Stuffing horn

Claim 1

A STUFFING HORN FOR EJECTING MEAT EMULSION UNDER PRESSURE INTO A TUBULAR CASING, SAID HORN COMPRISING AN ELONGATED TUBULAR MEMBER HAVING AN EMULSION ENTRANCE OPENING AT ONE END AND AN EMULSION OUTLET AT THE OPPOSITE END, THE TUBULAR MEMBER ALSO HAVING AN OUTER PERIPHERAL SURFACE ON WHICH THE CASING IS ADAPTED TO BE GATHERED FOR RECEIVING EMULSION FROM SAID OUTLET, SAID SURFACE BEING ADAPTED TO FORM WITH SAID CASING A GAS ESCAPE PASSAGE FROM SAID OUTLET TO ATMOSPHERE, A VALVE HOUSING CONNECTED TO THE TUBULAR MEMBER AND HAVING AN EMULSION INLET, THE VALVE HOUSING ALSO HAVING A VALVE SEAT PARTLY DEFINING A VALVED PASSAGE LEADING FROM THE HOUSING INLET TOWARD SAID ENTRANCE OPENING OF THE TUBULAR MEMBER, A VALVE ELEMENT COACTING WITH SAID SEAT AND MOVABLE TOWARD AND AWAY FROM THE SEAT, SAID HOUSING FORMING AN EXPANSION CHAMBER LOCATED DOWNSTREAM FROM THE VALVE SEAT AND THROUGH WHICH SAID VALVED PASSAGE IS CONNECTED TO SAID ENTRANCE OPENING OF THE TUBULAR MEMBER, BIASING MEANS NORMALLY URGING THE VALVE ELEMENT TOWARD SAID HOUSING INLET AND AGAINST THE SEAT TO SUBSTANTIALLY CLOSE SAID PASSAGE, THE VALVE ELEMENT HAVING A SURFACE EXPOSED TO THE EMULSION PRESSURE IN SAID HOUSING INLET AND OPERABLE BY SAID PRESSURE TO MOVE THE VALVE ELEMENT AWAY FROM THE SEAT AGAINST SAID BIASING MEANS AND THEREBY OPEN THE PASSAGE, AND MEANS IN THE TUBULAR MEMBER FORMING A RESTRICTED ORIFICE FOR FLOW OF EMULSION FROM SAID VALVED PASSAGE TO SAID OUTLET OF THE TUBULAR MEMBER, SAID ORIFICE BEING SUBSTANTIALLY MORE RESTRICTED THAN SAID EMULSION OUTLET TO PROVIDE A SUDDEN RELEASE OF PRESSURE ON THE EMULSION IN ADVANCE OF SAID OUTLET.