This class is the home for a patent directed to the method
of or a machine for penetrating material without substantially reshaping
the flow of such material by means of a solid tool whose edge defines
a line of cut, where in the device is intended to: (a) form a product from
a workpiece, which product includes protuberances intended to interfit
with pockets in a cooperating member, generally for the transmission
of motive force from one of the members to the other; (b) cut by
a rotating cutter that forms a shaped surface on the workpiece; or
(c) cut by a cutter that reciprocates relative to a workpiece and
forms a shaped surface on the workpiece).
See the Search This Class, Subclass references below for specific
subclass references
SECTION II - SUBCLASS REFERENCES TO THE CURRENT CLASS
for a device intended to form a product from a workpiece,
which product includes protuberances intended to interfit with pockets
in a cooperating member, generally for the transmission of motive
force from one of the members to the other .
Metal Working, (a) appropriate subclasses for gear cutting, milling, or
planing combined with another work-treating operation, particularly
subclasses 90.01+ , when the other operation is burnishing; (b) subclasses
1.01-179 (as appearing in the class schedule) for cutting to shape peculiar
to the manufacture of a device provided for in that group of subclasses.
(This note may be applied to numerous classes not set forth in
these search notes, i.e., a device peculiar to the manufacture of
a certain article will be found in the class providing for the manufacture
of that article.)
Turning, for cutting to shape of a rotating workpiece; and
subclasses 46+ for cutting to subdivide by use of a cutter orbiting
about an axis passing through the work.
Cutting, for subdividing of two portions of work, generally. Search
subclasses 875+ for grooving with the removal of material by use of
a cutter providing no intentional shape to the bottom of the groove.
As a practical matter, grooving of Class 83, subclasses 875+ is
limited to the action of a saw blade. Search subclass 879 for scoring
of a workpiece with no removal of chips. A cutting maching or method or
both cut to shape and cut to subdivide with the same or different
tools will be found in class (409).
Woodworking, for cutting limited to the shaping of wood. (This
note may be applied to numerous classes not set forth in these notes, i.e.,
a device peculiar to shaping of certain material will be found in
the class providing for shaping of that material).
Wheelwright Machines,
subclass 13 for apparatus for or method of treating the outer
periphery of a rubber tire casing by a slitting or machining operation.
Tool Driving or Impacting, for subject matter directed to driving or impacting
a tool, when such subject matter includes combined features peculiar
to tool driving, but does not include features limiting the subject
matter to a specific tool art, such as specific shape of the work
contacting portion of a tool, related tools, or an opposed work
support.
Work Holders, the residual locus for a device for clamping, supporting,
and/or holding an article(s) in position to be operated
on or treated. See the notes thereunder for other related loci.
Cutters, for Shaping, for a tool element adapted to be attached to a machine
of this class. A tool combined with any other work recognizing
(engaging) structure or with means to drive or support the tool
and move relative to the tool will be found in this class (409) rather
than Class 407.
Cutting by Use of Rotating Axially Moving Tool, for a machine for or process of cutting by use of a tool
turning about an axis and moving along that axis toward a workpiece
wherein no additional motion is imparted to the cutting edge of
the tool during operation; especially
subclasses 26+ for the combination of cutting in the manner of
that class (408) with cutting in the manner of this class (409).
A device which may be converted from an operation of this class
to an operation of Class 408 is to be found in this class (409).
Abrading, for shaping a crystalline cutting, particularly
subclasses 67+ for abrading combined with cutting to shape. Class
409 is considered to be superior to Class 451, so that a patent
including a claim proper for this class and another claim proper
for Class 451 will be classified in this class. Similarly, a disclosure of
both abrading to shape and cutting to shape with no claim specific
to the type of cutting tool will be found in Class 409.
This subclass is indented under the class definition. Apparatus or method particularly adapted to form an element
on a workpiece body, which element is intended to intermesh with
an element on another body whereby motive force may be transmitted
from one of the bodies to the other.
(1)
Note. A gear pump rotor is considered to transmit force to
the other rotor. Also, the drive element sprocket of a gear driven
chain is considered to be similar to a gear tooth.
This subclass is indented under subclass 1. Apparatus or method for detecting the characteristics (e.g.,
physical, electrical, etc.) of a member carrying operating instructions
for the apparatus, which member is separate from both the workpiece
and the organized structure of the apparatus.
(1)
Note. This subclass includes utilizing a prepared information
supply that is to be removably placed in the apparatus. This subclass
does not include utilizing the characteristics of a permanent part
of the apparatus, such as a cam or gear, to influence the operation
of other parts.
This subclass is indented under subclass 2. Apparatus or method including means for detecting the physical
surface configuration of the separate information member.
This subclass is indented under subclass 1. Apparatus for or method of performing the operation of ...
combined with condensing, compacting, smoothing, or polishing the
surface of the workpiece usually by rubbing the workpiece with a
smooth tool having a surface of greater hardness than that of the
workpiece wherein forming and condensing, etc., are performed at
the same time.
This subclass is indented under subclass 1. Apparatus or method including provision for tranmission
of force to a workpiece or to a cutting tool wherein a first drive
member transmits force and movement of a second drive member, including
provision to adjust, eliminate, or make other allowance for undesired relative
movement between the drive members and the workpiece or the cutting
tool resulting from clearance between the drive member.
Machine Element or Mechanism,
subclass 409 for means to eliminate backlash in an element of
a gear train; and subclasses 440+ for means to eliminate
backlash in sectional gears.
This subclass is indented under subclass 1. Apparatus or method including a work station and including
means to move a workpiece to that station or including means to
move the product that has been shaped at the work station away from
that station.
(1)
Note. Means to transfer material from one work station to
another work station is considered to be proper for this subclass
since the material is the product of the first station and is the
work of the second station.
Article Dispensing, for a method of or apparatus for dispensing or feeding
an article not otherwise classified; and especially
subclasses 239 and 294 for an article dispenser or feeder delivering
to a clamp or holddown. See the class definition of Class 221 for
a statement of the lines between the classes and for the disposition
of other related art.
Advancing Material of Indeterminate Length, for a method of or apparatus for feeding material
without utilizing the leading or trailing end to effect movement
of the material.
Material or Article Handling, for work advancing, including single or multiple,
nominal shaping stations. Generally, work handling to present a workpiece
to a named shaping means will be found in Class 414.
Threaded, Headed Fastener, or Washer Making:
Process and Apparatus,
subclasses 164+ for a miscellaneous machine for feeding nail blanks,
screw blanks, nut blanks, nail plates, or other stock specialized
to performing the various steps in the manufacture of an article
of that class.
This subclass is indented under subclass 6. Apparatus or method including the utilization of means to
advance a workpiece to the tool station comprising use of a horizontally extending
cantilever structure adapted to carry and position the workpiece
into operating position in the securing portion of the work holder.
This subclass is indented under subclass 1. Apparatus or method including a cutting tool to (a) form
a generally straight surface intersecting two surfaces previously
formed on an intermeshing element (gear tooth) or (b) sever off any
protruding edge unintentionally formed on an intermeshing element
during formation thereof.
(1)
Note. The apparatus or process of this subclass is somewhat
different from that of the remainder of the subclasses under subclass
1 in that the cutting edge of the cutting tool of this subclass
does not form the basic shape of the element for transmitting motive
force, rather the apparatus or process of this subclass is for the
ancillary treatment of such an element of removal of unwanted surface irregularities
or protuberances.
This subclass is indented under subclass 8. Apparatus or method wherein the means to form or sever is
a cutting tool adapted to move to-and-fro along a straight or arcuate
line with respect to the workpiece during cutting.
(1)
Note. A rotary cutting on a reciprocating carriage is not
considered to be "reciprocating or oscillating" for
this subclass.
This subclass is indented under subclass 1. Apparatus or method including formation of an intermeshable
element by a cutting tool making several cutting passes through
a workpiece with relative repositioning of the workpiece and the
cutting tool between cutting passes so that a first portion of the
final configuration of the intermeshable element is formed by a
first cutting pass and a second portion is formed by a subsequent
pass.
(1)
Note. Cutting a spline on a shaft is considered to be proper
for this subclass.
This subclass is indented under subclass 10. Apparatus or method in which the cutting tool is adapted
to turn about an axis, the cutting tool including at least three
radially outwardly directed cutting teeth positioned spirally about the
cutting tool axis, each tooth including a cutting edge formed by
intersecting planar surfaces one of which surfaces is generally parallel
to and radiates from the cutting tool axis, said surface directing
a chip formed by the cutting operation away from the cutting edge
wherein the cutting tool is rotated and the cutting tool and workpiece
are moved relative to each other thus causing the cutting edge to form
the intermeshable element on the workpiece, wherein all intermeshable
elements of a gear are generated as a continuous operation.
This subclass is indented under subclass 12. Method wherein the body on which the intermeshable element
is formed is adapted to rotate about an axis and wherein the intermeshable element
is formed so that it extends to a greater radial distance at one
axial end than at the other.
This subclass is indented under subclass 11. Apparatus wherein the cutting tool is adjustable relative
to the workpiece, when out of engagement with the workpiece, by
being repositioned along the cutter axis.
(1)
Note. The adjustment of this subclass is usually to bring
about more uniform wear of the teeth of the hob.
This subclass is indented under subclass 11. Apparatus including means for: (a) detecting any of the
following characteristics; a state or property, a change in a state
or property, or the occurrence of a predetermined event in any of the
following: the workpiece, the product of the apparatus, the apparatus
itself, or the environment of the apparatus affecting the operation
thereof; and (b) initating (as a direct result of that detection)
a signal other than that generated or transmitted by the detected
means, and (c) regulating or modifying (as a direct result of said
initiation) the operation of the means to affect the cutting.
(1)
Note. The activator (or initiating means) of this subclass
serves to trigger a source of energy other than energy of the sensed condition.
This subclass is indented under subclass 11. Apparatus including a first cutting tool and a second cutting
tool each for performing the operation of that subclass wherein
the cutting tools are capable of relative movement as assembled
in the apparatus with respect to each other during the shaping operation.
(1)
Note. A first cutting bit and a second cutting bit mounted
on the same cutting tool holder are considered to be two edges of
the same cutting tool rather than plural cutting tools.
This subclass is indented under subclass 11. Apparatus including means to support the cutting tool and
means to support the workpiece and including means to cause relative
approach of the cutting tool and workpiece to effect the cutting
operation.
This subclass is indented under subclass 17. Apparatus including means to support the workpiece for rotation
about an axis during cutting thereof wherein the relative approach effected
has a component in the direction parallel to that axis.
This subclass is indented under subclass 18. Apparatus including a support adapted to carry the cutting
tool wherein the cutting tool is moved relative to the support and
relative to the workpiece to effect the cutting operation.
This subclass is indented under subclass 19. Apparatus wherein the relative approach effected also has
a component in the direction toward or away from the axis about
which the workpiece turns.
(1)
Note. Included herein is a cutter moving relative to the
workpiece diagonally (to form a tapered product) as well as a cutter
first moving directly radially toward the workpiece and then purely
in the direction of the work axis.
This subclass is indented under subclass 19. Apparatus wherein the workpiece is supported to turn about
an axis extending generally up and down with respect to the earth
and wherein the cutting tool is moved relative to the support and
relative to the workpiece along the axis to effect the cutting operation.
This subclass is indented under subclass 17. Apparatus including means to support the workpiece for rotation
about an axis during cutting thereof wherein the relative approach effected
has a component in the direction toward or away from that axis.
This subclass is indented under subclass 22. Apparatus including a support adapted to carry the cutting
tool wherein the cutting tool is moved relative to the support and
relative to the workpiece to effect the cutting operation.
This subclass is indented under subclass 23. Apparatus wherein the cutting tool is moved relative to
the workpiece in a straight line that does not pass through the
axis of the workpiece to effect the cutting operation.
This subclass is indented under subclass 10. Apparatus or method for formation of an intermeshable element
by use of a cutting tool adapted to rotate about an axis, the cutting
tool including a planar surface normal to and extending across that
axis from which surface extends a protrusion having a sharp cutting edge
wherein the cutting tool is unsupported from the end having the
planar surface and is supported for rotation from the opposite axial end.
This subclass is indented under subclass 25. Apparatus wherein the body on which the intermeshable element
is formed is adapted to rotate about an axis and wherein the intermeshable
element is formed so that it extends to a greater radial distance
at one axial end than at the other.
This subclass is indented under subclass 27. Apparatus including means to support and turn the workpiece
about an axis relative to the cutting tool such that a first intermeshable
element is partially formed, then a second intermeshable element
is partially formed, then a third, etc., until all the intermeshable
elements of the gear being formed are partially formed, then all the
elements are further formed until all the elements have been completed
during the final rotation of the workpiece.
This subclass is indented under subclass 27. Apparatus including means to relatively move the cutting
tool and workpiece so that the resulting groove between adjacent
intermeshable elements has walls that are deliberately formed so
that if extended, they would meet.
(1)
Note. In the generation of a bevel gear by use of a radial
face mill, normally, there will be more slight inherent variation
in the spacing of the walls of the groove formed between adjacent
intermeshable elements; included in this subclass is that structure
wherein there is a deliberate effort to bring about additional taper
of the groove.
