Greenhouse - joint, in particular a greenhouse - joint has a screw

摘要

Clamping tool having a clamping arm which is displaceable along a guide rail and can be fixed thereto during the clamping of a workpiece by tilting and which carries, as additional anti-slip device, a threaded pin which has metric thread and is arranged parallel to the guide rail and is screwed into a threaded hole in the clamping arm in such a way that it reaches with its circumferential region into the guide opening of the clamping arm and is pressed against the side of the guide rail facing away from the workpiece during clamping.