Fully electronically authorized bicycle chain wheel gear circuit with a specific mechatronics for calculation of one of the instantaneous load situation at the best adapted gear ratio with means (3, 6, 7, 9, 10) for the measurement of speed, as well as the pedaling or the treading moment ...
The pseudo crank rotational speed determining unit determines a gear ratio from the identified front gear and the identified rear gear, and then the pseudo crank rotational speed is determined from the determined speed of the bicycle and from the determined gear ratio....
The pseudo crank rotational speed determining means determines a gear ratio from the identified front gear and the identified rear gear and then the pseudo crank rotational speed is determined from the determined speed of the bicycle and from the determined gear ratio. MATSUO, NOBUYUKI ...