This subclass is indented under subclass 27. Apparatus wherein the workpiece is supported for rotation
about an axis and means are included to support the cutting tool
for rotation during the cutting operation about an axis that is
offset from the cutting tool to thereby cause the cutting tool to
arcuately traverse the rotating workpiece and engage the perimeter
of the workpiece so that the peripheral velocity of the workpiece
equals the traversing velocity of the cutting tool.
This subclass is indented under subclass 10. Apparatus or method including supporting the cutting tool
having a cutting edge for continuous or intermittent rotation about
a first axis and supporting the workpiece for continuous or intermittent
rotation about a second axis and effecting relative movement between
the cutting edge and the workpiece generally along the axis of the
cutting tool, including controlling the continuous or intermittent
rotation of the cutting tool and the continuous or intermittent
rotation of the workpiece to cause the cutting tool to form the
final configuration of the intermeshable element in more than one engagement
by the cutting edge.
This subclass is indented under subclass 31. Apparatus or method wherein the formed element is generally
ridgelike and is generally higher in the central portion thereof
than at the ends.
(1)
Note. The height of the ridgelike element is the distance
from a base if the product is a rack, is the distance from the axis
if the product is a spur gear, is the distance from the vanishing
crest cone if the product is a bevel gear, etc.
This subclass is indented under subclass 31. Apparatus or method including means for moving the entire
cutting tool relative to the workpiece generally along the axis
of the cutting tool.
This subclass is indented under subclass 33. Apparatus or method including structure to support a workpiece
and structure to support a cutting tool with provision to cause
the cutting tool to be reciprocated to pass to-and-fro relative
to the workpiece to effect the cutting operation, which cutting
tool support structure also includes provision to cause the cutting
tool to be turned about an axis generally parallel to the direction
of reciprocation between passes, for generating an intermeshable
element in a series of passes.
This subclass is indented under subclass 34. Apparatus or method including a first and a second sharp
edge for cutting to shape, wherein either (a) the first sharp edge
is part of a cutting tool that is separate from the cutting tool
of which the other sharp edge is a part or (b) the first and second
sharp edges are members of the same cutting tool but are axially
spaced along the axis about which the cutter is adapted to index
or rotate.
This subclass is indented under subclass 34. Apparatus or method wherein the workpiece is supported for
movement about axis during cutting action relative to the cutting
tool and wherein the cutting tool is adapted to be indexed between
cutting passes about a second axis, in which apparatus to process
the cutting tool axis is neither parallel to nor intersecting of
the axis of the workpiece so that the two axes are not lying in
a common plane.
This subclass is indented under subclass 10. Apparatus or method including use of a finishing cutter
to cut away a small amount of material from the surface of a previously
formed gear tooth.
This subclass is indented under subclass 10. Apparatus or method including supporting of the cutting
tool to turn about an axis through more than 360° during
cutting relative to the workpiece and relative to the base of the machine.
This subclass is indented under subclass 38. Apparatus or method including use of a sharp cutting edge
intended to be brought into engagement with the workpiece by relative movement
of the cutter and workpiece along the axis of the cutting tool.
for a similar cutter wherein the cutter includes
a radial face and wherein the cutting edge is a part of a protuberance
extending out of that radial face.
This subclass is indented under subclass 38. Apparatus or method including supporting a first cutting
tool for movement through more than 360° during cutting
and including supporting a second cutting tool for movement throughmore
than 360° during cutting, wherein the first and second
cutting tools are relatively movable as assembled in the apparatus.
(1)
Note. A first cutting bit and a second cutting bit mounted
on the same cutting tool holder are considered to be two edges of
the same cutting tool rather than plural cutters.
This subclass is indented under subclass 38. Apparatus or method including support of the cutting tool
to turn about an axis on a member and including moving that member
and the cutting to-and-fro relative to the workpiece during the
cutting operation.
This subclass is indented under subclass 10. Apparatus or method including supporting and guiding the
cutting tool to move to-and-fro either along a straight or arcuate
line with respect to the workpiece during cutting.
This subclass is indented under subclass 42. Apparatus or method wherein the body on which the intermeshable
element is formed is adapted to rotate about an axis and wherein
the intermeshable element is formed so that it extends to a greater
radial distance at one axial end than the other.
This subclass is indented under subclass 43. Apparatus or method including the use of a first cutting
tool for formation of an intermeshable element and the use of a
second distinct cutting tool for formation of an intermeshable element,
wherein the second cutting tool is of similar or generally allochiral
shape to the first cutting tool and wherein the first and second cutting
tools are relatively movable as assembled in the apparatus.
(1)
Note. The second cutting tool of this subclass may cut the
same workpiece as the first but at a different location, may cut
a second workpiece in the same manner as the first cutting tool
cuts the first workpiece, or may cut a surface cut by the first
cutting tool.
(2)
Note. "Allochiral" may be defined as (a) reversely
congruent, (b) mirror imagelike or, (c) similar but opposite, as
the right hand is similar but opposite to the shape of the left
hand.
This subclass is indented under subclass 43. Apparatus or method wherein the cutting tool is adapted
to cut in the first direction of movement over the work and is adapted
to cut in the return direction of movement over the work.
This subclass is indented under subclass 46. Apparatus or method wherein the cutting tool is generally
elongated in a first direction with a plurality of cutting teeth
extending laterally from one long side thereof, which cutting tool is
adapted to be moved laterally relative to the work so that in a
cutting pass each tooth engages the workpiece without following another
tooth.
This subclass is indented under subclass 10. Apparatus or method wherein the intended product comprises:
(a) A rotary driving member including a plurality of intermeshable
elements intended to sequentially engage similar elements on another
similar member wherein the elements on the member being formed are positioned
in a path that is other than circular about the axis of the rotary
member; (b) a rotary driving member including a ridge-like intermeshable
element extending helically about the axis thereof, which member
is intended to transmit rotary motion to another member; (c) a rotary
member including an element intended to intermesh with a similar
element on another member, wherein the members are not actually
intended to transmit force to one another, but rather are intended
to transmit force to something else (as in the case of the rotary
members of a gear-type pump), or (d) a rotary driving member including
a face normal to the rotary axis thereof and including an intermeshable
element extending generally axially therefrom.
This subclass is indented under subclass 1. Apparatus or method including use of a finishing cutter
to cut away a small amount of material from the surface of a previously
formed gear tooth.
This subclass is indented under subclass 1. Apparatus or method including supporting of the cutting
tool to turn about an axis through more than 3605 during cutting
relative to the workpiece and relative to the base of the machine.
This subclass is indented under subclass 50. Apparatus including a cutting tool adapted to turn about
an axis, which cutting tool has a distal end provided with a cutting
protuberance terminating in an axially directed cutting edge.
This subclass is indented under subclass 52. Apparatus wherein the cutting tool is provided at the distal
end with a planar surface generally normal to the axis thereof from
which the cutting protuberance extends.
This subclass is indented under subclass 53. Apparatus including a first cutting tool and a second cutting
tool, wherein only one of the cutting tools is intended to be used
at a given time.
This subclass is indented under subclass 50. Apparatus including means for supporting a first cutting
tool for movement through more than 360° during cutting
and including means for supporting a second cutting tool for movement
through more than 360° during cutting, wherein the first
and second cutting tools are relatively movable as assembled in
the apparatus.
(1)
Note. A first cutting bit and a second cutting bit mounted
on the same cutting tool holder are considered to be two edges of
the same cutting tool rather than plural cutters.
This subclass is indented under subclass 50. Apparatus in which the product is intended to turn about
an axis during inter meshing, i.e., the work axis, and wherein during
formation of the intermeshable element, the cutting edge of the
cutting tool engages the workpiece and cuttingly moves along this
axis.
Cutting by Use of Rotating Axially Moving Tool, for a cutting machine or cutter per se adapted to
cut by use of a tool that does not move other than about an axis
and along that axis with respect to the workpiece during shaping
thereof.
This subclass is indented under subclass 56. Apparatus wherein as the cutting edge moves along the work
axis it also moves toward or away from the work axis.
(1)
Note. The cutting tool of this subclass forms the teeth of
a bevel gear.
This subclass is indented under subclass 1. Apparatus or method including supporting and guiding the
cutting tool to move to-and-fro either along a straight or arcuate
line with respect to the workpiece during cutting.
This subclass is indented under subclass 58. Apparatus or method including use of a cutting tool having
a pluraltiy of sequentially acting protuberances on each of which
there is a cutting edge, adapted to move in a path with respect
to the workpiece so that a first protuberance makes a shaping cut
into the surface of the workpiece and is followed by a second protuberance
which makes a deeper shaping cut into that surface of the workpiece,
so that the actions of sequentially acting protuberances is cumulative.
(1)
Note. A rodlike cutting tool which moves along the axis thereof
is considered to move in a path even if the cutting tool rotates
to cut a helical groove.
This subclass is indented under subclass 58. Apparatus or method for simultaneously forming multiple
protuberances about the periphery of a generally circular workpiece,
wherein the cutting tool includes a first cutting edge for forming
a first intermeshable element and includes a second cutting edge
spaced about the workpiece from the first cutting edge for forming
a second intermeshable element.
(1)
Note. The gear formed by the cutting tool of this subclass
may have radially outwardly or radially inwardly extending gear
teeth.
This subclass is indented under subclass 1. Apparatus or method including (a) determining of the precise
spacing of the intermeshable elements to be formed along the surface
of the workpiece body, (b) determining the precise location of the
workpiece in an intermeshable element forming machine, or (c) determining that
the formed intermeshable elements are properly spaced about the
surface of the body.
This subclass is indented under the class definition. Apparatus or method comprising use of a cutting tool rotatably
driven through more than 360° to form a shaped surface
on a workpiece.
for a rotary broaching machine. Note that a rotary
broach normally turns through no more than 360° to form
a shaped surface on a workpiece and is therefore excluded from this
and the indented subclasses.
Cutting by Use of Rotating Axially Moving Tool, for a machine for cutting by use of a tool turning about
an axis and moving along that axis toward a workpiece wherein no
additional motion is imparted to the cutting edge of the tool during
operation. Especially
subclasses 26+ for the combination of cutting in the manner of
that class (408) with cutting in the manner of this class (409).
The use of a tool to cut in the manner of Class 408 and then in
the manner of this class will be found in this class (409).
Abrading,
subclasses 119+ for an abrading machine using a rotating tool which
also has reciprocating motion and subclasses 177+ for an
abrading machine using a rotating abrading tool in which the work
is manipulated relative to the tool.
Threaded, Headed Fastener, or Washer Making:
Process and Apparatus,
subclasses 60+ for a machine for milling a driving slot in the
head of a screw; subclass 107 for a machine for finishing the sides
of a rough nut blank by means of a milling cutter; and subclass
161 for a machine for milling a slot in the shank of a rivet to from
a split rivet.
This subclass is indented under subclass 64. Apparatus or method for formation of a recess extending
about and spirally along a rodlike or tubelike workpiece by a rotating
cutting tool making several cutting passes through the workpiece
with relative positioning of the workpiece and the cutting tool
between cutting passes so that the cutting action of each pass is such
that the final configuration of the recess is formed by more than
one cutting pass.
Metal Deforming,
subclasses 88+ for thread rolling between "platens";
and subclasses 95+ and 102+ for forming a thread
in a tube body by spirally corrugating the tube body.
Metal Tools and Implements, Making,
subclasses 101.1+ for a process of making a tool, particularly subclasses 108.1+ for
a process of making a drill bit.
Cutting by Use of Rotating Axially Moving Tool, for cutting a screw thread by a cutter that turns
about an axis and moves along that axis toward a workpiece with
no additional motion during operation.
This subclass is indented under subclass 65. Apparatus or method for detecting the characteristics (e.g.,
physical, electrical, etc.) of a member carrying operating instructions
for the apparatus, which member is separate from both the workpiece
and the organized structure of the apparatus.
(1)
Note. This subclass includes utilizing a prepared information
supply that is to be removably placed in the apparatus. This subclass
does not include utilizing the characteristics of a permanent part
of the apparatus, such as a cam or gear, to influence the operation
of other parts.
This subclass is indented under subclass 67. Apparatus intended to move from an inactive or loading position
through the intended operation and then return to the inactive or
loading position of the apparatus.
This subclass is indented under subclass 67. Apparatus wherein, in response to the replaceable information
supply, the degree of projection of the cutting tool toward the
work is regulated.
(1)
Note. Variation in the degree of projection of the cutting
tool may follow an axial pattern as in generating a thread or helix
on a tapered surface or a circumferential pattern as in producing
a relieved helical cutting tool.
This subclass is indented under subclass 67. Apparatus wherein, in response to the replaceable information
supply, the velocity of the parts is regulated.
(1)
Note. To start or stop movement is considered to regulate
the velocity of the parts.
This subclass is indented under subclass 65. Apparatus including a first rotating cutting tool for formation
of a recess about, and spirally along, a rodlike or tubelike workpiece
by several generating passes and including a second rotating cutting
tool adapted to rotate and form a shaped surface on a workpiece
wherein the second cutting tool is not intended to cut a recess
about and spirally along a workpiece.
This subclass is indented under subclass 65. With means to advance work or product: Apparatus including
a work station and including means to move a workpiece to that station
or including means to move the product that has been shaped at the
work station away from that station.
(1)
Note. Means to transfer material from one work station to
another work station is considered to be proper for this subclass
since the material is the product of the first station and is the
work of the second station.
