A swingable shaft-driven tricycle, comprising a front frame (1), a rear frame (2), and a transmission mechanism, the front frame (1) is connected to the rear frame (2) through a swinging mechanism (3), the transmission mechanism comprises a front torque ou...

To provide a battery pack that is less likely to be affected by vibrations, shocks and the like and has a stable characteristic, and an electric bicycle that uses the battery pack. A battery pack includes: battery connecting structures in which a plurality...