| 摘要 |
What is disclosed is a motor/transmission unit for a bicycle which is directly fastened or flange-mounted to a bottom bracket housing, in particular a standard bottom bracket housing. The standard bottom bracket housing is arranged between the motor/transmission unit and a chain ring. A part-in particular casing-of the motor/transmission unit which is integrally connected to the frame may be fastened or flange-mounted to the standard bottom bracket housing in accordance with the International Standard Chain Guide Mount (ISCG). |
