Easily mounted fully enclosed chainguard

Details Easily mounted fully enclosed chainguard Easily mounted fully enclosed chainguard

1993-01-28

1994-05-17

Bui, Thuy M.

Endless belt power transmission systems or components

Guard or housing for belt or pulley

474146, F16H 700

Patent

active

053123034

ABSTRACT:
A chainguard is disclosed for fully enclosing a bicycle chain on a bicycle having a front sprocket and a rear sprocket. The chainguard includes inside and outside covers extending from the front sprocket to the rear sprocket. The inside cover is formed as a hinged structure having top and bottom halves which may be pivoted together once the inside cover is in position extending around the bicycle crank and the rear axle. After the inside cover is in position, the outside cover may be moved into engagement with the inside cover whereby the top and bottom halves of the inside cover are secured together and the bicycle chain is fully enclosed.

REFERENCES:
patent: 628406 (1899-07-01), Griswold
patent: 3885471 (1975-05-01), Morine et al.
patent: 3927578 (1975-12-01), Mattila
patent: 4908008 (1990-03-01), Gorski

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