Fluid handling – Systems – Multi-way valve unit
Patent
1990-06-11
1991-12-10
Rosenthal, Arnold
Fluid handling
Systems
Multi-way valve unit
251127, 251315, F16K 510, F16K 4704
Patent
active
050709097
ABSTRACT:
A rotary control valve for controlling fluid flow through a conduit comprising at least one fixed trim element and a rotatable plug element located in the conduit in closely abutting position. The trim element and the plug element have a plurality of ducts extending therethrough. The plug element has at least one transverse duct communicating between at least two of the plurality of ducts. The opening of the ducts on the inside face of the trim registers with the opening of the ducts on a face of the plug.
REFERENCES:
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patent: 3665965 (1972-05-01), Baumann
patent: 3693659 (1972-09-01), Parola
patent: 3704726 (1972-12-01), Lewis
patent: 3722854 (1973-03-01), Parola
patent: 3773085 (1973-11-01), Caldwell, Jr.
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patent: 3990475 (1976-11-01), Myers
patent: 4212321 (1980-07-01), Hulsey
patent: 4364415 (1982-12-01), Polon
patent: 4479510 (1984-10-01), Bey
patent: 4665946 (1987-05-01), Hulsey
patent: 4889163 (1989-12-01), Engelbertsson
Neles; Noise Prediction for Q-Ball with Downstream Diffusor.
Neles; Q-Ball Trim Alternatives; 5/86.
Neles; Q-Ball Standard Product Range; 5/86.
Preliminary: Neles Q-Ball 8/87.
Rosenthal Arnold
Shaper Sue Z.
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