Battery vent cap for preventing electrolyte foam escape

Details Battery vent cap for preventing electrolyte foam escape Battery vent cap for preventing electrolyte foam escape

1980-07-10

1981-10-13

Skapars, Anthony

Chemistry: electrical current producing apparatus, product, and

Having specified venting, feeding or circulation structure

Venting structure

429 89, 220373, H01M 212

Patent

active

042948959

ABSTRACT:
A battery vent cap is presented for releasing gases from a battery container while preventing the escape of electrolyte foam. The cap comprises a strategically located reservoir containing an antifoam agent for dissipating foam attempting to escape. Further, minute amounts of agent are intermittently dispensed into the cell to reduce foaming therein.

REFERENCES:
patent: 844755 (1907-02-01), Schalow
patent: 1130977 (1915-03-01), Hutchison
patent: 1331795 (1920-02-01), Bachman
patent: 2124455 (1938-07-01), Hopkins
patent: 2565674 (1951-08-01), Zachlin
patent: 2615062 (1952-10-01), Craig
patent: 2646459 (1953-07-01), Gill

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