A wheel for pedal-assisted bikes includes a fixed structure associable with the frame having a driving pedal crank; a circle element rotatably mounted on the structure around a main rotation axis; a propulsion disc rotatably mounted on the structure and connectable to the driving pedal crank; motion transmission elements for transmitting rotary motion from the disc to the circle element, including a speed gear device for changing the motion transmission ratio from the disc to the circle element; and a first detection device suitable for detecting the force transmitted to the circle element from the disc; an electric motor associated with the structure for cooperating with the disc to motorize the circle element; a power supply for electrically supplying the motor; a processing and control unit for controlling the activation of the motor according to the force detected by the first detection device.
Wheel for pedal-assisted bikes
2015-08-11
Patent
Electronic Resource
English