Endless belt power transmission systems or components – Control for variable input to output speed-ratio – Including belt shiftable axially from one to another surface...
Patent
1995-06-16
1997-08-12
Schoeppel, Roger J.
Endless belt power transmission systems or components
Control for variable input to output speed-ratio
Including belt shiftable axially from one to another surface...
474110, 280238, 280261, F16H 924
Patent
active
056559828
ABSTRACT:
A shiftable variable ratio sprocket chain drive for rider propelled vehicles, such as bicycles, and for other uses has a shifting mechanism, such as a derailleur mechanism or a gear mechanism, a shifting actuator operable by the rider or user, and a novel hydraulic connector operatively connecting the actuator and the shifting mechanism for hydraulically operating the shifting mechanism to vary the ratio of the drive in response to operation of the actuator.
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Brown Boniard I.
Schoeppel Roger J.
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