US PATENT SUBCLASS 474 / 77
.~ Including coaxial pulleys shiftable axially to align selected pulley with drive belt

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}
77.~ Including coaxial pulleys shiftable axially to align selected pulley with drive belt

DEFINITION

Classification: 474/77

Including coaxial pulleys shiftable axially to align selected pulley with drive belt:

(under subclass 69) Subject matter including plural pulleys* mounted for rotation about a common axis and wherein means is provided for moving the pulleys in a direction parallel to the longitudinal extent of the common axis to properly position a selected pulley in a drive path.

SEE OR SEARCH THIS CLASS, SUBCLASS:

113+, for a device for shifting a pulley such as to adjust belt tension or to cause engagement and disengagement of pulley with a belt. [figure]