| 摘要 |
<p>The invention relates to a bicycle with electric drive, with a frame with a saddle tube and a rear fork, a handle bar, a front wheel and a rear wheel, a crank shaft in a bottom bracket that is connected with the lower side of the saddle tube, a pedal at each end of the crank shaft, the crank shaft and rear wheel will be coupled to each other by respected chain wheels and a chain, an electric motor with a driven shaft that has been coupled by means of a transmission to the front chain wheel, and a battery and a control that have been connected with the electric motor, the control being arranged for controlling the power fed to the electric motor, the electric motor being housed in the saddle tube.</p> |
