Pressure regulator with soft valve seat

Details Pressure regulator with soft valve seat Pressure regulator with soft valve seat

1976-04-09

1978-02-21

Weakley, Harold W.

Fluid handling

Line condition change responsive valves

With separate connected fluid reactor surface

13750538, 251332, 251357, F16K 3112

Patent

active

040746941

ABSTRACT:
A pressure regulator with a spring loaded diaphragm having spring pressure and atmospheric pressure on one side and line pressure on the other for moving a valve stem in a valve seat for controlling downstream pressure. A soft seat design utilizing a metal seat in the regulator body and a resilient valve insert carried on the valve stem for engaging the seat. An annular flexible insert carried in an annular groove in the valve stem.

REFERENCES:
patent: 2731033 (1956-01-01), Cable
patent: 2904068 (1959-09-01), St. Clair
patent: 3149828 (1964-09-01), Schutmoat
patent: 3857407 (1974-12-01), Olson

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