US PATENT SUBCLASS 474 / 15
.~.~.~ Via ball

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}
11  DF  .~ Speed responsive {2}
13  DF  .~.~ To centrifugal force {3}
15.~.~.~ Via ball

DEFINITION

Classification: 474/15

Via ball:

(under subclass 13) Subject matter wherein the part movable outwardly by inertial force comprises one or more spherically shaped devices. [figure]