Bearing device and steering column

摘要

The device i.e. antifriction bearing (4), has a prestressed annular element i.e. prestressed washer (13), arranged in an envelope (10) for being axially prestressed between one of radial portions of the envelope and a lateral surface of one of annular rods (11, 12). The envelope has an axial portion directed towards the interior and is connected on the radial portion for forming an annular chamber with U-shaped cross section in which the annular element is partly arranged. The annular element is formed of an elastic material and has a rectangular section at a free end.