| 摘要 |
<p>PCT No. PCT/FR97/01646 Sec. 371 Date May 15, 1998 Sec. 102(e) Date May 15, 1998 PCT Filed Sep. 17, 1997 PCT Pub. No. WO98/12447 PCT Pub. Date Mar. 26, 1998The friction clutch, for a motor vehicle, includes a friction disc, a pressure plate (201), a cover plate (202) fixed on the reaction plate, and an axially acting spring (203) working between the cover plate (202) and the pressure plate (201), the pressure plate (201) being fixed to the cover plate (202) for rotation with the latter while being displaceable axially with respect to it, the clutch further including a wear compensating device comprising ramps (211) disposed circumferentially and adapted to be driven in rotation by a set of teeth (218) which they carry at the periphery, and with which a worm (213) cooperates; for driving the worm (213) in rotation, there is provided a ratchet wheel (220) fixed to the worm (213) for rotation with the latter, the worm (213) and the ratchet wheel (220) being formed in one piece: the teeth (221) of the ratchet wheel (220) are formed at the outer periphery of the thread of the worm (213).</p> |
