Valve control head

Claim 1

A VALVE CONTROL HEAD COMPRISING A BODY HAVING MEANS FOR EFFECTING REMOVABLE SECUREMENT OF SAID BODY TO A CONTAINER FOR CONFINING FLUID UNDER PRESSURE, THE CONTAINER BEING PROVIDED WITH A VALVE OPERATING ELEMENT FORMED WITH AN UPWARDLY FACING DISCHARGE OUTLET, SAID BODY HAVING GUIDEWAY MEANS THEREIN; A CONTROL ELEMENT SLIDABLY MOUNTED IN SAID GUIDEWAY MEANS AND STRUCTURALLY INDEPENDENT OF THE VALVE OPERATING ELEMENT, SAID CONTROL ELEMENT HAVING A LONGITUDINAL BORE EXTENDING THERETHROUGH FROM END TO END AND BEING PROVIDED WITH AN INLET AT ITS LOWER END FOR FACING THE VALVE OPERATING ELEMENT AND BEING PROVIDED WITH AN OUTLET AT ITS UPPER END IN COMMUNICATION WITH THE ATMOSPHERE AND HAVING A TRANSVERSE BORE IN COMMUNICATION WITH SAID LONGITUDINAL BORE BETWEEN THE ENDS THEREOF PROVIDED WITH AN OUTLET; SEALING MEANS AT THE LOWER END OF SAID LONGITUDINAL BORE FOR RELEASABLY CONNECTING THE SAME IN FLUID FLOW COMMUNICATION WITH THE DISCHARGE OUTLET OF THE VALVE OPERATING ELEMENT; A TUBE SECURED TO SAID CONTROL ELEMENT FOR MOVEMENT THEREWITH HAVING ONE END IN FLUID FLOW COMMUNICATION WITH THE OUTLET OF SAID TRANSVERSE BORE AND ITS OTHER END BEING ADAPTED FOR CONNECTION TO A POINT OF USE; A MANUALLY OPERABLE LEVER EXTENDING ACROSS SAID CONTROL ELEMENT AND PIVOTALLY MOUNTED ON SAID BODY, SAID LEVER HAVING MEANS FOR ENGAGING SAID CONTROL ELEMENT AND CLOSING THE OUTLET OF SAID LONGITUDINAL BORE AT ITS UPPER END AND FOR EFFECTING MOVEMENT OF SAID CONTROL ELEMENT TO ACTUATE SAID VALVE OPERATING ELEMENT; AND SPRING MEANS MOUNTED BETWEEN SAID BODY AND SAID LEVER FOR MOVING SAID LAST MENTIONED MEANS OUT OF ENGAGEMENT WITH SAID CONTROL ELEMENT TO OPEN THE OUTLET OF SAID LONGITUDINAL BORE WHEN SAID LEVER IS RELEASED.