| 摘要 |
<p>According to the present invention, there is provided a bearing apparatus for a driving wheel of vehicle comprising an outer member (2) formed with double row outer raceway surfaces (2a) on the inner peripheral surface thereof; an inner member (5,6) including a hub wheel (2) having a wheel mounting flange (7) integrally formed therewith at one end thereof and an axially extending cylindrical portion (5b,13b) of a smaller diameter, and at least one inner ring (6) press fitted onto the cylindrical portion (5b,13b), and formed with double row inner raceway surfaces (5a,6a) arranged oppositely to the double row outer raceway surfaces (2a); double row rolling elements (4) contained freely rollably between the outer and inner raceway surfaces (2a and 5a, 6a); wherein an outer joint member (61) of a constant velocity universal joint (53) integrally formed with a shaft portion (60) is inserted into the inner member (5,6) in a torque transmitting manner and axially fastened by a nut (63) so that it is abutted to the inner member (5,6).
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