Protector for front chain sprocket of a bicycle

Details Protector for front chain sprocket of a bicycle Protector for front chain sprocket of a bicycle

1992-01-17

1994-06-14

Britts, Ramon S.

Endless belt power transmission systems or components

Guard or housing for belt or pulley

474151, 745942, 74609, B62J 1300

Patent

active

053205839

ABSTRACT:
This invention is directed to a protector for a single or front chain sprocket of a bicycle. The sprocket assembly is mounted on a pedal shaft and is non-rotatably coupled with a sprocket-side pedal. The protector comprises a disc which is adapted to be fixed by a fixing mechanism with respect to the pedal shaft and having a diameter which is sufficient for preventing soiling or damaging clothing or body portions of the user of the bicycle.

REFERENCES:
patent: 504121 (1893-08-01), Cheesman
patent: 846239 (1907-03-01), Osborne
patent: 877820 (1908-01-01), Badger
patent: 951137 (1910-03-01), Lowrance
patent: 1136411 (1915-04-01), Davis
patent: 3477303 (1969-11-01), Brilando
patent: 3815439 (1974-06-01), Tarutani
patent: 4418584 (1983-12-01), Shimano
patent: 4487424 (1984-12-01), Ellis
patent: 4704919 (1987-11-01), Durham
patent: 5003840 (1991-04-01), Hinschlager

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