Vent cap for a lithium battery

Details Vent cap for a lithium battery Vent cap for a lithium battery

1996-07-17

1997-12-30

Willis, Jr., Prince

Chemistry: electrical current producing apparatus, product, and

Having specified venting, feeding or circulation structure

Venting structure

429 53, 429 56, H01M 204, H01M 212

Patent

active

057028400

ABSTRACT:
A vent cap for a lithium battery which includes an electrolyte which is in electrical contact with an anode of lithium or lithium alloy and a cathode containing at least one metallic salt is disclosed. The vent cap is shaped in a hat shape and includes a projected portion having a depression at a top side of the projected portion. The plane shape of the depression is a rectangle, and a pair of vent holes are formed by cutting two sides of the depression opposite to each other.

REFERENCES:
patent: 4345611 (1982-08-01), Ikeda et al.
patent: 4783383 (1988-11-01), Machida et al.
patent: 4963446 (1990-10-01), Roels et al.
patent: 4971867 (1990-11-01), Watanabe et al.
patent: 5344724 (1994-09-01), Ozaki et al.
Pistoia, editor "Lithium Batteries New Materials, Developments and Perspectives", Industrial Chemistry Library, vol. 5, Elsiver Publishing, pp. 171, 253-254. No Month, 1994.

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