Tapered roller bearing and automotive pinion shaft...

Details Tapered roller bearing and automotive pinion shaft... Tapered roller bearing and automotive pinion shaft...

2006-08-16

2009-02-03

Hannon, Thomas R (Department: 3682)

Bearings

Rotary bearing

Antifriction bearing

C384S450000

Reexamination Certificate

active

07484895

ABSTRACT:
According to the invention, there is provided a tapered roller bearing in which, where D represents a larger end diameter of the tapered roller and L represents a roller length thereof, the roller length L is 18 mm or smaller, and a ratio of the large end diameter and the roller length of the tapered roller which is expressed by D/L is in the range of 0.55 to 0.9. In addition, respective raceway surfaces of the outer ring and the inner ring and rolling contact surfaces of the tapered rollers are crowned, and a total crowning amount is set to be 50 μm or larger, an outer ring crowning rate is set to be 40% or larger, and a roller crowning rate is set to be 20% or smaller.

REFERENCES:
patent: 5007747 (1991-04-01), Takeuchi et al.
patent: 6447168 (2002-09-01), Tsujimoto et al.
patent: 6502996 (2003-01-01), Joki
patent: 2003/0094849 (2003-05-01), Joki et al.
patent: 199 00 858 A 1 (1999-08-01), None
patent: 0 756 095 (1997-01-01), None
patent: 1 722 117 (2006-11-01), None
patent: 2 341 211 (2000-03-01), None
patent: 3-113 (1991-01-01), None
patent: 3-12015 (1991-02-01), None
patent: 4-95318 (1992-08-01), None
patent: 2001-65574 (2001-03-01), None
patent: 2003-130059 (2003-05-01), None
patent: 2003-314542 (2003-11-01), None
patent: 2005-308074 (2005-11-01), None
patent: WO 2005/080813 (2005-09-01), None
patent: WO 2005/100809 (2005-10-01), None
European Search Report dated Jan. 3, 2007.

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