| 摘要 |
A screw drive with a threaded spindle and with a screw member having an inner thread for threaded engagement with the spindle thread in which the inner thread of said screw member has a greater diameter than the spindle thread and in which the screw member is eccentrically arranged with regard to the longitudinal axis of the spindle and is adapted to rest on bearing means or roller means of a frame guided by the spindle. |
