| 摘要 |
The invention relates to a drive unit for opening and/or closing a motor vehicle lock, in particular a motor vehicle door lock (1), a motor vehicle backrest lock, etc. The drive unit has an electric motor (2) and a transmission element (3 to 7) between the electric motor (2) and the motor vehicle lock. According to the invention, a mechanical actuation element (8) is provided in addition to the electric motor (2). The transmission element (3 to 7) for electrical opening/closing and the actuation element (8) for mechanical opening/closing act on a common connection element (10). In addition, a freewheel is provided between the transmission element (3 to 7) and the actuation element (8) for independent electrical and/or mechanical loading of the connection element (10). |
