US PATENT SUBCLASS 74 / 358
.~.~.~.~.~ Keys simultaneously slidable

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  .~.~.~ Multiple clutch shafts {4}
357  DF  .~.~.~.~ Progressive {1}
358.~.~.~.~.~ Keys simultaneously slidable

DEFINITION

Classification: 74/358

(under subclass 357) Transmissions, wherein the slidable keys or clutches are manually operated simultaneously to provide progressive changes in gear ratios.