Bearing assembly of steering apparatus and steering apparatus having the same
AssigneeMando Corporation
InventorDong Sik KIM
Life of this patent
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Abstract
Disclosed herein is a bearing assembly for a vehicle steering apparatus, which includes a bearing including an inner ring fastened to a rack bar, an outer ring disposed outside the inner ring with a ball interposed therebetween, and a sealing member provided between the inner ring and the outer ring, and an elastic clip including a body pressed against an outer peripheral surface of the outer ring, fastening portions bent toward sides of the outer ring from both ends of the body, and elastic portions extending from respective ends of the fastening portions and protruding laterally of the outer ring to each have a curvature.
Claims17
A bearing assembly for a vehicle steering apparatus, the bearing assembly being fastened to an outer side of a ball nut coupled to an outer peripheral surface of a rack bar, the bearing assembly comprising:
- a bearing comprising an inner ring fastened to the outer side of the ball nut, an outer ring disposed outside the inner ring with a ball interposed therebetween, and a sealing member provided between the inner ring and the outer ring;
- and
- an elastic clip comprising a body pressed against an outer peripheral surface of the outer ring, fastening portions bent toward sides of the outer ring from both ends of the body, and elastic portions extending from respective ends of the fastening portions and protruding laterally of the outer ring to each have a curvature.
A bearing assembly for a vehicle steering apparatus, the bearing assembly being fastened to an outer side of a ball nut coupled to an outer peripheral surface of a rack bar, the bearing assembly comprising:
- a bearing comprising an inner ring fastened to the outer side of the ball nut, an outer ring disposed outside the inner ring with a ball interposed therebetween, and a sealing member provided between the inner ring and the outer ring;
- and
- an elastic clips comprising a body pressed against an outer peripheral surface of the outer ring, first bent portions bent from both ends of the body to a boundary between the outer ring and the sealing member, second bent portions bent laterally of the outer ring from respective ends of the first bent portions, and elastic portions extending from the respective second bent portions and protruding laterally of the outer ring to each have a curvature.
A vehicle steering apparatus comprising:
- a steering wheel;
- a pinion shaft connected to the steering wheel to rotate along with rotation of the steering wheel;
- a rack bar rectilinearly moved by rotational force of the pinion shaft;
- a ball nut coupled to an outer side of the rack bar;
- a drive unit to provide auxiliary power for rectilinear motion of the rack bar;
- a bearing comprising an inner ring fastened to an outer side of the ball nut, an outer ring disposed outside the inner ring with a ball interposed therebetween, and a sealing member provided between the inner ring and the outer ring;
- and
- an elastic clip coupled to an outer side of the bearing.
Dependencies are inferred from the claim text.