Maintenance-free battery and method for reducing the current dra

Details Maintenance-free battery and method for reducing the current dra Maintenance-free battery and method for reducing the current dra

1975-12-12

1977-02-01

Mack, John H.

Chemistry: electrical current producing apparatus, product, and

Having specified venting, feeding or circulation structure

429205, 429226, H01M 436

Patent

active

040060357

ABSTRACT:
A maintenance-free battery having improved current draw characteristics is provided by adding elemental cadmium, or a cadmium affording compound such as cadmium sulfate to the electrolyte in amounts sufficient to decrease the current draw that would otherwise occur during overcharge.

REFERENCES:
patent: 368608 (1887-08-01), Peyrusson
patent: 528648 (1894-11-01), Reed
patent: 623195 (1899-04-01), Werner
patent: 2582845 (1952-01-01), Murphy
patent: 2994626 (1961-08-01), Ruetschi
patent: 3172782 (1965-03-01), Jache
patent: 3309228 (1967-03-01), Dodson et al.
patent: 3402077 (1968-09-01), Kida et al.
patent: 3440100 (1969-04-01), Gumucio et al.

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