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Clutch friction wheel, especially for a motor vehicle clutch

  • US 5,366,056 A
  • Filed: 05/05/1993
  • Issued: 11/22/1994
  • Est. Priority Date: 05/07/1992
  • Status: Expired due to Fees
First Claim
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1. A clutch friction wheel comprising a first rotatable part, a second rotatable part having a common axis with said first part, means mounting the two said parts for relative rotation of one with respect to the other, one of said parts having a first annular surface, the other having a second annular surface, a damping means consisting of an annular assembly comprising two coaxial rings in contact with said first and second annular surfaces respectively, and resilient means joining said rings together, wherein one of said rotatable parts defines a groove, the damping means being disposed in said groove and being divided into at least two ring segments, each segment comprises equivalent portions of each of said rings, and wherein said groove defines a pair of opposed flanks defining a radial depth thereof, the damping means having in the relaxed state a radial thickness greater than said radial depth of the flanks, whereby to be under compression between the two said rotatable parts in service.

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