Article Dispensing, for a method of or apparatus for dispensing or feeding
an article, not otherwise classified, and especially
subclasses 239 and 294 for an article dispenser or feeder delivering
to a clamp or holddown. See the class definition of Class 221 for
a statement of the lines between the classes and for the disposition
of other related art.
Advancing Material of Indeterminate Length, for a method of or apparatus for feeding material
without utilizing the leading or trailing end to effect movement
of the material.
Material or Article Handling, for work advancing, including single or multiple,
nominal shaping operations. Generally, work handling to present
a workpiece to a named shaping means will be found in Class 414.
Threaded, Headed Fastener, or Washer Making:
Process and Apparatus,
subclasses 164+ for a miscellaneous machine for feeding nail blanks,
screw blanks, nut blanks, nail plates, or other stock specialized
to performing the various steps in the manufacture of an article
of that class.
This subclass is indented under subclass 65. Apparatus including a first cutting tool for formation of
a recess extending about and spirally along a rodlike or tubelike
workpiece with relative positioning of the workpiece between cutting
passes and including a second cutting tool for formation of a recess
extending about and spirally along a rodlike or tubelike workpiece by
making several cutting passes through that workpiece with relative
positioning of the workpiece between cutting passes; or, including
a first means for grippingly engaging a first workpiece to present
that workpiece to a cutter and including a second means for grippingly engaging
a second workpiece to present that workpiece to a cutter.
(1)
Note. The first and second cutting tool may act on the same
or different workpieces; the first and second gripping means may
present the workpiece to the same or different cutting tools.
(2)
Note. Included in this subclass is a thread milling machine
having a tool turret or a blank turret.
This subclass is indented under subclass 65. Apparatus including movable means to support the cutting
tool for rotation about a first axis and including provision to
allow rotation of the movable support means about a second axis, the
second axis being generally coextensive with the central axis of
the rodlike or tubelike workpiece, wherein the cutting tool is adapted to
orbit about the workpiece during formation of the helical recess
therein.
This subclass is indented under subclass 65. Apparatus including means to cause the cutting tool to turn
about an axis and including means to displace the workpiece relative
to the cutting tool along the axis of the workpiece; also including
means to cause the cutting tool to rotate a prescribed number of
revolutions for a prescribed amount of axial displacement.
This subclass is indented under subclass 65. Apparatus including a base, including means to cause the
workpiece to rotate about the axis thereof relative to the cutting
tool and relative to the base, and including means to cause relative
motion between the rotating cutter and the workpiece to thereby
bring about the cutting action, further including means to cause
the cutting tool to approach the workpiece a prescribed distance
for a prescribed number of revolutions of the workpiece.
This subclass is indented under subclass 76. Apparatus wherein the means to cause relative approach of
the cutting tool and the workpiece acts on the cutting tool so that
it also moves relative to the base of the apparatus.
This subclass is indented under subclass 65. Apparatus wherein means is provided to alter the position
of the work relative to the cutting tool so that the location of
the recess formed in the workpiece can be selected.
This subclass is indented under subclass 64. Apparatus or method for detecting the characteristics (e.g.,
physical, electrical, etc.) of a member carrying operating instructions
for the apparatus, which member is separate from both the workpiece
and the organized structure of the apparatus.
(1)
Note. This subclass includes utilizing a prepared information
supply that is to be removably placed in the apparatus. This subclass
does not include utilizing the characteristics of a permanent part
of the apparatus, such as a cam or gear, to influence the operation
of other parts.
This subclass is indented under subclass 79. Apparatus or method including detection of information on
the separate member which information is of a prescribed magnitude
and is other than a physical shape or outline, wherein the detected
information is transmitted to the apparatus for performing the shaping
operation by means other than a mechanical linkage.
(1)
Note. This subclass is the home for milling combined with "numerical
control" using a tape, card, etc., as the replaceable information
supply.
This subclass is indented under subclass 79. Apparatus or method intended to form the raised portions
on a member used to precisely position lock tumblers and actuate
a lock cyclinder.
This subclass is indented under subclass 81. Apparatus or method including detecting the characteristics
of a member not identical to the member being formed, i.e., the
member detected is not intended to be used to precisely position
lock tumblers and actuate a lock cylinder.
This subclass is indented under subclass 81. Apparatus or method intended to move from an inactive or
loading position through the intended operation and then return
to the inactive or loading position of the apparatus.
This subclass is indented under subclass 79. Apparatus particularly adapted to generate substantially
the form of a separate member, i.e., a pattern member, of the same
or different size.
(1)
Note. An image on a planar element may be considered to be
the form of the separate element for this subclass.
(2)
Note. Included herein is shaping in which the product corresponds
to the shape of the pattern element in a relief or intaglio relationship
or in which the shape of the pattern member is produced repeatedly
on the same workpiece.
(3)
Note. Production of a mirror image of the pattern is included
in this subclass.
(4)
Note. A change in part of the dimensions of the workpiece
without a corresponding change in the remaining dimensions is included
in this subclass, e.g., the reproduction of a peripheral surface
on a flat plate without corresponding change in the thickness thereof.
This subclass is indented under subclass 85. Apparatus including four rigid links joined in parallelogram
form for carrying the cutting tool and for carrying a follower adapted
to trace over the surface of the pattern member and thereby reproduce
the form of the pattern member on the workpiece.
This subclass is indented under subclass 86. And means to move work at work station: Apparatus including
a base adapted to support the apparatus and including means to cause
the workpiece to change positions with respect to the base.
This subclass is indented under subclass 87. Apparatus wherein the means to cause the workpiece to change
positions acts to cause the workpiece to turn about a pivot point.
(1)
Note. The point about which the workpiece is moved may be
within or outside the confines of the workpiece.
This subclass is indented under subclass 86. Pivotally supported for vertical movement: Apparatus wherein
the four rigid links are attached to the apparatus so that during
operation the cutting tool and the follower are directed to move
in a vertical plane.
This subclass is indented under subclass 86. Apparatus including means to counteract and lift against
the weight of the four rigid links joined in parallelogram form
to cause the rigid links to function as if their weight has been reduced.
This subclass is indented under subclass 86. Apparatus including a first cutting tool adapted to perform
a shaping operation and including a second cutting tool adapted
to perform a shaping operation, wherein the first and second cutting
tools are relatively movable as assembled in the apparatus.
(1)
Note. A first cutting bit and a second cutting bit mounted
on the same cutting tool holder are considered to be two edges of
the same cutting tool rather than plural cutters.
This subclass is indented under subclass 85. Apparatus including a follower adapted to move over the
surface of the pattern member and including means to support the
follower to swing about a fixed point during operation thereof.
This subclass is indented under subclass 93. Apparatus including provision to allow operation thereof,
once started, to continue at least until completion of a prescribed
operation, without any further input from an operative.
for a reproducing machine with provision for circumferential
movement of the cutter with respect to the workpiece adapted to
operate without manual intervention.
This subclass is indented under subclass 94. Apparatus particularly adapted to form an elongated member
having an upper smoothly formed surface and a lower smoothly formed surface
wherein provision is made to establish that the curvature of the
formed surfaces be related, but different, and not allochiral.
(1)
Note. Included herein is formation of an aircraft wing, the
propeller for an air or water vessel, or a turbine blade.
This subclass is indented under subclass 94. Apparatus including means to detect the form of the pattern
member, which detector means is particularly adapted to note light
waves of magnetic energy emanating therefrom.
This subclass is indented under subclass 94. Apparatus with means to hold the pattern member and the
workpiece against gravity and adjacent each other so that the pattern
member is either directly above or directly below the workpiece.
This subclass is indented under subclass 94. Apparatus including means having a follower adapted to ride
over the form of the pattern member, which means is adapted to be
connected to a supply of electricity to regulate the flow of the
electricity.
for a tracer adapted to trigger electrical energy
in a reproducing means with provision for circumferential relative
movement of cutter and work and adapted for operation without manual
intervention.
This subclass is indented under subclass 98. Apparatus including means utilizing electricity to reposition
or drive the cutting tool or the workpiece, wherein the electricity
regulated serves to control the movement of the repositioning or
driving means.
This subclass is indented under subclass 98. Apparatus including means utilizing hydraulic energy to
reposition or drive the cutting tool or the workpiece, wherein the
electricity regulated serves to control the movement of the repositioning
or driving means.
This subclass is indented under subclass 94. Apparatus including means having a follower adapted to ride
over the form of the pattern member, which means is adapted to be
connected to a supply of gas or liquid to regulate the flow of that
gas or liquid.
for a tracer adapted to trigger fluid energy in
a reproducing means with provision for circumferential relative movement
of cutter and work and adapted for operation without manual intervention.
This subclass is indented under subclass 101. Apparatus including means utilizing hydraulic or pneumatic
energy to reposition or drive the cutting tool or the workpiece,
wherein the gas or liquid regulated serves to control the movement
of the repositioning or driving means.
This subclass is indented under subclass 102. Apparatus including structure to support the cutting tool
and structure to support the follower such that any movement of
the follower is accompanied by a corresponding equal movement of
the cutting tool supporting structure.
This subclass is indented under subclass 94. Apparatus particularly adapted to shape a workpiece that
is generally circular in cross section, wherein the cutting tool
is supported for rotation about its axis and for arcuate translatory
movement about the circumference of the workpiece.
This subclass is indented under subclass 104. Apparatus including a first cutting tool adapted to perform
a shaping operation and including a second cutting tool adapted
to perform a shaping operation, wherein the first and second cutting
tools are relatively movable as assembled in the apparatus.
(1)
Note. A first cutting bit and a second cutting bit mounted
on the same cutting tool holder are considered to be two edges of
the same cutting tool rather than plural cutters.
This subclass is indented under subclass 94. Apparatus including a first cutting tool adapted to perform
a shaping operation and including a second cutting tool adapted
to perform a shaping operation, wherein the first and second cutting
tools are relatively movable as assembled in the apparatus.
(1)
Note. A first cutting bit and a second cutting bit mounted
on the same cutting tool holder are considered to be two edges of
the same cutting tool rather than plural cutters.
This subclass is indented under subclass 94. Apparatus including a first guideway for supporting the
rotating cutting tool allowing that cutting tool to move in a first
straight line thereon and including a second guideway for supporting
the first guideway and allowing that first guideway to move in a
second straight line normal to the first straight line, so that
the cutting tool can be moved in any direction within a plane by
the cumulative action of the first and second guideways.
(1)
Note. The straight line movement of this definition is in
addition to movement of the cutting tool about an axis and along that
axis for presentation to the work.
This subclass is indented under subclass 93. Apparatus including a first cutting tool adapted to perform
a shaping operation and including a second cutting tool adapted
to perform a shaping operation, wherein the first and second cutting
tools are relatively movable as assembled in the apparatus.
(1)
Note. A first cutting bit and a second cutting bit mounted
on the same cutting tool holder are considered to be two edges of
the same cutting tool rather than plural cutters.
This subclass is indented under subclass 93. Apparatus including a first guideway for supporting the
rotating cutting tool allowing that cutting tool to move in a first
straight line thereon and including a second guideway for supporting
the first guideway and allowing the first guideway to move in a
second straight line normal to the first straight line, so that
the cutting tool can be moved in any direction within a plane by
the cumulative action of the first and second guideways.
(1)
Note. The straight line movement of this definition is in
addition to movement of the cutting tool about an axis and along that
axis for presentation to the work.
This subclass is indented under subclass 93. Apparatus with means to hold the pattern member and the
workpiece against gravity and adjacent each other so that the pattern
member is either directly above or directly below the workpiece.
This subclass is indented under subclass 93. Apparatus particularly adapted to shape a workpiece that
is generally circular in cross section, wherein the cutting tool
is supported for rotation about its axis and for relative arcuate
translatory movement about the circumference of the workpiece.
This subclass is indented under subclass 85. Apparatus particularly adapted to shape a workpiece that
is generally circular in cross section, wherein the cutting tool
is supported for rotation about its axis and for relative arcuate
translatory movement about the circumference of the workpiece.
This subclass is indented under subclass 112. Apparatus including provision to allow operation thereof,
once started, to continue at least until completion of a prescribed
operation, without any further input from an operative.
This subclass is indented under subclass 113. Apparatus including means having a follower adapted to ride
over the form of the pattern member, which means is adapted to be
connected to (a) a supply of electricity to regulate the flow of
the electricity or to (b) a supply of gas or liquid so as to regulate
the flow of that gas or liquid.
This subclass is indented under subclass 85. Apparatus adapted to utilize a generally two-dimensional
pattern member on which there are a plurality of forms wherein the
apparatus is adapted to utilize a first form to guide the cutting
tool to shape at a location on the workpiece and is adapted to utilize
a second form to guide the cutting tool to shape at a depth in the workpiece,
so that the final result of the workpiece is a three-dimensional
figure.
This subclass is indented under subclass 85. Apparatus including provision to allow operation thereof,
once started, to continue at least until completion of a prescribed
operation, without any further input from an operative.
This subclass is indented under subclass 79. Apparatus including provision to allow operation thereof,
once started, to continue at least until completion of a prescribed
operation, without any further input from an operative.
for a reproducing machine with provision for circumferential
movement of the cutter with respect to the workpiece adapted to
operate without manual intervention.
This subclass is indented under subclass 117. Apparatus including either (a) multiple followers adapted
to ride over the form of the pattern member or (b) provision to
use multiple pattern members, wherein the cutting tool is caused
to move relative to the workpiece and yield a product that is the
result of neither a follower nor a pattern member individually,
but is the result of two followers or of two pattern members collectively.
