Gripping device for gas or fluid supplying machine tool spindle, has piston or piston rod that lies close to spring against whose biasing direction cylinder piston unit is operated to release grab jaws

摘要

At least two grab jaws (1,2) carry slides (71) that are joined to a single-acting cylinder piston unit through a gearbox in a case (10).The cylinder piston unit is operated opposing the biasing direction of a spring to release the grab jaws. A piston or piston rod lies close to the spring.