Valve

Details Valve Valve

1993-06-30

1994-08-09

Hepperle, Stephen M.

Fluid handling

Systems

Multi-way valve unit

137595, 251 26, 251 3002, 251144, F16K 1102

Patent

active

053356934

ABSTRACT:
An automatic hydraulic valve which operates with pressurized fluid, particularly water. The valve closes when fluid pressure is applied and opens when the fluid pressure is withdrawn. It comprises a closed housing having a fluid inlet and outlet and an open housing which accommodates a plug on the end of a plunger reciprocating between the closed and open housings. The valve is particularly suitable for use with evaporative air conditioners.

REFERENCES:
patent: 984440 (1911-02-01), Parrott
patent: 2049997 (1936-08-01), Eaton
patent: 2200578 (1940-05-01), Mahon
patent: 2888030 (1959-05-01), McQueen
patent: 3088481 (1963-05-01), Brueckner
patent: 3151835 (1964-10-01), Miller
patent: 4259985 (1981-04-01), Bergmann
patent: 4360036 (1982-11-01), Shelton
patent: 4961441 (1990-09-01), Salter

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