Rolling bearing

Details Rolling bearing Rolling bearing

1990-07-19

1991-04-30

Footland, Lenard A.

Bearings

Rotary bearing

Antifriction bearing

384912, 384913, F16C 1900

Patent

active

050113046

ABSTRACT:
A rolling bearing, in which at least one of the races and a rolling element of the rolling bearing is made of a raw steel which is free from a Al.sub.2 O.sub.3 or an Al.sub.2 O.sub.3 -base inclusion particle with a 13 .mu.m or more average particle size; but which includes 80 or less Al.sub.2 O.sub.3 or Al.sub.2 O.sub.3 -base inclusion particles with a 3 .mu.m or more average particle size for each tested area of 165 mm.sup.2. The rolling bearing provides a very long life rolling bearing even under the severe conditions of a high bearing, the presence of a deflection in a bearing housing, defective lubrication, etc.

REFERENCES:
patent: 4904094 (1990-02-01), Furumura et al.

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