Manifold for replacing relief valves

Details Manifold for replacing relief valves Manifold for replacing relief valves

1979-10-17

1981-02-10

Schwadron, Martin P.

Fluid handling

With repair, tapping, assembly, or disassembly means

Assembling, disassembling, or removing cartridge type valve

137636, 1376371, 251 88, 251113, 251228, 251298, F16K 4300, F16K 3514

Patent

active

042495636

ABSTRACT:
A manifold mounting pairs of relief valves in side-by-side clusters having a slide-rod interlock cooperating with swing-mounted clapper discs and operationally engaging handles connected thereto for selectively isolating one valve at a time from pressure in the manifold in preparation for its removal and replacement under pressure therefrom.

REFERENCES:
patent: 1001624 (1911-08-01), Curtin
patent: 1284063 (1918-11-01), Davis, Jr. et al.
patent: 1379025 (1921-05-01), Jones et al.
patent: 2165640 (1939-07-01), Marx
patent: 2647536 (1953-08-01), Lunde
patent: 2720214 (1955-10-01), Rupp et al.
patent: 2980140 (1961-04-01), McMillan

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