US PATENT SUBCLASS 74 / 370
.~.~.~.~.~.~.~ Intermediate clutch

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}
366  DF  .~.~.~.~.~ Single key {2}
369  DF  .~.~.~.~.~.~ Spur gears {3}
370.~.~.~.~.~.~.~ Intermediate clutch

DEFINITION

Classification: 74/370

(under subclass 369) Transmissions, providing two speeds only, wherein constant mesh spur gears connect the drive and driven shafts, the gears being loosely mounted on the shafts and being adapted to be connected to their respective shafts by a single manually operable slidable key or clutch intermediate the loosely mounted gears.

SEE OR SEARCH THIS CLASS, SUBCLASS:

368, for clutch and ratchet, and single key, single clutch shaft, progressive interchangeably locked gearing.

377, for spur type, single forward and reverse, single clutch shaft, interchangeably locked gearing.