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Continuously variable transmission

  • US 7,402,122 B2
  • Filed: 03/30/2007
  • Issued: 07/22/2008
  • Est. Priority Date: 09/02/1997
  • Status: Expired due to Fees
First Claim
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1. A mechanism for facilitating the adjustment of a speed ratio of a continuously variable transmission (CVT), the mechanism comprising:

  • a generally cylindrical support member having a central bore, the central bore defining a central axis of the mechanism;

    a first platform having first and second sides, wherein the first platform is mounted coaxially with the central axis;

    wherein the first side of the first platform comprises a first convex surface; and

    wherein the second side of the first platform is placed axially adjacent to the support member.

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