Device wherein the member also has, on or proximate to its
region which confronts the substructure, means for engaging the
substructure in such a manner that any tendency of the member to
turn relative to the substructure is either eliminated or minimized.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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124 | .... Projection on member and coacting formation in substructure: |
This subclass is indented under subclass 123. Device wherein the means on the member is in the form of one or more teeth, ridges or the like, which form axial extensions of the member, and wherein the substructure has one or more recesses, grooves or the like for either receiving the teeth, etc., or otherwise cooperating with them to restrict rotation of the member relative to the substructure. | |
125 | .. Sheet metal member having resilient pawl distorted therefrom: |
This subclass is indented under subclass 116. Device wherein that portion, or one or more of a plurality
thereof, of the member which engages one or more of the flat sides
or sidewardly facing formations of the bolt head or nut is a pawl
which is elastic in nature and is formed by bending, cutting, punching,
stamping, etc., a part of a sheet metal member away from the plane
of the remainder of the member.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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126 | ... Member includes means which attempt to penetrate substructure: |
This subclass is indented under subclass 125. Device wherein the sheet metal member includes, on its substructure-confronting region, means (e.g., one or more pointed protrusions, sharp edges, etc.) for digging into, or attempting to dig into, the surface of the substructure in order to either eliminate or else minimize turning of the member relative to the substructure. | |
127 | ... Member abuts coacting part on substructure: |
This subclass is indented under subclass 125. Device wherein the sheet metal member, or a part thereof, moves into engagement with, and is blocked by a particular region (e.g., an edge, a flange) of, or a specific formation (e.g., a lug) on, the substructure, in order to either eliminate or else minimize turning of the member relative to the substructure. | |
128 | .. Member, or portion thereof, comprises movable pawl: |
This subclass is indented under subclass 116. Device wherein either the member, or one portion of a member
which has a plurality of portions, comprises a dog, lug, pin, etc.,
for blocking the turning of the bolt head or the nut in one direction
by engaging one or more flat sides or sidewardly facing formations
thereof, but which is pivotable, slidable, deflectable or otherwise
repositionable by the bolt head or the nut to avoid blocking a turning
movement in the opposite direction on the part of either of them.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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129 | .. Member engages inwardly facing surface of bolt head or nut: |
This subclass is indented under subclass 116. Device wherein the contact of a region on the outwardly facing surface of the member with all or part of the inwardly facing surface of the bolt head or nut is relied upon to contribute to the rotation restricting function of the one or more portions of the member. | |
130 | ... And is formed from plural, cooperating parts: |
This subclass is indented under subclass 129. Device wherein the member consists of at least two parts which are discrete but which work with one another to perform the function of the member. | |
131 | ... And has specific structure to coact with substructure: |
This subclass is indented under subclass 129. Device wherein the member has means (e.g., a flange, one or more linear segments on its perimeter, a projection, etc.) for engaging the substructure, or a particular part (e.g., an edge, a flange) thereof, or a formation (e.g., a groove, a recess) thereon, in such a manner that any tendency of the member to turn relative to the substructure is either eliminated or reduced. | |
132 | . Lock washer type member located between substructure and bolt head or nut: |
This subclass is indented under subclass 81. Device wherein the other element, or at least one of a plurality
thereof, comprises a member which, or a part of which, lies between
the substructure and that surface of the bolt head or nut which
faces in the direction of the substructure for the purpose of resisting
rotation of the bolt head or nut relative to the substructure.
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133 | .. Member fixed to bolt shank, and member or bolt fixed to substructure: |
This subclass is indented under subclass 132. Device wherein one or both of the member and the bolt are
either limited in, or fixed against, turning relative to the substructure,
and wherein means is provided, at least on the member, but, more
commonly, on both the member and the shank of the bolt, whereby
the two engage each other in such a manner that the turning of one
relative to the other, at least in one direction, is either eliminated
or severely limited.
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134 | .. Means holding member to bolt, nut or substructure prior to use: |
This subclass is indented under subclass 132. Device which includes means for retaining the member to
the bolt or the nut or the substructure in approximately the position
it will occupy subsequent to the assembly of at least two of those
three components with one another.
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135 | ... By discrete element: |
This subclass is indented under subclass 134. Device wherein the means for holding the member to the bolt,
nut or substructure comprises a second, other (i.e., an additional)
element.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||
136 | .. Member comprises looplike element (e.g., washer) interlocked with additional element, one of them engaging substructure or surface in other than planar, face to face contact: |
This subclass is indented under subclass 132. Device wherein the member is made up of two or more elements
which are so structured as to mechanically interengage, interconnect,
interlock, etc., in a manner which limits, in at least one direction,
the movement of one element with respect to at least one other element,
and wherein one or more of the elements form a closed, or a more
nearly closed than open, circle or polygon, the central axis of
which is in, or approximately in, coincidence with the principal
axis of the bolt or nut, and further wherein one or more of the
elements makes contact with the substructure or with the inwardly
facing surface of the bolt head or nut in a manner which involves
more than that represented by engaging one flat face with another such
face.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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137 | ... Two looplike elements interlocked by laterally introduced key: |
This subclass is indented under subclass 136. Device wherein the member is made up of two elements which
form a closed, or a more closed than open, circle or polygon, and
another element which is inserted between the two elements by movement
toward, and more or less at right angles to, the axis of the bolt,
the insertion of the other element serving to key the two elements
against rotation relative to one another.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||||
138 | ... Pawl element, movably carried by looplike element, coacts with ratchet on surface: |
This subclass is indented under subclass 136. Device wherein the looplike element, or one of a plurality thereof, mounts, supports or otherwise holds another element which includes a portion for engaging the inwardly facing surface of the bolt head or nut, which portion is capable of some degree of movement relative to the surface, and wherein the surface has at least one, and usually a plurality of, steps or related formations, which formations constitute a ratchet, whereby the movable portion of the other element serves as a pawl for engaging the ratchet and restricting the rotation, in at least one direction, of the bolt or nut. | |
139 | ... Laterally introduced key locks looplike element to surface: |
This subclass is indented under subclass 136. Device wherein an element of the member is a pin, rod, wedge,
etc., which is inserted between, by movement toward and more or less
at right angles to the axis of the bolt, the confronting regions
of the looplike element and the inwardly facing surface of the bolt
head or nut, the element penetrating, at least to some extent, each
confronting region and serving to key the looplike element and the
bolt head, or the nut, to one another.
| |||
140 | .. Elongate member moves in longitudinally extending opening in bolt head or nut to enter substructure: |
This subclass is indented under subclass 132. Device wherein the member is a nail, pin, screw, or other
element having length as its principal dimension, which element
is contained by or passes through a recess, or an aperture, respectively,
in, and extending more or less parallel to the principal axis of,
the bolt head or nut, and further wherein the element is intended
to be moved along its longitudinal axis to an extent where a portion
of it enters the substructure while another portion remains in engagement
with the bolt head or nut, and additionally wherein entry of the
element into the substructure is by way of either (a) utilizing a
recess provided therein for receiving it, or (b) having sufficient
force applied to it to cause it to penetrate the surface of the
substructure.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||||
141 | .. Locking dog or pawl carried by bolt head or nut and engaging substructure: |
This subclass is indented under subclass 132. Device wherein the member is, in whole or in part, a tonguelike
element which is accommodated in, attached to or otherwise held
by the bolt head or nut and which is pivotably, yieldably, or otherwise
movable, upon commencement of unthreading rotation of the bolt or
nut, into a position in which it engages the substructure in such
a manner as to either block or at least severely restrict movement
in that direction.
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142 | .. Key introduced laterally at juncture of surface and substructure: |
This subclass is indented under subclass 132. Device wherein the member is in the form of a pin, rod,
wedge, etc., and is inserted between, by movement toward and more
or less at right angles to the axis of the bolt, the inwardly facing
surface of the bolt head or nut and that portion of the substructure
which confronts the surface, and further wherein a portion of the pin,
etc., lies within the surface and another portion thereof lies within
the substructure, thereby serving to key the bolt head, or the nut, to
the substructure.
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143 | .. Formations on either member or surface, and cooperative, restricting means on the other: |
This subclass is indented under subclass 132. Device wherein either the member or the inwardly facing
surface of the bolt head or nut includes at least one formation
(e.g., a groove, ridge, spur, etc.), and the other is provided with means
for coactingly engaging the formation or formations, the engagement
serving to prevent or limit rotation of the member and the surface relative
to one another.
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144 | ... Formations on surface, means on member, one of which presents a sharp edged configuration: |
This subclass is indented under subclass 143. Device wherein the one or more formations are located on
the inwardly facing surface of the bolt head or the nut and the
means is located on the member, and either the formations or the means,
or both of them, has a sectional configuration which includes points
or lines, which points or lines are formed by the angular intersection
(usually at 90° or less) of regions of the surface or the
member (e.g., a chisel edge, cone, corner, parallel-walled channel,
rectangular tooth, ridge, V-groove, etc.).
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||
145 | .... Formations comprise ramplike teeth, means comprises a movable pawl: |
This subclass is indented under subclass 144. Device wherein the formations on the inwardly facing surfaces
of the bolt head or the nut are in the nature of successive teeth,
each having a configuration consisting of an incline, followed by
a decline, the latter usually being a sharp (e.g., a straight) drop,
and wherein the means on the member, which means is movable in response
to a force applied thereto in a particular direction by a moving
tooth, may comprise (a) a protruding portion of the member, which portion
either is in itself resilient or else is resilient by virtue of
the nature (e.g., the material) of the member, or (b) an attachment
to the member which is movable (e.g., pivotally) relative to the
member.
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146 | .... And substructure accommodation for member portion: |
This subclass is indented under subclass 145. Device wherein the member includes structure (e.g., a surface
protuberance, an arm, etc.) for entering or otherwise engaging with
a cavity, slot, etc., provided in the substructure for receiving
it, and which cavity, etc., is located, at least in part, below
the surface of the substructure.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||||||||
147 | .. Member comprises washer formed as closed loop or apertured plate or as split ring: |
This subclass is indented under subclass 132. Device wherein the member consists of at least one element
in the form of an open-center figure having a principal axis which
generally coincides with the longitudinal axis of the bolt or the
nut and wherein the figure may either (a) form a closed path as
in (1) a ring or (2) a disclike element having an opening more or
less in its center and having axially facing regions of significantly
greater area than in the instance of (1); or (b) form other than
a closed path by having free ends which (1) fall short of meeting one
another or (2) pass one another and extend therebeyond.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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148 | ... Engaging side wall of counterbore in substructure: |
This subclass is indented under subclass 147. Device wherein the substructure is provided with either
a cylindrical or a conical enlargement of a portion of the bolt
shank passage, which enlargement receives either a bolt head or
a nut, and wherein the open-center figure, or one of a plurality
thereof, makes contact with some portion of the inner surface of
the enlargement.
| |||
149 | ... Plural, axially adjacent washers, or plural part washer: |
This subclass is indented under subclass 147. Device wherein there are either (a) two or more open-center
figures located next to one another along the axis of the bolt or
nut, or (b) a single open-center figure which is made up of two
or more different components, parts, substances, etc.
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150 | .... Having one washer, or washer part, of a more yieldable nature than another washer, or part: |
This subclass is indented under subclass 149. Device wherein either one of the two or more open-center figures, or one of the two or more different components, parts, substances, etc., of a single such figure, is, by composition or configuration, more bendable, compressible, etc., than another of the figures or another of the components, etc., of the single figure. | |
151 | ... Split ring having radially outwardly extending end: |
This subclass is indented under subclass 147. Device wherein the open-center figure does not form a closed
path, but, instead, has two, distinct ends, and further wherein
one or both of the ends turn from the remainder of the figure in
a direction away from its principal axis.
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152 | ... Ends of split ring overlap in stressed condition: |
This subclass is indented under subclass 147. Device wherein the open-center figure does not form a closed
path, but, instead, has two, distinct ends, and further wherein
those ends pass beyond one another to the extent that, when the figure
is subjected to an axially directed load as the result of the tightening
of the bolt or nut, they will be superposed relative to one another in
a direction paralleling the principal axis of the figure.
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153 | .... Overlap of at least 180 degrees (e.g., coil): |
This subclass is indented under subclass 152. Device wherein the distinct ends of the figure, having passed
beyond one another, continue along paths in which they are axially
superposed until they have traversed a total path or about 540° or
more.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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154 | ... Apertured plate of uniform thickness having undulating contact surfaces: |
This subclass is indented under subclass 147. Device wherein the open-center figure is in the nature of
a plate penetrated by a hole, and further wherein the plate shows,
in a section paralleling its outer periphery and taken before the figure
has been subjected to the pressure generated by the tightening of
the bolt or nut involved, a series of wavelike formations.
| |||
155 | ... Apertured plate having arched sectional configuration (e.g., concavo-convex): |
This subclass is indented under subclass 147. Device wherein the open-center figure is in the nature of a plate penetrated by a hole, the center of the hole ordinarily representing a point on the principal axis of the figure, and further wherein the plate is curved in cross section in at least one direction or is otherwise so configured in section as to place its central portion in a different plane than some or all of its periphery, in order that it may bend to resist a force applied more or less axially. | |
156 | .... Arched configuration circumscribes aperture: |
This subclass is indented under subclass 155. Device wherein the figure is annular in nature, and further wherein the sectional curvature is displayed twice by a section which contains the principal axis of the figure (i.e., the material on one side of the central opening presents, in section, a mirror image of the material on the other side of the opening). | |
157 | ... Split ring having opposed ends offset axially: |
This subclass is indented under subclass 147. Device wherein the open-center figure does not form a closed
(i.e., a noninterrupted) path, but, instead, has two, distinct ends,
which ends, although facing more or less toward one another, are
misaligned from one another in a direction paralleling the principal
axis of the figure at such time as the figure is not subjected to
the axially directed loading imposed by the tightening of the bolt
or nut.
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158 | .... Contact surface contains a plurality of generally radially extending ridges or grooves removed from the ends: |
This subclass is indented under subclass 157. Device wherein the open-center figure is formed with two
or more projections or recesses facing the bolt or nut or facing
the substructure, or with at least one projection or recess facing
the bolt or nut and at least one other projection or recess facing
the substructure, and further wherein the projections or recesses
have a length dimension whereby they traverse, in a direction generally
paralleling that of a radian of the figure, that surface of the figure
which faces the bolt or nut or that surface thereof which faces
the substructure or both such surfaces, and additionally wherein the
plurality of projections or recesses is in addition to any such
projections or recesses as may be present at a location proximate
to either of the free ends of the figure.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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159 | .... Cross section other than rectangular: |
This subclass is indented under subclass 157. Device wherein the material from which the figure is fabricated displays, in section, something other than a four-sided polygon having 90° corners. | |
160 | ... Closed loop having plural variations in the profile of a contact surface or a peripheral edge thereof: |
This subclass is indented under subclass 147. Device wherein the open-center figure is a closed one of a more or less circular nature and has regions (e.g., contact surfaces) which face generally oppositely and which have a radial extent determined by the inner periphery and the outer periphery of the figure, and wherein at least one region, or at least one periphery, is formed with a pattern of recurring changes in the figure"s dimension in an axial direction (i.e., its effective thickness). | |
161 | .... Variations comprise generally radially extending ridges or grooves: |
This subclass is indented under subclass 160. Device wherein the pattern of recurring changes in the figure"s
dimension in an axial direction is formed by a plurality of projections or
recesses which traverse one or both regions from adjacent one periphery
of such a region to adjacent the other periphery and, more often than
not, along the shortest path (i.e., a radian) therebetween.
| |||
162 | .... Variations comprise circumferentially spaced projections or recesses inset from both peripheries: |
This subclass is indented under subclass 160. Device wherein the pattern of recurring changes in the figure"s
dimension in an axial direction is formed by a plurality of raised
or depressed portions within one or both of the regions, which portions
are spaced inwardly from the figure"s outer periphery and
outwardly from its inner periphery and are spaced from one another
along an annular path.
| |||
163 | .... Variations are teeth located along a periphery: |
This subclass is indented under subclass 160. Device wherein the pattern of recurring changes in the figure"s
dimension in an axial direction is formed by a plurality of toothlike projections
positioned at, in or on one or both of the peripheries of the figure.