This subclass is indented under subclass 118. Apparatus particularly adapted to form an elongated member
having an upper smoothly formed surface and a lower smoothly formed surface
wherein provision is made to establish that the curvature of the
formed surfaces be related, but different, and not allochiral.
(1)
Note. Included herein is formation of an aircraft wing, the
propeller for an air or water vessel, or a turbine blade.
This subclass is indented under subclass 117. Apparatus particularly adapted to form an elongated member
having an upper formed surface and a lower formed surface wherein
provision is made to establish that the curvature of the formed
surfaces be related, but different, and not allochiral.
(1)
Note. Included herein is formation of an aircraft wing, the
propeller for an air or water vessel, or a turbine blade.
This subclass is indented under subclass 117. Apparatus including a follower adapted to ride over the
form of the pattern member, which follower is secured to structure
carrying the rotating cutting tool so that any movement of the follower
is accompanied by corresponding equal movement of the cutting tool.
This subclass is indented under subclass 117. Apparatus particularly adapted to shape a workpiece that
is generally circular in cross section, wherein the cutting tool
is supported for rotation about its axis and for relative arcuate
translatory movement about the circumference of the workpiece.
This subclass is indented under subclass 79. Apparatus particularly adapted to shape a workpiece that
is generally circular in cross section, wherein the cutting tool
is supported for rotation about its axis and for relative arcuate
translatory movement about the circumference of the workpiece.
This subclass is indented under subclass 79. Apparatus including a follower adapted to ride over the
form of the pattern member which follower is secured to the structure
carrying the rotating cutting tool so that any movement of the follower
is accompanied by corresponding equal movement of the cutting tool.
This subclass is indented under subclass 64. Subcombinational apparatus or method comprising (a) pattern
means or the use of pattern means that is separate from the workpiece
and is separate from a milling machine, which pattern means is to
be used to determine the operation of the milling machine; (b) a
follower or the use of a follower to ride over the form of a pattern
and thereby determine the operation of a milling machine; or (c)
a cutting tool or the use of such a cutting tool adapted to shape
the surface of the workpiece, wherein the subcombinational structure
includes sufficient interrelationship to a milling machine as to
exclude the apparatus or method from any class limited to the subcombination.
This subclass is indented under subclass 125. Subcombinational apparatus or method comprising a follower
or the use of a follower to ride over the form of a pattern and
thereby determine the operation of a milling machine, including
sufficient interrelationship to a milling machine as to exclude
the apparatus or method from any class limited to the subcombination.
This subclass is indented under subclass 126. Subcombinational apparatus or method in which the follower
is adapted to be connected to a supply of electricity so as to regulate
the flow of that electricity.
This subclass is indented under subclass 127. Subcombinational apparatus or method wherein the control
of electricity is done in response to the degree of illumination.
This subclass is indented under subclass 126. Subcombinational apparatus or method in which the follower
is adapted to be connected to a supply of gas or liquid so as to
regulate the flow of that gas or liquid.
This subclass is indented under subclass 125. Subcombinational apparatus or method comprising pattern
means or the use of pattern means that is separate from the workpiece
and is separate from a milling machine and is to be used to determine
the operation of the milling machine, including sufficient interrelationship to
the milling machine as to exclude the apparatus or method from any
class limited to the subcombination.
This subclass is indented under subclass 131. Method including causing relative translatory movement of
a milling tool and a workpiece to effect the shaping operation.
This subclass is indented under subclass 64. Apparatus combined with means to measure the gravitational
attraction of the workpiece or of the shaped article, or combined
with means to determine another condition of the workpiece or of
the shaped article.
This subclass is indented under subclass 64. Apparatus combined with means intended to physically prevent
encounter of a man operating the apparatus or of an element of the
apparatus with an undesirable particle or unsafe condition.
This subclass is indented under subclass 64. Apparatus combined with means intended to regulate the thermal
condition of the apparatus or of the workpiece, or combined with
means to apply a friction reducing fluent material to the apparatus
or to the workpiece.
This subclass is indented under subclass 135. Apparatus particularly adapted to regulate the thermal condition
of the cutting tool or of the workpiece, or particularly adapted
to apply a lubricating material to the cutting edge of the cutting
tool or to the workpiece.
This subclass is indented under subclass 64. Apparatus combined with means adapted to move relative to
the cutting tool to carry nonshaped material removed from the shaped material
away from the milling station.
This subclass is indented under subclass 64. Apparatus particularly adapted to remove material from the
perimeter bounding a generally planar area of a workpiece.
(1)
Note. Included in this subclass is an apparatus adapted to
cut the edge portion of a workpiece into chips.
Cutting, for subdividing the edge portion from the remainder of
a workpiece, particularly
subclass 869 , for edge trimming, e.g., bevelling, without specific
shaping of the formed edge.
This subclass is indented under subclass 64. Apparatus particularly adapted to remove a coating off a
workpiece or particularly adapted to remove an undesirable, relatively
small raised portion from the surface of a workpiece.
This subclass is indented under subclass 139. Apparatus particularly adapted to remove the extraneous
material formed during a previous shaping, molding, or welding operation.
(1)
Note. Flash is the ridge formed at the abutment line of a
pair of mold components or is formed by a weld line and is considered
to be that portion of a product of the molding or welding operation
that extends beyond the desired surface of the product.
This subclass is indented under subclass 64. Apparatus including means to impart to the cutting tool
a vibration characteristic that is different from that imparted
by the reaction of the cutting tool and the workpiece such that
the resultant vibration of the cutting tool is reduced, or including
means specifically intended to absorb the energy of a vibrating cutting
tool.
This subclass is indented under subclass 64. Apparatus particularly adapted to form the shape on the
workpiece that would be generated by a point fixed to a radius of
a rotating, generating circle, which circle rolls without slipping
over the surface of a fixed, base circle.
(1)
Note. The shapes formed by a milling machine of this subclass
include that of the interior of the combustion chamber of a "Wankel" engine.
This subclass is indented under subclass 64. Apparatus particularly adapted to cutting on an inwardly
facing surface of a generally enclosed or shell-like workpiece.
This subclass is indented under subclass 64. Apparatus including (a) means to hold the cutting tool against
gravity and against the force of the shaping action, which means
is adapted to be removed and repositioned to allow the cutting tool
to be mounted to approach and engage the workpiece in a different
manner, or including (b) a first means to hold the cutting tool
against gravity and against the force of the shaping action and
a second means to alternatively hold the cutting tool against gravity
and against the force of a different shaping action.
This subclass is indented under subclass 64. Including means to infeed work to cutter: Apparatus including
a base upon which the apparatus is supported against gravity and including
means to cause the workpiece to move relative to the axis of the
cutting tool and relative to the base during a shaping stroke.
(1)
Note. "Infeed" is the relative approach of
the cutting tool and the workpiece during a cutting stroke and is
not intended to include the relative approach of these members at
other times of the operation.
Apparatus under subcalss 145 including means for transmission
of force to a workpiece or to a cutting tool wherein a first drive
member transmits force and movement to a second drive member, including
provision to adjust, eliminate, or make other allowance for any
undesired relative movement between the drive members and the workpiece
or the cutting tool.
Machine Element or Mechanism,
subclass 409 for means to eliminate backlash in an element of
a gear train; and subclasses 440+ for means to eliminate
backlash in sectional gears.
This subclass is indented under subclass 145. Apparatus including means for: (a) detecting any of the
following characteristics: a state or property, a change in a state
or property, or the occurrence of a predetermined event in any of the
following: the workpiece, the product of the apparatus, the apparatus
itself, or the environment of the apparatus affecting the operation
thereof; and (b) initiating (as a direct result of that detection)
a signal other than that generated or transmitted by the detecting
means; and (c) regulating or modifying (as a direct result of said
initiation) the operation of the means to affect the cutting.
This subclass is indented under subclass 147. Apparatus including means for detecting the characteristics
of the cutting tool or structure supporting the cutting tool for
movement, initiating as a result of that detection a signal and thereby
regulating the operation of the apparatus.
This subclass is indented under subclass 147. Apparatus including means for detecting the characteristics
of the workpiece or structure supporting the workpiece for movement,
initiating as a result of that detection a signal and thereby regulating
the operation of the apparatus.
This subclass is indented under subclass 149. Apparatus including means to regulate the velocity of the
workpiece as it moves relative to the cutting tool during the shaping
stroke, or the velocity of the workpiece on the stroke back to the
beginning point, in response to the sensed condition.
This subclass is indented under subclass 149. Apparatus including means to establish the starting point,
or the ending point of the cutting stroke, in response to the sensed
condition.
This subclass is indented under subclass 151. Apparatus wherein the means for regulating the operation
receives the initiating impulse from the transmission of fluid pressure.
This subclass is indented under subclass 151. Apparatus wherein the means for regulating the operation
receives the initiating impulse from the transmission of electrical
energy.
This subclass is indented under subclass 147. Apparatus including means to regulate the velocity of movement
of the cutting tool toward the workpiece during the cutting stroke, or
the velocity of the cutting tool on the stroke back to the beginning
point for the next cutting stroke, in response to the sensed condition.
This subclass is indented under subclass 145. Apparatus with specific provision to alter the speed of
relative approach of the workpiece and the cutting tool during the
shaping stroke.
This subclass is indented under subclass 145. Means to mill indeterminate length work: Apparatus particularly
adapted to shape a workpiece that is effectively infinite in length.
(1)
Note. The infeed means of this subclass engages the workpiece
at the sides thereof, at the leading end, or at the trailing end,
but, in no instance recognizes (i.e, engages) both ends of a single
workpiece. A workpiece formed in a closed loop intended to turn
through a milling apparatus is considered to be of indeterminate
length for this subclass.
(2)
Note. Work infeed means for this subclass are those in the
immediate area of the cutting tool; similar structure remote from
the cutting tool is considered to be work advancing means.
This subclass is indented under subclass 145. Apparatus including a first rotating cutting tool at a first
location to form a shaped surface on a workpiece and including a
second rotating cutting tool at a second location to form a shaped surface
on a workpiece.
This subclass is indented under subclass 145. With means to advance work or product: Apparatus including
a work station and including means to move a workpiece to that station
or including means to move the product that has been shaped at the
work station away from that station.
(1)
Note. Means to transfer material from one work station to
another work station is considered to be proper for this subclass
since the material is the product of the first station and is the
work of the second station.
Article Dispensing, for a method of or apparatus for dispensing or feeding
an article not otherwise classified; and especially
subclasses 239 and 294 for an article dispenser or feeder delivering
to a clamp or hold-down. See the class definition of Class 221 for
a statement of the lines between the classes and for the disposition
of other related art.
Advancing Material of Indeterminate Length, for method of or apparatus for feeding material
without utilizing the leading or trailing end to effect movement
of the material.
Material or Article Handling, for work advancing, including single or multiple,
nominal shaping operations. Generally, work handling to present
a workpiece to a named shaping means will be found in Class 414.
Threaded, Headed Fastener, or Washer Making:
Process and Apparatus,
subclasses 164+ for a miscellaneous machine for feeding nail blanks,
screw blanks, nut blanks, nail plates, or other stock specialized
to performing the various steps in the manufacture of an article
of that class.
This subclass is indented under subclass 159. Apparatus including a base adapted to support the means
for guiding or transporting the workpiece or the product against
gravity, wherein the guiding or transporting means is adapted to direct
the workpiece or product to move in a direction either up or down.
This subclass is indented under subclass 159. Apparatus comprising transport means including a surface
adapted to carry a workpiece, which transport means is constructed
of a flaccid, pliant belt or of a series of chainlike links and
is adapted to move in a closed loop in a manner to carry the workpiece
toward or away from the cutting station.
This subclass is indented under subclass 145. Apparatus wherein the means to move the workpiece to effect
the shaping stroke is also intended to cyclically return with the
workpiece generally along the path of the shaping stroke to the
starting point.
(1)
Note. The return movement of the workpiece may also be a
shaping stroke.
This subclass is indented under subclass 145. Apparatus combined with means to support the workpiece against
the force of gravity and/or against the force of the cutting
tool during the shaping stroke.
This subclass is indented under subclass 163. Apparatus combined with means to shift the position of the
workpiece from one predetermined position to another predetermined
position between shaping strokes, to allow the cutting tool to engage
a different portion of the workpiece on a subsequent shaping stroke.
This subclass is indented under subclass 163. Apparatus wherein the structure for moving the workpiece
toward the cutting tool to effect shaping of the workpiece is provided
with means to hold that workpiece against gravity and against the
force of the tool while allowing the workpiece to turn continuously
about an axis when presented to be shaped by the rotating cutting
tool.
(1)
Note. Rotation of the work support to cause the periphery
of the workpiece to move past the cutting tool is considered to
be "infeed" for this subclass.
This subclass is indented under subclass 165. Apparatus including structure to cause the rotating cutting
tool to be displaced toward the axis about which the workpiece turns
to effect the cutting action.
(1)
Note. Cutting may be effected by both the rotation of the
workpiece and by the infeed of the cutting tool.
This subclass is indented under subclass 165. Apparatus wherein the support structure is mounted to be
pivoted from the first to a second position about an axis which
is other than parallel to the workpiece axis to change the position
of the workpiece for different presentation to the cutting tool.
