US PATENT SUBCLASS 82 / 117
LATHE

Current as of: June, 1999
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82 /   HD   TURNING

117LATHE {18}
118  DF  .~> With program control {2}
121  DF  .~> With tool turret
122  DF  .~> Vertical
123  DF  .~> Having facing tool fed transverse to work
124  DF  .~> With work feeder or remover {2}
128  DF  .~> Portable
129  DF  .~> Multiple
130  DF  .~> Having hollow cutter head
131  DF  .~> Revolvable cutter heads
132  DF  .~> Carriage feed {5}
142  DF  .~> Headstock {4}
148  DF  .~> Tailstock
149  DF  .~> Bed
150  DF  .~> Center {1}
152  DF  .~> Attachment {1}
157  DF  .~> Tool and work rest
158  DF  .~> Tool rest {3}
162  DF  .~> Work rest {2}

DEFINITION

Classification: 82/117

LATHE:

(under the class definition) Subject matter drawn to either: (a) a structure for producing an article of regular cross section, usually circular, wherein the structure has a work support, a guided cutter, and a component for effecting relative rotation between the cutter and work, i.e., a lathe; or (b) to a detail of a component or subcombination of a lathe, e.g., specific structure of a headstock, etc.

SEE OR SEARCH CLASS

29, Metal Working,

27+, for combined machines in which one of the operations is rotating the work while transversing a cutting tool therealong.

83, Cutting, appropriate subclasses for machines adapted only to sever or cut off the work at predetermined lengths. Cutting off or severing of a workpiece when included with other turning devices or operations found here or in the appropriate indented subclass.