Thrust bearing
AssigneesJtekt Corporation, Nakanishi Metal Works Co., Ltd.
InventorsHiroshi Yano, Mitsuru Saito, Kohei Shibata
Life of this patent
Estimating the term…
Abstract
A thrust bearing that can improve the effect of preventing entry of muddy water etc. The thrust bearing includes: an annular first bearing ring; an annular second bearing ring facing the first bearing ring in an axial direction; a plurality of rolling elements rollably arranged between the first bearing ring and the second bearing ring; an outer seal provided on the second bearing ring, located radially outward of the rolling elements, and sealing a space between the first bearing ring and the second bearing ring; and a cover covering the outer seal from outside in a radial direction.
Claims3
A thrust bearing comprising:
- an annular first bearing ring;
- an annular second bearing ring facing the first bearing ring in an axial direction;
- a plurality of rolling elements rollably arranged between the first bearing ring and the second bearing ring;
- an outer seal provided on the second bearing ring, located radially outward of the rolling elements, and sealing a space between the first bearing ring and the second bearing ring;
- and
- a cover covering the outer seal from outside in a radial direction, wherein:
- the cover includes
- an inner cylindrical portion extending in the axial direction on a radially outer side of the outer seal between a first mount member to which the first bearing ring is attached and a second mount member to which the second bearing ring is attached;
- an inner annular portion extending outward in the radial direction perpendicular to the axial direction from an end of the inner cylindrical portion on the side of the first mount member;
- an outer cylindrical portion connected to a radially outer end of the inner annular portion and extending toward the first mount member;
- and
- an outer annular portion connected to an end on the one side in the axial direction of the outer cylindrical portion on the side of the first mount member and extending outward in the radial direction.
Dependencies are inferred from the claim text.