Connecting device for leak tightness test system, has housing, and break device is provided at housing and at piston, which halts piston in withdrawal position and which has disengaging device operated by hand

摘要

The device has a housing (1), which has a housing bore (2) open to two distantly placed surface sections of the housing. The break device (6,8) is provided at the housing and at the piston (3), which halts the piston in the withdrawal position and which has a disengaging device operated by hand, by which the break contact is detachable, to allow sliding around the piston under the force of spring (4) in the push forward position.