IPC Definitions - January 01, 2012
B62M 6/45 - Definition
This group covers:
Means, specially adapted for the application on bicycle, for controlling the delivery of power to the cycle by sensing or detecting of parameters, e.g. rider pedaling force, torque, speed or braking force and then sending a signal to the motor in order to control the output torque to the cycle. This subgroup deals with the way power is diverted or switched over from the motor to the cycle when requested by the rider or automatically according the circumstances or the detected parameters.