Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Cell enclosure structure – e.g. – housing – casing – container,...
Patent
1995-12-06
1998-07-07
Bell, Bruce F.
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Cell enclosure structure, e.g., housing, casing, container,...
429163, 429172, 429174, 429185, H01M 202
Patent
active
057766312
ABSTRACT:
An electrochemical cell containing a vent assembly for sealing the cell and having a snap-through seal membrane in the form of a concave contour that is designed to snap from a concave contour to a convex contour and rupture upon the build-up of a predetermined pressure within the cell.
REFERENCES:
patent: 4670362 (1987-06-01), Wiacek et al.
patent: 5080985 (1992-01-01), Wiacek et al.
patent: 5173379 (1992-12-01), Ichinose et al.
patent: 5422201 (1995-06-01), Georgopoulos
Bell Bruce F.
Eveready Battery Company Inc.
Pophal Michael C.
Welsh Robert W.
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