This subclass is indented under subclass 145. Apparatus wherein the means to cause the workpiece to move
toward the cutting tool during the shaping stroke includes a rotary
driving member having a generally smooth circular or annular surface
and a rotary driven member having a generally smooth circular or
annular surface adapted to rollingly engage the corresponding surface
of the driving member, whereby moving force is transmitted to the workpiece.
This subclass is indented under subclass 145. Apparatus wherein the means to cause the workpiece to move
toward the cutting tool during the shaping stroke includes means
adapted to be impelled by the force of flowing liquid or gas acting
thereupon, whereby moving force is tranmitted to the workpiece.
This subclass is indented under subclass 64. Apparatus in which means is provided which is intended to
bring movement of the apparatus to a halt upon completion of the
shaping operation.
(1)
Note. All movement of the apparatus need not stop for classification
in this subclass, only so much as is necessary to terminate shaping
of the workpiece.
This subclass is indented under subclass 64. With means to advance work or product: Apparatus including
a work station and including means to move a workpiece to that station
or including means to move the product that has been shaped at the
work station away from that station.
(1)
Note. Means to transfer material from one work station to
another work station is considered to be proper for this subclass
since the material is the product of the first station and is the
work of the second station.
Article Dispensing, for a method of or apparatus for dispensing or feeding
an article not otherwise classified; and especially
subclasses 239 and 294 for an article dispenser or feeder delivering
to a clamp or hold-down. See the class definition of Class 221 for
a statement of the lines between the classes and for the disposition
of other related art.
Advancing Material of Indeterminate Length, for a method of or apparatus for feeding material
without utilizing the leading or trailing end to effect movement
of the material.
Material or Article Handling, for work advancing, including single or multiple,
nominal shaping operations. Generally, work handling to present
a workpiece to a named shaping means will be found in Class 414.
Threaded, Headed Fastener, or Washer Making:
Process and Apparatus,
subclasses 164+ for a miscellaneous machine for feeding nail blanks,
screw blanks, nut blanks, nail plates, or other stock specialized
to performing the various steps in the manufacture of an article
of that class.
This subclass is indented under subclass 172. Apparatus comprising transport means including a surface
adapted to carry a workpiece, which transport means is constructed
of a flaccid, pliant belt or a series of chainlike links and is
adapted to move in a closed loop in a manner to carry the workpiece
toward or away from the cutting station.
for a milling machine including an infeed means
and including means to index the workpiece from one predetermined
position to another between shaping strokes.
Article Dispensing, for a method of or apparatus for dispensing or feeding
an article not otherwise classified; and especially
subclasses 239 and 294 for an article dispenser or feeder delivering
to a clamp or hold-down. See the class definition of Class 221 for
a statement of the lines between the classes and for the disposition
of other related art.
Advancing Material of Indeterminate Length, for a method of or apparatus for feeding material
without utilizing the leading or trailing end to effect movement
of the material.
Material or Article Handling, for work advancing, including single or multiple,
nominal shaping operations. Generally, work handling to present
a workpiece to a named shaping means will be found in Class 414.
Threaded, Headed Fastener, or Washer Making:
Process and Apparatus,
subclasses 164+ for a miscellaneous machine for feeding nail blanks,
screw blanks, nut blanks, nail plates, or other stock specialized
to performing the various steps in the manufacture of an article
of that class.
This subclass is indented under subclass 64. Apparatus comprising: (a) a cutting device which is capable
of movement in a path instantaneously under the control of the operative during
cutting, including a cutting device suspended or supported near
the workpiece; (b) a cutting device which as an entirety is disclosed as
deriving from the work a substantial amount of its support against
gravity during cutting; or (c) a cutting device which is intended
to move across the workpiece in a direction dictated by conditions
of the workpiece.
(1)
Note. A cutting device mounted at one end of a flexible shaft
whose other end is anchored to a table, or a cutting device mounted
on a steerable vehicle is included under clause (a) of this definition.
This subclass is indented under subclass 175. Apparatus particularly adapted to be used in shaping the
surface of a segmented annular member to be utilized in an electromotive device
to transfer electrical current from a stationary part to a rotary
part.
This subclass is indented under subclass 175. Apparatus particularly adapted to cut a rod or rodlike workpiece
that is generally elongated and circular in cross-section about
a central axis, wherein the cutting tool is adapted to form a recess
in the surface of the workpiece extending generally along the central
axis.
This subclass is indented under subclass 175. Apparatus combined with means adapted to rest on the workpiece,
which means includes a surface intended to direct the movement of
the cutting tool when making the cutting stroke by engagement of
the cutting tool supporting structure with the directing surface.
This subclass is indented under subclass 178. Apparatus particularly adapted to direct the movement of
the cutting tool to be in a curved route during the stroke.
This subclass is indented under subclass 175. Apparatus comprising a cutting device which is intended
to move across the workpiece in a direction dictated by conditions
of the workpiece.
This subclass is indented under subclass 175. Apparatus comprising a cutting device which is capable of
movement in a path instantaneously under the control of the operative
during the cutting stroke, including a cutting device suspended
or supported near the workpiece.
This subclass is indented under subclass 181. Apparatus including structure to support and rotate the
cutting tool about an axis such that that axis passes through the
workpiece, wherein no portion of the supporting structure engages
the cutting tool axially beyond the work engaging (cutting edge)
portion thereof.
This subclass is indented under subclass 64. Apparatus including a base and structure to support the
cutting tool for rotation about an axis and including means to carry
the tool and its support and to move the cutting tool relative to
the base and relative to the workpiece to thereby effect the shaping
stroke.
This subclass is indented under subclass 183. With means to limit penetration into work: Apparatus including
means specifically intended to be used to physically restrict the depth
of cut by the tool into the workpiece.
This subclass is indented under subclass 183. Apparatus comprising means to move the cutting tool and
its support in the direction parallel to the axis of the cutting
tool with respect to the base and the workpiece.
This subclass is indented under subclass 185. Apparatus including means for: (a) detecting any of the
following characteristics: a state or property, a change in a state
or property, or the occurrence of a predetermined event in any of the
following; the workpiece, the product of the apparatus, the apparatus
itself, or the environment of the apparatus affecting the operation
thereof; and (b) initiating (as a direct result of that detection)
a signal other than that generated or transmitted by the detecting
means; and (c) regulating or modifying (as a direct result of said
initiation) the operation of the means to affect the cutting.
This subclass is indented under subclass 186. Apparatus including means for detecting any of the following
characteristics; a state or property, a change in a state or property,
or the occurrence of a predetermined event in the cutting tool.
This subclass is indented under subclass 186. Apparatus including means for detecting any of the following
characteristics: a state or property, a change in a state or property,
or the occurrence of a predetermined event in the workpiece.
This subclass is indented under subclass 185. Apparatus with means to support the workpiece against the
force of gravity or against the force of the cutting tool during
the shaping stroke.
This subclass is indented under subclass 185. Apparatus wherein the means to move the cutting tool and
its support in the direction parallel to the axis of the cutting
tool also serves to move the cutting tool and its support in the direction
normal to the axis of the cutting tool.
This subclass is indented under subclass 190. Apparatus wherein the means to carry the cutting tool and
its support moves in both the direction parallel to the tool axis
in the direction normal to the tool axis at the same time, so that
the resultant cutting tool movement during the shaping stroke is
diagonal with respect to the cutting axis.
This subclass is indented under subclass 185. Apparatus including a first cutting tool adapted to perform
a shaping operation and including a second cutting tool adapted
to perform a shaping operation, wherein the first and second cutting
tools are relatively movable as assembled in the apparatus.
(1)
Note. A first cutting bit and second cutting bit mounted
in the same cutting tool holder are considered to be two edges of the
same cutting tool rather than plural cutters.
This subclass is indented under subclass 183. Apparatus including means for: (a) detecting any of the
following characteristics: a state or property, a change in a state
or property, or the occurrence of a predetermined event in any of the
following: the workpiece, the product of the apparatus, the apparatus
itself, or the environment of the apparatus affecting the operation
thereof; and (b) initiating (as a direct result of that detection)
a signal other than that generated or transmitted by the detecting
means; and (c) regulating or modifying (as a direct result of said
initiation) the operation of the means to affect the cutting.
This subclass is indented under subclass 193. Apparatus including means for detecting any of the following
characteristics: a state or property, a change in a state or property,
or the occurrence of a predetermined event in the cutting tool.
This subclass is indented under subclass 193. Apparatus including means for detecting any of the following
characteristics: a state or property, a change in a state or property,
or the occurrence of a predetermined event in the workpiece.
This subclass is indented under subclass 183. Apparatus including means to selectively cause the shaping
operation to occur at a first rate or at a second different rate.
(1)
Note. In the device of this subclass, the rate of cutter
infeed may be changed during the cutting stroke or between cutting strokes.
(2)
Note. An idle return stroke is not considered to be part
of the cutting stroke.
This subclass is indented under subclass 183. Apparatus combined with means to support the workpiece against
the force of gravity or against the force of the cutting tool during
the shaping stroke.
This subclass is indented under subclass 197. Apparatus including work supporting structure adapted to
be fixed in a first definite position and adapted to be fixed in
a second definite position to present the workpiece differently
to the cutting tool.
This subclass is indented under subclass 183. Apparatus wherein the movement of the cutting tool with
respect to the workpiece is such as to give the workpiece a curved
surface.
(1)
Note. To be proper for this subclass, the device must bring
about the arcuate characteristics to the workpiece by relative movement
of the work and cutting tool rather than by the arcuate shape of the
cutting tool.
This subclass is indented under subclass 199. Apparatus with means to support the cutting tool for rotation
and means to move the cutting tool on the support about a second
axis that is generally parallel to, but offset from, the cutter axis.
This subclass is indented under subclass 183. Apparatus including structure adapted to support the cutting
tool, which support structure is mounted on other structure in such
a way that it can be pivotably repositioned thereon.
This subclass is indented under subclass 183. Apparatus including an armlike structure and including a
carriage adapted to rotatably support the cutting tool and be translated
along the armlike structure to carry the cutting tool over the top
of the workpiece and to thereby effect the shaping operation.
This subclass is indented under subclass 183. Apparatus including a first cutting tool adapted to perform
a shaping operation and including a second cutting tool adapted
to perform a shaping operation, wherein the first and second cutting
tools are relatively movable as assembled in the apparatus.
(1)
Note. A first cutting bit and a second cutting bit mounted
in the same cutting tool holder are considered to be two edges of
the same cutting tool rather than plural cutters.
This subclass is indented under subclass 64. Apparatus including a base, including means to rotatatably
support the cutting tool in a first position for presentation to
the workpiece, and including provision to allow movement of the cutting
tool and its support from the first position to a second position
for different presentation to the workpiece.
This subclass is indented under subclass 204. Apparatus combined with means to support the workpiece against
the force of gravity or against the force of the cutting tool during
the shaping operation, or combined with passive means to physically
limit movement of the workpiece to be along a prescribed path.
This subclass is indented under subclass 204. Apparatus wherein the support for the cutting tool is such
that the cutting tool can be moved to at least three separate positions
for presentation of the cutting tool to the workpiece, wherein the
three positions are in a straight line.
This subclass is indented under subclass 206. Apparatus including means for: (a) detecting any of the
following characteristics: a state or property, a change in a state
or property, or the occurrence of a predetermined event in any of the
following: the workpiece, the product of the apparatus, the apparatus
itself, or the environment of the apparatus affecting the operation
thereof; and (b) initiating (as a direct result of that detection)
a signal other than that generated or transmitted by the detecting
means; and (c) regulating or modifying (as a direct result of said
initiation) the operation of the adjustment means.
This subclass is indented under subclass 207. Apparatus including structure to secure the means to movable
means to rotatably support the cutting tool in a fixed position.
This subclass is indented under subclass 206. Apparatus including structure intended to designate to the
operative the location of a portion of the apparatus, or including
a repositionable device intended to physically abut the cutting tool
or tool support structure and thereby restrict the location of the
cutting tool in the apparatus.
This subclass is indented under subclass 206. Apparatus wherein the support for the cutting tool can be
repositioned to present the cutting tool to the workpiece in at
least three positions in a straight line and can be repositioned
to present the cutting tool to the workpiece in a first position
with the cutting tool turning about a first axis or selectively
in a second position with the cutting tool turning about a second axis
that is inclined (i.e., not parallel) to the first axis.
This subclass is indented under subclass 206. Apparatus including an armlike structure and including a
carriage adapted to rotatably support the cutting tool and be translated
along the armlike structure to carry the cutting tool over the top
of the workpiece and to thereby effect the shaping operation.
This subclass is indented under subclass 206. Apparatus including a first cutting tool adapted to perform
a shaping operation, and including a second cutting tool adapted
to perform a shaping operation, wherein the first and second cutting
tools are relatively movable as assembled in the apparatus.
(1)
Note. A first cutting bit and a second cutting bit mounted
in the same cutting tool holder are considered to be two edges of
the same cutting tool rather than plural cutters.
This subclass is indented under subclass 204. Apparatus including structure intended to designate to the
operative the location of a portion of the apparatus, or including
a repositionable device intended to physically abut the cutting tool
or tool support structure and thereby restrict the location of the
cutting tool in the apparatus.
This subclass is indented under subclass 204. Apparatus including a first rotary shaft turning coaxially
with the cutting tool to cause the cutting tool to turn and including
a second rotary shaft adapted to engage the first rotary shaft and
cause the first shaft to turn, wherein the second rotary shaft turns
about an axis that is normal to the axis of the first rotary shaft.
