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
1994-03-22
1995-08-29
Buiz, Michael Powell
Endless belt power transmission systems or components
Control for variable input to output speed-ratio
Including belt shiftable axially from one to another surface...
F16H 5900
Patent
active
054455677
ABSTRACT:
A derailer for derailing a drive chain from one sprocket to an adjacent sprocket of a multi-stage sprocket assembly wherein operation of the derailer thereof is automatically controlled by centrifugal force so that the driving chain is automatically shifted to higher gears as the speed of the bicycle increases.
REFERENCES:
patent: 4838837 (1989-06-01), Testa
patent: 4840605 (1989-06-01), Testa
patent: 4842568 (1989-06-01), Marchigiand
patent: 4895553 (1990-01-01), Nagano
patent: 5163881 (1992-11-01), Chattin
patent: 5295916 (1994-03-01), Chattin
Buiz Michael Powell
Trans-Chattin, Inc.
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