Fluid handling – Systems – Multi-way valve unit
Patent
1974-08-26
1976-04-20
Cohan, Alan
Fluid handling
Systems
Multi-way valve unit
137269, 251282, 251367, F16K 1107
Patent
active
039511707
ABSTRACT:
A fluid control valve comprising a housing having at least two chambers separated by a wall. An opening is bored through the common wall of the two chambers and a tubular gate means sealably and slidably positioned in the bore so that it can move from one position where it seals off a first chamber to a second position where it uncovers the first chamber and seals off a second chamber. External means are provided for moving the tubular gate means in the bore.
REFERENCES:
patent: 521008 (1894-06-01), Beach
patent: 1679257 (1928-07-01), Neebe
patent: 1751061 (1930-03-01), Ter Beest
patent: 2645450 (1953-07-01), Chessman
patent: 2921603 (1960-01-01), Lofink
patent: 2996082 (1961-08-01), Miner
patent: 3234968 (1966-02-01), Frantz
patent: 3574311 (1971-04-01), Fairbanks
patent: 3648718 (1972-03-01), Curran
patent: 3719199 (1973-03-01), Mentink
patent: 3847374 (1974-11-01), Tittelbach
Cohan Alan
Michalsky Gerald A.
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