Multiway valve

Details Multiway valve Multiway valve

1976-05-03

1978-03-14

Schwadron, Martin P.

Fluid handling

Systems

Multi-way valve unit

92 99, 92103SD, 251 75, F16k 1102

Patent

active

040785807

ABSTRACT:
A multiway valve with a spool as a closure member is axially movable in a central bore in a valve casing and has associated with each of its axial ends diaphragms of elastic material secured by their outer circumference to the casing and operating with a snap action. Associated with each of the diaphragms is a support wall bearing on a face of the diaphragm made of rigid material and made up of a plurality of flexibly-assembled sector-shaped component parts to provide flexible support of the diaphragm.

REFERENCES:
patent: 721324 (1903-02-01), Rayner
patent: 3183789 (1965-05-01), Stelzer
patent: 3528639 (1970-09-01), Grayson
patent: 3794075 (1974-02-01), Stoll et al.
patent: 3820567 (1974-06-01), Bouteille
patent: 3856259 (1974-12-01), Doherty, Jr.

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