Metal diaphragm valve

Details Metal diaphragm valve Metal diaphragm valve

1987-10-27

1989-05-09

Rosenthal, Arnold

Valves and valve actuation

With material guide or restrictor

251127, 251 635, 251331, 251368, F16K 717

Patent

active

048282197

ABSTRACT:
A metal diaphragm valve in which the interior of a valve casing is divided, by means of a metal diaphragm, thereby defining a valve chamber. Inlet hole and outlet hole are connected to the valve chamber. A valve seat is provided between the inlet and outlet holes, inside the valve chamber. A valve disk adapted to rest on the valve seat, is formed integrally with the diaphragm. The valve disk is driven by a drive unit disposed outside of the valve chamber, to open or close the valve.

REFERENCES:
patent: 619216 (1899-02-01), Phillips
patent: 1069067 (1913-07-01), Huxford
patent: 1121105 (1914-12-01), Karlson
Nupro Company, Diaphragm Valve Catalogue, "Check and Relief Valves"(1973-1982).

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