Class 464: ROTARY SHAFTS, GUDGEONS, HOUSINGS, AND FLEXIBLE COUPLINGS FOR ROTARY SHAFTS ( Manual of U.S. Patent Classification )

U.S. PATENT AND TRADEMARK OFFICE
Information Products Division
[Manual of Classification, Class Listing] [Classification Index] [USPTO Home Page]

Manual of U.S. Patent Classification
as of June 30, 2000


Class
464
ROTARY SHAFTS, GUDGEONS, HOUSINGS, AND FLEXIBLE COUPLINGS FOR ROTARY SHAFTS


Class definitions may be accessed by clicking on the class title, above.
Subclass definitions may be accessed by clicking on the subclass number, below.

Patents classified in a subclass may be accessed by clicking on the " [Patents] " icon following the subclass number, below.

( please note that links to definitions and classified patents may not be available for some classes and subclasses )

For search strategies, please refer to the Classification Index Explanation of Data web page.

Simple Text Search Across All U.S. Patent Classes in the Manual of Classification (requires a JAVA-enabled web browser)

--------------------------------------------------------------

Subclass Title
ClassTitle ===> ROTARY SHAFTS, GUDGEONS, HOUSINGS, AND FLEXIBLE COUPLINGS FOR ROTARY SHAFTS
1[Patents]SPEED RESPONSIVE DEVICE FOR ADJUSTING RELATIVE ROTATIONAL POSITION OF COUPLED MEMBERS
2[Patents] . Actuated by fluid or electricity
3[Patents] . Pivoted weight
4[Patents] . . Gear segment on pivoted weight
5[Patents] . . Pivotal movement opposed by compression of coil spring along its axis
6[Patents] . . Pivotal movement opposed by expansion of coil spring along its axis
7[Patents]HAVING LUBRICATING MEANS
8[Patents] . Lubricant impregnated into material
9[Patents] . . Metallic material
10[Patents] . For overload release coupling
11[Patents] . For coupling having torque transmitted via radially directed pin received in conforming aperture
12[Patents] . . Lubricant supplied to plural pins via common ring which encapsulates pins
13[Patents] . . . Pin includes longitudinally extending internal passage
14[Patents] . . Pin includes longitudinally extending internal passage
15[Patents] . For coupling having torque transmitted via a ball
16[Patents] . For coupling having torque transmitted via intermeshing teeth
17[Patents]HAVING HEATING OR COOLING MEANS
18[Patents]FLEXIBLE COUPLING BETWEEN FLUID-CONDUCTING ROTARY SHAFTS (E.G., COUPLING BETWEEN SECTIONS OF DRILL STRING, ETC.)
19[Patents] . Relative angular displacement of axes of shafts
20[Patents] . Including member deformable by relative movement between shafts
21[Patents] . . Member is coiled spring
22[Patents]HAVING CLEANING MEANS
23[Patents]WITH AUXILLIARY INDICATOR OR ALARM
24[Patents]FLUID COUPLING
25[Patents] . For transmitting limited pulsating torque (e.g., fluid drive coupling for impulse tool)
26[Patents] . Including piston axially movable in cylinder having axis coextensive with axis of rotation of coupled members
27[Patents] . Including multiple piston-cylinder devices radially spaced from axis of rotation
28[Patents] . Fluid confined in enclosure having flexible walls
29[Patents]ELECTRICAL OR MAGNETIC COUPLING
30[Patents]OVERLOAD RELEASE COUPLING
31[Patents] . Including thermally responsive element
32[Patents] . Torque transmitted via frangible element
33[Patents] . . Axially extending pin
34[Patents] . Torque transmitted via radially spaced deformable roller
35[Patents] . Torque transmitted via a ball
36[Patents] . . Axially biased
37[Patents] . Torque transmitted via resiliently biased positive drive connection (e.g., cam and follower)
38[Patents] . . Axially biased
39[Patents] . . . By spring coiled about axis of rotation
40[Patents] . Torque transmitted via frictional engagement of coil spring
41[Patents] . Torque transmitted via plural circumferentially spaced friction elements
42[Patents] . Torque transmitted via frictional engagement of conical or frustoconical surfaces
43[Patents] . . With separate resilient member for biasing surfaces into engagement
44[Patents] . . . Coil spring
45[Patents] . Torque transmitted via frictional engagement of planar radially extending surfaces
46[Patents] . . With separate resilient member for biasing surfaces into engagement
47[Patents] . . . Coil spring
48[Patents] . . . . Plural, circumferentially spaced coil springs
49[Patents]COUPLING DEVICE INCLUDES ENDLESS CHAIN ENGAGED WITH CIRCUMFERENTIAL TEETH ON COUPLED MEMBERS
50[Patents]COUPLING DEVICE INCLUDES ANGLED OR HINGED ROD HAVING OPPOSITE ENDS RELATIVELY RECIPROCABLE AXIALLY IN BORES IN SPACED COUPLED MEMBERS
51[Patents]TORQUE TRANSMITTED VIA FLEXIBLE ELEMENT
52[Patents] . With stationary housing
53[Patents] . . And threaded annulus surrounding terminal end of housing for attachment to auxiliary housing
54[Patents] . Element coiled sinusoidally about axially spaced driving and driven members
55[Patents] . Element is flaccid and operates in tension during torque transmission (e.g., belt, cable, etc.)
56[Patents] . . Element has circular cross section
57[Patents] . Element has plural convolutions wound about rotational axis
58[Patents] . . Plural radially overlapping convoluted elements
59[Patents] . . Single element has plural radially overlapping convolutions
