Gas control assembly

Details Gas control assembly Gas control assembly

2005-08-16

2005-08-16

Lee, Kevin (Department: 3753)

Fluid handling

Systems

Flow path with serial valves and/or closures

C137S505250, C137S588000, C137S594000, C137S614190

Reexamination Certificate

active

06929028

ABSTRACT:
The gas control assembly includes a control body threaded to a vessel neck to extend into the vessel containing pressurized fluid and has a fitting in the body bore which in conjunction therewith provides a part of a first fluid passageway from an inlet in the vessel and an outlet to the ambient atmosphere. A manually operated valve and a pressure regulator are provided in the first passageway exterior of the vessel. In one embodiment the control body has a second passageway opening through a relief device to the vessel interior and to the ambient atmosphere while in a second embodiment a relief device is provided exterior of the vessel and opens to the first passageway. A main valve is provided in the first passageway and is moved to an open condition when a solenoid is energized.

REFERENCES:
patent: 5458151 (1995-10-01), Wass
patent: 5562117 (1996-10-01), Borland et al.
patent: 6041762 (2000-03-01), Sirosh et al.
patent: 6142128 (2000-11-01), Gobbi
patent: 6186168 (2001-02-01), Schultz et al.
patent: 6675831 (2004-01-01), Sakaguchi et al.
patent: 6691729 (2004-02-01), Takeda et al.

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