This subclass is indented under subclass 204. Apparatus including means to allow movement of the cutting
tool from a first to a second position about a first axis or to
a third position about a second axis.
This subclass is indented under subclass 204. Apparatus including a first cutting tool adapted to perform
a shaping operation and including a second cutting tool adapted
to perform a shaping operation, wherein the first and second cutting
tools are relatively movable as assembled in the apparatus.
(1)
Note. A first cutting bit and a second cutting bit mounted
on the same cutting tool holder are considered to be two edges of
the same cutting tool rather than plural cutters.
This subclass is indented under subclass 64. Apparatus including a device intended to physically abut
the cutting tool or tool support structure and thereby restrict
the location of a portion of the cutting tool including the cutting edge
or of the workpiece.
This subclass is indented under subclass 64. Apparatus including a device which, during a shaping operation,
contacts a workpiece for the purpose of (a) supporting the workpiece against
the force of gravity, (b) preventing movement of the workpiece in
a particular direction or in all directions while such work is supported
against the force of gravity, or (c) providing a surface juxtaposed
to the workpiece for constraining the motion of the workpiece against
the reaction of the cutting tool during the performance of a work
shaping operation.
This subclass is indented under subclass 219. Apparatus including means to designate to the operative
the location of the workpiece with respect to the apparatus or including
means to abut the cutting tool or tool support structure and thereby
prevent movement of the workpiece.
This subclass is indented under subclass 219. Apparatus including work supporting structure adapted to
be fixed in a first definite position and adapted to be fixed in
a second definite position to present the work piece differently
to the cutting tool.
Machine Element or Mechanism,
subclasses 813+ for an assembly with means to turn a shaft or rotatably mounted
device about its axis to one or more selected loci including means to
prevent or hold against rotation at such loci, and see (2) Note
under subclass 813 for the line note.
Cutting by Use of Rotating Axially Moving Tool,
subclasses 44+ and 70+ for intermittently operating work advancing
means to sequentially present work to a tool of that class type.
This subclass is indented under subclass 221. Apparatus wherein the work supporting structure is supported
to be pivoted about an axis from the first definite position to
the second definite position, including an equally divided disk
or cylinder (a) fixed to the work support so that movement of the
work support is accompanied by a corresponding movement of the disk
or cylinder relative to other structure, so that the divisions of
the disk or cylinder serve to define the locations of the first
and second positions of the work support or (b) fixed to nonpivoting
structure such that the divisions of the disk or cylinder serve
to define the locations of the first and second positions of the
relatively movable work support.
This subclass is indented under subclass 222. Apparatus wherein the disk is divided differently at different
distances from the axis thereof or the cylinder is divided differently
at different axial positions therealong.
This subclass is indented under subclass 219. Apparatus including a work supporting structure adapted
to be fixed in a first position and adapted to be turned to be fixed
in a second position to present the workpiece differently to the
cutting tool.
This subclass is indented under subclass 219. Apparatus including means to grippingly engage and immobilize
the workpiece or including means to be slidingly engaged by the workpiece
to direct movement of the workpiece therealong.
This subclass is indented under subclass 225. Apparatus including a base on which the cutting tool is
supported for rotation, wherein there is no relative movement, other
than rotary, between the cutting tool and the base during the shaping
operation.
This subclass is indented under subclass 219. Apparatus including a base to support the work supporting
structure against gravity and including means to cause the work
supporting to move relative to the base to thereby present the workpiece
to the cutting tool differently.
This subclass is indented under subclass 64. Apparatus including a base on which the cutting tool is
supported for rotation, wherein there is no relative movement, other
than rotary, between the cutting tool and the base during shaping.
This subclass is indented under subclass 228. Apparatus wherein the cutting tool is supported for rotation
about an axis extending up and down with respect to the base of
the apparatus.
This subclass is indented under subclass 64. Apparatus including a base and including means secured to
the base to support the cutting tool for rotation, which means is
adapted to either be readily removed from the base or be moved from
one position to another with respect to the base.
This subclass is indented under subclass 64. Apparatus comprising means to support the cutting tool for
rotation including a rotary shaft adapted to partake of all tool
movement during the cutting operation; or comprising means to guidingly
support such a rotary shaft.
This subclass is indented under subclass 231. Apparatus comprising structure including or engaging a cutting
bit, which structure is intended to be fixedly secured to the cutting
bit and to participate of all movement of the cutting edge during
the cutting operation.
This subclass is indented under subclass 232. Apparatus including means to fixedly secure the cutting
bit to the supporting structure which is designed to be put in tension.
This subclass is indented under subclass 64. Apparatus comprising structure including or engaging a cutting
bit having a cutting edge, which structure is intended to be fixedly secured
to the cutting bit and to participate of all movement of the cutting
edge during the cutting operation.
Cutters, for Shaping,
subclasses 30+ for a cutting tool and/or cutting tool holder
not including structure excluded from that class. (This subclass
includes devices similar to those of Class 407, but including component
parts of characteristics excluded from that class.)
This subclass is indented under subclass 64. Apparatus comprising structure supporting the weight of
the cutting tool or the workpiece or for counteracting the thrust
of the cutting tool, which structure is generally not in contact
with the cutting tool or with the workpiece.
This subclass is indented under subclass 235. Apparatus comprising structure for supporting a workpiece
against gravity and including structure for cantilever support of
the cutting tool above the workpiece which tool support includes
an arm and a column connecting the arm to the work supporting structure.
This subclass is indented under subclass 235. Apparatus including means to counteract and lift against
the weight of a portion of the apparatus, to cause movable structure
to function as if lighter in weight.
This subclass is indented under subclass 238. Apparatus including provision to modify the apparatus to
overcome the strain of loading of the structure for supporting the
cutting tool for rotation.
This subclass is indented under subclass 235. Apparatus particularly adapted to be used as a machine frame
for a milling machine or for a lathe, i.e., a machine in which the
workpiece rotates and the cutting tool remains generally stationary.
This subclass is indented under subclass 235. Apparatus wherein members thereof can be repositioned with
respect to each other, including means to secure the otherwise movable members
together.
This subclass is indented under subclass 64. Apparatus comprising passive means for supporting the workpiece
for rotary presentation to a milling tool.
(1)
Note. Included herein is a tailstock with an angularly adjustable
center, or other tailstocks particularly adapted to use with a milling
machine.
This subclass is indented under the class definition. Apparatus or method (1) employing a multitoothed cutting
tool characterized in that: (a) the functional edges of the tool
teeth are so related to one another that the tip of one tooth extends
further than that of an adjacent tooth from a datum line interior
to the tool and paralleling the path of relative movement of tool
and work (which extent is measured along the normal to such datum
line through the tip); and (b) the differences in such extent between
adjacent teeth are progressive from tooth to tooth (or group of
teeth to group of teeth) along such path of relative movement, resulting
in a stair-step arrangement of teeth (or groups of teeth) along
such path and relative to the datum line of reference; and (2) in
whose operation or performance the teeth succesively engage the work
in substantially overlying paths, each tooth removing a predetermined
amount of material so that the work modification produced is congruent
to the last acting tooth.
(1)
Note. Illustrative broach tools are shown in the accompanying
drawings. (See accompanying drawings below).
(2)
Note. In the case of rotary tool motion, it will be noted
that the normal to the datum line (referred to in the definition) is
the radius extending through the tooth tip.
(3)
Note. As indicated by the parenthetical material in part
(1,b) of the above definition, the progressive extent of differences
between the tips (or outer cutting edges) and the datum line is
intended to include a tool comprising a plurality of groups or units
of several teeth each, the tooth elements of each group having the same
extent from the datum line and extending further therefrom than
the tooth elements of the next preceding group, so as to form a
stair-step arrangement of such groups.
(4)
Note. A patent directed to a tool having a unit of tooth
elements of uniform characteristic (such as described in (3) Note, above)
but intended to perform another function (such as scraping or burnishing) will
be found in the class relating to such other function(s).
(5)
Note. Included in this specific subclass, as at least a cross-reference
copy, will be a patent claiming significant machine frame structure.
Patents of this character are generally directed to adjustability
of frame means for convertibility of the machine from or to a vertical
or horizontal operation or for a push or pull operation, or to frame
structure adapted to accentuate accessibility to machine parts,
or to means for transferring broaching tool thrust to the machine
bed.
(6)
Note. A patent wherein the work feed system imparts energy
to the work support so as to absorb contemplated broach thrust will
be found in subclass 269 below; an example of such will be a crank
pin which positions a work table at the dead center position of
such crank pin but wherein the drive force actuating the crank is
above that necessary to obtain said dead center position.
(7)
Note. A single-edged cutter device for shaping work, though
described as a broaching machine, is excluded from this and indented
subclasses. Such devices are classified in Class 409, Gear Cutting,
Milling, or Planing, subclasses 288+ (for which see (1)
Note thereunder) and Class 83, Cutting, subclasses 875+.
(8)
Note. A patent to apparatus for combined machining operations,
including broaching, is generally found in Class 29, Metal Working,
subclasses 33+, except in some instances where the combination
is specifically provided for in the class schedule of the other
(i.e., nonbroaching) machining operation.
Metal Working,
subclasses 90.01+ for a broacher combined with a burnisher where
the former is intended only to allow the latter to perform its function;
and subclasses 33+ for a combined machine which broaches
and performs another metal working operation.
This subclass is indented under subclass 243. Apparatus including means for: (a) detecting any of the
following characteristics: a state or property, a change in a state
or property, or the occurrence of a predetermined event in any of the
following: the workpiece, the product of the apparatus, the apparatus
itself, or the environment of the apparatus affecting the operation
thereof; and (b) initiating (as a direct result of that detection)
a signal other than that generated or transmitted by the detecting
means; and (c) regulating or modifying (as a direct result of said
initiation) the operation of the apparatus.
This subclass is indented under subclass 245. Responsive to condition of work or product: Apparatus including
means for detecting the characteristics of the workpiece or of the
product of the broaching operation, initiating as a direct result
of that detection a signal and thereby regulating the operation
of the apparatus.
This subclass is indented under subclass 243. Apparatus wherein the stress developed in a cutting tool
by a required broaching force is divided or split-up, as distinguished
from concentrated, by broach drive means effective to impart such
force through the simultaneous application of a plurality of force
applicator heads, e.g., push and pull heads.
(1)
Note. For a patent to be placed originally in this subclass,
a claimed teaching of "force distribution" must
be clear.
This subclass is indented under subclass 243. Apparatus including (1) a plurality of drive means to power
a broaching machine and means to provide a choice of which drive means
is functional, (2) a plurality of cutting tools and means to provide
a choice of which receives the driving force, or (3) means to significantly
vary the drive of the broaching machine.
(1)
Note. Under clause (3) a significant variation may, for instance,
involve (a) a choice of either continuous or unicyclic operation
or (b) variation of the limits of broach acceleration or deceleration either
during the cutting stroke or during the idle return stroke.
(2)
Note. Excluded from this subclass is a patent directed to
variable pulley or gear shift transmission means limited to a straight-line
uniform speed of tool operation. Such a patent will be found in subclasses
280+.
This subclass is indented under subclass 243. Apparatus including (a) structure to remove foreign material
from the workpiece or from the cutting tool, (b) structure to apply
a friction reducing fluent material to the workpiece or to the cutting
tool or (c) structure to alter the thermal condition of the workpiece
or the cutting tool.
This subclass is indented under subclass 243. Apparatus including means to move or affect the motion of
broached material or scrap of a broaching operation.
(1)
Note. A single device to feed work to or remove product from
a broaching station is considered to be work handling rather than
product handling. However, similarly claimed apparatus disclosed
as including a work handling means and a distinct product handling
means will be found in this subclass.
(2)
Note. Means for continuous or incremental advance of material
from a first broaching station to a sequentially acting second broaching
station is considered to be a product handling means for this subclass.
This subclass is indented under subclass 250. Apparatus comprising means to continuously or incrementally
advance material from a first broaching station to a sequentially
acting second broaching station.
This subclass is indented under subclass 250. Apparatus wherein the means to effect motion of the scrap
material comprises means adapted to move relative to the cutting
tool to carry nonshaped material removed from the shaped material
away from the broaching station.
This subclass is indented under subclass 243. Apparatus combined with means intended to physically prevent
encounter of a man operating the apparatus or of an element of the
apparatus with an undesirable particle or unsafe condition.
This subclass is indented under subclass 254. Apparatus including a protective device for the machine
operative or machine which (a) functions in repsonce to the development
of operational stress that exceeds, or tends to exceed, the safe
stress limit, to affect the operation of the apparatus of any machine
component or (b) exercises a locking control over an element of the
tool or motive system but is not itself a necessary part of such
system.
This subclass is indented under subclass 243. Apparatus combined with means to secure the workpiece in
a stationary condition, which securing means is coupled with means
to cause the cutting tool to move to perform the cutting stroke,
with means to cause the cutting the workpiece to move to perform
the cutting stroke, or with means to cause the workpiece to be moved
toward the working station, so that movement of the securing means
is dependent on the coupled means.
This subclass is indented under subclass 243. Apparatus combined with means to cause the workpiece to
move toward the cutting tool to effect the cutting stroke or with
means to cause the workpiece to be moved toward the cutting station
before the cutting stroke and with means to secure the workpiece
to the moving means, wherein the securing action is dependent on
the action of the cutting stroke effected by either movement of
the workpiece or of the cutting tool.
