US PATENT SUBCLASS 474 / 38
.~.~ With neutral condition of drive

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}
37  DF  .~ By manual actuator for one or both confronting members {2}
38.~.~ With neutral condition of drive

DEFINITION

Classification: 474/38

With neutral condition of drive:

(under subclass 37) Subject matter wherein said components are adjustable to a position where neither of the facing belt*-engaging surfaces are engaged with the belt, and wherein structure is provided separate from said components to facilitate supporting the belt to allow relative motion between the belt and the components. [figure]