| 摘要 |
PROBLEM TO BE SOLVED: To provide a hub unit for a vehicle superior in maintenance property. SOLUTION: This hub unit 1 for the vehicle is integrally provided on an outer ring 4 of a rolling bearing 2 and furnished with a knuckle mounting part 5 on which a knuckle N of a suspension device made of a metal material ionization tendency of which is larger than a metal material constituting the outer ring 4 is mounted from the inside in the axial direction, the knuckle N is fixed on the knuckle mounting part 5 in a state externally fitted on the outer ring 4, an outer ring side contact surface 4A on which the knuckle N is externally fitted is inclined so as to be contracted in diameter toward the inside in the axial direction and a knuckle side contact surface N1 of the knuckle N making contact with the outer ring side contact surface 4A is inclined so as to be along the outer ring side contact surface 4A. COPYRIGHT: (C)2007,JPO&INPIT
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