Control valve

Details Control valve Control valve

1985-12-02

1987-11-17

Rosenthal, Arnold

Valves and valve actuation

With material guide or restrictor

Movable or resilient guide or restrictor

251118, 251903, F16K 138, F16K 142, F16K 4702

Patent

active

047072784

ABSTRACT:
A control valve includes a valve box whose interior accommodates a valve needle closing against a valve seat. The interior of the valve box is subdivided in sections with at least two conical bores with different cone angles for improving the flow guidance and providing more uniform velocity distribution.

REFERENCES:
patent: 1163370 (1915-12-01), Ryan
patent: 1843462 (1932-02-01), Scott
patent: 2014314 (1935-09-01), Defenbaugh
patent: 2061852 (1936-11-01), Schweitzer
patent: 3588037 (1971-06-01), Ritchie
patent: 3880399 (1975-04-01), Luthe
patent: 4047695 (1977-09-01), Cleveland et al.
patent: 4337788 (1982-07-01), Seger
patent: 4397331 (1983-08-01), Medlar

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