| |||
164 | ..... Both peripheries: |
This subclass is indented under subclass 163. Device wherein the tooth like projections are at, in or on both the inner periphery and the outer periphery of the figure. | |
165 | ..... Each twisted about its radial axis: |
This subclass is indented under subclass 163. Device wherein the toothlike projections either are located along the outer periphery of the figure and extend radially away therefrom or are located along the inner periphery and extend toward the figure"s longitudinal axis therefrom, and, in either instance, the toothlike projections each follow generally the path of a radian and are each given a twist about the axis of such a radian. | |
166 | . Design of fastener or substructure restricts rotation: |
This subclass is indented under subclass 81. Device wherein the means for either preventing or limiting
turning of a specific bolt or nut relative to its substructure resides
in one or more structural characteristics (e.g., configuration, composition,
etc.) of one or another of the bolt, or the nut, or the substructure.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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167 | .. Lock nut type on fastener: |
This subclass is indented under subclass 166. Device wherein there is also provided, on one or the other,
or both, of the bolt or nut, thread structure of a kind which serves
to couple one to the other to restrict rotation therebetween.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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168 | .. Including a lock thread: |
This subclass is indented under subclass 166. Device wherein the rotation restricting means either includes
as a portion thereof, or else consists wholly of, thread structure,
on one or the other or both of the bolt and the substructure with
which it is in threaded engagement, of a kind which serves to couple
one to the other.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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169 | .. Mass of bolt head or nut offset from fastener longitudinal axis: |
This subclass is indented under subclass 166. Device wherein the mass of either the head of the bolt or of the nut is not centered on the longitudinal axis thereof, whereby, when that axis is horizontal or significantly so, there will be a tendency for the bolt or nut, if properly oriented, to both oppose turning in an unthreading direction and encourage turning in the opposite direction. | |
170 | .. Nut and washer type formed from single blank folded over substructure: |
This subclass is indented under subclass 166. Device wherein the nut and structure (e.g., a washer) which
will be axially aligned therewith and positioned between the nut
and the substructure, but which remains integral with the nut, are
formed in a more or less planar length of stock material and folded
one over the other to place the aperture and the threaded opening of
the nut in alignment with one another.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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171 | .. Bolt or nut adapted to be fused directly to substructure (e.g., weld nut): |
This subclass is indented under subclass 166. Device wherein a bolt or nut is so formed or shaped (e.g.,
with one or more flanges, projections, etc.) or otherwise adapted
to be united by fusion, without the benefit of additional material,
to a substructure, the weld involving a mutual melting and flowing
together of a portion of the material of the bolt or nut and a portion
of the material of the substructure.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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172 | . Nut having a portion for attachment to substructure: |
This subclass is indented under subclass 166. Device wherein the structural characteristic comprises the
formation of the nut, and of structure for retaining the nut in
a particular relationship with an aperture that is formed in the
substructure for the purpose of receiving the bolt, as a single
element, and wherein the element makes contact with the substructure
at one or more locations on each of its oppositely (i.e., outwardly)
facing surfaces.
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173 | .. Means to engage extends through aperture: |
This subclass is indented under subclass 172. Device wherein the single element rests, in part, against
one of the surfaces of the substructure and has a portion (e.g.,
an arm, tongue, etc.) which passes through the aperture for the
bolt enroute to establishing contact with the other surface of the
substructure.
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174 | ... Means to engage grasps an edge of substructure: |
This subclass is indented under subclass 172. Device wherein the single element is, at least in part,
U-shaped for the purpose of being forced over an edge portion of
the substructure.
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175 | .... And has projection contacting periphery of aperture: |
This subclass is indented under subclass 174. Device wherein the single element includes, on one of the
arms of the U, a detent, finger, lip, etc., directed toward the
other arm for engaging the periphery of the aperture provided in
the substructure for the bolt.
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176 | .. Fastener having a deformable portion or deforms substructure (e.g., prong): |
This subclass is indented under subclass 166. Device wherein the structural characteristic comprises the
inclusion in one or more of the bolt or the nut or the substructure
of at least one region (e.g., area, portion, etc.) which is inherently
capable of (a) undergoing a significant change (e.g., a distortion)
in configuration or shape, which change may be either elastic or plastic
in nature, (b) causing such a change in another of the bolt, nut
or substructure, or (c) causing such a change in another, and,
either in reaction thereto or as a result of another force, undergoing
a change in its own configuration or shape.
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177 | ... Nut assembled to substructure utilizing cooperating regions on both: |
This subclass is indented under subclass 176. Device wherein a nut and a substructure, each having a deformable/deformation-producing region,
are joined to one another, and wherein, as a result of the joining,
the region of one deforms, or is deformed by, or both, the corresponding
region of the other.
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178 | .... Nut is externally and internally threaded cylinder: |
This subclass is indented under subclass 177. Apparatus wherein the nut is tubular in nature and is threaded
on its outer surface, as well as internally, the outer thread serving
to engage the nut with the substructure when the nut is inserted
thereinto.
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179 | .... Nut penetrates substructure and anchors itself thereto (e.g., pierce nut): |
This subclass is indented under subclass 177. Device wherein the nut contains a deformation producing
region which, when cooperating with a tool couple in the nature
of a ram and anvil, is adapted to act as a cutter or die and move
against the substructure, or have the substructure moved against
it, with sufficient force to create an opening in the substructure,
which opening may (a) have its periphery, or portions thereof, bent
or otherwise distorted (e.g., swaged) into a recess in an axially
directed surface of the nut for holding the nut fast to an axially
directed surface of the substructure, (b) provide an entrance to
the bore of the nut for the bolt which is to be received by the
nut, (c) be sufficiently large to receive the overall radial dimensions
of the nut and have its periphery forced radially inwardly to fixedly engage
the nut along its radially outwardly facing surfaces and thus hold
the nut in more or less coplanar relationship with the substructure,
or (d) otherwise serve in anchoring the nut to the substructure.
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180 | .... Nut deforms wall of preformed opening in substructure during assembly: |
This subclass is indented under subclass 177. Device wherein the substructure is provided with an aperture
for the entry, in an axial direction, of the nut, or at least a
portion of the axial dimension thereof, and wherein the substructure
has a deformable region which comprises the periphery of the aperture,
which periphery undergoes a change in configuration, radially, or
axially, during or subsequent to the introduction of the nut thereinto.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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181 | .... Both cooperating regions deformed: |
This subclass is indented under subclass 177. Device wherein the nut and the substructure each include
a region which is capable of undergoing a significant change in
configuration or shape and wherein the regions coact to undergo
such a change as a result of the joining.
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182 | .... Nonmetallic nut, resiliently deformable during assembly: |
This subclass is indented under subclass 177. Device wherein the nut is formed of other than metallic
material (e.g., of an elastomeric composition) and is elastically
distorted, momentarily or otherwise, while being joined to the substructure.
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183 | ... Nut assembled to substructure by plastically deformable region on nut: |
This subclass is indented under subclass 176. Device wherein a nut which contains a deformable region
is joined to the substructure by the permanent distortion of that
region or a portion thereof.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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184 | ... Region on inwardly facing surface of bolt head or nut: |
This subclass is indented under subclass 176. Device wherein the deformable/deformation-producing region of either a bolt head or a nut occupies either a portion of or all of that surface thereof which confronts the substructure. | |
185 | .... Surface extends radially beyond flat sides of bolt head or nut: |
This subclass is indented under subclass 184. Device wherein the bolt head or the nut includes a plurality of planar, sidewardly facing surfaces (e.g., for engagement by a wrench), and wherein the inwardly facing (i.e., the working) surface of the bolt head or the nut is given a radial dimension which is greater than the distance separating opposite ones of the sidewardly facing surfaces. | |
186 | ..... And includes resilient flange: |
This subclass is indented under subclass 185. Device wherein the greater radial dimension of the inwardly facing surface, or a portion of that dimension, is in the nature of an elastically deformable lip. | |
187 | .... Having axially directed projection or recess: |
This subclass is indented under subclass 184. Device wherein the substructure-confronting surface of the bolt head or the nut includes at least one formation (e.g., a ridge, stud, groove, hollow) which is raised or depressed in a direction more or less normally thereto. | |
188 | ..... Plural, radially extending, and generally equally spaced: |
This subclass is indented under subclass 187. Device wherein the raised or depressed formations are two or more in number, are each located at, and extend along, a line which approximates a radian of the surface, and are spaced more or less the same distance apart around the surface. | |
189 | .... Surface deforms resiliently: |
This subclass is indented under subclass 184. Device wherein the deformation which occurs in the surface is elastic in nature. | |
190 | HAVING STRUCTURE TO RESTRICT ROTATION OF THREADED, MATING PIECES (E.G., NUT LOCK): |
This subclass is indented under the class definition. Device wherein an externally threaded element and an internally
threaded element are matingly engaged through the medium of their threads,
and wherein means is provided to restrict (i.e., limit or prevent)
the rotation, in at least the unthreading direction, of one element relative
to the other.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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191 | . Structure contacts nut piece side and is fixed to the nut: |
This subclass is indented under subclass 190. Device provided with one or more distinct members which restrict one of the threaded elements from rotating by bearing against or otherwise contacting at least one, more or less flat, radially outwardly facing surface of that threaded element, and which member, or at least one of them, also contacts the other threaded element in such a manner as to restrict it, too, from rotating. | |
192 | .. And contacts mating piece side: |
This subclass is indented under subclass 191. Device wherein the other threaded element includes at least one, more or less flat, radially outwardly facing surface, and at least one of the distinct members rests against or otherwise contacts one or more of the surfaces. | |
193 | ... Utilizing a resilient characteristic of the member, or of a discrete element: |
This subclass is indented under subclass 192. Device wherein either (a) an inherent property of resiliency on the part of at least one of the distinct members or (b) the presence of a distinct element having such a capability, is relied upon for either (1) moving the distinct member into or from its rotation restricting position or (2) keeping the distinct member from becoming separated from its operative association with one or the other of the threaded elements. | |
194 | .... With a discrete, resilient element: |
This subclass is indented under subclass 193. Device provided with a distinct element or device of a resilient nature for positioning or retaining the member. | |
195 | ... Other element is a bolt, and member includes opening configured to engage side flat thereon: |
This subclass is indented under subclass 192. Device wherein the other threaded element is the externally threaded one, and wherein at least one of the distinct members includes an aperture which is adapted by its configuration (e.g., a square hole) to contact one or more of the more or less flat, radially outwardly facing surfaces provided on the other threaded element. | |
196 | .... And further including spaced, axially extending legs for engaging side flats on the nut: |
This subclass is indented under subclass 195. Device wherein at least one of the distinct members includes, also, portions extending more or less normally to a plane containing the aperture and having radially inwardly facing regions for complementarily contacting the more or less flat, radially outwardly facing surfaces of the one (i.e., the internally) threaded element. | |
197 | .. Structure is coaxial, distinct member (e.g., washer) that restricts nut piece when fixed: |
This subclass is indented under subclass 191. Device wherein the one threaded element is the internally threaded one, and the at least one, more or less flat, radially outwardly facing surface is found on that threaded element. | |
198 | ... Utilizing a resilient characteristic of the member, or of a discrete element: |
This subclass is indented under subclass 197. Device wherein either (a) an inherent property of resiliency on the part of at least one of the distinct members or (b) the presence of a distinct element having such a capability, is relied upon for either (1) moving the distinct member into or from its rotation restricting position or (2) keeping the distinct member from becoming separated from its operative association with one or the other of the threaded elements. | |
199 | .... Member comprises key movable laterally into engagement with threaded elements: |
This subclass is indented under subclass 198. Device wherein at least one of the distinct members ordinarily comprises a pin, wedge, clip, dog, etc., which is inserted by movement from one side of the threaded elements toward, and more or less normally to, their longitudinal axis, which pin, etc., usually is received in part in each of the threaded elements and thus forms a positive interlock therebetween. | |
200 | ... Member comprises key movable laterally into engagement with threaded elements: |
This subclass is indented under subclass 197. Device wherein at least one of the distinct members ordinarily comprises a pin, wedge, clip, dog, etc., which is inserted by movement from one side of the threaded elements toward, and more or less normally to, their longitudinal axis, which pin, etc., usually is received in part in each of the threaded elements and thus forms a positive interlock therebetween. | |
201 | ... Member includes plastically deformable portion: |
This subclass is indented under subclass 197. Device wherein the distinct member, or one of them, includes
at least one region which, when bent or otherwise reshaped, is adapted
to remain in its changed configuration (i.e., the elastic limit
of the material from which the member is formed has been exceeded).
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202 | .. Utilizing a resilient characteristic of the member, or of a discrete element: |
This subclass is indented under subclass 191. Device wherein either (a) an inherent property of resiliency on the part of at least one of the distinct members or (b) the presence of a distinct element having such a capability, is relied upon for either (1) moving the distinct member into or from its rotation restricting position or (2) keeping the distinct member from becoming separated from its operative association with one or the other of the threaded elements. | |
203 | ... With a discrete, resilient element: |
This subclass is indented under subclass 202. Device provided with a distinct element or device of a resilient nature for positioning or retaining the member. | |
204 | . Structure is coaxial, distinct member (e.g., washer, key, or nut portion) that restricts nut piece: |
This subclass is indented under subclass 190. Device provided with one or more distinct members having
a capability of restricting the rotation of at least the internally
threaded element, which member (or members) (a) is positioned outwardly,
at least in part, of the internally threaded element (relative to
the head end of the externally threaded element) and (b) cooperates
with that outwardly facing portion of the internally threaded element
to restrict the rotation thereof.
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205 | .. Member includes pawl- or pivoting key-type portion engaging threads: |
This subclass is indented under subclass 204. Device wherein at least one of the distinct members ordinarily comprises a jointed pin, a hinged plate, a bendable rod, etc., which is foldable or otherwise turnable into a position in which it usually is received in part in each of the threaded elements for locking one to the other. | |
206 | ... Utilizing a resilient characteristic of the key, or of a discrete element: |
This subclass is indented under subclass 205. Device wherein either (a) an inherent property of resiliency on the part of the jointed pin, hinged plate, bendable rod, etc., or (b) the presence of a distinct element having such a capability, is relied upon for either (1) moving the jointed pin, etc., into or from its locking position or (2) keeping the jointed pin, etc., from becoming separated from its operative association with one or the other of the threaded elements. | |
207 | .... With a discrete, resilient element: |
This subclass is indented under subclass 206. Device provided with a distinct element or device of a resilient nature for positioning or retaining the jointed pin, hinged plate, bendable rod, etc. | |
208 | ..... And key engageable with aligned formations (e.g., grooves) in axially outwardly facing portion of each threaded element: |
This subclass is indented under subclass 207. Device wherein the jointed pin, hinged plate, bendable rod, etc., when in its locking position, rests in a channel, recess, slot, etc., formed in the axially outwardly facing portion of the internally threaded element and also in a similar formation, representing a prolongation of the first formation, in the corresponding portion of the externally threaded element. | |
209 | .. Member includes key, screw, tongue, etc. perpendicular to threads: |
This subclass is indented under subclass 204. Device wherein at least one of the distinct members ordinarily comprises a pin, wedge, clip, dog, etc., which is inserted by movement from one side of the externally threaded and the internally threaded elements toward, and more or less normally to, their longitudinal axis, which pin, etc., usually is received in part in each of the threaded elements and thus forms a positive interlock therebetween. | |
210 | ... Utilizing a resilient characteristic of the key, or of a discrete element: |
This subclass is indented under subclass 209. Device wherein either (a) an inherent property of resiliency on the part of the pin, wedge, clip, dog, etc., or (b) the presence of a distinct element having such a capability, is relied upon for either (1) moving the pin, etc., into or from its locking position or (2) keeping the pin, etc., from becoming separated from its operative association with one or the other of the threaded elements. | |
211 | .... With a discrete, resilient element: |
This subclass is indented under subclass 210. Device provided with a distinct element or device of a resilient
nature for positioning or retaining the pin, wedge, clip, dog, etc.
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212 | ... Including plastically deformable portion: |
This subclass is indented under subclass 209. Device wherein the pin, wedge, clip, dog, etc., has at least
one region which, when bent or otherwise reshaped, is adapted to
remain in its changed configuration (i.e., the elastic limit of the
material from which the pin, etc., is formed has been exceeded).
