Oil-sealed roller chain

Details Oil-sealed roller chain Oil-sealed roller chain

1981-03-20

1984-01-03

Staab, Lawrence J.

Endless belt power transmission systems or components

Positive drive belt

Belt formed of rigid links

F16G 1302

Patent

active

044240503

ABSTRACT:
A roller chain, having an elastic annular member being fitted adjacent each end of a pin and between a pin link plate and a roller link plate for sealing lubricating oil present in the space between the pin and the bushing, comprises a bushing extended on each end thereof so as to form an extended portion projecting outwards from the roller link plate by a length slightly smaller than the thickness of said annular member, said extended portion being provided with a tapered face on the outer periphery thereof, and said annular member being fitted on said outer periphery so as to be in contact with said tapered face and maintained in lightly pressurized contact with the pin link plate and the roller link plate.

REFERENCES:
patent: 1289408 (1918-12-01), Davis
patent: 3055670 (1962-09-01), Sampson
patent: 3068712 (1962-12-01), Kuntzman
patent: 3447837 (1969-06-01), Deli et al.
patent: 3616707 (1971-11-01), Ivashkov et al.
patent: 4094515 (1978-06-01), Araya et al.
patent: 4126359 (1978-11-01), Holze

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