Pouch type battery and method of making the same

Details Pouch type battery and method of making the same Pouch type battery and method of making the same

2006-12-28

2011-11-08

Ruddock, Ula C. (Department: 1729)

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Cell enclosure structure, e.g., housing, casing, container,...

C429S100000, C429S148000, C429S167000, C429S170000, C429S171000, C429S173000, C429S176000, C429S177000, C429S180000, C429S181000, C429S185000, C029S623200

Reexamination Certificate

active

08053104

ABSTRACT:
A pouch type battery includes a pouch case having a front region, a rear region, first and second side regions, and a cover, wherein the first side region connects the front region to the rear region at a first side of the battery, and the second side region connects the front region to the rear region at a second side of the battery, the first and second sides being opposite to one another, the rear region has a recess therein to accommodate an electrode assembly, and two extending portions extend from first and second sides of the recess, the two extending portions being wrapped around to form the first and second side regions and the front region, inward-facing surfaces of the two extending portions being bonded to each other to form a first seal in the front region, at least one of the extending portions extending beyond the first seal and being further wrapped around to form the cover, the cover extending at least partially across the front region.

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