Cover device for a driving chain for a bicycle

Details Cover device for a driving chain for a bicycle Cover device for a driving chain for a bicycle

1988-10-17

1989-08-08

Bui, Thuy M.

Endless belt power transmission systems or components

Belt guide has surface in sliding contact with belt

474145, F16H 718

Patent

active

048549240

ABSTRACT:
A cover device for a driving chain stretched between a front chain gear and a rear chain gear of a bicycle, which is provided with a large number of first and second covers each provided with an outside cover portion for covering a space between the link plates of the chain and side cover portions in continuation of both widthwise ends of the outside cover portion for covering the side surface of each link plate. The utmost end of each of the side cover portions is bent toward the center of the width dimension of the outside cover portion to thereby form an engaging portion engageable with the widthwise edge of each link plate.

REFERENCES:
patent: 702775 (1902-06-01), Catchpool
patent: 2909937 (1959-10-01), Williams

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