US PATENT SUBCLASS 74 / 363
.~.~.~.~.~.~ Spur

Current as of: June, 1999
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74 /   HD   MACHINE ELEMENT OR MECHANISM

640  DF  GEARING {31}
325  DF  .~ Interchangeably locked {11}
*  DD  .~.~ Slidable keys or clutches {3}
*  DD  .~.~.~ Single clutch shaft {3}
*  DD  .~.~.~.~ Progressive {2}
362  DF  .~.~.~.~.~ Multiple key {1}
363.~.~.~.~.~.~ Spur {2}
364  DF  .~.~.~.~.~.~.~> Fluid operated
365  DF  .~.~.~.~.~.~.~> Electrically operated

DEFINITION

Classification: 74/363

(under subclass 362) Transmissions, in which the rotatable constantly meshed gears are of the spur type.

SEE OR SEARCH THIS CLASS, SUBCLASS:

336+, for automatically controlled interchangeably locked gearing.

337, for torque responsive interchangeably locked gearing.