Hydrogen containment cover assembly for sealing the cell can of

Details Hydrogen containment cover assembly for sealing the cell can of Hydrogen containment cover assembly for sealing the cell can of

1990-12-10

1992-12-15

Dixon, Jr., William R.

Chemistry: electrical current producing apparatus, product, and

Means externally releasing internal gas pressure from closed...

Elastic, resilient or spring biasing valve means

429 53, 429 57, H01M 212

Patent

active

051716470

ABSTRACT:
A resealable, ventable hydrogen impermeable cover assembly for sealing a rechargeable, metal hydride hydrogen storage alloy electrochemical cell. The cover assembly includes, inter alia, a multilayered vent septum comprising at least one layer of a substantially hydrogen impermeable, highly compressible material and at least one layer of a high durometer hardness material exhibiting low pressure hysteresis.

REFERENCES:
patent: 4271241 (1981-06-01), Hooke et al.
patent: 4822377 (1989-04-01), Wolff

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