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213 | .... Comprising an elongated element divided longitudinally (e.g., a cotter pin): |
This subclass is indented under subclass 212. Device wherein the element is in the nature of a pin and is split along its longitudinal axis through a substantial portion of its length. | |
214 | .. Member includes screw receivable in an axially extending, internally threaded bore: |
This subclass is indented under subclass 204. Device wherein the member takes the form of a screw (e.g., a machine screw) and engages the axially outwardly facing portion of the internally threaded element either by way of a head formed on the screw or by way of an additional member located between, and cooperating with, the screw and the portion, and further wherein the externally threaded element is provided with a bore which is internally threaded and extends more or less longitudinally of the element, which bore receives at least a portion of the shank of the screw. | |
215 | ... With an additional member between screw and axially outwardly facing portion: |
This subclass is indented under subclass 214. Device provided with an additional member (e.g., an apertured plate, a washer, etc.) located in intervening relationship to the screw and the axially outwardly facing portion of the internally threaded element, thereby substituting for, or supplementing, the screw in engaging that portion. | |
216 | .. Member or portion includes an axially disposed key: |
This subclass is indented under subclass 204. Device wherein at least one of the distinct members consists in large part of a portion resembling a dowel, pin, rod, etc., which portion is positioned generally parallel to the longitudinal axis of the threaded elements and usually is received in part in each of them, thus tending to form a positive interlock therebetween. | |
217 | ... Key coacts with bolt by occupying an axially extending recess formed in the radially outward surface thereof: |
This subclass is indented under subclass 216. Device wherein the externally threaded element receives the elongated portion of the member in a recess formed in its outer surface and extending longitudinally thereof. | |
218 | .... And includes a portion adapted to extend into a transverse opening provided in the bolt: |
This subclass is indented under subclass 217. Device wherein the member includes a footlike portion extending
at more or less a right angle to the remainder thereof for entering
an opening formed into or through the externally threaded element
at about 90° to the longitudinal axis thereof.
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219 | .... And includes a portion adapted to engage a substantial part of the periphery of the bolt: |
This subclass is indented under subclass 217. Device wherein the member includes a portion which is circular or partly circular in configuration, or can be shaped into such a configuration, for engaging the externally threaded element along a path representing the circumference, or a significant part of the circumference, thereof. | |
220 | .... And includes a region plastically deformable into engagement with the axially outwardly facing portion: |
This subclass is indented under subclass 217. Device wherein at least that part of the member which is intended to engage the axially outwardly facing portion of the internally threaded element is bent or otherwise deformed beyond its elastic limit when moved into engagement with that portion. | |
221 | .. Member or portion includes piece that interlocks with an axially extending recess or slot in a bolt and a recess in an axially outwardly facing side of a nut: |
This subclass is indented under subclass 204. Device wherein the member includes a formation in the nature
of a radially inwardly directed projection for entering a groove
or related opening formed in the externally threaded element and
extending parallel to the longitudinal axis thereof, and also includes another
formation whereby it engages against rotation a depressed region
in the axially outwardly facing portion of the internally threaded element.
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222 | .. Internally threaded locking member (e.g., jam nut): |
This subclass is indented under subclass 204. Device wherein at least one of the distinct members comprises
a second internally threaded element which is in threaded engagement
with the externally threaded element and is located axially outwardly,
at least in part, of the first (i.e., the primary) internally threaded element.
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223 | ... Including means associated with at least one of the nuts for restricting rotation therebetween: |
This subclass is indented under subclass 222. Device which includes means (a) formed on or carried by one or both of the internally threaded elements, (b) consisting of another distinct member and located between the elements, or (c) otherwise associated with the elements, which means limits or prevents (*) the turning of one of the elements with respect to the other. (*) It should be observed that, in the jam nut art, the ceasing of further turning of the internally threaded elements relative to one another may mean that no greater degree of coupling can be attained than that which existed at the time that the two elements commenced to move as one. | |
224 | .... Key received in part in each of the nuts: |
This subclass is indented under subclass 223. Device wherein the means comprises a distinct member, such as a pin, a portion of which resides in each of the internally threaded elements. | |
225 | ..... Including a plastically deformable portion: |
This subclass is indented under subclass 224. Device wherein the member includes at least one region which,
when bent or otherwise reshaped, is adapted to remain in its changed configuration
(i.e., the elastic limit of the material from which the member is
formed has been exceeded).
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226 | ..... Received in axially extending passages or recesses: |
This subclass is indented under subclass 224. Device wherein one portion of the member occupies at least a portion of a groove, hole, slot, etc., which generally parallels the longitudinal axis of one of the internally threaded elements, and another portion of the member occupies a similar formation in the other element. | |
227 | .... Comprising one or more discrete members serving as a pawl and ratchet: |
This subclass is indented under subclass 223. Device wherein the means comprises one or more distinct
members of which (a) one is either a pawl (e.g., a biased arm, dog,
finger, etc.) or a ratchet (e.g., a series of teeth of asymmetrical
profile), in which event the counterpart ratchet or pawl, respectively,
is an integral part of one of the internally threaded elements, or
(b) one member is a pawl and another member is a ratchet and each
is carried, at least in part, either by one of the elements or by
yet another member cooperating with that element, and wherein, in
either (a) or (b), the function of the pawl and ratchet is to restrict
rotation to a greater degree in one direction than in the other.
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228 | ..... Inherently resilient pawl: |
This subclass is indented under subclass 227. Device wherein the source of bias for the pawl is the use of material (e.g., sheet metal) having a significant degree of elasticity for fashioning the pawl. | |
229 | .... Axially directed, resiliently biased detent means: |
This subclass is indented under subclass 223. Device wherein the internally threaded elements are secured against relative rotation by spring urged, depressible protuberance means which are carried by one of the internally threaded elements and which are adapted to be received in recess means in the other such elements. | |
230 | .... Canted element: |
This subclass is indented under subclass 223. Device wherein either of the internally threaded elements or a washer in association therewith is wedge-shaped or has eccentrically arranged protuberance means thereon which causes the elements in the assembly to become tilted with respect to each other, thereby producing a binding of the mating threads. | |
231 | .... With means resiliently biasing the nuts apart: |
This subclass is indented under subclass 223. Device wherein the internally threaded elements are urged
in axially opposite directions by a springlike force to cause frictional
binding with the threads of the externally threaded element.
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232 | .... Side lock: |
This subclass is indented under subclass 223. Device wherein the internally threaded elements are secured against relative rotation by means cooperating with one or more sidewardly facing, substantially planar surfaces on at least one of the elements. | |
233 | ..... Integral deformable means: |
This subclass is indented under subclass 232. Device wherein the side lock comprises a portion of the unitary structures of one of the internally threaded elements, which portion is deformed beyond its elastic limit into engagement with a side surface of the other of the internally threaded elements. | |
234 | ..... By a discrete element: |
This subclass is indented under subclass 232. Device wherein the side lock comprises an element which
is separate and distinct from the internally threaded elements.
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235 | ...... Periphery encompassing means (e.g., a sleeve): |
This subclass is indented under subclass 234. Device wherein the side lock comprises an element which surrounds at least a part of each of the internally threaded elements. | |
236 | ...... Including plastic deformation (e.g., bending) of the discrete element: |
This subclass is indented under subclass 234. Device wherein the side lock element assumes its locking position by being deformed beyond its elastic limit. | |
237 | .... Having a part of one or the nuts extending into a circular, axially directed recess of the other, and further including, in the region of the recess, formations cooperating to restrict relative rotation: |
This subclass is indented under subclass 223. Device wherein one of the internally threaded elements includes
an axially directed portion which enters an axially directed enlargement
of part of the axial dimension of the opening provided in the other
internally threaded element for receiving the externally threaded
element, and wherein the elements include, within the axial dimension
common to both, structural features which coact to limit or prevent
the turning, in at least one direction, of one of the elements with
respect to the other.
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238 | ..... At least one of the formations comprises a surface eccentric to the longitudinal axis of the nuts: |
This subclass is indented under subclass 237. Device wherein one of the structural features is a surface
generated about an axis (or axes, if of varying curvature) which
is offset from the longitudinal axis of the elements, and further wherein
a slight rotation of one of the elements relative to the other brings
that surface into binding engagement with a surface on the other element,
which latter surface either is not eccentric or, if eccentric, is
of a different eccentricity.
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239 | .... Including cooperating formations on the axially opposing portions of the nuts: |
This subclass is indented under subclass 223. Device wherein both of the internally threaded elements
are formed with, on the portions thereof which occupy an axially
confronting relationship, surface configurations which interact
with each other to limit or prevent the turning, in at least one
direction, of one of the elements with respect to the other.
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240 | ..... Comprising teeth of the ramp and buttress type: |
This subclass is indented under subclass 239. Device wherein the surface configurations formed on each internally threaded element comprise a plurality of projections of the kind which, in profile, display a gradual slope leading to the outermost region of the projection followed by a sharp (e.g., a perpendicular) drop to a base line. | |
241 | ..... Comprising surfaces of a curvilinear nature: |
This subclass is indented under subclass 239. Device wherein the surface configurations formed on each
internally threaded element are rounded or undulating in character.
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242 | .... Plastic deformation of at least one of the nuts: |
This subclass is indented under subclass 223. Device wherein the means preventing rotation between the internally threaded elements comprises a portion of one of the elements being deformed beyond its elastic limit. | |
243 | .... Reversed internal and external threads on one of the nuts: |
This subclass is indented under subclass 223. Device wherein one of the internally threaded elements is formed with external threads of a hand opposite to its internal thread which are adapted to be engaged by either the other of the internally threaded elements or by an extraneous locking means. | |
244 | .... Oppositely threaded: |
This subclass is indented under subclass 223. Device wherein one of the internally threaded elements has a right-hand thread while the other has a left-hand thread, and the externally threaded element includes threaded portions mating with each of them. | |
245 | ..... Intersecting threads on the bolt: |
This subclass is indented under subclass 244. Device wherein the right-hand and left-hand threads on the externally threaded element are formed in overlapping relationship so as to define a crossed-threaded arrangement. | |
246 | .. By thread-gripping locking element: |
This subclass is indented under subclass 204. Device wherein at least one of the distinct members comprises
an element which exerts a tight holding action, usually at circumferentially
spaced locations, upon the thread of at least one of the threaded
elements.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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247 | ... Resilient grip: |
This subclass is indented under subclass 246. Device wherein the locking member is urged into engagement
with the threads by spring biasing means.
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248 | .... Split ring: |
This subclass is indented under subclass 247. Device wherein the locking member comprises a resilient
element which defines the major portion, but less than all, of a
normally closed figure such as an annulus or a polygon.
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249 | ..... Including structure interfitting within a thread for less than a full turn thereof: |
This subclass is indented under subclass 248. Device wherein the split ring includes a thin, radially
inwardly facing projection which enters into a turn of the thread
of the threaded element and follows that thread through something
less than 360°.
| |||
250 | ... Wire structure: |
This subclass is indented under subclass 246. Device wherein the locking member is formed from a stock material in the nature of a thin, metal rod which is resiliently flexible. | |
251 | .... Helically coiled wire: |
This subclass is indented under subclass 250. Device wherein the wire locking member is wound into a spiral element. | |
252 | ..... Including a fee end in nonrotational engagement with the threaded element: |
This subclass is indented under subclass 251. Device wherein the coiled wire locking member includes an end portion cooperating with means on the internally threaded element to prevent relative rotation between the locking member and said element. | |
253 | ... Gripping member includes a tapered section adapted to be axially depressed to cause radial movement of a portion thereof: |
This subclass is indented under subclass 246. Device wherein the locking member is formed with an axially
extending portion which is inclined with respect to the axis of
the threaded elements and wherein a free end of said portion is
caused to be moved into engagement with the thread on one of the
threaded elements upon the application of an axially directed force
to said portion.
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254 | ... Gripping member is moved radially into engagement with the threads: |
This subclass is indented under subclass 246. Device wherein the locking member assumes the thread gripping
position upon being moved toward or from, and generally perpendicular
to, the axis of the threaded elements.
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255 | .... Including discrete means to move or to lock the gripping member relative to the externally threaded element: |
This subclass is indented under subclass 254. Device wherein an additional element is provided which either
moves the locking member to cause it to grip the externally threaded
element, or secures it in that position, or both.
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256 | ... Gripping member is moved tangentially into engagement with the threads: |
This subclass is indented under subclass 246. Device wherein the locking member assumes a holding position by being moved into engagement with the threaded element along a path which lies in planes both perpendicular and parallel to the axis of said element. | |
257 | . Including material in the nature of (1) a metallic coating, (2) a quantity of fusible metal or (3) a discrete member formed of ductile material: |
This subclass is indented under subclass 190. Device wherein the means comprises or includes either (a) a metallic composition which has been applied as a layer on the surface of at least a part of the interengaging portions of the threaded elements, (b) a supply, or a member, of a metal which is subjected to melting and rehardening or (c) a distinct member of a metal which is sufficiently soft (e.g., malleable) as to yield upon the application of a relatively small amount of force. | |
258 | . Including settable material: |
This subclass is indented under subclass 190. Device wherein the means comprises or includes a quantity
of a substance which is hardenable from the relatively soft or flowable state
in which it is applied to at least one of the threaded elements
into a firm or rigid state in which it holds, or assists in holding,
the threaded elements against rotation relative to one another.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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259 | . Comprising a thread lock: |
This subclass is indented under subclass 190. Device wherein the rotation restricting means comprises
either the thread structure of one of the other of the threaded
elements, or the interaction of the threads of one element upon
the threads of the other element, or the action of an additional
element upon the threads of one or the other or both of the threaded
elements.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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260 | .. Including a distortable metallic washer or sleeve: |
This subclass is indented under subclass 259. Device wherein the rotation restricting means includes a substantially annular member of more or less readily deformable metal which is disposed in concentric relationship with the threaded elements and moves, upon deformation, into tight engagement with the threads of at least one of the elements. | |
261 | ... In the nature of a dished washer: |
This subclass is indented under subclass 260. Device wherein the member is a washer which is concave on one of its axially directed faces and is adapted (e.g., by having a convex, opposite face) to be axially collapsed by the application of a compressive force, thus causing its inner and outer peripheries to shift radially, at least one of them moving into engagement with the threads on one of the threaded elements. | |
262 | .. Including a coil spring: |
This subclass is indented under subclass 259. Device wherein the rotation restricting means includes a helically wound resilient wire which grips the threads on one or both of the threaded elements. | |
263 | .. Differential thread means: |
This subclass is indented under subclass 259. Device wherein a discrete locking member is provided with
threads which engage complementary threads on either of the threaded
elements causing the mating threads on said elements to be biased
axially into tight, frictional engagement.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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264 | .. Rocking thread section on the externally threaded element: |
This subclass is indented under subclass 259. Device wherein the externally threaded element includes a section of the threads which comprises a separate element,pivotal between a position wherein the leading threads thereon are within the confines of the adjacent threads on the element and a second position, initiated by engagement with the internally threaded element, wherein at least said leading threads extend radially beyond said adjacent threads. | |
265 | .. Including a tapered (e.g., conical) surface for wedging the internally threaded element against the externally threaded one: |
This subclass is indented under subclass 259. Device wherein the rotation restricting means includes a
surface which extends at an acute angle to the longitudinal axis
of the threaded elements, which surface is engaged by the internally
threaded element in such a manner that movement on the part of that
element causes it to be forced into ever-tighter engagement with
the externally threaded element.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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266 | ... Segmented internally threaded element: |
This subclass is indented under subclass 265. Device wherein wedging of the threads is facilitated by
the internally threaded element being longitudinally split.
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267 | .... Discrete segments carried within a housing: |
This subclass is indented under subclass 266. Device wherein the internally threaded element is split into segments which are separate and distinct and are disposed within a hollow body member. | |
268 | .... Including a discrete, threaded member carrying the tapered surface and threadedly engaging one of the threaded elements: |
This subclass is indented under subclass 266. Device wherein the tapered surface is a portion of a distinct member, which member is threaded and is in threaded engagement with either the externally threaded element or the internally threaded element. | |
269 | ..... Engaging a threaded exterior provided on the segmented element: |
This subclass is indented under subclass 268. Device wherein the distinct member is in threaded engagement with a thread formed on the outer surface of the internally threaded element. | |
270 | .... Including a sleeve or washer type member for carrying the tapered surface and surrounding the segmented element: |
This subclass is indented under subclass 266. Device wherein the tapered surface is a portion of a distinct
member which is annular, is of a greater or a lesser axial dimension
than the internally threaded element, and has an open, axially outwardly
facing end to enable insertion and removal of that element.