60[Patents] . . Convoluted element has noncircular cross section
61[Patents] . Element is a spring coiled about centerline angularly related to or radially spaced from rotational axis
62[Patents] . . Plural springs
63[Patents] . . . Centerline of springs axially spaced from each other along rotational axis
64[Patents] . . . Plural superposed springs on common centerline
65[Patents] . . . Centerline of springs radially spaced from and parallel to rotational axis
66[Patents] . . . Opposite ends of spring are equidistant from rotational axis
67[Patents] . . . . Springs on circumferentially extending curved centerline
68[Patents] . . . . Springs positioned between axially spaced plates of one member and driven by other member extending radially between said plates
69[Patents] . Plural flexible links connected to circumferentially spaced axially directed pins on drive and driven members
70[Patents] . Element is annular liner within radially spaced pin-receiving opening
71[Patents] . . Axially directed pin
72[Patents] . . . Plural axially spaced liners
73[Patents] . Element positioned between intermeshing teeth on driving and driven members
74[Patents] . . Teeth on radially overlapping surfaces
75[Patents] . . . Element is a continuous annulus extending around rotational axis
76[Patents] . . Plurality of disparate elements
77[Patents] . Element is an open loop spring curved about rotational axis
78[Patents] . Element is tube with slot through wall to provide flexibility
79[Patents] . Element includes diverging wall portions defining annular groove completely surrounding rotational axis (e.g., bellows)
80[Patents] . . Nonmetallic
81[Patents] . Plural circumferentially spaced elements
82[Patents] . . Extending between radially overlapping surfaces on driving and driven members
83[Patents] . . . Nonmetallic
84[Patents] . . Elements are bowed leaf springs
85[Patents] . . Nonmetallic
86[Patents] . . Axially extending torsion bars
87[Patents] . Nonmetallic element
88[Patents] . . Element is hollow sleeve surrounding rotational axis and connected at opposite ends to axially spaced torque transmitting surfaces on driving and driven members
89[Patents] . . Extending between radially overlapping surfaces on driving and driven members
90[Patents] . . . Plural elements radially overlapping
91[Patents] . . . Plural elements axially spaced along rotational axis
92[Patents] . . Annular element between and coincident with drive and driven members
93[Patents] . . . Including means to receive radially spaced axially extending projection on drive and driven members
94[Patents] . . . . Laminated element or plural elements abutting or spaced along rotational axis
95[Patents] . . . . . With disparate spacer between plural separable elements
96[Patents] . . . Laminated element or plural elements abutting or spaced along axis of rotation
97[Patents] . Element is a torsion bar having a longitudinal axis coincident with the rotational axis
98[Patents] . Element is plate with external edge completely surrounding rotational axis (e.g., disc)
99[Patents] . . Plural axially spaced plates
100[Patents] . Element is leaf spring
101[Patents] . . Bowed
102[Patents]SEPARATE COUPLING DEVICE MOVABLE RADIALLY OF AXES OF TORQUE TRANSMITTING MEMBERS TO ACCOMMODATE PARALLEL, MISALIGNED AXES (E.G., OLDHAM COUPLING)
103[Patents] . Coupling device includes rolling body for transmitting torque
104[Patents] . Coupling device has aperture or groove for receiving complemenatry driving projection on torque transmitting members
105[Patents] . . Projection-receiving slot extends completely through thickness dimension of coupler
106[Patents]COUPLING ACCOMMODATES DRIVE BETWEEN MEMBERS HAVING MISALIGNED OR ANGULARLY RELATED AXES
107[Patents] . Coupling between wheel and vertically oriented shaft (e.g., millstone)
108[Patents] . . Wheel mounted on rolling body
109[Patents] . Coupling includes relatively movable gear segments
110[Patents] . Coupling transmits torque via semicylindrical segments separated by pivot pin (e.g., slipper bearing)
111[Patents] . Tripod coupling
112[Patents] . Coupling transmits torque via radially directed pin
113[Patents] . . With additional axially spaced torque-transmitting coupling which facilitates relative movement between members
114[Patents] . . . Radially directed pin in each coupling
115[Patents] . . . . Pin slidable axially in slot
116[Patents] . . . . . Axially spaced pin-carrying parts interconnected by pivotal head and socket centering joint
117[Patents] . . . . Plural pins in each coupling with pin ends spaced 90 degrees apart
118[Patents] . . . . . Axially spaced pin-carrying parts interconnected by pivotal head and socket centering joint
119[Patents] . . . . Pins in sequential couplings oriented at right angles to each other
120[Patents] . . Pin slidable axially in slot
121[Patents] . . . Pin carried by intermediate element and slidable axially in slots in both coupled members
122[Patents] . . . Pin carries disparate sleeve engaged with slot walls
123[Patents] . . . . Sleeve rotatable about pin axis
124[Patents] . . . . . Sleeve has spherical or semi-spherical bearing surface
