US PATENT SUBCLASS 74 / 359
.~.~.~.~ Selective


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



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}
359.~.~.~.~ Selective


DEFINITION

Classification: 74/359

(under subclass 325) Transmissions wherein there are a plurality of slidable keys or clutches splined to a plurality of shafts which are connected to each other by constant mesh gears revoluble on the shafts, and provided with clutch elements adapted to be engaged by the slidable clutches or keys, the slidable keys or clutches being manually shifted to provide selected changes in gear ratios.

SEE OR SEARCH THIS CLASS, SUBCLASS:

373+, for selective, single clutch shaft, interchangeably locked gearing.