Galvanic cell having a resealable vent closure

Details Galvanic cell having a resealable vent closure Galvanic cell having a resealable vent closure

1976-03-29

1977-04-26

Walton, Donald L.

Chemistry: electrical current producing apparatus, product, and

Means externally releasing internal gas pressure from closed...

Elastic, resilient or spring biasing valve means

429172, 429173, H01M 212

Patent

active

040202410

ABSTRACT:
A galvanic cell, and a method for making it, having a resealable vent closure consisting of a resilient elastomeric sponge gasket disposed and compressed between the cover of the cell and the upper wall of the cell's container and designed such that gas buildup within the cell in the range of about 5 to 75 psi will vent along the cover-gasket interface and/or container-gasket interface.

REFERENCES:
patent: 2060799 (1936-11-01), Drummond
patent: 2289249 (1942-07-01), Deibel
patent: 3256117 (1966-06-01), Howatt et al.
patent: 3560267 (1971-02-01), Guilliams

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