Patent ID: 6739441
Filing Date: 2004-05-25
Classification: F16D,F16H

Abstract:
A ratchet one-way clutch comprising:inner and outer races disposed on a same axis, wherein a pawl member as a torque transmitting member and a biasing member biasing said pawl member are provided in one of said inner and outer races and a recessed portion into which said pawl member is fitted is provided in the other of said inner and outer races and a damper spring is provided on an outer periphery of said outer race, and further wherein said damper spring is a coil spring and a spring pocket containing said damper spring has an inner surface portion of a shape complementary to a shape of a circumferential portion of said damper spring, with a curvature of said circumferential portion of said coil spring being substantially equal to a curvature of said inner surface portion and said inner surface portion being substantially engaged with said circumferential portion of said damper spring.