An auxiliary power device adapted for use with a bicycle includes a drive unit, first and second one-way transmissions that are adapted to be mounted in a bike frame of the bicycle, a crankshaft and a transmission sprocket. The first one-way transmission is connected between the drive unit and the transmission sprocket. The second one-way transmission is mounted between the crankshaft and the transmission sprocket. When rotation of the transmission sprocket is driven by the drive unit via the first one-way transmission, the second one-way transmission is idling. When rotation of the transmission sprocket is driven by the crankshaft via the second one-way transmission, the first one-way transmission is idling.
Auxiliary power device for use with a bicycle
2023-01-17
Patent
Elektronische Ressource
Englisch
IPC: | B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer |