Combined pressure regulating and cartridge piercing assembly

Claim 1

IN COMBINATION, AN ELONGATED HOUSING HAVING A CAVITY THEREIN FOR RECEIVING A COMPRESSED GAS CARTRIDGE, AT LEAST ONE CONDUIT IN THE WALL OF SAID HOUSING EXTENDING PARALLEL TO AND ADJACENT SAID CAVITY, THREADS SURROUNDING A PORTION OF SAID CAVITY, A COMBINED PRESSURE REGULAR AND CARTRIDGE PIERCING UNIT COMPRISING AN ELONGATED BODY THREADEDLY RECEIVED WITHIN SAID CAVITY, A LONGITUDINAL PASSAGEWAY IN SAID UNIT ADAPTED TO RECEIVE COMPRESSED GAS FROM SAID CARTRIDGE, A WALL EXTENDING TRANSVERSELY OF SAID LONGITUDINAL PASSAGEWAY AND DIVIDING THE SAME INTO A FIRST CHAMBER AND A SECOND CHAMBER, SAID TRANSVERSE WALL HAVING AN OPENING THERETHROUGH PROVIDING COMMUNICATION BETWEEN SAID FIRST AND SECOND CHAMBERS, AT LEAST ONE OUTLET CONDUIT IN SAID ELONGATED BODY CONNECTING SAID SECOND CHAMBER TO SAID CONDUIT IN THE WALL OF SAID HOUSING, MEANS IN SAID FIRST CHAMBER FOR PIERCING SAID CARTRIDGE WHEN THE PRESSURE REGULATOR AND CARTRIDGE PIERCING UNIT IS THREADED INTO SAID CAVITY, VALVE MEANS FOR CONTROLLING THE FLOW OF GASES FROM SAID FIRST CHAMBER INTO THE SECOND CHAMBER THROUGH THE OPENING IN SAID TRANSVERSE WALL, AND MEANS IN SAID SECOND CHAMBER FOR OPERATING SAID VALVE MEANS TO REGULATE THE FLOW OF GASES INTO SAID SECOND CHAMBER IN RESPONSE TO THE PRESSURE OF GASES WITHIN SAID SECOND CHAMBER.