Water conditioning system

Claim 1

A VALVE ASSEMBLY FOR CONTROLLING A PLURALITY OF TREATMENT OPERATIONS IN LIQUID TREATMENT APPARATUS INCLUDING A TREATMENT TANK, COMPRISING; A VALVE BODY, FIRST PASSAGE MEANS IN SAID VALVE BODY IN COMMUNICATION WITH THE TANK, A RAW LIQUID INLET PORT TO SAID FIRST PASSAGE MEANS, SECOND PASSAGE MEANS IN SAID BODY CONNECTING SAID FIRST PASSAGE MEANS WITH A DRAIN CHAMBER HAVING A DRAIN OUTLET PORT TO ATOMSPHERIC PRESSURE, AN ACTUATOR VALVE IN SAID SECOND PASSAGE MEANS NORMALLY CLOSING SAID SECOND PASSAGE MEANS, A VALVE SEAT IN SAID FIRST PASSAGE MEANS BETWEEN SAID INLET PORT AND SAID SECOND PASSAGE MEANS, A VALVE CORE IN SAID FIRST PASSAGE MEANS SLIDABLE BETWEEN A NORMAL OPERATING POSITION REMOVED FROM SAID VALVE SEAT AND AN ALTERNATE POSITION SEATED AGAINST SAID VALVE SEAT AND SEALING OFF DIRECT COMMUNICATION BETWEEN SAID INLET PORT AND SAID SECOND PASSAGE MEANS, A BOOSTER CHAMBER IN SAID FIRST PASSAGE MEANS OPPOSITE SAID CORE FROM SAID VALVE SEAT, AND THIRD PASSAGE MEANS IN SAID VALVE BODY CONNECTING SAID DRAIN CHAMBER WITH SAID BOOSTER CHAMBER, THE OPENING OF SAID ACTUATOR VALVE PERMITTING LIQUID TO REACH SAID DRAIN CHAMBER FROM SAID FIRST PASSAGE MEANS, SAID DRAIN PORT HAVING A RESTRICTED OPENING TO THE ATMOSPHERE SO THAT A PORTION OF THE FLUID ENTERING SAID DRAIN CHAMBER IS DIRECTED TO SAID BOOSTER CHAMBER THROUGH SAID THIRD PASSAGE MEANS WHERFEBY SAID VALVE CORE IS MOVED POSITIVELY FROM ITS NORMAL OPERATING POSITION TO ITS ALTERNATE POSITION AND SEATED AGAINST SAID VALVE SEAT.