Encapsulated pressure regulator for liquid dispenser

Claim 1

A PRESSURE REGULATOR ADAPTED FOR QUICK ASSEMBLY AND DISASSEMBLY WITH AN EMBRACING HOUSING COMPRISING A GENERALLY CYLINDRICAL BODY HAVING A THREADED CONNECTION AT ITS INNER END FOR ASSEMBLY IN A HOUSING AND A MANIPULATING KNOB AT ITS OUTER END BY WHICH THE BODY MAY BE ROTATED ABOUT ITS AXIS, A CARTRIDGE PIERCER EXTENDED FROM THE INNER END OF SAID BODY IN POSITION TO PIERCE A PRESSURIZED CARTRIDGE BY MANIPULATION OF SAID THREADED CONNECTION BY MEANS OF SAID KNOB, PRESSURE REGULATING MEANS IN SAID BODY BETWEEN SAID TWO ENDS, THERE BEING AN INLET OPENING FOR ENTRY OF HIGH PRESSURE GAS INTO SAID BODY FROM A PIERCED CARTRIDGE AND COMMUNICATING WITH SAID PRESSURE REGULATOR MEANS, THERE BEING AN OUTLET OPENING FOR DISCHARGE OF LOW PRESSURE GAS OUT OF SAID BODY AND COMMUNICATING WITH SAID PRESSURE REGULATING MEANS, AND THERE BEING A LOW PRESSURE GAS CHAMBER BETWEEN SAID BODY AND SAID HOUSING AND IN COMMUNICATION WITH SAID OUTLET OPENING WHEN SAID BODY IS ASSEMBLED IN SAID HOUSING, WHEREBY SAID BODY AND PRESSURE REGULATING MEANS MAY BE QUICKLY RENDERED OPERATIVE BY INSERTION INTO AN EMBRACING HOUSING.