Flow control valve

Details Flow control valve Flow control valve

1981-04-24

1983-10-04

Rosenthal, Arnold

Fluid handling

Systems

Multi-way valve unit

13762537, 251126, 251127, 138 42, 138 43, F16K 4712, F16K 4714

Patent

active

044073275

ABSTRACT:
The improved flow control valve includes a hollow valve body having an inlet and an outlet and a valve member movable therein to control the flow through the valve. The valve also includes an orifice assembly located in the valve body encircling the valve member. The orifice assembly includes a perforated cylindrical member encircling the valve member and a plurality of annular discs encircling the cylindrical member. The discs include both orifice discs and spacer discs. The orifice discs are located between the spacer discs and each orifice disc is provided with a plurality of orifices. Each spacer disc is provided with a plurality of flow ports that are arranged to aligned serially with the orifices which provide a long curvilinear or spiral flow path through the orifice assembly.

REFERENCES:
patent: 3529628 (1970-09-01), Cummins
patent: 3856049 (1974-12-01), Scull
patent: 4000878 (1977-01-01), Vick
patent: 4004613 (1977-01-01), Purton et al.

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