US PATENT SUBCLASS 57 / 102
.~.~ Gear

Current as of: June, 1999
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57 /   HD   TEXTILES: SPINNING, TWISTING, AND TWINING

1 R  DF  APPARATUS AND PROCESSES {45}
92  DF  .~ Driving {6}
102.~.~ Gear {1}
103  DF  .~.~.~> Friction

DEFINITION

Classification: 57/102

(under subclass 92) Driving devices including gear wheels or arrangements thereof.

(1) Note. For gearing, per se, see Class 74, Machine Element or Mechanism, 475, Planetary Gear Transmission Systems or Components, appropriate subclasses.