US Patent 7713130 Tripod-roller

Tripod roller for a constant velocity joint in a tripod construction having an interior ring, an exterior ring, and roller bodies arranged therebetween, whereby provided on the interior and on the exterior ring are two mutually opposing annular shoulders that limit the axial movement of the roller bodies in one direction. One of the rings has another annular shoulder for limiting the axial movement of the roller bodies in the other direction, while other ring is axially extended and has a circumferential annular groove in which is received a radially projecting locking ring that laterally overlaps the one ring.