Rolling bearing unit for supporting wheel

Details Rolling bearing unit for supporting wheel Rolling bearing unit for supporting wheel

2007-07-24

2007-07-24

Footland, Lenard A. (Department: 3682)

Bearings

Rotary bearing

Antifriction bearing

Reexamination Certificate

active

10504172

ABSTRACT:
Rotation torque of the hub rotating together with the road wheel is reduced to improve the driving performance of the vehicle such as acceleration performance, fuel consumption.The opening at both ends of the space where balls14, 14are provided is covered by seal rings16c,16deach having two or three seal lips. The whole rotation torque of the both seal rings16c,16dbased on the friction between the seal lips and the mating surface is reglated between 0.06 N·m and 0.4 N·m.

REFERENCES:
patent: 10-252762 (1998-09-01), None
patent: 11-023598 (1999-01-01), None
patent: 2001-221243 (2001-08-01), None
International Search Report dated Jun. 3, 2003.

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