Carbonating apparatus

Claim 1

IN GAS CHARGING APPARATUS, THE COMBINATION OF A CHARGING CHAMBER FOR CONTAINING A LIQUID TO BE CHARGED AND HAVING A DUCT FOR CONDUCTING SAID LIQUID TO THE CHARGING CHAMBER, WITH A SPRING-LOADED NORMALLY CLOSED LIQUID CONTROL VALVE IN SAID DUCT FOR CONTROLLING THE FLOW OF THE LIQUID TO SAID CHAMBER, SAID APPARATUS HAVING AN EXTERIOR TELL-TALE ORIFICE WITH A VENT-DUCT LEADING TO THE SAME FROM THE INTERIOR OF THE CHARGING CHAMBER FOR INDICATING WHEN THE CHAMBER HAS BECOME FILLED WITH THE LIQUID THAT IS TO BE CHARGED, A SPRING-LOADED NORMALLY CLOSED VENT-VALVE IN SAID VENT-DUCT, MEANS INCLUDING A DUCT THROUGH WHICH THE GAS IS CONDUCTED TO SAID CHAMBER FOR CHARGING THE LIQUID THEREIN, WITH A NORMALLY CLOSED GAS VALVE IN SAID GAS DUCT FOR CONTROLLING THE FLOW OF GAS INTO THE CHARGING CHAMBER, AND A SINGLE ELEMENT CAPABLE OF ASSUMING TWO DIFFERENT POSITIONS TO EFFECT THE FILLING OF SAID CHAMBER WITH SAID LIQUID, FOR EFFECTING A TELL-TALE OUT-FLOW AT THE SAID TELL-TALE ORIFICE WHEN THE SAID CHAMBER HAS BECOME FILLED WITH THE LIQUID, AND FOR OPENING THE GAS VALVE FOR CHARGING THE LIQUID IN THE CHARGING CHAMBER.