Brine valves

Claim 1

IN A CONTROL VALVE, A VALVE BODY HAVING A PASSAGEWAY FORMED THROUGH SAID BODY AND ADAPTED TO ESTABLISH COMMUNICATION BETWEEN OPPOSITE ENDS THEREOF, A PAIR OF SPACED VALVE SEATS IN SAID PASSAGEWAY AND A PAIR OF INDEPENDENTLY MOVABLE VALVE CLOSING MEMBERS MOUNTED IN SAID PASSAGEWAY, EACH VALVE CLOSING MEMBER BEING POSITIONED FOR MOVEMENT AGAINST ONE OF SAID SEATS UNDER THE INFLUENCE OF GRAVITY AND AWAY FROM ONE OF SAID SEATS UNDER THE INFLUENCE OF SUCTION, A BLEED PORT BYPASSING ONE OF THE VALVE SEATS SO AS TO SUBJECT THE VALVE CLOSING MEMBER FOR THE OTHER VALVE SEAT TO SUCTION AND PRESSURE CONDITIONS IN THE PASSAGEWAY ON OPPOSITE SIDES OF SAID ONE VALVE SEAT INDEPENDENT OF THE VALVE CLOSING MEMBER THEREFOR AND THEREBY ALLOW OPENING AND CLOSING MOVEMENT, RESPECTIVELY OF SAID VALVE CLOSING MEMBER FOR THE OTHER VALVE SEAT IN ACCORDANCE WITH SAID CONDITIONS, A PUSH ROD SLIDABLY MOUNTED IN SAID VALVE BODY AND HAVING AN OPERATIVE CONNECTION WITH SAID SECOND VALVE CLOSING MEMBER, AND A MEMBER MOVABLY MOUNTED TOWARD AND AWAY FROM SAID PUSH ROD, SAID MEMBER BEING INTERCONNECTED WITH A FLOAT SO AS TO MOVE TOWARD SAID PUSH ROD WHEN SAID FLOAT IS LOWERED AND TO MOVE AWAY FROM SAID PUSH ROD WHEN SAID FLOAT IS RAISED, SAID MEMBER HAVING ONE END THEREOF POSITIONED FOR MOVEMENT AGAINST SAID PUSH ROD TO HOLD SAID SECOND VALVE MEMBER AWAY FROM ITS SEAT UNDER INFLUENCE OF SAID FLOAT WHEN SAID FLOAT IS MOVED TO A LOWERED POSITION WHILE ALLOWING MOVEMENT OF SAID SECOND VALVE MEMBER AWAY FROM ITS SEAT INDEPENDENTLY OF SAID MEMBER WHEN SAID FLOAT IT AT AN UPPER POSITION.