Patent ID: 6929028

Claim:
A gas control assembly mountable to me threaded neck of a vessel containing fluid under pressure and extendable into the neck interior, comprising a control body having an axially elongated inner end portion that has threads for being threadedly mountable to the neck and extendable into the vessel interior and a control body outer end portion locatable exterior of the vessel when the threaded portion is threaded to the neck, a first fluid flow passageway extending within each of the assembly outer end and inner end portions and having an inlet in the interior of the vessel and a main outlet opening to the ambient atmosphere when the threaded portion is threaded to the neck, a main valve in the first passageway and operable between an open position permitting fluid flow through the passageway and a closed position blocking fluid flow through the passageway, said main valve including a valve seat in said passageway, a valve stem movable between a main valve open position and a main valve closed position, said valve stem extending through the valve seat and having an enlarged diametric portion abuttable against the valve seat to block fluid therethrough when in a valve stem closed position, means for operating the valve stem to its open position, said means including a solenoid mounted to the control body outer end portion remote from the assembly inner end portion and having a solenoid coil and plunger means movable to an extended position upon the coil being energized for operating the main valve to its open position, a manually operated on-off valve in the passageway between the main valve and the main outlet opening to permit blocking fluid flow through the passageway and a pressure regulator incorporated in the passageway intermediate the main valve and the passageway main outlet for controlling the pressure at the main outlet.