| 摘要 |
A drive device comprises a housing pipe, a protection pipe, and a linear drive. The housing pipe and the protection pipe can be moved axially relative to each other in a telescopic manner. The housing pipe is arranged with the closed end thereof facing away from the protection pipe on a fixed base member or a movable component, and the protection pipe is arranged with the closed end thereof facing away from the housing pipe on the movable component or the base member. The linear drive is arranged in at least one of the housing pipe and the protection pipe, and configured to drive the housing pipe and the protection pipe such that the housing pipe and the protection pipe are axially movable relative to each other. |
