Patent ID: 7198583
Filing Date: 2007-04-03
Classification: B62D,B62M,F16H,Y10S,Y10T

Abstract:
1. A power transfer assembly comprising: a plurality of balls distributed radially about a longitudinal axis of the power transfer assembly, each ball having a tiltable axis about which it rotates; an input disc in contact with the balls, the input disc operationally coupled to a cam flange; an output disc in contact with the balls; an idler coaxial and rotatable about the longitudinal axis and in contact with the balls; a plurality of cam rollers contacting the input disc and the cam flange; a roller cage holding the cam rollers, wherein the cam rollers are adapted to press the input disc axially along the longitudinal axis; a ball cage adapted to maintain a radial and axial orientation of the balls about the idler, the ball cage adapted to rotate about the longitudinal axis; and a motor operationally coupled to the ball cage.