Nut 1 is connected by a screw pair to bolt a of link 5 whose end b bears against component (sliding rest button) 6. Lever (sliding clamp) 2 has slot d by means of which it can slide along bolt a. Workpiece 3 is clamped by an equalized force between lever 2 and component 6 when nut 1 is tightened. Spring 4 serves to return lever 2 to its upper position. Lever 2 can be pulled back along slot d to remove the workpiece. The device is adjusted by means of screw pair A.
$196$SL,GC$