125[Patents] . . Plural pins received in conforming apertures in ring
126[Patents] . . . Split ring
127[Patents] . . With particular balancing means
128[Patents] . . With particular bearing cup surrounding pin end
129[Patents] . . . Spherical or semi-spherical cup
130[Patents] . . . And disparate device for securing cup to pin or receiver
131[Patents] . . . And flexible seal
132[Patents] . . With particular bearing or bushing mounted on pin
133[Patents] . . With particular flexible seal
134[Patents] . . With particular yoke providing pin-receiving aperture
135[Patents] . . . Split yoke
136[Patents] . . Plural pins carried by intermediate member with pin ends spaced 90 degrees apart
137[Patents] . Coupling transmits torque via axially directed pin radially spaced from rotational axis
138[Patents] . . Particular pivotal mounting for pin
139[Patents] . Coupling transmits torque via radially spaced ball
140[Patents] . . With additional axially spaced torque-transmitting coupling which facilitates relative movement between members
141[Patents] . . Ball mounted in groove for relative axial movement with respect to coupled member
142[Patents] . . . Mounted for relative axial movement with respect to both coupled members
143[Patents] . . . . Grooves formed in radially overlapping elements
144[Patents] . . . . . Intersecting grooves
145[Patents] . . . . . With intermediate positioning cage for ball
146[Patents] . . . . . . Bottom wall of groove in outer member is parallel to axial centerline of outer member (e.g., internally grooved cylinder)
147[Patents] . Torque transmitted via intermediate element
148[Patents] . . Element carries or receives hook on opposite ends for connection to drive and driven members (e.g., link chain)
149[Patents] . . Axially intermeshing teeth
150[Patents] . . Intermediate element located between overlapping surfaces on drive and driven members
151[Patents] . . . Intermediate element is externally grooved or ribbed sphere
152[Patents] . . . Plural circumferentially spaced intermediate elements
153[Patents] . . Intermediate element includes internal openings at opposite ends for receiving axially spaced ends on drive and driven members
154[Patents] . . . Intermeshing teeth on element and members
155[Patents] . . Intermediate element includes external surface at opposite ends received in complementary openings in axially spaced ends of driving and driven members driven members
156[Patents] . . . Intermeshing teeth on element and members
157[Patents] . Torque transmitted via intermeshing teeth on drive and driven members
158[Patents] . . Teeth on radially overlapping surfaces
159[Patents] . . . Spherical or semispherical surfaces
160[Patents]COUPLING FACILITATES RELATIVE ROTARY DISPLACEMENT BETWEEN COUPLED MEMBERS
161[Patents] . Members coupled via axially movable, resiliently biased intermediate element
162[Patents]COUPLING FACILITATES RELATIVE AXIAL MOTION BETWEEN COUPLED MEMBERS
163[Patents] . Coupling between rotary drive table and axially movable drill string
164[Patents] . . Coupler includes endless belt or chain run engageable with drill string and moveable in direction of axial advance
165[Patents] . . Coupler includes antifriction rolling body engageable with drill string
166[Patents] . . . With screw device for adjusting radial position of rolling body
167[Patents] . Coupler includes antifriction rolling body engageable with axially moveable member
168[Patents] . . Recirculating rolling bodies
169[Patents] . Including spring to bias member in axial direction
170[Patents]HOUSING
171[Patents] . Rigid semispherical surface on one housing part slidably engaged with surface on mating housing part
172[Patents] . Telescoping cylindrical housing members
173[Patents] . Flexible housing
174[Patents] . . Helically coiled member
175[Patents] . . Corrugated structure
176[Patents] . Pivotally mounted housing supported for movement between open and closed positions
177[Patents] . Separably connected housings for separably connected shafts
178[Patents] . With rolling body supporting shaft in housing
179[Patents]SHAFTING
180[Patents] . Particular vibration dampening or balancing structure
181[Patents] . Nonmetalic shaft or component
182[Patents] . With disparate device for coupling shaft to additional shaft or rotary body
183[Patents] . Hollow or layered shaft
184[Patents]GUDGEONS
185[Patents]MISCELLANEOUS
******************************
CROSS-REFERENCE ART COLLECTIONS
******************************
900[Patents]ELECTRICALLY INSULATIVE MEMBER
901[Patents]RAPID ATTACHMENT OR RELEASE
902[Patents]PARTICULAR MATERIAL
903[Patents] . Nonmetal
904[Patents]HOMOKINETIC COUPLING
905[Patents] . Torque transmitted via radially extending pin
906[Patents] . Torque transmitted via radially spaced balls


Information Products Division -- Contacts

Questions regarding this report should be directed to:

U.S. Patent and Trademark Office
Information Products Division
PK3- Suite 441
Washington, DC 20231

tel: (703) 306-2600
FAX: (703) 306-2737
email: oeip@uspto.gov


[Top] [Manual of Classification, Class Listing] [Classification Index] [USPTO Home Page]

Last Modified: 6 October 2000