Valves and valve actuation – With material guide or restrictor – Valve at point of greatest restriction
Patent
1979-12-13
1981-11-17
Rosenthal, Arnold
Valves and valve actuation
With material guide or restrictor
Valve at point of greatest restriction
251212, 138 45, F16K 118
Patent
active
043007490
ABSTRACT:
A valve body is enlarged to contain the area of throttling vanes which are mounted on actuating shafts; the body is tapered along with the vanes to provide a loss of body area which is uniform to the throat section of the valve body; regulation of the vanes is accomplished by the shafts which extend outwardly of the valve body.
REFERENCES:
patent: 1306006 (1919-06-01), Gustafson
patent: 2587704 (1952-03-01), Debo
patent: 2740635 (1956-04-01), O'Toole
patent: 2799468 (1957-07-01), Van Deventer
patent: 3160385 (1964-12-01), Di Cesare
patent: 3799502 (1974-03-01), Baum
Ferro Anthony J.
Goldman Holliday L.
Allis-Chalmers Corporation
Jones Robert C.
Rosenthal Arnold
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