Patent ID: 6330937
Filing Date: 2001-12-18
Classification: F16D

Abstract:
Wheel hub and brake disc device for a vehicle wheel, comprising a hub portion (7) mounted via bearing means (2) on an axle end (1), said hub portion having a cylindrical neck portion (7) with alternating axial grooves (8) and bars (9), a brake disc (10) having a central opening with corresponding grooves (11) and bars (12), engaging the bars (9) and grooves (8) in the neck portion to fix rotationally the brake disc on the hub portion, and an open retainer ring (14), held in a peripheral groove (13) in the neck portion for axially fixing the brake disc in one direction on the hub portion, characterized in that the retainer ring (14) has end portions facing each other, of which at least one (17) is bent radially inwards and extends into a recess (8) in the neck portion (7) to fix rotationally the retainer ring on the neck portion.