An electromechanical front gear changer (30) for a bicycle is provided, the bicycle having a chain (64), including a base member (34) attachable to the bicycle. A linkage (54) is movably coupled to the base member (34). A chain guide (60) is movably coupled to the linkage (54) for contacting the chain (64). A motor (226) is supported by the base member (34). A gear transmission is driven by the motor (226) to move the linkage. A CPU is provided for controlling the motor and a power supply (42) is supported by the base member to power the motor and the CPU.
Front gear changer
Vorderer Umwerfer
Changeur de vitesse avant
2016-10-05
Patent
Electronic Resource
English
IPC: | B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer |