Variable orifice valve assembly

Details Variable orifice valve assembly Variable orifice valve assembly

1983-02-16

1985-05-14

Rosenthal, Arnold

Fluid handling

Systems

Multi-way valve unit

13762531, 138 46, 251208, 251175, F16K 308

Patent

active

045166064

ABSTRACT:
A double disc variable orifice valve is provided for fluid solids service in a petroleum process conduit wherein each disc thereof is provided with a plurality of equally spaced and equally sized apertures extending therethrough. One of the discs of the valve is fixed relative to the surrounding valve conduit. Adjacent to the fixed orifice disc or plate, there is provided an adjustable orifice plate having a similar number of sized and spaced orifices. The adjustable orifice plate is supported at its center from the fixed orifice plate in a pivotal mounting arrangement which may include a central fixed aperture.

REFERENCES:
patent: 607669 (1898-07-01), Underwood
patent: 1738135 (1929-12-01), Bannister
patent: 1837549 (1931-12-01), Herwig, Jr.
patent: 2443071 (1948-06-01), Honerkamp et al.
patent: 2685891 (1954-08-01), Segelhorst et al.
patent: 3414007 (1968-12-01), DeMarco
patent: 4275763 (1981-06-01), Fahrig

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