Fire protection water supply valve

Details Fire protection water supply valve Fire protection water supply valve

1975-06-02

1978-07-18

Cohan, Alan

Fluid handling

Line condition change responsive valves

With separate connected fluid reactor surface

13750518, G05D 1600, F16K 31363

Patent

active

041009339

ABSTRACT:
A fire protection water supply valve for discharging a high pressure water source at a predetermined lower pressure which includes a manual override to close a control valve in a shut-off and to open the valve to discharge full line pressure and an intermediate position for an automatic pressure control for outlet flow in a desired pressure range.

REFERENCES:
patent: 784408 (1905-03-01), Krichbaum
patent: 1984792 (1934-12-01), Ford
patent: 3456681 (1969-07-01), Faisandier

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