Patent ID: 7516828
Filing Date: 2009-04-14
Classification: F16F

Abstract:
1. A clutch disc comprising: a hub having a flange portion extended in a radial direction and a boss portion; a side plate arranged coaxially with and relatively rotatable with the hub; a friction member connected to an external periphery of the side plate; an accommodation window formed on an external periphery portion of the hub and on the side plate, the accommodation window on the hub and the accommodation window on the side plate being positioned facing each other in a rotational axial direction; a plurality of springs elastically connecting the hub to the side plate in a rotational direction in the accommodation window; a thrust member provided in a space in an axial direction between the hub and the side plate; wherein the thrust member includes a ring shape member which is biased towards the flange portion of the hub by a biasing means; and wherein said thrust member having a tapered end surface, and only a radially outer portion of the tapered end surface contacts the hub.