US PATENT SUBCLASS 474 / 141 PULLEY HAVING CIRCUMFERENTIALLY SPACED PORTIONS OF DRIVE FACE SPACED UNEQUAL DISTANCES FROM PULLEY AXIS OF ROTATION (E.G., ELLIPTICAL PULLEY, ETC.)
Current as of: June, 1999
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PULLEY HAVING CIRCUMFERENTIALLY SPACED PORTIONS OF DRIVE FACESPACED UNEQUAL DISTANCES FROM PULLEY AXIS OF ROTATION (E.G.,ELLIPTICAL PULLEY, ETC.):
(under the class definition) Subject matter wherein a first distance between the axis of rotation of a pulley* and a first point on the pulley where a belt* is drivingly engaged is less than a second distance between the axis of the pulley and a second circumferentially spaced point on the pulley periphery where the belt is drivingly engaged. [figure]