Combination stop and pressure reducing valve

Details Combination stop and pressure reducing valve Combination stop and pressure reducing valve

1979-11-21

1981-12-15

Cohan, Alan

Fluid handling

Line condition change responsive valves

With separate connected fluid reactor surface

13750518, 1374546, F16K 31122

Patent

active

043054234

ABSTRACT:
For purposes of the stop of flow of water and the reduction of excess pressure in potable or sanitary water supply pipe lines, a Combination Stop and Pressure Reducing valve having one bonnet only. This combination valve, of the same size as the conventional stop valve now used in the plumbing industry, replaces the stop valve at its commonly used location and, simultaneously replaces the pressure reducing valve which is generally installed elsewhere in the pipe lines.

REFERENCES:
patent: 208961 (1878-10-01), Crosby
patent: 1856664 (1932-05-01), Steen
patent: 1984792 (1934-12-01), Ford
patent: 2301031 (1942-11-01), Ferguson
patent: 2730269 (1956-01-01), Earle
patent: 2933099 (1960-04-01), Lisiak
patent: 3358964 (1967-12-01), Cohen
patent: 3451431 (1969-06-01), Royer
patent: 3590860 (1971-07-01), Stenner
patent: 3730215 (1973-05-01), Conery
patent: 4008735 (1977-02-01), Thompson
patent: 4083379 (1978-04-01), Aus der Au

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