US PATENT SUBCLASS 180 / 364
.~ Variable speed or direction


Current as of: June, 1999
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180 /   HD   MOTOR VEHICLES

337  DF  TRANSMISSION MECHANISM {17}
364.~ Variable speed or direction {5}
365  DF  .~.~> Plural
366  DF  .~.~> Belt or chain
367  DF  .~.~> Fluid drive
368  DF  .~.~> Friction drive
369  DF  .~.~> Planetary


DEFINITION

Classification: 180/364

Variable speed or direction:

(under subclass 337) Subject matter wherein the transmission includes a gear arrangement which may be controlled to (a) change the number or fractional number of revolutions made by an output load driving member for each revolution made by an input member or (b) change the direction of rotation of an output load driving member.

SEE OR SEARCH THIS CLASS, SUBCLASS:

65.7, for change speed gearing in combination with an electric motor drive.

230, for a change speed means utilized with a vehicle having only two wheels arranged in tandem.

SEE OR SEARCH CLASS

74, Machine Element or Mechanism,

325+, for interchangeably locked change speed transmissions, per se.

475, Planetary Gear Transmission Systems or Components, 198+, for a charge speed transmission in series with a differential.