Five-port bistable pneumatic valve unit

Abstract

Abstract THIS FIVE-PORT BISTABLE PNEUMATIC VALVE UNIT COMPRISING A BODY IN WHICH AN INLET PORT CONNECTED TO A SOURCE OF COMPRESSED GAS, FIRST AND SECOND OUTLET PORTS AND FIRST AND SECOND EXHAUST PORTS ARE FORMED, CHARACTERIZED IN THAT IT COMPRISES A CENTRAL FEED CHAMBER COMMUNICATING WITH SAID INLET PORT AND HAVING A FREE VALVE MEMBER SLIDABLY MOUNTED THEREIN, FIRST AND SECOND INTERMEDIATE OUTLET CHAMBERS BOTH CONNECTED ON THE ONE HAND THROUGH FIRST AND SECOND CONNECTING PASSAGES TO SAID CENTRAL CHAMBER, RESPECTIVELY, AND ON THE OTHER HAND TO SAID FIRST AND SECOND OUTLET PORTS, RESPECTIVELY, AND SAID FIRST AND SECOND EXHAUST PORTS, RESPECTIVELY, FIRST AND SECOND FLAP VALVES FREELY MOUNTED IN SAID FIRST AND SECOND INTERMEDIATE OUTLET CHAMBERS RESPECTIVELY FOR CLOSING SAID FIRST AND SECOND EXHAUST PORTS, FIRST AND SECOND PUSH MEMBERS DISPOSED EXTERNALLY OF SAID FIRST AND SECOND OUTLET CHAMBERS, RESPECTIVELY, AND REGISTERING WITH SAID FIRST AND SECOND EXHAUST PORTS SO THAT THEY CAN PROJECT THROUGH SAID EXHAUST PORTS AND UNSEAT SAID EXHAUST PORT FLAP VALVES WITHIN SAID OUTLET CHAMBERS, AND FIRST AND SECOND DEVICES FOR ACTUATING SAID FIRST AND SECOND PUSH MEMBERS RESPECTIVELY AND UNSEAT SAID FIRST AND SECOND FLAP VALVES RESPECTIVELY.

Inventors

• 👤 Robert Metivier

Bibliographic Details