Land vehicles – Wheeled – Occupant propelled type
Patent
1990-08-27
1991-09-03
Hill, Mitchell J.
Land vehicles
Wheeled
Occupant propelled type
118504, 118505, B62J 1300
Patent
active
050446495
ABSTRACT:
A foldable adjustable cleaning shield for use while maintaining the drive mechanisms of a bicycle, designed to fit between the rear wheel and its sprockets in a plane parallel to said wheel protecting the wheel and tire while exposing the drive chain, sprockets, chain wheels, and deraileur mechanisms for cleaning and lubrication. A fold at floor level helps to hold the shield in place and also provides a surface to catch dirt and dripping liquids.
REFERENCES:
patent: 2212166 (1940-08-01), Nelson
patent: 2227453 (1941-01-01), Koch
patent: 4792191 (1988-12-01), Farmer
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