This subclass is indented under subclass 243. Apparatus particularly adapted to remove the extraneous
material formed during a previous shaping, molding, or welding operation.
(1)
Note. Flash is the ridge formed at the abutment line of a
pair of mold components or is formed by a weld line and is considered
to be that portion of a product of the molding or welding operation
that extends beyond the desired surface of the product.
This subclass is indented under subclass 243. Apparatus intended to form an elongated recess in a generally
uniform surface of a workpiece, which elongated recess is of a prescribed
cross-sectional shape.
This subclass is indented under subclass 259. Apparatus for forming an elongated recess that is curved
into a surface that is generally circular and extends uniformly
along the circular axis.
This subclass is indented under subclass 260. Apparatus consisting of means for cutting a spiral groove
in the inner surface of the barrel of a small arms or ordnance device.
(1)
Note. The tool of this subclass normally turns gradually
about the axis of the work (usually through less than 360); however,
it is considered to be a broaching tool rather than a milling tool because
it is driven axially rather than rotatable.
Metal Working,
subclasses 1.1+ for apparatus especially adapted for making a projectile
throwing implement of metal, whether small arms or a large gun.
Cutting by Use of Rotating Axially Moving Tool, for cutting by a rotatably driven cutting tool that
moves axially through or about a workpiece with no other movement
with respect to the workpiece, as in the case of cutting screw threads
on a bolt.
This subclass is indented under subclass 243. Apparatus including means to support the cutting tool and
move with the cutting tool wherein the movement is in a closed loop.
(1)
Note. A reciprocating cutter support that moves along a path
in a first direction and then back along the same path is not considered
to travel in a closed loop.
This subclass is indented under subclass 243. Apparatus including means to support the workpiece and move
with the workpiece wherein the movement is in a closed loop.
(1)
Note. A reciprocating workpiece support that moves along
a path in a first direction and then back along the same path is
not considered to travel in a closed loop.
This subclass is indented under subclass 243. Apparatus comprising a machine intended to function through
a series of operations so that normally the machine will return
to the starting position, combined with cutting tool handling structure
to function as a part of the normal series of operations to: (a)
transfer the cutting tool between machine parts; (b) apply or remove
a tool support; (c) reorient a cutting tool relative to the subsequent
and successive cutting path of such tool; (d) remove or introduce
a cutting tool (from or to operating position) between successive
shaping operation; or (e) reorient, or facilitate reorientation
of, the cutting tool with respect to its path of cut.
This subclass is indented under subclass 264. Apparatus wherein the butting tool handling structure is
effective to (1) realign the cutting tool between successive shaping
strokes so as to follow a path of cut different from that of its prior
cutting stroke or (2) either (a) position for a subsequent shaping
operation a cutting tool not used in the last preceding shaping
operation or (b) prepare for the next subsequent shaping operation
by removing a cutting tool which has just performed its cutting
function.
This subclass is indented under subclass 264. Apparatus including means functional at the end of a cutting
stroke to permit transfer of the cutting tool to an inactive tool
support.
This subclass is indented under subclass 264. Apparatus comprising means to disconnect the cutting tool
from the member used to support the cutting tool during the cutting
stroke and including means to reconnect the cutting tool to the
supporting structure.
This subclass is indented under subclass 243. Apparatus including a first cutting tool adapted to perform
a shaping operation and including a second cutting tool adapted
to perform a shaping operation, wherein the first and second cutting
tools are relatively movable as assembled in the apparatus.
(1)
Note. A first cutting bit and a second cutting bit mounted
on the same cutting tool holder are considered to be two edges of
the same cutting tool rather than plural cutters.
This subclass is indented under subclass 243. Apparatus combined with a base and with means to move the
workpiece relative to the base (a) from a remote location to a location closer
to the working station, (b) past the cutting tool thereby effecting
the cutting stroke, or (c) otherwise from a first to a second position.
This subclass is indented under subclass 269. Apparatus wherein the cutting tool is moved relative to
the base and relative to the workpiece to effect the cutting operation,
wherein action of the workpiece moving means is dependent on such
cutting tool movement.
This subclass is indented under subclass 270. Apparatus including means to hold the workpiece against
the force of gravity and including other means to act against the
workpiece to counteract the force placed thereon by the action of
the cutting tool during the cutting stroke.
This subclass is indented under subclass 270. Apparatus comprising means to move the workpiece from a
first definite position to a second definite position between cutting strokes
to thereby present a first portion of the workpiece to the cutting
tool for a first cutting stroke and then present a second portion
of the same workpiece to the cutting tool for a second cutting stroke.
This subclass is indented under subclass 270. Apparatus comprising means to support a first and a second
workpiece in a fixed relationship and including means to move the
support for a first definite position to a second definite position
between cutting strokes to thereby present a portion of the first
workpiece to the cutting tool for a first cutting stroke and then
to present a portion of the second workpiece to the cutting tool
for a second cutting stroke.
This subclass is indented under subclass 270. Apparatus wherein, prior to a return movement of the cutting
tool, the means to convey work also operates to withdraw the work
supporting structure from a tool engagement position.
This subclass is indented under subclass 269. Apparatus comprising means to move the workpiece past the
cutting tool thereby effecting the cutting stroke.
This subclass is indented under subclass 243. Apparatus including means to support the workpiece against
movement and in the position to be operated on by the cutting tool.
(1)
Note. A device including an abutment work stop to position
the workpiece for the broaching operation is included in this subclass.
(2)
Note. The nominal recitation of a "work support", "work
holder", or "work table" is insufficient
for placement of a device in this subclass unless additional support structure
is claimed.
This subclass is indented under subclass 276. Apparatus including a plurality of opposed elements that
are effective by relative movement therebetween, to grip and hold
the workpiece with respect to the cutting tool.
This subclass is indented under subclass 276. Apparatus combined with means which effects or permits variable
location of the workpiece or of the workpiece supporting means with respect
to the cutting tool.
(1)
Note. The means herein permits direct manual adjustment of
the workpiece or is manually actuated to translate such actuation
directly to the workpiece, said means and said workpiece partaking
of the same movement.
This subclass is indented under subclass 276. Apparatus combined with means adapted to engage the workpiece
or the work supporting structure to direct the path of the cutting
tool during its cutting stroke.
(1)
Note. Excluded from this subclass is a guide consisting solely
of the mating portions of a uniform cross-sectioned tool and a work
surface defining an aperture.
This subclass is indented under subclass 243. Apparatus including means to effect movement of a cutting
tool to, through, and away from cutting contact with a workpiece
to thereby effect the cutting operation.
This subclass is indented under subclass 280. Apparatus wherein the means to cause the cutting tool to
move to effect the cutting operation serves to cause the cutting
tool to move in a straight path during the cutting stroke.
This subclass is indented under subclass 281. Apparatus wherein means is provided to cause the cutting
tool to turn about an axis in addition to the straight-line movement.
(1)
Note. The cutting tool of this subclass is rotated in a support,
which support and cutting tool assembly is moved in a straight line.
Cutting by Use of Rotating Axially Moving Tool, for similar structure adapted to create or enlarge
an opening, rath than shape the inner surface of such an opening
as is found in this subclass.
This subclass is indented under subclass 281. Apparatus wherein the means to cause the cutting tool to
move in a straight path to effect the cutting action is adapted
to derive moving force from the action of a flowable medium acting
against a surface thereof.
This subclass is indented under subclass 281. Apparatus including a row of gear teeth arranged in a straight
line extending generally along the workpiece and perpendicularly
to the cutting edge of the cutting tool, also including a gear to
engage the aligned gear teeth, the gear and row of aligned gear
teeth intended to cooperate to cause the cutting tool to move toward the
workpiece to effect the shaping operation.
This subclass is indented under subclass 281. Apparatus wherein the means to cause the cutting tool to
move in a straight path to effect the cutting action includes a
member adapted to turn about an axis, which member has a helical thread
adapted to engage a relatively movable member and force relative
displacement upon rotation of the helically threaded member.
This subclass is indented under subclass 243. Apparatus comprising structure supporting the weight of
the cutting tool or the workpiece or for counteracting the thrust
of the cutting tool, which structure is generally not in contact
with the cutting tool or with the workpiece.
This subclass is indented under subclass 243. Apparatus comprising means to engage and move with the cutting
tool during the cutting operation which means is adapted to support the
cutting tool against gravity or the reaction from the workpiece,
or comprising means to be engaged by the cutting tool and direct
the cutting tool to follow the configuration of the means during
the cutting operation.
This subclass is indented under the class definition. Apparatus or method for shaping by removal of surface material
from work by a nonrotary cutting tool having a sharp cutting edge.
(1)
Note. Included herein is (a) shaping by a cutting tool making
a single cutting stroke across the workpiece, (b) shaping by a cutting
tool making a series of cutting strokes across the workpiece, or
(c) shaping by a series of cutting tools making sequential cutting
strokes across the workpiece.
(2)
Note. The cutting tool of this subclass may be moved in a
straight line or may be moved in an arcuate line relative to the
workpiece.
for shaping of a workpiece by a cutting tool moving
in a line with respect to a workpiece, which cutting tool includes
a first and a second cutting edge adapted to be sequentially presented
to the workpiece during a single cutting stroke.
Cutting,
subclasses 861+ for theformation of a recess within a planar surface
of a workpiece without formation of a particular shape to the surface
of the area from which material has been removed.
This subclass is indented under subclass 288. Apparatus or method for detecting the characteristics (e.g.,
physical, electrical, etc.) of a member carrying operating instructions
for the apparatus, which member is separate from both the workpiece
and the organized structure of the apparatus.
(1)
Note. This subclass includes utilizing a prepared information
supply that is to be removably placed in the apparatus. This subclass
does not include utilizing the characteristics of a permanent part
of the apparatus, such as a cam or gear, to influence the operation
of other parts.
This subclass is indented under subclass 289. Apparatus or method including use of means having a follower
adapted to ride over the form of the pattern member, which means
is adapted to be connected to (a) a supply of electricity to regulate
the flow of the electricity or to (b) a supply of gas or liquid
so as to regulate the flow of that gas or liquid.
This subclass is indented under subclass 290. Apparatus or method particularly adapted to shape a workpiece
that is generally circular in cross section about the central axis
thereof, wherein the cutting tool is supported for movement about
the central axis of the workpiece, or whereon the workpiece is supported
for movement about its central axis, which movement of the cutting
tool relative to the workpiece is less than 360°.
This subclass is indented under subclass 289. Apparatus or method particularly adapted to shape a workpiece
that is generally circular in cross section about the cental axis
thereof, wherein the cutting tool is supported for relative movement
about the central axis of the workpiece, or wherein the workpiece
is supported for movement about its central axis, which arcuate
movement of the cutting tool relative to the workpiece is less than
360°.
This subclass is indented under subclass 288. Apparatus combined with structure to apply a friction reducing
fluent material to the apparatus or to the workpiece.
This subclass is indented under subclass 288. Apparatus including means to move or affect the movement
of material that has been planed or of scrap material of a planing
operation.
(1)
Note. A single device to feed work to and remove product
from a planing station is considered to be a work handling rather
than product handling means. However, similarly claimed means disclosed
as a work handling means and a distinct product handling means will
be found herein.
(2)
Note. Means for continuous or incremental advance of material
from a first planing station to a sequentially acting second station
is considered to be product handling for this subclass.
This subclass is indented under subclass 288. Apparatus comprising: (a) a cutting device which is capable
of movement in a path instantaneously under the control of the operative during
cutting, including a cutting device suspended or supported near
the workpiece; (b) a cutting device which as an entirety is disclosed as
deriving from the work a substantial amount of its support against
gravity during cutting, or (c) a cutting device which is intended
to move across the workpiece in a direction dictated by conditions
of the workpiece.
(1)
Note. A cutting device mounted at one end of a flexible shaft
whose other end is anchored to a table, or a cutting device mounted
on a steerable vehicle is included under clause (a) of this definition.
This subclass is indented under subclass 288. Apparatus particularly adapted to remove the extraneous
material formed during a previous shaping, molding, or welding operation.
(1)
Note. Flash is the ridge formed at the abutment line of a
pair of mold components or is formed by a weld line and is considered
to be that portion of a product of the molding or welding operation
that extends beyond the desired surface of the product.
This subclass is indented under subclass 297. Apparatus particularly adapted to be used on a workpiece
having one dimension substantially greater than any other dimension.
This subclass is indented under subclass 298. Apparatus particularly adapted to be used on a workpiece
including an opening extending generally along the greatest dimension, wherein
the apparatus is particularly adapted to remove only extraneous
material within the opening.
This subclass is indented under subclass 298. Apparatus particularly adapted to the rmoval of a previously
formed sharp edge extending in a direction generally normal to the
greatest dimension.
This subclass is indented under subclass 297. Apparatus particularly adapted to be used on a three-dimensional
workpiece having a first and a second dimension of substantially
greater extent than the third dimension.
This subclass is indented under subclass 288. Apparatus particularly adapted to be used in shaping the
surface of a segmented annular member to be utilized in an electromotive device
to transfer electrical current from a stationary part to a rotary
part.
This subclass is indented under subclass 288. Apparatus particularly adapted to remove material from the
perimeter bounding a generally planar area of a workpiece.
