Dual seal battery vent valve

Details Dual seal battery vent valve Dual seal battery vent valve

1987-11-09

1988-07-12

Walton, Donald L.

Chemistry: electrical current producing apparatus, product, and

Means externally releasing internal gas pressure from closed...

Elastic, resilient or spring biasing valve means

1375124, 13751625, 137854, H01M 212

Patent

active

047569824

ABSTRACT:
A "sealed" electric storage battery having a check/relief valve for controlling the venting and resealing pressures for the battery wherein the valve has at least two separate sealing members each capable of adjustment independently of the other for better control of both the venting and resealing pressure.

REFERENCES:
patent: 2912999 (1959-11-01), Kersh
patent: 3124488 (1964-03-01), Ruetschi
patent: 3484301 (1969-12-01), Gray
patent: 3604451 (1971-09-01), Delamater
patent: 4086394 (1978-04-01), Tesch
patent: 4328290 (1982-05-01), Szymborski

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