Ball bearing for turbocharger

Details Ball bearing for turbocharger Ball bearing for turbocharger

1993-08-19

1996-06-04

Footland, Lenard A.

Bearings

Rotary bearing

Antifriction bearing

384523, 384527, 384513, F16C 3344

Patent

active

055226671

ABSTRACT:
A ball bearing for use in a turbocharger comprising a housing and a rotating shaft for connecting an impeller to a turbine, the outer ring is supported by the housing therein, and the inner ring is fitted onto the rotating shaft in an axially mid portion thereof comprises an outer ring, an inner ring, a plurality of balls with a retainer between the outer ring and the inner ring, the retainer being made of a heat resistant synthetic resin, and guided by the outer ring, the bearing having a gap 14 for lubricant communication formed between the outer peripheral surface of the retainer 10 and the inner peripheral surface of the outer ring 6, and the gap 14 having a gap dimension t14 from 1.0% to 3.5% of the outer diametric dimension R of the retainer 10 at a room temperature.

REFERENCES:
patent: 4997290 (1991-03-01), Aida
patent: 5028150 (1991-07-01), Kronenberger et al.
patent: 5230570 (1993-07-01), Bursey et al.
Japanese Technical Bulletin No. 92-1545, Feb. 1, 1992.
Derwent Abstract No. 92-017205/03 (Abstract of JP 3096716) (no date).

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