Filter and automatic dump valve for pressure fluid lines

Claim 1

A FILTER FOR REMOVING WATER FROM AIR FLOWING THROUGH A COMPRESSED AIR LINE INCLUDING: (A) A HEAD HAVING A PASSAGEWAY FOR AIR UNDER PRESSURE AND MEANS FOR REMOVING WATER THEREFROM; (B) A RECEPTACLE CONNECTED TO THE HEAD AND IN OPEN COMMUNICATION THEREWITH FORMING A TRAP FOR THE SEPERATED WATER; (C) A CASING WITHIN THE RECEPTACLE PRESSURIZED FROM THE RECEPTACLE AND HAVING AN OUTLET TO ATMOSPHERE FOR THE COLLECTED WATER; (D) A DISCHARGE VALVE WITHIN THE CASING CONTROLLING THE FLOW OF WATER THROUGH THE OUTLET; (E) SAID VALVE HAVING UPPER AND UNDER FACES ENGAGEABLE BY PRESSURE COUNTERBALANCING THE SAME; (F) EXPANSION MEANS WITHIN THE CASING ACTIVE UPON THE UPPER FACE OF SAID VALVE CONSTANTLY URGING THE SAME TO A CLOSED POSITION; (G) A DIAPHRAGM WITHIN THE CASING FORMING ONE WALL OF AN AIR CHAMBER; (H) A TUBULAR MEMBER FIXED TO THE DIAPHRAGM AND HAVING AN OPEN UPPER END AND OPENINGS COMMUNICATING WITH THE AIR CHAMBER; (K) A POPPET VALVE BELOW THE DIAPHRAGM HAVING AN OPERATING STEM FOR RELEASING TO ATMOSPHERE PRESSURE ACTIVE UPON THE UPPER FACE OF THE DISCHARTE VALVE UNBALANCING THE SAME FOR MOVEMENT TO ITS OPEN POSITION; (M) A FLOAT MOVABLE ON THE TUBULAR MEMBER UPON THE RISE AND FALL OF WATER WITHIN THE RECEPTACLE; (N) SAID FLOAT HAVING A VALVE ENGAGEABLE WITH THE OPEN END OF THE TUBULAR MEMBER CONTROLLING THE FLOW OF AIR THERETHROUGH TO SAID AIR CHAMBER TO ACTUATE SAID DIAPHRAGM; (O) AND SAID DIAPHRAGM WHEN SO ACTUATED ENGAGING THE STEM OF THE POPPET VALVE RELEASING AIR ACTIVE UPON THE UPPER FACE OF THE DISCHARGE VALVE UNBALANCING THE SAME FOR MOVEMENT TO AN OPEN POSITION AND THE DISCHARGE OF TRAPPED WATER TO ATMOSPHERE.