Wheel support bearing assembly and manufacturing method thereof

Details Wheel support bearing assembly and manufacturing method thereof Wheel support bearing assembly and manufacturing method thereof

2011-03-22

2011-03-22

Hannon, Thomas R (Department: 3656)

Bearings

Rotary bearing

Antifriction bearing

C029S898060

Reexamination Certificate

active

07909517

ABSTRACT:
A wheel support bearing assembly with a hub axle of enhanced strength and a durability under a rotational bending condition as well as weight reduction, and without changing a shape and a dimension of a wheel mounting flange nor deteriorating a surface runout, and a manufacturing method thereof. A surface hardness is set to 20 HRC or more and than 35 HRC or less by applying an air cooling or a thermal refinement after hot forging a raw material of the hub axle, and a shot peening treatment is applied to an inner diameter portion of the hub axle.

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patent: 2002-087008 (2002-03-01), None
patent: 2005-003061 (2005-01-01), None

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