A bicycle frame 10 for an electric-motor-powered bicycle comprises a seat tube 12 for carrying a seat at one of two opposite ends and a down tube 13 connected with the seat tube at the other one of the opposite ends. The down tube 13 defines in its interior an elongate circumferentially enclosed battery-receiving compartment 18 extending longitudinally of the tube 13 and the frame 10 has an access opening 19 in the region of the junction of the down tube 13 and the seat tube 12 for insertion of an elongate electric-motor power supply battery into and removal of the battery from the compartment 18 in the longitudinal direction of the down tube 13. The access opening 19 may comprise electrical connections to the battery and a charging port 24 may be supplied on the down tube.
Bicycle frame for an electric-motor-powered bicycle
2020-06-24
Patent
Elektronische Ressource
Englisch
IPC: | B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer |
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