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271 | .. Externally threaded element includes an axially extending opening in its free end for receiving an expander member: |
This subclass is indented under subclass 259. Device wherein the externally threaded element includes,
in that end which is opposite its headed end, a longitudinal bore,
cavity, slot, etc., into which a distinct member of nonuniform thickness
(e.g., a cone, a wedge, etc.) is moved for forcing a portion of
the thread of that element generally radially outwardly against
a corresponding portion of the thread of the internally threaded
element.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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272 | .. Including camming surfaces on the threaded elements or on an additional member: |
This subclass is indented under subclass 259. Device wherein eccentrically arranged surfaces on either the internally or externally threaded elements or on a washer element cause the mating threads to bind upon relative rotation between the elements. | |
273 | ... With a camming member having an eccentrically arranged recess for receiving the internally threaded element: |
This subclass is indented under subclass 272. Device wherein a discrete camming member is provided having at least one end of the internally threaded element disposed therein and wherein the camming member and the threaded elements are provided with cooperating camming surfaces. | |
274 | .. Having an element, or with a discrete member, adapted to cant the assembly: |
This subclass is indented under subclass 259. Device wherein either the internally threaded element, the externally threaded element, or an additional member in association therewith, is wedge-shaped, has eccentrically arranged protuberance means thereon, or is otherwise adapted to cause the elements in the assembly to become tilted with respect to each other, thereby producing a binding of the mating threads. | |
275 | ... With a discrete, canting member (e.g., a washer): |
This subclass is indented under subclass 274. Device wherein an additional member is provided for effecting the canting of the assembly, which member may be in the nature of a washer. | |
276 | .. Having the internally threaded element distorted: |
This subclass is indented under subclass 259. Device wherein the internally threaded element is physically deformed either before, during, or after its application to the externally threaded element to cause the mating threads to become lockingly engaged. | |
277 | ... Radially inward distortion: |
This subclass is indented under subclass 276. Device wherein the internally threaded element is deformed in a direction toward, and generally perpendicular to, the longitudinal axis of the element. | |
278 | .... With discrete means carried by the element for producing the distortion: |
This subclass is indented under subclass 277. Device wherein the internally threaded element carries a
separate means by which the element is deformed.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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279 | ..... Threaded means: |
This subclass is indented under subclass 278. Device wherein the distortion producing means comprises a threaded member which is received in a substantially radially extending, threaded aperture in the internally threaded element. | |
280 | .... Of cantilevered segments (e.g., castlelated end): |
This subclass is indented under subclass 277. Device wherein the distroted portion of the internally threaded
element comprises sections at one end thereof defined by circumferentially spaced,
axially outwardly facing slots.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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281 | .... Of circumferentially spaced areas of continuous periphery: |
This subclass is indented under subclass 277. Device wherein the internally threaded element is deformed inwardly at locations spaced about an uninterrupted periphery thereof. | |
282 | ..... Defining a smooth curving, noncircular thread section (e.g., elliptically shaped): |
This subclass is indented under subclass 281. Device wherein the spaced, deformed portions blend smoothly
into the adjacent areas of the element to define the peripheral
extent of the threads as a noncircular, curvilinear configuration.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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283 | ..... Impacted areas: |
This subclass is indented under subclass 281. Device wherein the spaced, deformed portions are the result of impacts applied in the vicinity of each portion, thus causing the threads there to be forced inwardly. | |
284 | ...... Located on the flats of a polygonally shaped element: |
This subclass is indented under subclass 283. Device wherein the outer periphery of the internally threaded element is defined in cross section by a geometric figure comprising a plurality of angularly related flat sides and wherein the impacted areas are located on respective ones of those sides. | |
285 | ... Axial distortion: |
This subclass is indented under subclass 276. Device wherein the internally threaded element is deformed in a direction generally parallel to its longitudinal axis. | |
286 | .... With discrete means carried by the element for producing the distortion: |
This subclass is indented under subclass 285. Device wherein the internally threaded element carries a
separate means by which it is deformed.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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287 | .... By axially directed impacted areas: |
This subclass is indented under subclass 285. Device wherein the distortion comprises areas of the endwalls of the element having the material thereof compressed in a direction substantially parallel to the longitudinal axis of said element, resulting in the convolutions of corresponding thread portions being moved closer together to define a reduced pitch in said portions. | |
288 | .... Of axially spaced threaded sections: |
This subclass is indented under subclass 285. Device wherein the distortion is applied to portions of the thread which are spaced apart in a longitudinal direction by undeformed thread portions. | |
289 | ..... Coiled spring: |
This subclass is indented under subclass 288. Device wherein the distorted internally threaded element is in the form of a helically wound wire. | |
290 | .... Including a region displaceable generally axially relative to another part of the element: |
This subclass is indented under subclass 285. Device wherein the internally threaded element includes
at least one region which is shiftable (e.g., by bending into a
void) in a direction more or less parallel to the longitudinal axis
of the element with respect to another part (e.g., remainder) of
the element for setting up a binding action between at least some
of the threads of that element and the threads of the externally threaded
element.
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291 | ..... Having at least one region formed by a cut, slot, etc., across at least one sidewall of the element and extending generally radially into the element: |
This subclass is indented under subclass 290. Device wherein at least one shiftable region is created
by forming a generally planar void (e.g., by a saw cut, by a preformed
lip, etc.) which starts in one or more of the sidewalls and extends
into and part way through the element in a direction more or less
normally to the longitudinal axis of the element.
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292 | .. Including a longitudinal locking member: |
This subclass is indented under subclass 259. Device which includes a member in the nature of a key which extends substantially parallel to the axis of the threaded elements and bites into or binds against the threads of one or the other of the elements. | |
293 | ... Having a toothed surface: |
This subclass is indented under subclass 292. Device wherein that portion of the key which engages the
threads is formed with protuberance means.
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294 | .. Including a radial locking member: |
This subclass is indented under subclass 259. Device which includes a member in the nature of a key which is moved radially into engagement with the threads of the externally threaded element. | |
295 | ... Threadedly received in the internally threaded element: |
This subclass is indented under subclass 294. Device wherein the key is threadedly carried in a radially disposed bore in the internally threaded element. | |
296 | .. Side clutch: |
This subclass is indented under subclass 259. Device wherein a discrete locking member bites into the
threads on either of the threaded elements with the locking action
resembling that of a pawl and ratchet except that said threads have
no cooperating notches.
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297 | ... Roller: |
This subclass is indented under subclass 296. Device wherein the locking member is substantially cylindrical or conical and is disposed in rolling engagement with a cam surface for moving the member into binding engagement with the threads. | |
298 | ... Ball: |
This subclass is indented under subclass 296. Device wherein the locking member is spherical and cooperates with a cam surface for moving the member into binding engagement with the threads. | |
299 | ... Spring: |
This subclass is indented under subclass 296. Device wherein the locking member is resilient in nature. | |
300 | .. Tangential locking member: |
This subclass is indented under subclass 259. Device which includes a member in the nature of a key which
is carried by the internally threaded element and engages the thread
on the externally threaded element along a straight line disposed
substantially parallel to the pitch of the thread.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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301 | .. Elastic gripping action: |
This subclass is indented under subclass 259. Device wherein at least one of the threaded elements or
a member (e.g., a washer, sleeve, etc.) in combination therewith
is composed wholly or partly of an elastomeric material which frictionally
grips one of the threads.
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302 | ... Elastic insert: |
This subclass is indented under subclass 301. Device wherein the elastomeric material comprises an element of that material carried by one of the threaded elements. | |
303 | .... Disposed in a counterbore in the internally threaded element: |
This subclass is indented under subclass 302. Device wherein the elastomeric material is carried in a circumferentially extending counterbore which is concentric with the threaded bore of the internally threaded element. | |
304 | .... Disposed within an interruption of a threaded surface: |
This subclass is indented under subclass 302. Device wherein the elastomeric material is carried within a recess or aperture which is within the threaded area thereby rendering the threads discontinuous. | |
305 | .. Externally threaded element adapted to be compressed radially inwardly: |
This subclass is indented under subclass 259. Device wherein the externally threaded element is so formed (e.g., with a threaded portion which has a hollow core, with a threaded portion which is slotted longitudinally, etc.) that its engagement with a mating internally threaded element results in at least some displacement of its threaded surface in a direction toward its longitudinal axis. | |
306 | ... Resilient element: |
This subclass is indented under subclass 305. Device wherein the externally threaded element, or at least the threaded portion thereof, is sufficiently resilient in nature (i.e., has a sufficiently high limit of elasticity) that, upon removal of the internally threaded element, it expands outwardly to its previous dimension. | |
307 | .. Having threads of different pitch, or a thread of varying pitch: |
This subclass is indented under subclass 259. Device wherein the locking is occasioned by either (a) the use of a thread frequency on one of the threaded elements which is greater or less than the thread frequency of the other threaded element or (b) the use, on one of the threaded elements, of a thread frequency which is different in one longitudinal region of the element than in another longitudinal region thereof. | |
308 | .. Involving dissimilarities in the sectional configuration of the threads: |
This subclass is indented under subclass 259. Device wherein the locking is occasioned by a sufficient
departure, on the part of the thread of one of the threaded elements,
from the shape, in cross section, of the thread of the other threaded
element, that the two threads will no longer operatively engage
with one another without binding to one degree or another.
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309 | ... Resulting in the deformation of one thread by the other: |
This subclass is indented under subclass 308. Device wherein one of the threads distorts the other thread
to an extent which exceeds its elastic limit.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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310 | .... By integral, interference-producing deviations from a standard thread shape: |
This subclass is indented under subclass 309. Device wherein the distortion is produced by the presence,
on at least one of the threads, of regions, integral with the material
of the thread, which extend beyond, at one or more locations, the
cross-sectional shape of a standard (e.g., a 60°) thread.
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311 | ..... Located in the vicinity of the crest or the root of the thread: |
This subclass is indented under subclass 310. Device wherein the regions occur either at the major, or the minor, diameter of the thread. | |
312 | .. Including means biasing the threads in axially opposed directions: |
This subclass is indented under subclass 259. Device wherein the mating threads are forced into frictional
engagement by means urging the respective threads in opposed longitudinal directions.
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313 | . Washer having a deformable portion engageable with a threaded element: |
This subclass is indented under subclass 190. Device wherein a washer element is provided having a portion
which is bent or otherwise deformed into locking engagement with
one of the threaded elements.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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314 | .. Resiliently deformable portion: |
This subclass is indented under subclass 313. Device wherein deformation of the washer is within the elastic limit of the material of said washer. | |
315 | . With a member in the nature of a rotation preventing key movable laterally into engagement with the threaded elements: |
This subclass is indented under subclass 190. Device provided with one or more distinct members having a rotation restricting capability and ordinarily comprising a pin, wedge, clip, dog, etc., which pin, etc., is inserted by movement from one side of the threaded elements toward, and more or less normally to, their longitudinally axis and usually is received in part in each of the threaded elements, thus tending to form a positive interlock therebetween. | |
316 | .. And utilizing a resilient characteristic of the key, or of a discrete element: |
This subclass is indented under subclass 315. Device wherein either (a) an inherent property of resiliency on the part of the pin, wedge, clip, dog, etc., or (b) the presence of a distinct element having such a capability, is relied upon for either (1) moving the pin, etc., into or from its locking position or (2) keeping the pin, etc., from becoming separated from its operative association with one or the other of the threaded elements. | |
317 | ... With a discrete, resilient element: |
This subclass is indented under subclass 316. Device provided with a distinct element or device of a resilient nature for positioning or retaining the pin, wedge, clip, dog, etc. | |
318 | .... Comprising a spring of the coiled type: |
This subclass is indented under subclass 317. Device wherein the distinct element comprises a length of resilient wire wound in the path of a helix or spiral. | |
319 | .. And including a plastically deformable portion: |
This subclass is indented under subclass 315. Device wherein the pin, wedge, clip, dog, etc., has at least
one region which, when bent or otherwise reshaped, is adapted to
remain in its changed configuration (i.e., the elastic limit of the
material from which the pin, etc., is formed has been exceeded).
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320 | ... Comprising an elongated element divided longitudinally (e.g., a cotter pin): |
This subclass is indented under subclass 319. Device wherein the element is in the nature of a pin and is split along its longitudinal axis through a substantial portion of its length. | |
321 | . With an elongated member in the nature of a rotation preventing key disposed axially of the threaded elements: |
This subclass is indented under subclass 190. Device provided with one or more distinct members having
a rotation restricting capability and at least one of them ordinarily
comprising a dowel, pin, rod, etc., which dowel, etc., is positioned
generally parallel to the longitudinal axis of the threaded elements
and is usually received in part in each of them, thus tending to form
a positive interlock therebetween.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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322 | .. And utilizing a resilient characteristic of the key, or of a discrete element: |
This subclass is indented under subclass 321. Device wherein either (a) an inherent property of resiliency on the part of the dowel, pin, rod, etc., or (b) the presence of a distinct element having such a capability, is relied upon for either (1) moving the dowel, etc., into or from its locking position or (2) keeping the dowel, etc., from becoming separated from its operative association with one or the other of the threaded elements. | |
323 | .. And including a plastically deformable portion: |
This subclass is indented under subclass 321. Device wherein the dowel, pin, rod, etc., has at least one
region which, when bent or otherwise reshaped, is adapted to remain
in its changed configuration (i.e., the elastic limit of the material
from which the dowel, etc., is formed has been exceeded).
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324 | . Elastic gripping action: |
This subclass is indented under subclass 190. Device wherein at least one of the threaded elements, in
a region apart from its threads, is composed of or otherwise includes
elastomeric material or other resilient means for frictionally holding
onto a region other than the threads of the other threaded element.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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325 | . Externally threaded element includes an axially extending opening in its free end for receiving an expander member: |
This subclass is indented under subclass 190. Device wherein the externally threaded element includes,
in that end which is opposite its headed end, a longitudinal bore,
cavity, slot, etc., into which a distinct member of nonuniform thickness
(e.g., a cone, wedge, etc.) is moved for forcing a portion of that
element generally radially outwardly, the internally threaded element
being so located on the externally threaded element that the radial
movement does not take place in the region of their threaded interengagement.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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326 | . Pawl and ratchet: |
This subclass is indented under subclass 190. Device wherein the threaded elements are locked together by structure comprising a protuberance on one of the elements, or on an additional member, cooperating with a series of cam surfaces and stop shoulders on the other element, or on the member, whereby relative rotation of the elements is permitted in the tightening direction but prevented or restricted in the loosening direction. | |
327 | .. Pawl carried by the internally threaded element: |
This subclass is indented under subclass 326. Device wherein the pawl is positioned on the internally threaded element and rotates therewith to interlock with ratchet teeth on the externally threaded element. | |
328 | ... Pivoted pawl: |
This subclass is indented under subclass 327. Device wherein the pawl is mounted on the internally threaded element for rotation about a defined axis. | |
329 | ... Resilient pawl: |
This subclass is indented under subclass 327. Device wherein the pawl is either inherently springlike or is under the influence of an additional member in the nature of a spring. | |
330 | .. Washer carried pawl: |
This subclass is indented under subclass 326. Device wherein a substantially annular disc is provided having a central opening for receiving the externally threaded element and wherein the pawl is carried by the disc. | |
331 | ... Resilient: |
This subclass is indented under subclass 330. Device wherein the pawl is either inherently springlike or is under the influence of an additional member in the nature of a spring. | |
332 | . Including teeth of the ramp and buttress type on the axially inwardly facing portion of the internally threaded element: |
This subclass is indented under subclass 190. Device wherein the means for limiting or preventing the
turning of one threaded element with respect to the other threaded
element includes, on the axially inwardly facing portion (e.g.,
surface) of the internally threaded element, a plurality of projections
of the kind which, in profile, display a gradual slope leading to
the outermost region of the projection followed by a sharp (e.g.,
a perpendicular) drop to a base line.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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333 | . By deformation of a threaded element: |
This subclass is indented under subclass 190. Device wherein the means comprises the altering of the initial
condition of one of the elements.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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334 | .. Plastic deformation: |
This subclass is indented under subclass 333. Device wherein the threaded element is deformed beyond its elastic limit. | |
335 | ... Of an internally threaded element: |
This subclass is indented under subclass 334. Device wherein the threaded element is one which is threaded internally. | |
336 | .... Into an interruption in the thread of the externally threaded element associated therewith: |
This subclass is indented under subclass 335. Device wherein the deformation of the internally threaded element causes at least one portion of it to move into at least one recess within the threaded length of its complementary externally threaded element, which recess is the product of a discontinuance of the thread of that element. | |
337 | HEADED FASTENER ELEMENT WITH NUT, WASHER, SECURING MEANS OR CAP: |
This subclass is indented under the class definition. Subject matter drawn to an elongated fastening means provided
at one end with an enlargement or related structure in the nature
of a head defining a head and further provided with either a cooperating
internally threaded means, a perforated disk or annular means, a securing
means in the form of an unthreaded means designed to cooperate with
and restrain the fastening means, or means for covering an end of
the fastening means.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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338 | . Lap bolt or fastener: |
This subclass is indented under subclass 337. Subject matter wherein the fastening means contains a longitudinal cavity adapted to cooperate with and telescopingly receive a securing means. | |
339 | .. Interference fit type: |
This subclass is indented under subclass 338. Subject matter where the fastening means and securing means are secured by the close tolerance fit between their mating surfaces. | |
340 | . Securing means pivotable about axis transverse to fastener axis, e.g., toggle bolt, etc.: |
This subclass is indented under subclass 337. Subject matter wherein the headed fastening means is provided
with an unthreaded cooperating restraining means capable of rotating about
an axis which is at a right angle to the longitudinal axis of the
fastener.
