A bicycle derailleur brake shifter making use of three pushbuttons disposed in shifter brake lever and two microswitches cloaked under the shifter housing hood for a total of five switches each with programming functionality including shifting to manual, automatic and tandem modes, conventional shift ability where a rear derailleur or a front derailleur shift to a higher or lower sprocket or chain ring, drop shift ability where a rear derailleur and a front derailleur shift to a pre-defined cassette sprocket and chain ring combination for re-initiation of motion from a stopping position, with thereof functionality programmable through a rider user interface with a manual mode programming screen and an automatic and tandem mode programming screen.
Electrical derailleur brake shifter
2025-07-22
Patent
Electronic Resource
English
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