Fluid handling – With repair – tapping – assembly – or disassembly means – Assembling – disassembling – or removing cartridge type valve
Patent
1983-04-07
1985-10-15
Schwadron, Martin P.
Fluid handling
With repair, tapping, assembly, or disassembly means
Assembling, disassembling, or removing cartridge type valve
137540, 251 63, 251250, 251324, 251315, 251366, F16K 506
Patent
active
045467900
ABSTRACT:
The fluid valve comprises an integral housing made of forged steel, the housing having tubular end portions as fluid inlet and outlet, respectively, conical transition zones having a cone angle of at least 30.degree., and a central enlargement joined by said transition zones to said inlet and outlet ducts. The valve system is positively held between the transition zones. One of the transition zones may form the valve seat cooperating with an axially displaceable valve body.
REFERENCES:
patent: 2573177 (1951-10-01), Bohlen
patent: 3490734 (1970-01-01), Freeman
patent: 3819150 (1974-06-01), Katrup
patent: 4006881 (1977-02-01), Gaillard
patent: 4217923 (1980-08-01), Kindersley
patent: 4258900 (1981-03-01), Kindersley
patent: 4269391 (1981-05-01), Saito et al.
Huber Richard
Wirz Peter
Klinger AG
Schwadron Martin P.
Shay James R.
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