| 摘要 |
<p>A motor drive hub, in particular for a handlebar-steered vehicle, comprises: - a transmission assembly configured to drive the vehicle in forward direction; - an electric motor rotatable in a first direction and in a second direction and configured to drive the transmission assembly, - the transmission assembly configured to operate in a first operating mode when the motor is rotating in the first direction to provide at least one first drive speed in the forward direction and in a second operating mode when the motor is rotating in the second direction to provide at least one second drive speed in the forward directions motor controller for controlling the motor, wherein the motor is switched by the motor controller between a state in which it rotates in said first direction and a state in which it rotates in said second direction depending on a speed parameter.</p> |