SEE OR SEARCH CLASS:
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341 | .. And biasing spring: |
This subclass is indented under subclass 340. Subject matter further provided with an elastic structure tending to return to its normal shape after being distorted. | |
342 | ... Spring engaging securing means: |
This subclass is indented under subclass 341. Subject matter wherein the elastic structure physically contacts the unthreaded means. | |
343 | ... Spring at opposite end from securing means: |
This subclass is indented under subclass 341. Subject matter wherein the securing means is generally located on one end of the elongated fastening means and the elastic means is located on the opposite end of the fastening means. | |
344 | .. And discrete manual actuating means: |
This subclass is indented under subclass 340. Subject matter further provided with means requiring manual intervention and causing the securing means to move from one position to another. | |
345 | .. And pivoted retention means: |
This subclass is indented under subclass 340. Subject matter further provided with means for holding the securing means in its pivoted position. | |
346 | .. Channel shaped securing means: |
This subclass is indented under subclass 340. Subject matter wherein the securing means comprises an elongated element of substantially U-shaped transverse cross section. | |
347 | . Securing means having biasing spring: |
This subclass is indented under subclass 337. Subject matter further provided with an elastic structure tending to return to its normal shape after being distorted. | |
348 | .. Ball detent securing means: |
This subclass is indented under subclass 347. Subject matter wherein the securing means is in the form
of a metallic sphere.
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349 | .. Securing means pivotable about axis of fastener: |
This subclass is indented under subclass 347. Subject matter wherein the securing means is capable of
rotating about the longitudinal axis of the headed elongated fastening
means.
SEE OR SEARCH CLASS:
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549 | ... Outwardly extending projection cooperates with socket member having ramp engagement means: |
This subclass is indented under subclass 349. Subject matter wherein a portion of the securing means protrudes from the headed elongated fastening means shank along a line substantially perpendicular to the longitudinal axis of the headed fastening means and wherein the securing means further includes a socket member having in the form of a ramp surface adapted to mate with protruding portion. | |
550 | .... Including means providing axial adjustment: |
This subclass is indented under subclass 549. Subject matter wherein the headed elongated fastening means or the means allowing the axial dimension between the head of the headed elongated fastening means and the surfaces on the socket member to be altered. | |
551 | ..... Threaded adjustment: |
This subclass is indented under subclass 550. Subject matter wherein the adjustment means are in the form of threaded surfaces. | |
552 | .... And discrete biasing spring: |
This subclass is indented under subclass 549. Subject matter wherein separate means are provided for resiliently urging the securing means and the cooperating socket member in axially opposed direction to enhance the engagement therebetween. | |
553 | .... Similar, opposed ramp surfaces: |
This subclass is indented under subclass 549. Subject matter wherein the ramp surfaces extend in a rectilinear manner on diametrically opposite sides of the headed elongated fastening means. | |
554 | ... Helically slotted securing means having cooperating engaging portion on socket member: |
This subclass is indented under subclass 349. Subject matter wherein the securing means comprises an arcuate recess in the headed elongated fastening means shank which is generally spirally oriented about the axis thereof and wherein a mating to cooperate with the recess. | |
555 | .... Through-slot for engagement with crossbar: |
This subclass is indented under subclass 554. Subject matter wherein the recess extends transverse to and entirely through the shank of the headed elongated fastening means and the cooperating structure on the socket member comprises a rod entirely transversing a shank receiving opening in the socket member. | |
350 | ... Securing means rotatable and axially movable, e.g., wear take-up means, etc.: |
This subclass is indented under subclass 349. Subject matter wherein the securing means can rotate through one full revolution and further wherein means are provided for moving the securing means along the fastening means axis. | |
351 | . With draw bar or draft key fastener: |
This subclass is indented under subclass 337. Subject matter wherein the fastening means consists of an
elongated bar having a substantially rectangular cross section and
structured for particular use in securing locomotive couplings.
SEE OR SEARCH CLASS:
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352 | . Metallic resilient securing means: |
This subclass is indented under subclass 337. Subject matter wherein the securing means is composed of
a springy metal material such that the fastening means is at least
in part retained in its securing position by the resilient nature
of the material.
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353 | .. Retainer ring: |
This subclass is indented under subclass 352. Subject matter wherein the securing means is in the form
of a circular band of metal.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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354 | . Wedge-securing means: |
This subclass is indented under subclass 337. Subject matter wherein the securing means comprise a tapered block structure. | |
355 | .. And apertured bolt: |
This subclass is indented under subclass 354. Subject matter wherein the fastening means is provided with a transverse slot designed to receive the wedge-type securing means. | |
356 | . Penetrating pin securing means: |
This subclass is indented under subclass 337. Subject matter wherein the securing means is in the form
of an elongated pinlike element which is driven through an aperture
or a recess into the material in which the fastening means is used
to secure the fastening means within said material.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||
357 | .. Longitudinally inserted: |
This subclass is indented under subclass 356. Subject matter wherein the pinlike element is disposed in a generally axial direction of the fastening means. | |
358 | ... Outwardly deflected: |
This subclass is indented under subclass 357. Subject matter wherein means are provided for causing the pinlike element to be directed away from the fastening means and into the material in which the fastening means is used. | |
359 | .... Bifurcated: |
This subclass is indented under subclass 358. Subject matter wherein an end of the pinlike element is
formed with a longitudinal slot which permits element portions on
either side of the slot to be deflected in opposite directions.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||
360 | . Deformable securing means: |
This subclass is indented under subclass 337. Subject matter wherein the securing means is designed for
and capable of being plastically flowable.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||||
361 | .. Swageable collar: |
This subclass is indented under subclass 360. Subject matter wherein the deformable securing means comprises an annular metal structure. | |
362 | .. Securing means deflecting a portion of fastener end: |
This subclass is indented under subclass 360. Subject matter wherein the securing means directly causes a portion of the end of the headed fastening means to radially deform. | |
363 | ... Plural end legs: |
This subclass is indented under subclass 362. Subject matter wherein the end of the fastening means has plural deflectable end structures. | |
364 | .... Cotter pin fastener: |
This subclass is indented under subclass 363. Subject matter wherein the fastening means consists of wire
structure having semicircular cross section having two legs and
further wherein the means outwardly deflects the legs.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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365 | .... Circular deflector: |
This subclass is indented under subclass 363. Subject matter wherein the securing means is round in shape. | |
366.1 | . Headed bolt or screw with threads and complementary nut: |
This subclass is indented under subclass 337. Subject matter wherein the headed fastener with nut wherein
below the enlargement structure is provided an attached rod having
externally projecting helical ribs and further provided with a separate,
cooperatively mating, internally projecting, helical-ribbed perforated block.
SEE OR SEARCH THIS CLASS, SUBCLASS:
SEE OR SEARCH CLASS:
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367 | .. Having stay bolt spacer sleeve type: |
This subclass is indented under subclass 366.1. Subject matter wherein the fastening means is structured
for and used in securing two or more plates or similar members in
spaced relationship and further wherein the washer is in the form
of a metallic cylindrical member which when in its assembled relationship
substantially encloses the stay bolt while lying intermediate the
plates or similar members.
SEE OR SEARCH THIS CLASS, SUBCLASS:
SEE OR SEARCH CLASS:
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368 | .. Having washer: |
This subclass is indented under subclass 366.1. Subject matter further provided with a perforated disk.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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369 | ... Including sealing means: |
This subclass is indented under subclass 368. Subject matter wherein either the internally threaded means
or disk is provided with means or structure which cooperate to prevent
the ingress of fluid between the internally threaded means or disk
and the fastening means.
SEE OR SEARCH THIS CLASS, SUBCLASS:
SEE OR SEARCH CLASS:
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370 | .... Stay bolt bearing washer: |
This subclass is indented under subclass 369. Subject matter wherein the fastening means is structured
for and used in securing two or more plates or similar members in
a spaced relationship and further wherein the washer is structured
for and used to mount the head of the fastener element within or
to a plate or similar member.
SEE OR SEARCH THIS CLASS, SUBCLASS:
SEE OR SEARCH CLASS:
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366.2 | .. Flush mount or low profile: |
This subclass is indented under subclass 366.1. Subject matter wherein the headed fastener with nut in which the enlargement structure and the perforated block are designed to be even with or slightly extending beyond the external surfaces of opposed members (e.g., two flat panels) to be joined. | |
366.3 | .. Threads having a specific pitch or angle: |
This subclass is indented under subclass 366.1. Subject matter wherein the headed fastener with nut in which the externally projecting helical ribs are positioned at a specific slant or geometric degrees from a reference line. | |
371.1 | . Sealing-type washer compressed by head: |
This subclass is indented under subclass 337. Subject matter wherein the washer in which the perforated disk is designed to exclude liquid or gas. | |
371.2 | . Washer adjacent head and having a particular shape (e.g., dished) or composition: |
This subclass is indented under subclass 337. Subject matter wherein the headed fastener wherein the
fastening means is provided with a perforated disk which has a unique
geometry or makeup.
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372 | .. And separate attaching or retaining means: |
This subclass is indented under subclass 371. Subject matter provided with separate distinct means to
join or maintain the washer or cap with the fastening means.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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372.5 | . Cap over the head: |
This subclass is indented under subclass 337. Subject matter wherein the headed fastener wherein the enlargement structure is provided with a means for covering. | |
372.6 | .. Having attaching or retaining means: |
This subclass is indented under subclass 372.5. Subject matter wherein the cap over the head in which the covering is fastened to other structure. | |
373 | .. Attached cap structure: |
This subclass is indented under subclass 371. Subject matter drawn to the configuration of the means for
covering an end of the fastening means.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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374 | ... By screw means: |
This subclass is indented under subclass 373. Subject matter wherein the means for covering is attached by helical thread structure. | |
375 | ... By crimping: |
This subclass is indented under subclass 373. Subject matter wherein attachment is produced by plastic
deformation of a portion of the cap.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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376 | ... By welding: |
This subclass is indented under subclass 373. Subject matter wherein attachment is produced by metallic fusion bonding. | |
377 | ... Formed by molding: |
This subclass is indented under subclass 373. Subject matter wherein the end covering means is produced and attached to the headed fastener by use of shapable material. | |
378 | EXTERNALLY THREADED FASTENER ELEMENT, E.G., BOLT, SCREW, ETC.: |
This subclass is indented under the class definition. Subject matter drawn to an elongated fastening means provided
with an exterior helical ridge.
SEE OR SEARCH THIS CLASS, SUBCLASS:
SEE OR SEARCH CLASS:
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379 | . Stay bolt: |
This subclass is indented under subclass 378. Subject matter wherein the fastening means comprises an
elongated structure designed to have one end attached to a plate
or wall structure with the opposite end attached to and reenforcing
a second plate or wall structure.
SEE OR SEARCH THIS CLASS, SUBCLASS:
SEE OR SEARCH CLASS:
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380 | .. Having spherical head: |
This subclass is indented under subclass 379. Subject matter wherein one end is shaped in the form of a globe. | |
381 | ... And telltale bore: |
This subclass is indented under subclass 380. Subject matter wherein the fastening means is provided with
a longitudinal extending cavity.
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382 | .. Having telltale bore: |
This subclass is indented under subclass 379. Subject matter wherein the fastening means is provided with a longitudinal extending cavity. | |
383 | . Multipart: |
This subclass is indented under subclass 378. Subject matter wherein the fastening means is composed of
a plurality of discrete sections wherein each section integrally
includes a portion of a head and a shank or thread structure.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||
384 | .. Axially adjustable: |
This subclass is indented under subclass 383. Subject matter wherein the sections include means cooperating therebetween to permit the longitudinal dimension of the fastening means element to be varied. | |
385 | .. Comprising longitudinal side-by-side sections: |
This subclass is indented under subclass 383. Subject matter wherein the discrete sections comprise elongated elements which when mated in lateral side-by-side relationship form the fastening means. | |
386 | . Pilot end having means enhancing fastening or installation: |
This subclass is indented under subclass 378. Subject matter wherein the fastening means is provided with means either for penetrating the material, substructure or other work to be fastened or allowing the fastening means to be torqued at an insertion end. | |
387.1 | .. Drill-tip-type end: |
This subclass is indented under subclass 386. Subject matter wherein the pilot end wherein the penetrating
or torqued portion includes means for boring a hole.
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387.2 | ... Having a reaming portion: |
This subclass is indented under subclass 387.1. Subject matter wherein the drill tip which includes a portion for enlarging the bored hole, usually to easily insert the fastener. | |
387.3 | ... Having enhanced gripping structure: |
This subclass is indented under subclass 387.1. Subject matter wherein the drill tip which includes a portion (e.g., a barb) for better securement. | |
387.4 | ... Thread-tapping portion or with thread pitch stabilizing ridge: |
This subclass is indented under subclass 387.1. Subject matter wherein the device wherein the tool or
tool-support includes a body portion having (a) a crest formed in
the peripheral surface thereof, said crest extending along a spiral path
deflected along the tool-axis, and serving to engage the work and
thereby guide the tool during cutting or (b) cutting teeth etching
a helical groove.
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387.5 | ... Having distinct, spaced cutting edges or points (e.g., prongs): |
This subclass is indented under subclass 387.1. Subject matter wherein the specific drill tip in which
a plurality of cutting-edges disposed about the tool-axis are separated,
one from the other, when viewed in a direction parallel to the tool-axis.
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387.6 | ... Resembling a twist-drill-type bit tip: |
This subclass is indented under subclass 387.1. Subject matter wherein the specific drill tip wherein the boring means looks exactly like a rod-like member having a work engaging point or chisel portion adjacent a fluted section, relief surface, or deep helical grooves. | |
387.7 | .... Cuttings or chips moved along curved relief channel: |
This subclass is indented under subclass 387.6. Subject matter wherein the device wherein the void area
is of axial dimension and of circumferential dimension so that it
extends helically along the tool-axis.
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387.8 | .... And specified cutting edge, face, rake, relief surface, or flute angle (e.g., axially facing facets): |
This subclass is indented under subclass 387.6. Subject matter in which the bit tip has a unique geometry.
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388 | . Double-ended: |
This subclass is indented under subclass 378. Subject matter wherein the fastening means is provided with
two distinct end configurations one of which is threaded.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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389 | .. Both ends threaded: |
This subclass is indented under subclass 388. Subject matter wherein each end configuration of the fastening means is provided with a helical ridge. | |
390 | . Single element having means facilitating or effecting separation: |
This subclass is indented under subclass 378. Subject matter wherein an initially single piece fastening means includes means or structure allowing or producing its separation into plural segments. | |
391 | .. By fluent pressure: |
This subclass is indented under subclass 390. Subject matter wherein the means allowing or producing separation is adapted to operate by the application of a pressurized fluid or flowable substance. | |
392 | . Resiliently flexible: |
This subclass is indented under subclass 378. Subject matter wherein the fastening means is partially or entirely formed of a material which permits the bolt to be elastically deformed radially of the fastening means axis. | |
393 | . Set screw: |
This subclass is indented under subclass 378. Subject matter wherein the fastening means is provided with a thread throughout its length and with a cavity in one end adapted to receive a driving tool. | |
394 | . Drive screw: |
This subclass is indented under subclass 378. Subject matter wherein the fastening means is provided with
a thread of a pitch or shape that allows the fastening means to
be impact driven into the material, substructure or other work to be
fastened.
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395 | . Having bore therethrough: |
This subclass is indented under subclass 378. Subject matter provided with a longitudinal extending cavity.
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396 | . Separate head element: |
This subclass is indented under subclass 378. Subject matter wherein the fastening means is provided with a transverse projection or head and further wherein the head and the remainder of the fastener means are separately formed and the head is subsequently attached to the remainder of the fastener means. | |
397 | .. Threadedly attached to shank: |
This subclass is indented under subclass 396. Subject matter wherein the attachment is by mating exterior and interior helical ridge structure. | |
398 | . Head eccentric with respect to fastener axis: |
This subclass is indented under subclass 378. Subject matter wherein the fastening means is provided with
a transverse projection, i.e., a head and further wherein the head
is radially offset from the longitudinal axis of the fastening means.
