To provide a wheel support bearing assembly, in which the rigidity of an outboard portion thereof can be increased without increasing the weight of the bearing assembly, the wheel support bearing assembly includes outer and inner members (1,2) and rows Lo and Li of rolling elements (7,8) interposed between outboard and inboard raceways (3 to 6) defined in the outer and inner members confronting each other. The inner member (2) includes a hub axle (18) having a wheel fitting flange (20) on an outboard side thereof, and an inner race member (19) mounted on an inboard end thereof, The hub axle has an outer diameter D1 measured at a point P intermediate between Lo and Li is greater than the minimum diameter D2 of the raceway (6) on the inboard side, A pitch circle diameter PCDo of the outboard row Lo is greater than PCDi of the inboard row Li.


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    Title :

    Wheel support bearing assembly


    Additional title:

    Radlagereinheit
    Ensemble de palier de roue


    Contributors:

    Publication date :

    2015-10-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

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



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