Pilot-controlled pneumatic slide valve has longitudinally sliding valve slide, where front side of valve slide facing control chamber, has radially exterior recess for placing seal ring

摘要

The pilot-controlled pneumatic slide valve has a longitudinally sliding valve slide (2) placed in a valve housing (1), which is impacted on one side with a control pressure over a control chamber (3) for changing a switching position. A front side of the valve slide facing the control chamber, has a radially exterior recess for placing a seal ring (6), which rests at the recess in unsafe and floating manner.