Eccentric rotary disk valve with elastic metal seal

Details Eccentric rotary disk valve with elastic metal seal Eccentric rotary disk valve with elastic metal seal

1980-08-21

1981-10-27

Spiegel, H. Jay

Valves and valve actuation

With means to increase head and seat contact pressure

Seat pressed to valve

251306, F16K 1226

Patent

active

042969158

ABSTRACT:
A rotary shut-off valve featuring an eccentric shaft mounted disk having a spherical periphery co-operating with a flexible metal seal, the latter forming a circle whose center is offset from and rotatingly mounted around the central valve axis to enable alignment with the central axis of said spherical disk periphery to effect tight shut-off.

REFERENCES:
patent: 2768806 (1956-10-01), Koehler
patent: 3077331 (1963-02-01), Burtis
patent: 3077332 (1963-02-01), Burtis
patent: 3458172 (1969-07-01), Burrows
patent: 3578288 (1971-05-01), Rishovd
patent: 3834663 (1974-09-01), Donnelly
patent: 3885771 (1975-05-01), Baumann
patent: 3960177 (1976-06-01), Baumann
patent: 3963213 (1976-06-01), Brattberg
patent: 4058290 (1977-11-01), Nelimarkka
patent: 4231546 (1980-11-01), Eggleston et al.
patent: 4241895 (1980-12-01), Sternenberg et al.

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