| 摘要 |
The invention relates to a friction ring-type transmission (2) for a vehicle operated by motor and/or pedal force, in particular for an electric bicycle (100) having an electric motor (6), comprising a crankshaft (9) for pedal cranks (102, 103), an inner friction ring (26) and an outer friction ring (20) and at least one rotatable double tapered roller (23) arranged on a roller carrier (22), which is in frictional engagement with the inner friction ring (26) and the outer friction ring (20), the friction ring-type transmission (2) being coaxially arranged around the crankshaft (9). |
