Gas exhaust passages comprising elongated, tortuous or labyrinth-shaped exhaust passages

Full Title

Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells > Arrangements for facilitating escape of gases > Gas exhaust passages comprising elongated, tortuous or labyrinth-shaped exhaust passages

Child Classifications

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• H01M 50/358 External gas exhaust passages located on the battery cover or case
• H01M 50/367 Internal gas exhaust passages forming part of the battery cover or case; Double cover vent systems