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399 | . Head having counter-sinking means: |
This subclass is indented under subclass 378. Subject matter wherein the fastening means has a transverse projection, i.e., a head and further wherein the head includes means adapted to cut away the material into which the fastening means is driven so that the head may be sunk flush with or below the surface of the material. | |
400 | . Hook head, e.g., J-bolt, etc.: |
This subclass is indented under subclass 378. Subject matter wherein the fastening means is provided with
a head defining an arcuately formed extension on its shank.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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401 | . Elongated head, e.g., hanger bolt, etc.: |
This subclass is indented under subclass 378. Subject matter wherein the fastening means is provided with
a head comprising a generally elongated portion extending transversely
of the shank and being adapted to having a smaller dimension of
its elongated portion received through a slot in an undercut portion
of the slot upon rotating the bolt substantially 90°.
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402 | . Head driving structure: |
This subclass is indented under subclass 378. Subject matter wherein the fastening means is provided with a transverse projection, i.e., a head, which is further provided with head driving structure adapted to receive an impelling tool used to secure the fastening means and further wherein significance is attributed to the means to receive the tool. | |
403 | .. Socket or slot: |
This subclass is indented under subclass 402. Subject matter wherein the head driving structure consists
of a peripherally closed cavity or a groove.
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404 | ... Orthogonally arranged slots, e.g., phillips head, etc.: |
This subclass is indented under subclass 403. Subject matter provided with a plurality of slots, two of
which intersect at a right angle.
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405 | ... Opposed open ended plural slots, e.g., spanner, etc.: |
This subclass is indented under subclass 403. Subject matter provided with a plurality of slots, two of
which lie on opposite edges of the perimeter of the head driving
structure.
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406 | ... Dovetail: |
This subclass is indented under subclass 403. Subject matter wherein the cavity or groove is in the form
of a fan-shaped mortise adapted to interlock with a mating tenon
tool.
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407 | ... Having driver retaining means: |
This subclass is indented under subclass 403. Subject matter wherein the cavity or groove includes means
for preventing inadvertent longitudinal movement of the tool.
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408 | .. Frictional engagement: |
This subclass is indented under subclass 402. Subject matter wherein the head driving structure consists purely of frictional resistance between mating surfaces of the head and impelling tool. | |
409 | .. Wing structure: |
This subclass is indented under subclass 402. Subject matter wherein the head is provided with a radially
extending generally flat gripping section.
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410 | .. Plural diverse driving structures: |
This subclass is indented under subclass 402. Subject matter provided with a plurality of discrete different
means adopted to engage with different driving tools.
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411 | . Thread or shank structure: |
This subclass is indented under subclass 378. Subject matter wherein significance is attributed to either that portion of the fastening means between a head and the helical ridge, i.e., the shank or the helical ridge. | |
412 | .. Plural threads on single shank: |
This subclass is indented under subclass 411. Subject matter wherein the helical ridge comprises plural
distinct helical ridge means concentrically arranged on the shank
of the fastening means with each of the helical ridge means lying
between the adjacent convolutions of one or more of other of said
helical ridge means.
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413 | ... Of different pitch: |
This subclass is indented under subclass 412. Subject matter wherein the pitch of one of the helical ridges
differs from that of another of the helical ridges over at least
a portion of its length.
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414 | .. Buttress thread: |
This subclass is indented under subclass 411. Subject matter wherein the cross section of the ridge comprises a gradual leading flank and an abrupt trailing flank which intersect to define a relatively pointed ridge crest. | |
415 | .. Of varying thread pitch: |
This subclass is indented under subclass 411. Subject matter wherein the pitch of the ridge is not uniform
throughout the length of the ridge.
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416 | .. Lobular thread: |
This subclass is indented under subclass 411. Subject matter wherein the major diameter of the ridge varies
along the circumference of the ridge.
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417 | .. Circumferentially interrupted thread: |
This subclass is indented under subclass 411. Subject matter wherein the helical ridge has a discontinuity
of at least a portion of a depth of a ridge section with the ridge
on either side circumferentially thereof being of full depth.
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| |||||
418 | ... By longitudinal slot: |
This subclass is indented under subclass 417. Subject matter wherein the discontinuity which causes the ridge interruption comprises a relatively narrow groove extending axially of the fastening means. | |
419 | .... Shank bifurcated by slot extending entirely therethrough: |
This subclass is indented under subclass 418. Subject matter wherein the groove passes transversely through and divides a shank of the fastening means into laterally spaced sections. | |
420 | .... Inclined slot: |
This subclass is indented under subclass 418. Subject matter wherein the groove is at an angle to the fastening means axis. | |
421 | ..... Helically oriented: |
This subclass is indented under subclass 420. Subject matter wherein the groove slot traces a spiral path about the fastening means. | |
422 | ... By peripherally closed transversely extending aperture: |
This subclass is indented under subclass 417. Subject matter wherein the ridge discontinuity comprises a peripherially closed cavity having an axis transverse to the fastening means axis. | |
423 | .. Truncated thread: |
This subclass is indented under subclass 411. Subject matter wherein the crest of the ridge has its apex
cut, or removed, and replaced by a planar surface.
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424 | .. Shank structure: |
This subclass is indented under subclass 411. Subject matter wherein significance is attributed to that
portion of the fastening means between a head and the helical ridge,
i.e., a shank.
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| |||
425 | ... Twisted: |
This subclass is indented under subclass 424. Subject matter wherein the shank is formed by subjecting it to torsional plastic deformation. | |
426 | ... Tapered: |
This subclass is indented under subclass 424. Subject matter wherein the shank defines a conical surface.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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427 | INTERNALLY THREADED FASTENER ELEMENT, E.G., NUT, ETC.: |
This subclass is indented under the class definition. Subject matter drawn to a fastening means provided with
an internal helical ridge.
SEE OR SEARCH THIS CLASS, SUBCLASS:
SEE OR SEARCH CLASS:
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428 | . Including lubricating means: |
This subclass is indented under subclass 427. Subject matter provided with means having or supplying fluid
for reducing friction between mating threads of the internally threaded
fastener element and an externally threaded fastener element.
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429 | . Having cap: |
This subclass is indented under subclass 427. Subject matter provided with means enclosing one end of
the fastener element.
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430 | .. Cap crimped onto nut: |
This subclass is indented under subclass 429. Subject matter wherein attachment of the enclosing means is by the alteration of shape of the enclosing means onto the fastener element. | |
431 | .. Resiliently retained: |
This subclass is indented under subclass 429. Subject matter wherein the enclosing means or fastener element is structured to, or is composed of, or provided with means of elastic material tending to return to its normal shape when distorted thereby securing the enclosing means and fastener element. | |
432 | . Multipart: |
This subclass is indented under subclass 427. Subject matter wherein the fastener means comprises a plurality of discrete sections. | |
433 | .. Including movable threaded segments: |
This subclass is indented under subclass 432. Subject matter wherein the fastener means is adapted to be readily separated into its plural sections. | |
434 | ... Moved by fluent pressure: |
This subclass is indented under subclass 433. Subject matter wherein the fastener means is further adapted to separate by the use of a pressurized fluid or flowable substance. | |
435 | . Wing: |
This subclass is indented under subclass 427. Subject matter provided with driving means in the form of
a radially extending generally flat gripping section.
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436 | . Thread structure: |
This subclass is indented under subclass 427. Subject matter where significance is attributed to the helical ridge. | |
437 | .. Interrupted: |
This subclass is indented under subclass 436. Subject matter wherein the helical ridge has a discontinuity. | |
438 | .. Coil spring: |
This subclass is indented under subclass 436. Subject matter wherein the ridge is defined by the convolutions
of a helical resilient element.
SEE OR SEARCH CLASS:
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439 | IMPACT DRIVEN FASTENER, E.G., NAIL, SPIKE, TACK, ETC.: |
This subclass is indented under the class definition. Subject matter drawn to a fastener provided with an impact
receiving surface adapted to receive an axially applied force which causes
the fastener to penetrate material, substructure, or other work
to be fastened.
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| |||||
440 | . Having means to facilitate explosive driving: |
This subclass is indented under subclass 439. Subject matter provided with means specially adapted for
allowing the fastener to be driven by fluent pressure resulting
from an explosive charge detonation.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||
441 | .. Discrete guide or centering means: |
This subclass is indented under subclass 440. Subject matter wherein the specially adapted means comprises an alignment or guiding element mounted on a shank portion of the fastener wherein the element is structured to engage and cooperate with an interior surface of a bore of an explosively actuated driving tool. | |
442 | . Plural attached fasteners: |
This subclass is indented under subclass 439. Subject matter wherein two or more of the fasteners are
secured together.
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443 | .. Integral strip: |
This subclass is indented under subclass 442. Subject matter wherein the fasteners are attached during their formation thereby producing a relatively long and continuous homogeneous fastener structure. | |
444 | .. Laterally attached only at head or bridge |
This subclass is indented under subclass 442. Laterally attached only at head or bridge: Subject matter wherein the fasteners are connected together at ends thereof which are adapted to receive impact during driving. | |
445 | .. Attached end-to-end: |
This subclass is indented under subclass 442. Subject matter wherein the fasteners are attached such that an impact receiving end of a fastener is connected to a penetrating end of an adjacent fastener. | |
446 | . Including integral locking means: |
This subclass is indented under subclass 439. Subject matter wherein the fastener is provided with means unitary thereto specially adapted to prevent or render difficult withdrawal subsequent to driving of the fastener. | |
447 | .. Comprising deformable portion: |
This subclass is indented under subclass 446. Subject matter wherein the unitary means comprises a fastener
portion alterable in shape.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||
448 | ... Expansible on impact: |
This subclass is indented under subclass 447. Subject matter wherein the alterable portion is radially
expandable in response to the axially applied force.
| |||
449 | .... Axially collapsible section: |
This subclass is indented under subclass 448. Subject matter wherein the alterable portion is designed to collapse upon the application of a predetermined axial force thereby producing radial expansion of adjacent portions of the fastener. | |
450 | .. Having means engageable on underside of member being secured by fastener: |
This subclass is indented under subclass 446. Subject matter wherein the fastener includes a portion which
is adapted to be beneath a member being secured by means of a separate
operation after the fastener has been driven.
| |||
451.1 | .. Comprising protrusion or recess on shank: |
This subclass is indented under subclass 446. Subject matter wherein the integral locking means wherein the fastener consists of a headed structure provided with a shank and end portions and further wherein the shank is provided with either an outwardly extending structure adapted to penetrate the material into which the fastener is driven or a cavity structure specially adapted to receive penetrated displaced material. | |
452 | ... Longitudinal rib: |
This subclass is indented under subclass 451.1. Subject matter wherein the outwardly extending structure comprises a narrow ridge running lengthwise of the shank. | |
453 | .... Spiral rib: |
This subclass is indented under subclass 452. Subject matter wherein the ridge extends in a helical path about the fastener shank. | |
454 | ..... Defined by twisted shank: |
This subclass is indented under subclass 453. Subject matter wherein the ridge rib is formed by the shank having been subjected to torsion about its axis. | |
455 | ... Circumferential rib: |
This subclass is indented under subclass 451.1. Subject matter wherein the outwardly extending structure comprises a continuous narrow ridge extending about the periphery of the shank. | |
456 | ... Barb or spur type projection: |
This subclass is indented under subclass 451.1. Subject matter wherein the outwardly extending structure comprises an isolated protrusion having a pointed part projecting rearwardly in the direction of the headed structure of the fastener. | |
451.2 | ... Undulating type: |
This subclass is indented under subclass 451.1. Subject matter wherein the protrusion or recess on shank which has a wavy type pattern. | |
451.3 | ... Serrations or sharp teeth: |
This subclass is indented under subclass 451.1. Subject matter wherein the protrusion on shank which has a series of right triangles. | |
451.4 | ... Longitudinal flute, depression, or channel: |
This subclass is indented under subclass 451.1. Subject matter wherein the recess on shank which includes a narrow groove. | |
451.5 | ... Shoulder-type protrusion: |
This subclass is indented under subclass 451.1. Subject matter wherein the protrusion on shank which includes a lateral generally flat (perpendicular to the main axis) portion extending beyond the main body of the fastener. | |
457 | . Multiple prong, e.g., nailing plate, staple, etc.: |
This subclass is indented under subclass 439. Subject matter wherein the fastener is provided with a plurality
of distinct connected penetrating ends.
SEE OR SEARCH CLASS:
| |||||
458 | .. Oppositely disposed prongs: |
This subclass is indented under subclass 457. Subject matter wherein two penetrating ends are situated
180° apart.
| |||
459 | ... Having plural prongs on one end: |
This subclass is indented under subclass 458. Subject matter provided with two or more laterally spaced penetrating ends facing the same direction. | |
460 | ... Having identical ends: |
This subclass is indented under subclass 458. Subject matter wherein the penetrating ends are duplicates. | |
461 | .. Of sheet metal: |
This subclass is indented under subclass 457. Subject matter wherein the fastener is formed from sheet
metal.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||||||
462 | ... Including stiffening means: |
This subclass is indented under subclass 461. Subject matter wherein stiffening means are provided or a portion of the fastener is shaped to increase the rigidity of the sheet metal. | |
463 | .... Rib: |
This subclass is indented under subclass 462. Subject matter wherein the stiffening means comprises an elongated embossment in the sheet metal defining a protruding portion on one face of the fastener and a recessed portion on the opposing face thereof. | |
464 | ..... Entire fastener having corrugations parallel to driving direction: |
This subclass is indented under subclass 463. Subject matter wherein essentially the entire fastener surface includes elongated alternating ridges and grooves. | |
465 | ...... Having sawtooth penetrating edge: |
This subclass is indented under subclass 464. Subject matter wherein a penetrating edge of the fastener is defined by a series of lateral sharp points disposed in parallel relationship to the alternating ridges and grooves. | |
466 | ... Prongs cut and formed from body portion: |
This subclass is indented under subclass 461. Subject matter further wherein the penetrating ends are severed and bent from the sheet metal. | |
467 | .... Plural prongs from single opening: |
This subclass is indented under subclass 466. Subject matter wherein two or more penetrating ends are punched from a single opening in the sheet. | |
468 | ..... Including opposed prongs defining mirror image of each other: |
This subclass is indented under subclass 467. Subject matter wherein a penetrating end is struck from each of a pair of opposed ends of a single opening with the two penetrating ends being identical to each other while being oriented 180° apart with respect to the direction in which the respective identical surfaces of the penetrating end faces. | |
469 | .. Multipart: |
This subclass is indented under subclass 457. Subject matter wherein the fastener is made of a plurality of discrete sections. | |
470 | .. Having prongs of different lengths: |
This subclass is indented under subclass 457. Subject matter wherein the penetrating ends are of unequal length. | |
471 | .. Each prong bevelled from a single side toward its opposite side: |
This subclass is indented under subclass 457. Subject matter wherein each of the penetrating ends includes a first side surface which lies substantially in a single plane and extends to the extremity of a penetrating point and includes a second side surface opposing said first surface and having a tapered portion thereof adjacent the penetrating point being tapered inwardly in the direction of said point and terminating at the extremity thereof. | |
472 | ... Bevel located on outside of prong: |
This subclass is indented under subclass 471. Subject matter wherein the tapered portion of each penetrating end is located on an outer side surface of the penetrating end. | |
473 | .. Having distinct driving head: |
This subclass is indented under subclass 457. Subject matter wherein significance is attributed to the impact receiving surface of the fastener. | |
474 | ... Plural heads: |
This subclass is indented under subclass 473. Subject matter wherein the fastener is provided with more than one impact receiving surface. | |
475 | .. Having means to limit penetration short of bridge portion: |
This subclass is indented under subclass 457. Subject matter wherein means connecting the plural penetrating ends comprises a bridge portion and further wherein spaced from the bridge portion is a shoulder means specially adapted to maintain the bridge portion at a distance from the material into which the fastener is driven. | |
476 | .. Having frangible portion: |
This subclass is indented under subclass 457. Subject matter wherein the fastener includes a portion which is specially adapted to fracture during driving thereof or which fractures in order to permit removal of the fastener from the material in which it has been driven. | |
477 | . Of sheet metal: |
This subclass is indented under subclass 439. Subject matter wherein the fastener is formed from sheet
metal.
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478 | .. Folded or twisted: |
This subclass is indented under subclass 477. Subject matter wherein the fastener is subjected either to bending or torsional forces. | |
479 | .. Hollow fastener: |
This subclass is indented under subclass 477. Subject matter wherein the sheet metal is rolled or otherwise formed into a cylindrical shape. | |
480 | . Separately attached head: |
This subclass is indented under subclass 439. Subject matter wherein the impact receiving surface of the fastener is an initially discrete element which is subsequently secured to a shank portion. | |
481 | . Head having central recess: |
This subclass is indented under subclass 439. Subject matter wherein the impact receiving surface includes
a cavity aligned with the fastener axis.
