Method of forming a hermetic enclosure

Details Method of forming a hermetic enclosure Method of forming a hermetic enclosure

1975-06-09

1976-03-16

Tupman, W.

Metal working

Method of mechanical manufacture

Assembling or joining

228263, B01J 1700

Patent

active

039436209

ABSTRACT:
A hermetic enclosure for an electrical component, particularly for a tantalum capacitor, and a method of forming it is disclosed. A silver container is provided having an open end at which an outwardly protruding flange is formed. A tantalum cover substantially coextensive with the flange is provided having a layer of gold or gold alloy adhered to at least the sealing surface thereof. The cover is disposed adjacent the container with the gold or gold alloy adjacent the flange. A hermetic seal is affected between the container flange and the cover.

REFERENCES:
patent: 2923866 (1960-02-01), Wagner
patent: 3136050 (1964-06-01), Trueb
patent: 3548265 (1970-12-01), Buice
patent: 3568009 (1971-03-01), Rappaport

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