Fluid handling – Convertible – Reversible check
Patent
1987-02-24
1989-12-26
Cohan, Alan
Fluid handling
Convertible
Reversible check
13762565, 13762569, P16K 11065
Patent
active
048891533
ABSTRACT:
A valve construction which may be used to control the flow of any desired fluid in any desired valving action and which provides an interchangeable and removable activating means and an interchangeable and removable valve cartridge assembly of the lap spool, packed spool, proportional flow or any other version. The valve comprises a removable and interchangeable activating means, a removable and interchangeable cap assembly, a novel housing adapted to accept a removable and interchangeable valve cartridge assembly of the lap spool, packed spool, proportional flow, or any other version, and a removable and interchangeable valve cartridge assembly of the lap spool, packed spool, proportional flow, or any other version comprised of a plunger and separator means.
REFERENCES:
patent: 2799203 (1974-03-01), Doutt
patent: 3556155 (1971-01-01), Morris
patent: 3588037 (1971-06-01), Ritchie
patent: 3786831 (1974-01-01), Clippard
patent: 4096880 (1978-06-01), Lemon et al.
patent: 4182375 (1980-01-01), Fukano
patent: 4220174 (1980-02-01), Spitz
patent: 4418711 (1983-12-01), Stoll
Olson Donald R.
Scott Robert D.
Zepernick Dean E.
Cohan Alan
Hunt Valve Company
Naragon Frederic E.
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