Patent ID: 8905641
Filing Date: 2014-12-09
Classification: B60B,F16C,F16J

Abstract:
1. A hub-bearing assembly for rotatably mounting a wheel to a vehicle, the assembly having an axis of rotation (x) and comprising: a radially outer, stationary bearing ring; a radially inner bearing ring, which is rotatable about the axis of rotation and provides a flange extending in a radially outer direction for mounting a wheel; a plurality of rolling elements interposed between the outer and inner rings; a sealing device, mounted to the outer ring and having a plurality of elastomeric sealing lips extending towards the inner ring; wherein the flange forms an annular relief projecting in an axially inner direction and providing a radially inner, cylindrical or frustoconical surface, facing the axis of rotation (x), and at least one of the elastomeric sealing lips of the sealing device is a non-contacting axial lip which extends axially towards the flange and provides a free end portion which performs a labyrinth seal, without contact, with the radially inner surface of the annular relief.