US PATENT SUBCLASS 474 / 4
.~ Including separate belts for forward and reverse

Current as of: June, 1999
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474 /   HD   ENDLESS BELT POWER TRANSMISSION SYSTEMS OR COMPONENTS

1  DF  CONTROL FOR FORWARD AND REVERSE {3}
4.~ Including separate belts for forward and reverse {1}
5  DF  .~.~> Belt selection by shifting or tightening belt {1}

DEFINITION

Classification: 474/4

Including separate belts for forward and reverse:

(under subclass 1) Subject matter wherein separate belts* are selectively engageable in power transmitting relationship between a power input member and the power output load driving member, one of the belts being engaged when it is desired to drive the load driving member clockwise, and the other of the belts being engaged when it is desired to drive the load driving member counterclockwise.

SEE OR SEARCH THIS CLASS, SUBCLASS:

73+, for a variable speed drive arrangement using plural belts.

84+, for a belt and pulley drive including a plurality of separate belts. [figure]