A method for electronically servo-assisting a bicycle gearshift, including the steps of: a) driving an actuator of a bicycle gearshift to displace a chain of the gearshift in an axial direction with respect to a gearshift group comprising at least two sprockets; b) receiving information on the desired...http://www.google.fr/patents/US7383103?utm_source=gb-gplus-shareBrevet US7383103 - Electronically servo-assisted bicycle gearshift and related method
Electronically servo-assisted bicycle gearshift and related method
