Syphons adapted to contain and dispense soda water

Claim 1

IN A SYPHON FOR DISPENSING CARBONATED WATER UNDER PRESSURE AND HAVING A LIQUID-RECEIVING VESSEL AND A SYPHON HEAD DEFINING THE CLOSURE FOR SAID VESSEL, AND WHEREIN SAID SYPHON HEAD IS PROVIDED WITH A NORMALLY CLOSED VALVE CONTROLLING COMMUNICATION BETWEEN THE INTERIOR OF SAID VESSEL AND THE OUTSIDE AND ARRANGED TO BE MANUALLY OPENED, AND WITH RELEASABLE MEANS FOR SECURING TO SAID HEAD A PRESSURIZED GAS-CONTAINING CAPSULE AND TO PLACE THE LATTER INTO COMMUNICATION WITH THE INTERIOR OF SAID HEAD; THE IMPROVEMENT COMPRISING AN INTERMEDIATE MEMBER INTERPOSED BETWEEN SAID VESSEL AND SAID SYPHON HEAD, SAID INTERMEDIATE MEMBER COMPRISING A TUBULAR BODY PROVIDED ADJACENT ONE OF ITS ENDS WITH A PERIPHERAL OUTWARDLY EXTENDING TRANSVERSE RIM AND HAVING THE OUTER DIAMETER OF THAT SECTION EXTENDING FROM SAID ONE END TO SAID RIM ENLARGED WITH RESPECT TO THE OUTER DIAMETER OF THE REMAINDER OF SAID BODY, SAID RIM HAVING A PERIPHERAL OUTER FLANGE AND RADIALLY INWARDLY THEREFROM AN ANNULAR EXTERNALLY THREADED SKIRT BOTH FACING TOWARD THE OTHER END OF SAID BODY, THE OUTER DIAMETER OF SAID SKIRT BEING SUBSTANTIALLY EQUAL TO THE INNER DIAMETER OF THE MOUTH OF SAID VESSEL, SAID VESSEL IN THE REGION OF SAID MOUTH BEING INTERNALLY THREADED, A SEALING RING DISPOSED IN THE SPACE BETWEEN SAID SKIRT AND FLANGE FOR CONTACT WITH THE TOP RIM OF SAID VESSEL UPON SCREWING OF SAID SKIRT INTO SAID MOUTH, AND AN ELONGATED OPEN-ENDED TUBE HAVING AN OUTER DIAMETER WHICH IS SMALLER THAN THE INNER DIAMETER OF SAID BODY, SAID TUBE BEING MOUNTED AT SAID ONE END OF SAID BODY IN FLUID-TIGHT RELATION THERETO AND EXTENDING THERETHROUGH INTO CLOSE PROXIMITY WITH THE BOTTOM OF SAID VESSEL, SAID SECTION OF SAID BODY BEING EXTERNALLY THREADED, AND SAID SYPHON HEAD HAVING AN INTERNALLY THREADED BORE SECTION AT ITS BOTTOM END TO PERMIT IT TO BE SCREWED ONTO SAID SECTION OF SAID BODY.