The invention relates to a driving assembly of an electric bicycle, wherein a crankshaft passes through the interior of a five-way pipe of the bicycle; an external axle group sleeves the crankshaft; the external axle group is linked with a tubular motor group by power; a first side of the crankshaft sleeves and is limited in a left side hole of the five-way pipe by a left locating group; a second side of the crankshaft sleeves and is limited in a right side hole of the five-way pipe by a right locating group; the right locating group is fixedly provided with a gear disc group; a control unit is used for sensing the displacement of the crankshaft pulled by a bicycle chain by a torsion detection unit, and the torsion value can be obtained according to the displacement, so that the output power of the tubular motor group can be correspondingly controlled; after the driving assembly is used, the pedaling capable of assisting the foot strength by an assistive way is particularly realized.
Driving assembly of electric bicycle
2015-07-15
Patent
Electronic Resource
English
IPC: | B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer |
Driving device for electric bicycle and electric bicycle
European Patent Office | 2024
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