Hydraulic or esp pneumatic device with pressure regulator e.g. for pressurised air feed to powder spray coating plant

摘要

The regulator is supplied 33 with compressed air which passes through a control stage 6 with a movable element 10 that is displaced dependent upon the outlet 23 pressure applied to the underside of a diaphragm that is subjected to the force applied by a coil spring 28. The control chamber can have full supply pressure applied by switching a valve 36 and this closes the regulator.