Measuring and testing – Volume or rate of flow – Combined
Patent
1980-02-04
1981-10-13
Ruehl, Charles A.
Measuring and testing
Volume or rate of flow
Combined
137110, G01F 1510
Patent
active
042941130
ABSTRACT:
A device and method for preventing high pressure surges in fluidic material delivery systems to instruments such as a flowmeter, by the use of restrictors and a pilot operated valve to initially restrict the flow of the fluidic material before allowing total delivery thereof to prevent damage to such meters and other type members.
REFERENCES:
patent: 3135281 (1964-06-01), Morgan
patent: 3315694 (1967-04-01), Addison, Jr.
patent: 3834230 (1974-09-01), Auerbach
Herterick George M.
Sprott Kenneth J.
Dresser Industries Inc.
Hazelwood John N.
Majesko Raymond T.
Ruehl Charles A.
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