Patent ID: 6123634
Filing Date: 2000-09-26
Classification: F16H

Abstract:
A transmission for use in a power train of a motor vehicle, comprising first and second conical rotary sheaves; an endless torque transmitting device trained over said conical sheaves, said sheaves having first conical contact portions and said device having at least one second contact portion in frictional engagement with said first conical contact portions to transmit torque from one of said sheaves to the other of said sheaves when said one sheave is rotated by a prime mover; at least said first sheave having an additional conical contact portion in non-rotatable, torque transmitting engagement with the first conical contact portion of said first sheave, the first conical contact portion being interposed between the additional conical contact portion and the second contact portion; and at least one fluid film between the first conical contact portion and the additional conical contact portion of said first sheave.