Prorake

Details Prorake Prorake

1993-04-27

1994-12-13

Schoeppel, Roger J.

Endless belt power transmission systems or components

Cleaning device for belt, pulley, or guide roll

1523609, F16H 5700

Patent

active

053725530

ABSTRACT:
A cleaning device for cleaning foreign matter which is lodged between the sprockets of a bicycle wheel drive shaft, and particularly, but not exclusively, useful for the sprocket clusters of mountain-type bicycles. The device includes a scraper element which extends in the space or spaces defined between the sprockets for dislodging foreign matter lodged in this space. An attachment bracket retains the scraper element at a predetermined position.

REFERENCES:
patent: 648724 (1900-05-01), Cole
patent: 2242608 (1941-05-01), Graves
patent: 3106740 (1963-10-01), Dukes
patent: 4858266 (1989-08-01), Engstrom
patent: 4960402 (1990-10-01), Kleine t al.
patent: 5207619 (1993-05-01), Klein et al.

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