Rolling bearing
AssigneeMINEBEA MITSUMI Inc.
InventorsKenichiro NISHIMUA, Yoji HORIUCHI
Life of this patent
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Abstract
A rolling bearing includes an outer ring, an inner ring, a rolling element disposed in a rollable manner between the outer ring and the inner ring, and an O-ring made of an elastic body and fitted to a peripheral groove provided at an outer peripheral surface of the outer ring. A first bottom surface is provided at a center of the peripheral groove in an axial direction, and a second bottom surface is provided at an end part of the first bottom surface in the axial direction. The second bottom surface extends in a circumferential direction and has a smaller diameter than the first bottom surface.
Claims14
A rolling bearing comprising:
- an outer ring;
- an inner ring;
- a rolling element disposed in a rollable manner between the outer ring and the inner ring;
- and
- an O-ring made of an elastic body and fitted to a peripheral groove provided at an outer peripheral surface of the outer ring, wherein
- a first bottom surface is provided at a center of the peripheral groove in an axial direction, and
- a second bottom surface is provided at an end part of the first bottom surface in the axial direction, the second bottom surface extending in a circumferential direction and having a smaller diameter than the first bottom surface.
4-7. (canceled)
The device according to claim 14, wherein
- the second bottom surface is provided at both ends of the first bottom surface in the axial direction, and
- after the rolling bearing is inserted into the housing, a part of the O-ring is in contact with the first bottom surface, and another part is in contact with any one of a pair of the second bottom surfaces.
Dependencies are inferred from the claim text.