To provide a hub unit bearing for drive wheel capable of preventing generation of noise called as stick slip sound.SOLUTION: In a hub unit bearing for drive wheel, a hub ring is connected and fixed to a constant velocity joint by fastening a nut screwed into a tip part of a spline shaft, in a state of contacting an axial inner end surface of an inner ring with an axial outer end surface of an outer ring for constant velocity joint of the constant velocity joint. At an axial inner end of the inner ring, an inner diameter extension part is provided so as to extend to an inner diameter side with respect to an outer diameter surface of a small diameter stage part, and the axial outer end surface of the outer ring for constant velocity joint contacts with the axial inner end surface of the inner diameter extension part.SELECTED DRAWING: Figure 1

    【課題】スティックスリップ音と呼ばれる異音の発生を防止した駆動輪用ハブユニット軸受を提供する。【解決手段】駆動輪用ハブユニット軸受は、内輪の軸方向内端面を等速ジョイントの等速ジョイント用外輪の軸方向外端面に当接させた状態で、スプライン軸の先端部に螺合したナットを締め付ける事により。ハブ輪が等速ジョイントに結合固定されている。内輪の軸方向内端に、小径段部の外径面よりも内径側に延びる内径拡張部を設けており、内径拡張部の軸方向内端面に等速ジョイント用外輪の軸方向外端面が当接している。【選択図】図1


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    Titel :

    HUB UNIT BEARING FOR DRIVE WHEEL


    Weitere Titelangaben:

    駆動輪用ハブユニット軸受


    Beteiligte:
    SHII SEIJI (Autor:in)

    Erscheinungsdatum :

    2019-04-04


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    F16C SHAFTS , Wellen / B60B VEHICLE WHEELS , Räder für Fahrzeuge



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