Valve with flush action

Details Valve with flush action Valve with flush action

1991-05-13

1992-06-09

Rosenthal, Arnold

Valves and valve actuation

Mechanical movement actuator

Plural motions of valve

1376255, F16K 11044, F16K 3150

Patent

active

051200201

ABSTRACT:
An improved valve stem for a valve assembly is provided wherein the valve stem has an external threaded area engaging an internal threaded area of a valve housing for the valve assembly. At least one channel is provided along the threaded area to allow fluid to flow through the threaded area for flushing the threaded area during the manufacturing process of the valve. The channel may be in the form of a flat area along an axial length of the threads, a groove along the length, or a combination of the two.

REFERENCES:
patent: 3115889 (1963-12-01), Frank et al.
patent: 3552421 (1971-01-01), Yocum
patent: 4215714 (1980-08-01), Laue
patent: 4521948 (1985-06-01), Laue
patent: 4986502 (1991-01-01), Ceroke

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