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482 | . Plural axially aligned heads: |
This subclass is indented under subclass 439. Subject matter wherein the impact receiving surface comprise multiple receiving surfaces attached end-to-end concentric to the fastener axis. | |
483 | . Wire formed head: |
This subclass is indented under subclass 439. Subject matter wherein the impact receiving surface comprises
a wire element configured to produce a projection transverse to
the fastener axis.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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484 | . Domed head: |
This subclass is indented under subclass 439. Subject matter wherein the impact receiving surface comprises
a convexly curved surface defining substantially a segment of a
sphere.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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485 | . Hook head: |
This subclass is indented under subclass 439. Subject matter wherein the impact receiving surface includes an angularly shaped portion adapted to be grasped or to attach an member thereto. | |
486 | . Head forms segment of disk: |
This subclass is indented under subclass 439. Subject matter wherein the impact receiving surface is configured into a portion of a circular band of material. | |
487 | . Shank or penetrating end structure: |
This subclass is indented under subclass 439. Subject matter wherein significance is attributed to a piercing end or the shank portion between the piercing end and the impact receiving surface. | |
488 | .. Flat-sided shank: |
This subclass is indented under subclass 487. Subject matter wherein the shank is formed with a longitudinally extending planar surface. | |
489 | ... Tapered: |
This subclass is indented under subclass 488. Subject matter wherein the planar surface is inclined with respect to the longitudinal axis of the fastener. | |
490 | .. Stepped shank: |
This subclass is indented under subclass 487. Subject matter wherein the shank includes plural sections
of progressingly decreasing diameters in the direction of the penetrating
end of the fastener with each of said sections being of substantially
uniform diameter throughout its length.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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491 | .. Oval or lobular shank: |
This subclass is indented under subclass 487. Subject matter wherein the shank portion is formed with a cross section defining a curved surface having maximum and minimum diameters which constitute alternating high and low points on the periphery of the cross section. | |
492 | .. Angular shank portion: |
This subclass is indented under subclass 487. Subject matter wherein the shank portion has a polygonal cross section. | |
493 | .. End structure: |
This subclass is indented under subclass 487. Subject matter wherein significance is attributed to the piercing end of the fastener. | |
494 | ... Pyramidal point: |
This subclass is indented under subclass 493. Subject matter wherein the piercing end has the shape of a polyhedron having a polygonal base and triangular faces meeting at a common point. | |
495 | ... Slotted end: |
This subclass is indented under subclass 493. Subject matter wherein the piercing end is formed with a relatively shallow transversely extending recess. | |
496 | ... Chisel point: |
This subclass is indented under subclass 493. Subject matter wherein the piercing end has the shape of a prism. | |
497 | ... Stepped end: |
This subclass is indented under subclass 493. Subject matter wherein the piercing end comprises a series of sections each successive one of which is of increased transverse dimension in the longitudinal direction towards the impact receiving surface. | |
498 | ... Conical point: |
This subclass is indented under subclass 493. Subject matter wherein the piercing end in the shape of a surface generated by revolving a right triangle about one of its sides other than the hypotenuse. | |
499 | ... Having a curved surface: |
This subclass is indented under subclass 493. Subject matter wherein the piercing end is in the shape of a continuous smooth arcuate three-dimensional figure boundary. | |
500 | HEADED FASTENER ELEMENT: |
This subclass is indented under the class definition. Subject matter drawn to an elongated fastening means provided
at one end with an enlargement or related structure in the nature
of a head.
SEE OR SEARCH CLASS:
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501 | . Having plastically flowable or deflectable end, e.g., rivet, etc.: |
This subclass is indented under subclass 500. Subject matter wherein either the head or an opposing end
of the fastening means consists of a polycrystalline metallic grain
structure which when subjected to an externally applied force is
plastically flowable thereby producing a securing head structure
or deflected end structure.
SEE OR SEARCH CLASS:
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502 | .. Plural end legs: |
This subclass is indented under subclass 501. Subject matter wherein the fastening means is provided with plural plastically flowable or deflectable ends. | |
503 | ... Sheet metal type: |
This subclass is indented under subclass 502. Subject matter wherein the fastening means is made or formed from a planar piece of metallic material. | |
504 | .. Solid end type: |
This subclass is indented under subclass 501. Subject matter wherein the end is devoid of any cavity, gap or space therein. | |
505 | ... Stay bolt: |
This subclass is indented under subclass 504. Subject matter wherein the fastener comprises an elongated structure designed to have one end attached to a plate or wall with the opposite end attached and reenforcing a second plate or wall structure. | |
506 | ... Both head and end flowable: |
This subclass is indented under subclass 504. Subject matter wherein both the head and the opposing end are plastically flowable. | |
507 | .... Domed head: |
This subclass is indented under subclass 506. Subject matter wherein the head is in the form of a hemisphere. | |
508 | . Having resilient securing structure on shank: |
This subclass is indented under subclass 500. Subject matter provided with an elastic configuration on a shank portion of the fastening means wherein the configuration is specially adapted to retain the fastening means in a secure position. | |
509 | .. Concentric ridge or flange: |
This subclass is indented under subclass 508. Subject matter wherein the configuration is a raised crested portion or protruding edge on and concentric to the shank portion. | |
510 | ... Plural ridges or flanges: |
This subclass is indented under subclass 509. Subject matter provided with two or more raised crested portions or protruding edges. | |
511 | FASTENER SECURING ELEMENT: |
This subclass is indented under the class definition. Subject matter drawn to element structure for use with fasteners
or fastener elements of this class and wherein either the element structure
operates by inherent resilience of at least a portion of its structure
or is in the form of a relatively short piece of wire having a semicircular
cross section.
SEE OR SEARCH CLASS:
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512 | . Having elastomeric material: |
This subclass is indented under subclass 511. Subject matter provided with rubber or rubberlike substances having resilient properties. | |
513 | . Cotter pins: |
This subclass is indented under subclass 511. Subject matter wherein the wire is in the form of a relatively
short piece of wire having a semicircular cross section.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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514 | .. Having deformed resilient middle portion: |
This subclass is indented under subclass 513. Subject matter wherein the wire has two legs, one having a resilient deformed portion extending transversely of the pin axis. | |
515 | .. Having folded back leg: |
This subclass is indented under subclass 513. Subject matter wherein the wire has two legs and a loop-type head and further wherein one of the legs is bent 180° so that the leg faces the head. | |
516 | . Resilient metallic: |
This subclass is indented under subclass 511. Subject matter wherein the element structure is composed
substantially of metallic spring material such that the element
structure is at least in part retained in its securing position
by the resilient nature of that material.
SEE OR SEARCH CLASS:
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517 | .. Retainer ring: |
This subclass is indented under subclass 516. Subject matter wherein the element structure is in the shape of a band. | |
518 | ... Having gripper holes: |
This subclass is indented under subclass 517. Subject matter wherein the element structure is provided with at least two holes to locate and coact with a tool used to assemble or disassemble the element structure. | |
519 | ... Plural radial sectioned: |
This subclass is indented under subclass 517. Subject matter wherein the band of material consists of
at least two engageable parts.
SEE OR SEARCH THIS CLASS, SUBCLASS:
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520 | .. Sheet metal: |
This subclass is indented under subclass 516. Subject matter wherein the element structure is formed from a substantially flat planar piece of metallic material. | |
521 | ... Circular: |
This subclass is indented under subclass 520. Subject matter wherein the material is substantially in the form of a circle. | |
522 | ... Parallel legs, e.g., U-shaped, etc.: |
This subclass is indented under subclass 520. Subject matter wherein the planar material is folded back thereby at least producing two parallel appendages or legs. | |
523 | .... Folded leg having fastener aperture or recess: |
This subclass is indented under subclass 522. Subject matter wherein at least one of the folded parallel
appendages is provided with an opening.
| |||
524 | ..... Plural folds: |
This subclass is indented under subclass 523. Subject matter wherein the material is folded onto itself at least twice. | |
525 | ... Having plural longitudinal slits: |
This subclass is indented under subclass 520. Subject matter wherein the material is provided with at least two long narrow cuts both of which are parallel to the longitudinal axis of the structure. | |
526 | .... And slit coincident with element axis: |
This subclass is indented under subclass 525. Subject matter wherein the material is further provided with a long narrow cut lying in the longitudinal axis of the structure. | |
527 | .... And helically inclined tongues, e.g., speed nut, etc.: |
This subclass is indented under subclass 525. Subject matter wherein the material is formed such as to produce a pair of promontory structures having deformed edges tracing a helical path. | |
528 | ... Having longitudinally slit coincident with element axis: |
This subclass is indented under subclass 520. Subject matter wherein the material is provided with a long narrow cut lying in the longitudinal axis of the structure. | |
529 | ... Having longitudinal slot forming fastener engaging slide: |
This subclass is indented under subclass 520. Subject matter wherein the material is formed such as to have a substantially large opening confined by the outer edges of the structure, the opening being designed to physically engage the fastener or piece being secured. | |
530 | .. Wire or rod formed: |
This subclass is indented under subclass 516. Subject matter wherein the element structure is made from
resilient spring wire or rod material.
SEE OR SEARCH CLASS:
| |||
531 | WASHER STRUCTURE: |
This subclass is indented under the class definition. Subject matter in the form of an annular element adapted
to be placed beneath the bearing surface of a bolt head, nut, or
the like.
SEE OR SEARCH THIS CLASS, SUBCLASS:
SEE OR SEARCH CLASS:
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532 | . Including release means: |
This subclass is indented under subclass 531. Subject matter wherein means are provided for permitting the element to become effectively disengaged from a fastener with which it is used without having to first remove said fastener. | |
533 | . Including means for retaining washer to fastener: |
This subclass is indented under subclass 531. Subject matter wherein discrete means are provided for maintaining the element assembled to a fastener. | |
534 | . Including antifriction means: |
This subclass is indented under subclass 531. Subject matter wherein the element includes means adapted to reduce the resistance to relative rotary motion between two parts of an assembly in which the element is being used. | |
535 | . Including adjustable thickness means: |
This subclass is indented under subclass 531. Subject matter wherein means are provided for altering the axial dimension of the element. | |
536 | .. Wear or lost motion compensating means: |
This subclass is indented under subclass 535. Subject matter wherein the element includes means which
automatically increases the axial dimension of the element to compensate
for excessive tolerance between the parts of an assembly in which
the element is used.
| |||
537 | . Having leveling means: |
This subclass is indented under subclass 531. Subject matter wherein the element includes means for compensating for differences in contour of opposing bearing surfaces on parts in an assembly in which the element is used. | |
538 | .. Inclined planar face: |
This subclass is indented under subclass 537. Subject matter wherein the compensating means on the element defines a flat, angled surface which is adapted to mate with an equally angled and oppositely extending surface on a part in an assembly in which the element is used. | |
539 | . Radially positionable: |
This subclass is indented under subclass 531. Subject matter wherein the element includes means which permits the element to be moved laterally of a shank of a fastener with which the element is used. | |
540 | .. Pivotally hinged sections: |
This subclass is indented under subclass 539. Subject matter wherein the means comprise plural connected segments rotatable about points where the segments are so connected. | |
541 | .. Secured by plastic deformation: |
This subclass is indented under subclass 539. Subject matter wherein the element is altered in shape after being positioned about a shank of a fastener. | |
542 | . Sealing: |
This subclass is indented under subclass 531. Subject matter wherein the element serves to prevent the
ingress of fluids between a fastener with which it is used and an
adjacent part.
SEE OR SEARCH CLASS:
| |||||
543 | . Wire formed: |
This subclass is indented under subclass 531. Subject matter wherein the element is fabricated from an elongated piece of metal stock having a circular cross section. | |
544 | . Axially resilient: |
This subclass is indented under subclass 531. Subject matter wherein the element is composed of elastic material and configured such that it can be axially compressed and will tend to return to its original shape. | |
545 | . Corrugated: |
This subclass is indented under subclass 531. Subject matter wherein the element is formed with folds
defining a series of alternating grooves and ridges on the opposed
faces thereof.
SEE OR SEARCH THIS CLASS, SUBCLASS:
| |||
546 | . Spacer: |
This subclass is indented under subclass 531. Subject matter wherein the element is in the form of a cylinder and is used to maintain parts of an assembly in spaced relationship. | |
547 | .. Of folded sheet material: |
This subclass is indented under subclass 546. Subject matter wherein the element is formed of initially thin flat stock material, which is rolled or otherwise shaped into a generally cylindrical configuration having an axially directed opening therethrough. | |
548 | MISCELLANEOUS: |
This subclass is indented under the class definition. Subject matter not provided for elsewhere. | |
900 | FASTENER OR FASTENER ELEMENT COMPOSED OF PLURAL DIFFERENT MATERIALS: |
Art collection of fasteners or fastener elements made of plural distinct substances. | |
901 | . Core and exterior or different materials: |
Art collection of fastener or fastener elements in which the interior and exterior portions are made of distinct different substances. | |
902 | .. Metal core: |
Art collection of fasteners or fastener elements having a metallic core. | |
903 | ... Resinous exterior: |
Art collection of fasteners and fastener elements having a metal core and a resinous exterior. | |
904 | Fastener or fastener element composed of nonmetallic material: |
Art collection of fasteners and fastener elements made of materials other than metal. | |
905 | . Paper or wood: |
Art collection of fasteners or fastener elements composed of cellulose material. | |
906 | . Leather or fabric: |
Art collection of fasteners and fastener elements made of a tanned or otherwise skin of an animal or of a woven, knitted, or felted cloth. | |
907 | . Elastomeric: |
Art collection of fasteners or fastener elements composed of a rubber or rubberlike substance. | |
908 | . Resinous material: |
Art collection of fasteners or fastener elements composed of a polymerized synthetic or chemically modified resin. | |
909 | Fasteners or fastener elements composed of thermo-responsive memory material: |
Art collection of fasteners or fastener elements composed of an alloy comprising materials having different coefficients of expansion whereby the fastener or element is capable of changing first from one configuration at a temperature to another configuration at a second temperature by subjecting the fastener or element to the second temperature. | |
910 | Anti-tamper means: |
Art collection of fasteners or fastener elements which includes means for preventing unauthorized removal thereof. | |
911 | . One-way drive: |
Art collection of fasteners or fastener elements wherein the anti-tamper means includes tool engaging surfaces permitting rotation of the fastener in the direction of insertion but does not include surfaces facilitating rotation in the direction of removal. | |
912 | ANTI-SPLITTING FASTENER: |
Art collection of fasteners or fastener elements provided with means to prevent the material into which the fastener or element is driven from splitting. | |
913 | SELF-EXPANDING ANCHOR: |
Art collection of self-expanding anchors designed to be inserted into an opening of a part wherein an anchor is provided with flexible legs of inherently resilience, the legs being radially inwardly compressible to permit insertion in the opening and radially outwardly moveable upon release of the compressive force to thereby engage the wall of the opening or a distal face of the part. | |
914 | COATED BOLT: |
Art collection of bolt fasteners designed either to be passed through two or more pieces to be secured together and having a separate blocking device, e.g.; a nut, or those having a threaded or otherwise configured shank which engages a corresponding prepared recess in one of the pieces to be secured wherein a bolt fastener is provided with a coating. | |
915 | BOLT HAVING PACKING JOINT: |
Art collection of bolt fasteners designed either to be passed through two or more pieces to be secured together and having a separate locking device, e.g., a nut, or those having a threaded or otherwise configured shank which engages a corresponding prepared recess in one of the pieces to be secured and further wherein a bolt fastener is provided with a packing joint. | |
916 | BOLT HAVING TENSION FEATURE: |
Art collection of bolt fasteners designed either to be passed through two or more pieces to be secured together and having a locking device, e.g., a nut, or those having a threaded or otherwise configured shank which engages a corresponding prepared recess in one of the pieces to be secured and further wherein a bolt fastener is provided with a tension feature. | |
917 | NUT HAVING TENSION FEATURE: |
Art collection of nut fasteners designed to be attached to the ends of bolts having an opening which is either to correspond to the thread of a bolt or other similar corresponding structure to secure the bolt in place in the material to which it is applied and further wherein a nut fastener is provided with a tension feature. | |
918 | THREADLESS NUT: |
Art collection of nut fasteners designed to be attached to the ends of bolt having an opening wherein a nut fastener is provided with a cooperating structure to secure the bolt in place in material to which is applied by means other than an internal thread of the nut fastener. | |
919 | SCREW HAVING DRIVING CONTACTS: |
Art collection of screw fasteners which have a shank provided with threads adapted to produce a corresponding internal thread in material into which a screw fastener is inserted and provided with a head having means allowing the screw fastener to be engaged by a rotating device, the means being i the form of nicks, an angular head, or projecting ribs specially adapted to be engaged by a corresponding shaped driver to rotate the screw fastener. | |
920 | STAPLE: |
Art collection of double pointed staple fasteners substantially U-shaped and usually having legs of equal length designed to span and hold into place a separate piece or article wherein the legs pierce the material on opposite sides of the piece or article to be held. | |
921 | MULTIPLE-PRONGED NAIL, SPIKE OR TACK: |
Art collection of nail, spike or tack fasteners designed to be driven by repeated blows or by nailing machines and laterally displacing materials into which they are forced to thereby be retained either by friction, clenching, or additionally locking means wherein a nail, spike or tack fastener is provided with two or more prongs and further wherein the prongs of fastener are designed to enter material at or near the same point and to be distinquished from staples in that they are not adapted to span and secure between two of holding points and a separate piece of material. | |
922 | NAIL, SPIKE OR TACK HAVING LOCKING DEVICE: |
Art collection of nail, spike, or tack of fasteners designed to be driven by repeated blows or by nail machines and laterally displacing material into which they are force to thereby be retained by friction, clenching, or blocking means in which a nail, spike, or tack fastener is provided with a device attach to or made integral with the fastener to prevent or render difficult its withdrawal. | |
923 | NAIL, SPIKE OR TACK HAVING SPECIFIC HEAD STRUCTURE: |
Art collection of nail, spike or tack fasteners designed to be driven by repeated blows or by nailing machines and laterally displacing the material into which they are force to be retained by friction, clenching, or additionally locking means and in which significance is attributed to the head structure of a nail, spike, or tack fastener. | |
924 | COUPLED NUT AND BOLT: |
Art collections of assembled fasteners in the form of threaded nuts and bolts provided with special structures designed to prevent, or tending to prevent the rotation of a threaded nut and bolt, or relative rotation of a threaded nut and bolt, or endwise movement or separation of a threaded nut and bolt. | |
924.1 | . Deformed: |
Art collection under are collection 924 in which either a nut or bolt is deformed. | |
925 | . Top stop: |
Art collection under art collection 924 in which a special structure is provided in the form of a stop secured or locked to the bolt and in which the stop has a portion above the nut which locks the nut. | |
926 | . Positive lock: |
Art collection under art collection 925 in which the stop prevents rotation of the nut on the bolt by a positive interlocking engagement with the nut. | |
927 | .. Side: |
Art collection under art collection 926 in which the nut is locked by a portion of the stop engaging a side of the nut. | |
928 | .. Thread Gripper: |
Art collection under art collection 925 in which the stop is locked to the bolt by its gripping action on the bolt threads. | |
929 | . Thread lock: |
Art collection under art collection 924 in which the nut is locked to the bolt directly or indirectly by the action upon the threads. | |
929.1 | .. Coil Spring: |
Art collection under art collection 929 in which a nut or bolt are provided with a coil spring to lock the nut to the bolt. | |
929.2 | .. Distorted washer: |
Art collection under art collection 929 in which a nut and bolt are provided with a distorted washer to lock the nut to the bolt. | |
930 | .. Flowing metal or settable material: |
Art collection under art collection 929 in which the locking action between the nut and bolt is accomplished either by (a) melted metal or other material capable of harding into a solid state (e.g., cement), or (b) a part plastically formed by either the bolt shank, or the nut into which the shank is threaded, thereby coating between the threads of the shanks or those on the nuts to prevent relative rotation. | |
931 | .. Superposed Nuts: |
Art collection under art collection 929 in which more than
one nut is placed on a bolt wherein the other nut having some special
construction or adjunct whereby it is adapted to lock the other
nut.
