Preformed pieces for outer and inner races of bearings

Details Preformed pieces for outer and inner races of bearings Preformed pieces for outer and inner races of bearings

1998-10-23

2000-02-01

Graysay, Tamara L.

Bearings

Rotary bearing

Antifriction bearing

384569, 384513, 428577, 428587, 29898066, F16C 3358, B21C 100, B21F 100

Patent

active

060195177

ABSTRACT:
A bearing outer-race performed piece has a turning stock on an outer periphery thereof and has a circular bearing groove on an inner surface thereof. The bearing groove has a cross-section which includes circular portions defined by a circle of a greater diameter than that of a bearing groove of a bearing outer-race product, and a flat portion being arranged between the circular portions at a location shifted toward the center of the circle of the circular portions from a bottom locus of the circular portions.

REFERENCES:
patent: 4506422 (1985-03-01), Egusa
patent: 4643595 (1987-02-01), Weavers
patent: 5102241 (1992-04-01), Pflungner
patent: 5193916 (1993-03-01), Andersson
patent: 5218764 (1993-06-01), Suzuki
patent: 5340221 (1994-08-01), Yasuda et al.

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