Patent ID: 6978866

Claim:
A wheel-bearing and brake-disk unit comprising: a rolling-contact bearing including an outer ring with an outwardly projecting flange thereon; first fastening openings spaced around the flange for fastening thereto of a wheel rim and of a pot-shaped fastening part of a brake disk; the flange has a first smaller outside diameter between each two adjacent first fastening openings and a second larger outside diameter in regions of the flange having the first fastening openings; a flat brake disk including a pot-shaped fastening part at a central region of the brake disk; second fastening openings in the pot-shaped fastening part, the pot-shaped fastening part has an outside diameter between each two adjacent second fastening openings which is smaller than an outside diameter of the fastening part in the region of the second fastening openings and fasteners for fastening the wheel rim to the rolling-contact bearing and to the flat brake disk, each of the fasteners extending through the rim, a respective one of the first fastening openings of the rolling-contact bearing, and a respective one of the second fastening openings of the pot shaped fastening part of the flat brake disk.