Electrochemical cell having a safety vent closure

Details Electrochemical cell having a safety vent closure Electrochemical cell having a safety vent closure

1984-09-27

1986-06-03

Hearn, Brian E.

Chemistry: electrical current producing apparatus, product, and

Having specified venting, feeding or circulation structure

Venting structure

424 53, 424 56, 424185, H01M 212

Patent

active

045929700

ABSTRACT:
A non-resealable vent closure for galvanic cells, such as nonaqueous cells, which comprises a member force-fitted within a liner disposed adjacent the wall defining an orifice and wherein a sealant is disposed between the wall defining the orifice and the liner so as to prevent electrolyte leakage at the interface of the liner and the wall defining the orifice.

REFERENCES:
patent: 404350 (1882-07-01), Zupancic
patent: 3415690 (1968-12-01), Richman
patent: 3556863 (1971-01-01), Nathe
patent: 3664878 (1972-05-01), Amthor
patent: 4207385 (1980-06-01), Hayama
patent: 4233372 (1980-11-01), Bro et al.
patent: 4279975 (1981-07-01), Bowski
patent: 4329405 (1982-05-01), Zupancic
patent: 4397919 (1983-08-01), Ballard
patent: 4437231 (1984-03-01), Zupancic
patent: 4483908 (1984-11-01), Zimmerman

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