Small battery cell

Details Small battery cell Small battery cell

1994-07-06

1996-07-02

Skapars, Anthony

Chemistry: electrical current producing apparatus, product, and

Means externally releasing internal gas pressure from closed...

Elastic, resilient or spring biasing valve means

429 56, 429 72, 429 94, H01M 212, H01M 610

Patent

active

055320759

ABSTRACT:
A small battery cell including a pressure relief and spring disengagement device which vents various internal pressures to the atmosphere to prevent cell bulging or explosion, and also which internally interrupts current flow through the cell due to internal cell overheat, excessive current flow or the like. Internal reconnection of cell members reoccurs subsequent to internal thermal or other abnormalities.

REFERENCES:
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patent: 1636328 (1927-07-01), Sauer
patent: 1796855 (1931-03-01), Ahlers
patent: 3015758 (1962-01-01), Hildebrandt et al.
patent: 3956677 (1976-05-01), Quick
patent: 4091181 (1978-05-01), Merritt, Jr.
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patent: 4476202 (1984-10-01), Wesner
patent: 4788112 (1988-11-01), Kung
patent: 5043235 (1991-08-01), Seefeldt et al.
patent: 5079108 (1992-01-01), Annen et al.
patent: 5171647 (1992-12-01), Dean et al.

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