Pre-stressed rolling bearing, notably for steering column.

摘要

The pre-stressed rolling bearing comprises an inner ring 1, an outer ring 2 and a row of rolling elements 3 disposed between the rings, at least one of said rings comprising a housing 5, two raceways 6, 7 mounted in the housing and in contact with said housing, and at least a pre-stressing element 8 mounted in axial contact with a lateral flange 5b of the housing and exerting a force on one of the raceways. The pre-stressing element 8 further comprises at least a stiffening element 9 comprising a radial portion 10 axially disposed between the pre-stressing element 8 and the associated raceway 6, and an axial portion 11 connected to the radial portion and extending towards the lateral flange 5b of the housing.