PROBLEM TO BE SOLVED: To provide a seal structure of a housing in a power steering device which can suppress the generation of noise and fletching in a fitting part between divided housings.SOLUTION: A seal structure of a housing 5 in a power steering device comprises a first housing 8 having a fitting internal cylinder part 21, and accommodating a worm gear mechanism 3, and a second housing 9 having a fitting external cylinder part 22 to which the fitting internal cylinder part 21 is internally fit, and accommodating a rack shaft 58. The structure also comprises a pair of O-rings 31, 32 which are interposed between the fitting internal cylinder part 21 and the fitting external cylinder part 22 while separating from each other in a fitting direction, and a liquefied body such as grease which is filled between the O-rings 31, 32.SELECTED DRAWING: Figure 2

    【課題】分割されたハウジング同士の嵌合部において、異音やフレッティングの発生を抑制できるパワーステアリング装置におけるハウジングのシール構造を提供する。【解決手段】嵌合内筒部21を有し、ウォームギヤ機構3を収容する第1ハウジング8と、嵌合内筒部21が内嵌する嵌合外筒部22を有し、ラック軸58を収容する第2ハウジング9と、を備えたパワーステアリング装置におけるハウジング5のシール構造であって、嵌合内筒部21と嵌合外筒部22との間において嵌合方向に離間して介装される一対のOリング31,32と、Oリング31,32同士の間に充填されるグリス等の液状体と、を備えている。【選択図】図2


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    Title :

    SEAL STRUCTURE OF HOUSING IN POWER STEERING DEVICE


    Additional title:

    パワーステアリング装置におけるハウジングのシール構造


    Contributors:

    Publication date :

    2016-06-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / F16J Kolben , PISTONS



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