Combined disc-rupturing and fluid-dispensing means for pressurized fluid container

Claim 1

DISCHARGE MEANS FOR DISPENSING PRESSURIZED FLUID FROM A CONTAINER HAVING AN UPPER WALL CONTAINING AN OPENING, COMPRISING RIGID CAP MEANS INCLUDING A VERTICAL TUBULAR WALL ADAPTED FOR MOUNTING IN THE CONTAINER OPENING, AND A HORIZONTOL BOTTOM WALL CONNECTED WITH THE LOWER END OF SAID TUBULAR WALL, SAID BOTTOM WALL CONTAINING AN OPENING; A VERTICAL FEED TUBE EXTENDING DOWNWARDLY THROUGH SAID BOTTOM WALL OPENING AND INCLUDING AT ITS UPPER EXTREMITY A RADIALLY OUTWARDLY EXTENDING ANNULAR FLANGE SEATED UPON THE UPPER SURFACE OF SAID BOTTOM WALL, SAID FEED TUBE CONTAINING A VERTICAL PASSAGEWAY HAVING AT ITS UPPER END AN ORIFICE OF A GIVEN DIAMETER; A DEFORMABLE AND RUPTURABLE SOFT METAL SEALING DISC SEATED UPON THE UPPER SURFACE OF SAID FLANGE PORTION TO CLOSE THE FEED TUBE ORIFICE; AN ANNULAR SEALING WASHER SEATED UPON THE UPPER SURFACE OF SAID SEALING DISC AND ARRANGED COAXIALLY RELATIVE TO SAID FEED TUBE ORIFICE, SAID SEALING WASHER CONTAINING A BORE THE DIAMETER OF WHICH IS AT LEAST AS GREAT AS THE ORIFICE DIAMETER; A RESILIENT ANNULAR WASHER SEATED UPON THE UPPER SURFACE OF SAID SEALING WEASHER AND COAXIALLY ARRANGED RELATIVE TO SAID FEED TUBE ORIFICE, SAID RESILIENT WASHER CONTAINING A BORE THE DIAMETER OF WHICH IS LESS THAN SAID ORIFICE DIAMETER; MEANS RIGIDLY CLAMPING SAID FLANGE, SAID DISC AND SAID WASHERS DOWNWARDLY UPON THE SAID BOTTOM WALL; AND A VERTICAL ACTUATOR MEMBER HAVING A TUBULAR LOWER PORTION MOUNTED FOR VERTICAL SLIDING MOVEMENT IN THE BORE OF SAID RESILIENT WASHER, THE LOWER EXTREMITY OF SAID TUBULAR PORTION BEING PARALLEL WITH THE UPPER SAURFACE OF SAID DISC AND HAVING A OUTER DIAMETER WHICH IS LESS THAN THE ORIFICE DIAMETER, SAID ACTUATOR MEMBER HAVING AT ITS UPPER END A DISCHARGE NOZZLE COMMUNICATING WITH THE BORE OF SAID TUBULAR PORTION, WHEREBY UPON AXIAL DISPLACEMENT OF SAID ACTUATOR MEMBER IN THE DIRECTION OF SAID FEED TUBE, THE TUBULAR LOWER EXTREMITY OF SAID ACTUATOR MEMBER SUCCESSIVELY DEFORMS AND RUPTURES SAID SEALING DISC SO THAT THE RAPTURED PARTS ARE INCAPABLE OF REFORMING THE SEAL.