| 摘要 |
The present invention relates to a vehicle operable by means of motor power and/or pedaling power, in particular an electric bicycle, comprising a crank assembly (2) having a bottom bracket shaft (20), a chainwheel (4) which outputs drive torque for the vehicle to a chain (5), an electric drive (3) and a friction drive (10) for the continuously variable changing of a transmission ratio, wherein said friction drive (10) and the electric drive (3) are arranged on said crank assembly (2) and wherein the friction drive (10) is connected to the crank assembly (2) and designed in such a way that a torque produced by a rider is transmitted to said chainwheel (4). |
