US PATENT SUBCLASS 474 / 24
.~ And member has plural, relatively axially movable drive faces

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

8  DF  PULLEY WITH BELT-RECEIVING GROOVE FORMED BY DRIVE FACES ON RELATIVELY AXIALLY MOVABLE COAXIAL CONFRONTING MEMBERS (E.G., EXPANSIBLE CONE PULLEY, ETC.) {13}
24.~ And member has plural, relatively axially movable drive faces

DEFINITION

Classification: 474/24

And member has plural, relatively axially movable drive faces:

(under subclass 8) Subject matter wherein at least one of the components is formed of a plurality of elements each having a belt-engaging surface, the elements of each component being adjustable with respect to each other in directions generally parallel to the longitudinal extent of the pulley* axis. [figure]