Bicycle crank bearing assembly

Details Bicycle crank bearing assembly Bicycle crank bearing assembly

1983-07-18

1985-10-08

Levy, Stuart S.

Bearings

Rotary bearing

Antifriction bearing

384538, 384540, 403370, F16C 902, F16C 35077

Patent

active

045456917

ABSTRACT:
A bearing assembly and method of installing such within an enclosing open walled chamber wherein the bearing assembly utilizes first and second spaced apart bearing units. The bearing units low frictionally rotationally support a crank. The inner races of the spaced apart bearing units are connected together through a sleeve which is located about the crank. Mounted on the outer race of each bearing assembly is an expanding ring assembly. Each expanding ring assembly can be moved into tight engagement with the wall of the chamber.

REFERENCES:
patent: 2257401 (1941-09-01), Schwinn
patent: 3009747 (1961-11-01), Pitzer
patent: 3835729 (1974-09-01), Tarutani
patent: 3903754 (1975-09-01), Morroni
patent: 3919898 (1975-11-01), Sugino
patent: 4093325 (1978-06-01), Troccaz
patent: 4240677 (1980-12-01), Payne et al.
patent: 4358967 (1982-11-01), Kastan

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