(1)
Note. Included in this subclass is an apparatus adapted to
cut the edge portion of a workpiece into chips.
Cutting, for subdividing the edge portion from the remainder of
a workpiece; particularly
subclass 869 for edge trimming, e.g., bevelling, without specific
shaping of the formed edge.
This subclass is indented under subclass 288. Apparatus intended to form an elongated recess in generally
uniform surface of a workpiece, which elongated recess is of a prescribed
cross-sectional shape.
This subclass is indented under subclass 304. Apparatus particularly adapted to form an elongated recess
in a curved surface of a workpiece.
(1)
Note. Included herein is means for scoring the surface of
a grinding or crushing roll, etc., with longitudinal, helical, sinuous,
or other grooves.
This subclass is indented under subclass 305. Apparatus consisting of means for cutting a spiral groove
in the inner surface of the barrel of a small arms or ordnance device.
(1)
Note. The tool of this subclass normally turns gradually
about the axis of the work (usually through less than 360°); however,
it is considered to be a planing tool rather than a milling tool
because it is driven axially rather than rotatably.
Metal Working,
subclasses 1.1+ for apparatus especially adapted for making a projectile
throwing implement of metal, whether small arms or a large gun.
Cutting by Use of Rotating Axially Moving Tool, for cutting by a rotatably driven cutting tool that
moves axially through or about a workpiece with no other movement
with respect to the workpiece, as in the case of cutting screw threads
on a bolt.
This subclass is indented under subclass 304. Apparatus particularly adapted to cutting on an inwardly
facing surface of a generally enclosed or shell-like workpiece.
This subclass is indented under subclass 288. Apparatus adapted to remove a very thin layer of the surface
of the workpiece at a single pass by use of a cutting tool extending
substantially across the entire surface of the workpiece, the purpose
of the cutting operation being to remove only surface imperfections
from a previously shaped surface.
This subclass is indented under subclass 308. Apparatus particularly adapted to remove a very thin layer
of material from the outer surface of a rodlike or spherical workpiece.
This subclass is indented under subclass 308. Apparatus including a row of gear teeth arranged in a straight
line extending generally along the workpiece and perpendicularly
to the cutting edge of the cutting tool, also including a gear to
engage the aligned gear teeth, the gear and row of aligned gear
teeth intended to cooperate and cause relative movement of the cutting
tool and the workpiece to effect the shaping operation.
This subclass is indented under subclass 308. Apparatus including a circular member having a peripheral
surface adapted to engage and cause the workpiece to move relative
to the cutting tool to effect the shaping operation.
This subclass is indented under subclass 313. Apparatus particularly adapted to form a curved surface
on the workpiece wherein a cross section through the surface would
show the shape to be that generated by a point on the periphery
of a circle, which circle is rolled over a planar surface.
This subclass is indented under subclass 313. Apparatus including a base intended to support the apparatus
against gravity, including structure to cause the workpiece to move
relative to the base and relative to a cutting edge of the cutting
tool to effect the shaping operation, and including means to cause
the cutting tool to move along a curved path relative to the base and
relative to the workpiece to relocate the path of the cutting action
with respect to the workpiece, so that a series of cutting passes yields
an arcuate surface on the workpiece.
This subclass is indented under subclass 313. Apparatus including a base intended to support the apparatus
against gravity, including structure to cause the workpiece to move
relative to the base and relative to the cutting edge of the cutting
tool to effect the shaping operation, and including means to cause
the workpiece to additionally move along a curved path relative to
the base and relative to the cutting tool to relocate the path of
the cutting action with respect to the workpiece, so that a series
of cutting passes yields an arcuate surface on the workpiece.
This subclass is indented under subclass 288. Apparatus including structure to cause the approach of the
cutting tool and the workpiece, which approach causes the shaping
operation to be effected.
This subclass is indented under subclass 317. Apparatus including means to support the workpiece against
gravity and cause that workpiece to turn about a first axis and
including means to support the cutting tool against gravity and
cause that cutting tool to turn about a second axis inclined relative
to the first axis such that as the workpiece is infed relative to the
cutting tool there is no relative rotation between the workpiece
and the cutting tool.
This subclass is indented under subclass 317. Apparatus including (a) a first cutting tool adapted to
make a first cutting pass through a workpiece and a second cutting
tool adapted to follow the first cutting tool generally through the
same portion of the workpiece to expand the cut of the first cutting
tool, wherein the cutting tools are independent of each other, i.e., they
are not on the same tool holder; or including (b) a cutting tool
adapted to make a first cutting pass through a workpiece in a first direction
and then make a second cutting pass in the opposite direction through
the workpiece to expand the cut of the first cutting pass.
(1)
Note. Included herein is a chain of tool carriers connected
together and pulled sequentially through the workpiece.
This subclass is indented under subclass 317. Apparatus including provision to cause the relative approach
of the cutting tool and the workpiece during the shaping operation
to be selectively at a first velocity or at a second velocity.
(1)
Note. This subclass is not intended to include means to merely
start and stop the infeed.
This subclass is indented under subclass 317. Apparatus including a base on which the apparatus is supported
and including a carriage adapted to move cyclically to-and-fro to
carry the workpiece and present that workpiece to the cutting tool
to perform the shaping operation.
This subclass is indented under subclass 321. Apparatus including means to cause the carriage to move
relative to the base to perform the shaping operation, which means
is adapted to derive carriage moving force from the action of a
flowable medium acting against a surface thereof.
This subclass is indented under subclass 321. Apparatus including a row of gear teeth arranged in a straight
line extending generally along the workpiece and perpendicularly
to the cutting edge of the cutting tool and also including a gear
to engage the aligned gear teeth, the gear and row of aligned gear
teeth intended to cooperate to cause the work to move toward the
cutting tool to effect the shaping operation.
This subclass is indented under subclass 321. Apparatus including means to cause the carriage to move
relative to the base to perform the shaping operation, which means
includes a member adapted to turn about an axis, the member having
a helical thread adapted to engage a relatively movable second member and
force relative displacement of the second member upon rotation of
the helically-threaded member.
This subclass is indented under subclass 321. Apparatus including a guiding surface to carry the cutting
tool transversely to the direction of infeed of the carriage adapted
to permit the cutting tool to be selectively moved therealong.
This subclass is indented under subclass 317. Apparatus including provision to allow the cutting tool
to cyclically move to-and-fro over a surface of the workpiece to
perform the shaping operation.
(1)
Note. This subclass includes apparatus known in the art as
a "slotter" or a "key seater".
This subclass is indented under subclass 326. Apparatus including means to support the workpiece and including
means to allow the cutting tool to move to-and-fro over the upper or
lower surface of the workpiece to perform the shaping operation.
(1)
Note. Included in this subclass is a device known in the
art as a "shaper".
This subclass is indented under subclass 327. Apparatus with means to hold the workpiece against the force
of gravity and against the force of the cutting tool and including
a helically-spiralled member adapted to interfit with the holding
means to cause displacement thereof upon rotation of the helically-spiralled member.
This subclass is indented under subclass 327. Apparatus wherein the means to cause the cutting tool to
move to-and-fro is adapted to derive the cutting tool moving force
from the action of a flowable medium acting against a surface thereof.
This subclass is indented under subclass 327. Apparatus wherein the means to cause the cutting tool to
move to-and-fro includes a rigid connecting member pivotally secured
to the tool and pivotally secured to a second member.
This subclass is indented under subclass 330. Apparatus wherein the second member causing the rigid connecting
member to move is adapted to turn about an axis and is pivotally connected
to the connecting member at a location offset from the axis so that
rotation of the second member causes the end of the link connected
thereto to orbitally swing and drive the cutting tool.
This subclass is indented under subclass 327. Apparatus including a row of gear teeth arranged in a straight
line extending generally along the workpiece and perpendicularly
to the cutting edge of the cutting tool, also including a gear to
engage the aligned gear teeth, the gear and row of aligned gear
teeth intended to cooperate and cause the cutting tool to move toward the
workpiece to effect the shaping operation.
This subclass is indented under subclass 327. Apparatus in which the means to cause the cutting tool to
move to-and-fro includes a member adapted to turn about an axis,
the member having a helical thread adapted to engage a relatively
movable second member and force relative displacement of the second
member upon rotation of the helically-threaded member.
This subclass is indented under subclass 326. Apparatus wherein the means to cause the cutting tool to
move to-and-fro includes (a) a rigid connecting member pivotally
secured to the tool and pivotally secured to a second member or
(b) a rotary member with a spiral or profiled surface adapted to
slidingly engage a reaction surface upon rotation thereof.
This subclass is indented under subclass 326. Apparatus including a row of gear teeth arranged in a straight
line extending generally along the workpiece and perpendicularly
to the cutting edge of the cutting tool, also including a gear to
engage the aligned gear teeth, the gear and row of aligned gear
teeth intended to cooperate and cause the cutting tool to move toward the
workpiece to effect the shaping operation.
This subclass is indented under subclass 317. Apparatus including means to cause the direction of approach
of the cutting tool and the workpiece to be reversed.
(1)
Note. Included in this subclass is a device wherein the direction
of infeed is selective, i.e., the device is intended to be operated
in one direction or the other. See the search notes below for reciprocatory
infeed.
This subclass is indented under subclass 288. Apparatus comprising structure supporting the weight of
the cutting tool or the workpiece or for the weight of the cutting
tool or the workpiece or for counteracting the thrust of the cutting
tool, which structure is generally not in contact with the cutting
tool or with the workpiece.
This subclass is indented under subclass 337. Apparatus including a base, including means to support the
cutting tool in a first position for presentation to the workpiece,
and including provision to allow movement of the cutting tool from
the first position to a second position for different presentation
to the workpiece.
This subclass is indented under subclass 338. Apparatus wherein the allowed movement of the cutting tool
relative to both the workpiece and the base is in the direction
normal to the direction of movement caused to effect the shaping
operation.
This subclass is indented under subclass 339. Apparatus including means to support a first cutting tool
in a first position for presentation to a workpiece, and including
provision to allow movement of the first cutting tool from a first
position to a second position for different presentation to the
workpiece, and including means to support a second cutting tool
in a first position for presentation to a workpiece and including
provision to allow movement of the second cutting tool from the
first position to a second position for different presentation to
the workpiece, wherein the repositional movement of the first cutting
tool is not necessarily accompanied by the repositional movement
of the second cutting tool.
This subclass is indented under subclass 339. Apparatus including means to cause repositioning of the
cutting tool from the first to the second position and including
means for coupling power, frictionally or positively, to the repositioning
means before the beginning or after the end of infeed (the cutting
stroke), and then disengaging during the remainder of the infeed.
(1)
Note. Including herein is a pair of frictionally engaging
discs, one attached to a reversible drive shaft and the other attached
to a feed rod, the pair adapted to oscillate so that one or the
other causes the relative infeed of the cutting tool and the workpiece.
This subclass is indented under subclass 339. Apparatus including means to cause movement of the cutting
tool in the second direction and means to terminate that movement.
(1)
Note. Intermittent starting and stopping is not considered
to be termination of positioning for this subclass.
This subclass is indented under subclass 337. Apparatus wherein members thereof can be repositioned with
respect to each other, including means to secure the otherwise relatively movable
members together.
This subclass is indented under subclass 337. Apparatus including a generally planar upwardly facing surface
particularly adapted to support a workpiece against gravity.
This subclass is indented under subclass 345. Apparatus including a first means for supporting a first
cutting tool of a planer and including a second means for supporting
a second cutting tool of a planer, and including provision to allow
use of one or both of the cutting tools during relative approach
of the workpiece.
(1)
Note. Included herein is a device including a first cutting
tool for engagement with the workpiece moving in a first direction
and including a second cutting tool for engagement with the workpiece moving
in the opposite or return direction.
This subclass is indented under subclass 345. Apparatus including means to allow movement of the cutting
tool out of the cutting position to permit relative movement of
the cutting tool and the workpiece for return to the starting position
for a subsequent approach and further shaping of the workpiece.
This subclass is indented under subclass 347. Apparatus including means to limit the cutting tool to swing
about an axis in moving out of cutting position.
CROSS-REFERENCE ART COLLECTIONS
The following subclasses are collections of published disclosures
pertaining to various specified aspects of the cutting art which
aspects do not form appropriate bases for subclasses in the foregoing
classification (i.e., subclasses superior hereto in the schedule),
wherein original copies of patents are placed on the basis of proximate
function of the apparatus. These subclasses assist a search based
on remote function of the apparatus and may be of further assistance
to the searcher, either as a starting point in searching this class
or as an indication of further related fields of search inside or
outside the class. Thus, there is here provided a second access for
retrieval of a limited number of types of disclosures.
(1)
Note. Disclosures are placed in these subclasses for their
value as references and as leads to appropriate main or secondary
fields of search, without regard to their original classification
or their claimed subject matter.
(2)
Note. The disclosures found in the following subclasses are
examples, only, of the indicated subject matter, and in no instance
do they represent the entire extent of the prior art.
Aligning element used for positioning or orienting a machine
part or a workplace relative to some reference system, which element
is used in an apparatus of this class.
Structure to be used with the apparatus of this class, which
structure is intended to support a workpiece against gravity and/or
against the force of the cutting tool.
This subclass is indented under the class definition. Method or apparatus including use of fluid to support one
member relatively to another and thereby reduce the friction between
the two members.
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