An over-running clutch assembly comprises an outer race (12) having a cylindrical inner surface and an inner race (20) having a cammed outer surface coaxial with the cylindrical inner surface and defining a gap therebetween and a roller clutch disposed wit...

In a power switching apparatus which switches a power transmitting state from a drive member to left and right two driven members, a circumferential connection surface of the drive member and each of circumferential connection surfaces in both of the drive...