US PATENT SUBCLASS 474 / 75
.~.~ Selection by tightening belt on selected pulley

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

69  DF  CONTROL FOR VARIABLE INPUT TO OUTPUT SPEED-RATIO {7}
73  DF  .~ Including separate belt on each of coaxial pulleys selectively engaged in drive train {3}
75.~.~ Selection by tightening belt on selected pulley

DEFINITION

Classification: 474/75

Selection by tightening belt on selected pulley:

(under subclass 73) Subject matter wherein the operator selection means includes a device movable by the operator to increase the tension exerted on the belt* in the active drive path.

SEE OR SEARCH THIS CLASS, SUBCLASS:

5, for a device for tightening a belt on a selected pulley associated with a forward and reverse drive.

101+, for a device for adjusting belt tension. [figure]