High energy loss fluid flow control device

Details High energy loss fluid flow control device High energy loss fluid flow control device

1976-01-09

1977-08-30

Rosenthal, Arnold

Valves and valve actuation

With material guide or restrictor

Spiral guide or spiral restrictor

251127, 138 43, 138 46, F16K 4706

Patent

active

040449920

ABSTRACT:
A high energy loss fluid flow control device comprising a body defining a chamber in communication with a fluid inlet passage and fluid outlet passage at one end of the chamber; a hollow tubular member mounted in said chamber open at one end adjacent said outlet passage and formed with a helical, internally projecting land extended between said outlet passage and an inlet opening in the wall of said member in communication with said inlet passage, a valve member mounted in said tubular member for axial translation relative thereto including an outwardly projecting helical land extending between an end of said valve member and spaced between adjacent turns of said helical land of said tubular member thereby defining a helical fluid flow passage between said lands extending between said inlet opening and said outlet end of said tubular member.

REFERENCES:
patent: 2323115 (1943-06-01), Bryant
patent: 3095006 (1963-06-01), Smith
patent: 3143145 (1964-08-01), Kauss
patent: 3871616 (1975-03-01), Taylor

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