Unitary seal and cover support gasket for miniature button cells

Details Unitary seal and cover support gasket for miniature button cells Unitary seal and cover support gasket for miniature button cells

1980-06-26

1981-11-24

Walton, Donald L.

Chemistry: electrical current producing apparatus, product, and

Having means to accommodate electrode expansion

429174, H01M 208

Patent

active

043025170

ABSTRACT:
A miniature button cell employing an insulating seal and cover support gasket which extends within and parallel to the wall of the cell's container and is provided with a plurality of spaced-apart openings or cavities in its wall thereby providing a reservoir for the cell's electrolyte and/or space to accommodate the reaction products of the cell formed during discharge.

REFERENCES:
patent: 2626295 (1953-01-01), MacFarland
patent: 3069489 (1962-12-01), Carmichael et al.
patent: 3185595 (1965-05-01), Schenk
patent: 3746580 (1973-07-01), Asker et al.
patent: 3897265 (1975-07-01), Jaggard
patent: 4041211 (1977-08-01), Wiacek
patent: 4105830 (1978-08-01), Kordesch
patent: 4118544 (1978-10-01), Przybyla et al.
patent: 4137375 (1979-01-01), Coueille

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