Fluid handling – Line condition change responsive valves – Direct response valves
Patent
1978-06-28
1981-08-18
Weakley, Harold W.
Fluid handling
Line condition change responsive valves
Direct response valves
137495, F16K 1500
Patent
active
042841020
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: 1984792 (1934-12-01), Ford
patent: 3590860 (1971-07-01), Stenner
patent: 4008735 (1977-02-01), Thompson
patent: 4083379 (1978-04-01), Aus der Au
H. Adler Associates, Inc.
Weakley Harold W.
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