| 摘要 |
The invention relates in particular to an electrical assistance device for a bicycle, said device including: an electric machine (2) including a rotor, a drive pinion (3) driven by the rotor of the electric machine, attachment means (4) capable of attaching the electric machine to the bicycle (1) close to a tire (5) of a wheel (61; 62) of said bicycle, a power source (7) for powering the electric machine, and means (8) for controlling the electric machine. |