| |||
932 | ... Oppositely threaded: |
Art collection under art collection 931 in which one nut has a right hand thread and the other nut has a left hand thread and the threads cooperating with a similarly threaded bolt. | |
933 | .... Key or pawl locked: |
Art collection under art collection 932 in which the nuts are locked together by a key or a pawl and ratchet mechanism. | |
934 | ..... Side locked: |
Art collection under art collection 933 in which the nuts are locked together by a device engaging their sides. | |
935 | .. Cam or cone grip: |
Art collection under art collection 929 in which the threads of the bolt are gripped by a cam action between the nut or washer or another part or by the action of a cone and its collecting member forcing a part of the nut or washer against the bolt threads. | |
935.1 | ... Cam: |
Art collection under art collection 935 wherein the threads of the bolts are gripped by a cam action between the nut and washer and other parts. | |
936 | .. Canted nut: |
Art collection under art collection 929 in which the nut
at its final position tends to bend the bolt at the base of the
nut.
| |||
937 | .. Distorted nut: |
Art collection under art collection 929 in which either the whole or a part of the nut is distorted or changed in shape before, during, or after its application to the bolt, so that the threads of the nuts grip the threads of the bolt. | |
937.1 | ... Predistorted thread pitch or diameter: |
Art collection under art collection 937 in which either the thread pitch of the nut or the diameter of the nut is distorted prior to the assembly of the nut to the bolt. | |
937.2 | ... Post-distorted thread pitch or diameter: |
This subclass is indented under subclass 937. Art collection of fasteners in which either the nut thread pitch or its diameter is distorted after the nut has been applied to the bolt. | |
938 | .. Distorted thread: |
Art collection under art collection 929 in which the threads of the nut or bolt are during or after the application of the nut bent, crushed, or injured, so as to lock the nut and bolt from relative rotation. | |
939 | .. Longitudinal key: |
Art collection under art collection 929 in which a special structure is provided in the form of a key having its locking portion extending longitudinally of the bolt and biting or bending against the thread. | |
940 | .. Radial key or gib: |
Art collection under art collection 929 in which a special structure is provided in the form of a key or gib which is moved radially toward the bolt and engages its thread. | |
941 | .. Side clutch: |
Art collection under art collection 929 in which a special
structure is provided in the form of a device, not an integral part
of the nut or bolt, which clutched or bites the threads of the nuts or
bolt.
| |||
941.1 | ... Spring: |
Art collection under art collection 941 in which the device is in the form of a spring. | |
941.2 | ... Roller: |
Art collection under art collection 941 in which the device is in the form of a roller. | |
941.3 | ... Ball: |
Art collection under art collection 941 in which the device is in the form of a ball. | |
942 | .. Tangential key: |
Art collection under art collection 929 in which a special structure is provided in the form of a key in the nut which moves tangentially to the bolt and bites or binds against the threads thereof. | |
943 | . Flexible washer: |
Art collection of fasteners under art collection 924 in which the fastener is provided with a washer secured to the bolt which washer has an interlastic portion turn against the nut after the nut is screwed on. | |
944 | . Flexible key: |
Art collection under art collection 924 in which the nut and bolt are held together by a key which is bent after the nut is seated as to form a connection between notched or slots in the nut and bolt. | |
945 | . Cross key: |
Art collection under are collection 924 in which the nut and bolt are lock together by a key which has its locking position lying transversely of the bolt. | |
946 | .. Spring-seated: |
Art collection under art collection 945 in which the key is forced to its seat by a spring. | |
947 | . Elastic-gripping action: |
Art collection under art collection 924 in which the nut or a provided washer is composed wholely or partly of elastic material which grips the threaded or other part of the bolt. | |
948 | . Longitudinal key: |
Art collection under art collection 924 in which the nut and bolt are locked together by a key whose locking portion extends longitudinally of the bolt. | |
949 | . Ratchet and bolt-carried pawl: |
Art collection under art collection 924 in which a nut and bolt are interlocked by a pawl and ratchet mechanism which automatically locks the nut or bolt from movement in one direction but permits free movement in the other and further wherein the bolt carries or holds from rotation a pawl which interlocks with a ratchet teeth in the nut. | |
950 | . Rachet and nut-carried pawl: |
Art collection under art collection 924 in which a nut and bolt are interlocked by a pawl and racket mechanism which automatically locks the nut or bolt from movement in one direction but permits free movement in the other and further wherein the nut carries the pawl which rotates with the nut and interlocks with ratchet teeth on the bolt. | |
951 | .. Flexible: |
Art collection under art collection 950 in which a flexible pawl interlocks with ratchet teeth carried by bolt or by a structure secured to the bolt. | |
952 | .. Pivoted. |
Art collection under art collection 950 in which the pawl carried by the nut moves on a pivot to lock and unlock. | |
953 | . Washer-carried pawl: |
Art collection under art collection 924 in which a nut and
bolt are interlocked by a pawl and rachet mechanism which automatically
locks the nut or bolt from movement in one direction but permits
free movement in the other and further wherein a washer is secured
to the bolt and carries a pawl which interlocks with a special made
ratchet surface of the nut.
| |||
954 | . Wedged slotted bolt: |
Art collection under art collection 924 in which the bolt
has a slit or slot in which a wedge shape device moves to cause
the bolt section to expand against the nut.
| |||
955 | LOCKED BOLTHEAD OR NUT: |
This subclass is indented under the class definition. Art collection wherein a bolthead or nut, hereinafter call
a device, is fastened to an element, hereinafter called a substructure,
so as to prevent rotation of the device.
| |||
956 | . Automatic base clutch: |
Art collection under art collection 955 wherein a face of the device adjacent the substructure is gripped thereto by the turning of the device into fastening position. | |
957 | .. Biting tooth: |
Art collection under art collection 956 wherein the gripping is affected by one or more projection deforming the surface of the substructure or the device. | |
958 | ... Coiled washer: |
Art collection under art collection 957 wherein the projections are carried by a washer which is not a closed annulus, surrounding the bolt shank. | |
959 | ... Bolt-or nut-carried: |
Art collection under art collection 957 wherein the projections are carried by the face of the device adjacent the substructure of the device, or by the bolt shank | |
960 | .. Friction: |
Art collection under art collection 956 wherein the device is held from rotation solely by the pressure between the substructure and the face of the device adjacent thereto. | |
961 | .. Pawl and ratchet: |
Art collection under art collection 956 wherein a resiliently urged dog locks the device against movement in one direction permitting free movement in another. | |
962 | ... Bolthead or nut-carried pawl: |
Art collection under art collection 961 wherein the dog is carried by the device and locks underneath the face adjacent the substructure. | |
963 | ... Yielding interlocking washer: |
Art collection under art collection 961 wherein the device has a tooth face adjacent the substructure which interlocks with a resilient washer carrying complimentary teeth. | |
964 | .. Detent: |
Art collection under art collection 956 wherein the interface of the device and either the substructure, or a washer mounted between the device and the substructure is provided with coacting means which are resiliently held interengage, but permit force relative turning in either direction. | |
965 | . With retainer: |
Art collection under art collection 955 wherein the device has means other than cooperating threads on either the nut or substructure and the bolt to prevent its displacement from operative position on the substructure. | |
966 | .. Multiple (i.e., gang type): |
Art collection under art collection 965 wherein a plurality of devices are held by a single means. | |
967 | .. Deformable bolthead or nut: |
Art collection under art collection 965 wherein a portion of the device is changed in shape to contact the substructure and thereby prevent the separation of the device therefrom. | |
968 | .. Deformable base member: |
Art collection under art collection 965 wherein the substructure is changed into shape to prevent the separation of the device therefrom. | |
969 | .. Deformable retainer: |
Art collection under art collection 965 wherein in a separable holder is changed in shape to prevent the separation of the device from the substructure. | |
970 | .. Resilient retainer: |
Art collection under art collection 965 wherein a holder has yieldable part coacts with the substructure to prevent the separation of the device with the substructure. | |
971 | .. And side lock: |
Art collection under art collection 965 wherein a side surface of the device is locked to prevent rotation. | |
972 | . Distorted: |
Art collection under art collection 955 wherein the device is locked by deforming a portion thereof to engaged the substructure. | |
973 | . Gravity bolthead, nut or washer: |
Art collection under art collection 955 wherein (a) the device is heavier on one side than the other, or (b) the device is seated in or carried by a washer heavier on one side than on the other. | |
974 | . Side lock: |
Art collection under art collection 955 wherein an exterior sides surface of the device is locked to prevent rotation. | |
975 | .. Rotatable washer: |
Art collection under art collection 974 having a washer which turns with the device as single piece, the locking action taking place between the washer and the substructure. | |
976 | ... Bent tongue-locked: |
Art collection under art collection 975 wherein the washer is locked to a side surface of the device and a nonelastic washer portion is deformed to engage a portion of the substructure. | |
977 | ... Pawl-locked: |
Art collection under art collection 975 wherein the washer and the substructure are interlocked by a resilient dog which locks the device in movement in one direction, permitting free movement in the other. | |
978 | .. Pawl and ratchet: |
Art collection under art collection 974 wherein the device is locked by a resilient dog against movement in one direction, permitting free movement in the other. | |
979 | .. Resilient: |
Art collection under art collection 974 wherein the locking means has a part which is yieldable to permit rotation of the device. | |
980 | ... Automatic: |
Art collection under art collection 979 wherein the locking mechanism engages and locks by the mere rotation of the device to the fastening position. | |
981 | .... Coiled washer: |
Art collection under art collection 980 wherein the device is locked by a washer coiled about the device and having a portion engaging a side surface of the device. | |
982 | .... Spring-tongued washer plate: |
Art collection under art collection 980 having a washer or plate, and one or more resilient dogs or tabs engaging the side surface of the device. | |
983 | .. Inelastic tongue: |
Art collection under art collection 974 having an element
mounted between the inner face of the device and the substructure
with a deformable portion bent against the side of the device after
it is turned to the fastening position.
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984 | .. Longitudinal: |
Art collection under art collection 974 wherein the locking
mechanism is brought to locking position by a final movement longitudinally
of the bolt after the device is turned to the fastening position.
| |||
985 | ... Bolthead- or nut-held: |
Art collection under art collection 984 in which the locking mechanism is held in place by the device alone. | |
986 | .... Reversed bolthead or nut: |
Art collection under art collection 985 in which the device is locked by a backward, unfastening turn after moving to the fastening position. | |
987 | ... Side pin: |
Art collection under art collection 984 wherein a pin seated
in the substructure is moved longitudinally of the bolts so as to
stand against a side thereof.
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988 | ... Spike-held locking plate: |
Art collection under art collection 984 in which the locking mechanism is of sheet form and is held against the device by a nail or other driven fastener extending into the substructure. | |
989 | ... Swinging: |
Art collection under art collection 984 wherein the locking mechanism is pivoted to a locking position against the side surface of the device. | |
990 | ... Washer tongue-held: |
Art collection under art collection 984 wherein the locking mechanism is held in position by an integral portion of a washer which, in locking position, extends above a portion of the device. | |
991 | .. Transversely sliding: |
Art collection under art collection 974 wherein the locking mechanism is finally reciprocated substantially parallel to the surface of the substructure after it is turned to the fastening position so as to lock a side surface of the device. | |
992 | ... Key, plate, or bar: |
Art collection under art collection 991 wherein the locking mechanism is a rod or thin member which passes astride or on one side of the device, parallel to the surface of the substructure. | |
993 | .... Bolthead- or nut-held: |
Art collection under art collection 992 wherein the locking mechanism is held in place by the device. | |
994 | .... Sliding washer: |
Art collection under art collection 992 wherein the locking mechanism is a washer which is reciprocated to locking position after the device is seated, the washer having a stop to lock the side surface of the device. | |
995 | .. Transversely swinging: |
Art collection under art collection 995 wherein the locking mechanism pivots on an axis parallel to the axis of the bolt so as to engage the side surface of the device. | |
996 | . Transverse base-locking key: |
Art collection under art collection 955 wherein a key extends substantially parallel to the surface of the substructure between the base of the device and the substructure. | |
997 | . Longitudinal fastener: |
Art collection under art collection 955 wherein means, parallel to the axis of the bolt, extends through the device and into the substructure to hold the device from rotation. | |
998 | WITH POSITIVE BOLT LOCK: |
This subclass is indented under the class definition. Art collection for fixedly, i.e., nonfrictionally, fastening a bolt from rotation. | |
999 | WITH RETAINER (E.G., TETHER): |
This subclass is indented under the class definition. Art collection wherein a mass, other than the cooperating
threads on the bolt-shank or the nut or substructure, is provided
to prevent complete separation or loss of an assembled bolt, nut
and substructure, as, e.g., by tethering means, or prevent their
axial or endwise separation while permitting rotation.
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FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
This subclass has no definition. | |
DIG1 | THREAD FORMING, REFORMING, OR CLEANING |
This subclass has no definition. | |
DIG2 | TEMPERATURE MODIFICATION |
This subclass has no definition. | |
DIG3 | UTILIZING FLUID PRESSURE |
This subclass has no definition. | |