Bearing assembly for a miniature motor

Details Bearing assembly for a miniature motor Bearing assembly for a miniature motor

1997-04-08

1999-05-04

Hannon, Thomas R.

Bearings

Rotary bearing

Plain bearing

384902, 384411, 384213, F16C 3310

Patent

active

058995722

ABSTRACT:
A bearing assembly 10 comprising an oil impregnated sintered bushing 15 supported by a bearing retainer 20 and a sintered oil collector 14 disposed in direct physical contact with an external surface of the bushing 15 to remove excess oil from the bushing. The oil collector 14 is preferably substantially oil free or non-impregnated, has a volume at least 10% that of the bushing and has a porosity which is 5 to 10% greater than the porosity of the bushing.

REFERENCES:
patent: 2669491 (1954-02-01), Haller
patent: 2728619 (1955-12-01), Haller
patent: 3352612 (1967-11-01), Eudier
patent: 4594009 (1986-06-01), Gutris

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