Patent ID: 9637164
Date: 2017-05-02
CPC Classifications: B62D,F16H

Claim:
1. A steering system comprising: a motor; a shaft rotatably coupled to the motor; a first pulley coupled to the shaft; a ball screw; and a torque transmitting assembly comprising a ball nut having an outer diameter, and a second pulley positioned on the ball nut, the second pulley is a polymer having a cylindrical outer surface, an inner surface defining a bore extending through the pulley, a cut-out formed in the inner surface, and at least one torque member extending from the inner surface into the bore, wherein the cut-out and the at least one torque member are diametrically opposed on the inner surface; and wherein the ball nut includes a ball guide and a groove at least partially receiving the ball guide, the cut-out providing clearance to and interference and retention of the ball guide when the second pulley is coupled to the ball nut.