Patent ID: 7188640

Claim:
A regulator with ON-OFF control and connectable to a gas source, the regulator comprising: a hollow valve body having a gas-source coupling, the coupling being adapted for sealed connection to the gas source, the valve body defining a fill port, a plug chamber, discharge and inlet openings at the coupling, each said opening in communication with the gas source, the valve body also defining a first confined flow passageway in communication between the plug chamber and the discharge opening, the valve body further defining a second confined flow passageway in communication between the fill port and the Inlet opening; a valve mechanism secured to the valve body including a valve plug positioned in the plug chamber and movable therein, a fluid barrier axially movable with respect to the valve body, and a biasing actuator urging the fluid barrier; and an an-off valve operably associated with the first confined flow passageway for starting and stopping the flow of gas from the gas source.