Safety controlled valve for gas controller

Details Safety controlled valve for gas controller Safety controlled valve for gas controller

1984-04-26

1986-04-01

Weakley, Harold W.

Fluid handling

Line condition change responsive valves

Safety cut-off requiring reset

1375195, F16K 1700

Patent

active

045791422

ABSTRACT:
A gas safety controlled device attached to the inlet side of a conventional gas controller comprising a push button, push stem and ball valve. The ball valve is urged by high gas flow to close the gas controller inlet the gas controller outlet has overflow demand. The push button and associated push stem can be pushed downwardly on the ball valve to open the gas controller inlet.

REFERENCES:
patent: 2638308 (1953-05-01), Kell
patent: 3326233 (1967-06-01), Perruzzi
patent: 3381707 (1968-05-01), Andersen
patent: 3407827 (1968-10-01), Follett
patent: 3949786 (1976-04-01), Houston
patent: 3977430 (1976-08-01), Bushee
patent: 4188971 (1980-02-01), Otteson
patent: 4223692 (1980-09-01), Perry
patent: 4257448 (1981-03-01), Shiu
patent: 4373548 (1983-02-01), Chou

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