Sealed thrust ball bearing

Details Sealed thrust ball bearing Sealed thrust ball bearing

1987-05-05

1988-10-25

Footland, Lenard A.

Bearings

Rotary bearing

Antifriction bearing

F16C 3378

Patent

active

047800054

ABSTRACT:
A sealed thrust ball bearing having a plurality of balls rollable between a first race and a second race and elastic seal members sealing the clearance between the inner peripheral portions of the races and the clearance between the outer peripheral portions of the races. The first race has a hollow cylindrical portion on its inner periphery extending toward the second race with an inner elastic seal member fixedly fitted to an outer side thereof. The second race has a hollow cylindrical portion on its outer periphery extending toward the first race with an outer elastic seal member fixedly fitted to an inner side thereof. The inner elastic seal member has a lip in intimate contact with the inner peripheral portion of the second race. The outer elastic seal member has a lip supporting the axially outer face of the outer peripheral portion of the first race in intimate contact with the face.

REFERENCES:
patent: 4120543 (1978-10-01), Greene, Jr. et al.
patent: 4368932 (1983-01-01), Wolzenburg
patent: 4400041 (1983-08-01), Lederman
patent: 4466751 (1984-08-01), Huguchi
patent: 4505524 (1985-03-01), Krall
patent: 4566812 (1986-01-01), Takei et al.

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