Lifting device for at least one ring-rail of a ring spinning or ring-twisting machine moving up and down

摘要

The invention relates to a lifting device for at least one ring rail, movable up and down, of a ring-spinning or ring-twisting machine, with a switching unit which is designed as a stepping motor 15 and on which at least one ring rail 3 hangs by its own weight via a tension element 4, 4'. According to the invention, the lifting device 20 is connected to a releasable blocking device 16. IMAGE