Patent ID: 7559384

Claim:
A driving system of a motor vehicle for providing vehicle propulsion power and vehicle accessory power, comprising: an engine having an accessory belt providing power to at least one accessory machine; a motor/generator operatively connected to said accessory belt for alternately driving said accessory belt and being driven by said accessory belt; a one-way clutch vibration damper having an engine input member and a belt interface, said engine input member being concentrically disposed with respect to said belt interface, and said engine input member being attached to an engine crankshaft for transmitting torque in a pre-determined direction; wherein said belt interface rotates freely when torque applied by said motor/generator through said accessory belt in said pre-determined direction is greater than the torque applied by said engine input member, and said belt interface rotates at the same rotational speed with said engine input member when the torque transmitted through said accessory belt is less than or in the opposite direction as the rotation of said engine input member.