Vehicle steering system
AssigneeJtekt Corporation
InventorYoshio Nakada
Life of this patent
Estimating the term…
Abstract
A vehicle steering system includes a rack shaft, a pinion shaft, a housing including a rack shaft receiving portion and a pinion shaft receiving portion, and a cover member disposed above the pinion shaft receiving portion. A part of the pinion shaft projects upward from an upper end opening of the pinion shaft receiving portion. The cover member includes a hood portion and an annular side wall portion. The pinion shaft is inserted through the hood portion. The side wall portion includes a valve portion capable of coming into abutment with an outer circumferential surface of the pinion shaft receiving portion.
Claims6
A vehicle steering system comprising:
- a rack shaft including a rack teeth portion in which rack teeth are formed;
- a pinion shaft including a pinion teeth portion in which pinion teeth are formed, the pinion teeth meshing with the rack teeth;
- a housing including a rack shaft receiving portion that receives a part of the rack shaft and a pinion shaft receiving portion that receives a part of the pinion shaft;
- and
- a cover member disposed above the pinion shaft receiving portion, wherein
- the part of the pinion shaft projects upward from an upper end opening of the pinion shaft receiving portion,
- the cover member includes a disc-like hood portion that covers the upper end opening and an annular side wall portion that faces an outer circumferential surface of the pinion shaft receiving portion across a gap,
- the pinion shaft is inserted through the hood portion, and
- the side wall portion includes a valve portion capable of coming into abutment with the outer circumferential surface of the pinion shaft receiving portion by being elastically deformed by pressure received from water splashing when a vehicle is traveling.
Dependencies are inferred from the claim text.