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Continuously variable traction roller transmission

  • US 5,033,322 A
  • Filed: 04/16/1990
  • Issued: 07/23/1991
  • Est. Priority Date: 04/25/1989
  • Status: Expired due to Term
First Claim
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1. A continuously variable traction roller transmission comprising:

  • a first continuously variable transmission unit including first input and output traction discs, and a pair of first traction rollers interposed between said first input and output traction discs for transmitting a torque therebetween;

    a second continuously variable transmission unit including second input and output traction discs, and a pair of second traction rollers interposed between said second input and output traction discs for transmitting a torque therebetween;

    said first input traction disc being coupled with said second input traction disc, and said first output traction disc being coupled with said second output traction disc;

    a pair of first roller support members supporting said pair of first traction rollers;

    a pair of second roller support members supporting said pair of second traction rollers;

    means for preventing relative movement between said pair of first roller support members and said pair of second roller support members.

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