Electrode assembly and lithium ion secondary battery using...

Details Electrode assembly and lithium ion secondary battery using... Electrode assembly and lithium ion secondary battery using...

2005-06-28

2009-12-29

Rhee, Jane (Department: 1795)

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Intracell assembly having cell electrode connector

C429S094000, C429S211000, C429S189000, C429S174000

Reexamination Certificate

active

07638238

ABSTRACT:
An electrode assembly and a lithium ion secondary battery using the same capable of preventing a short circuit from being created in an outer peripheral portion of the electrode assembly. Uncoated areas of positive and negative electrode plates and an active material layer in the inner and outer peripheral portions of the electrode assembly are optimally aligned such that the thickness of the electrode assembly is uniformly formed widthwise along the electrode assembly.

REFERENCES:
patent: 5989743 (1999-11-01), Yamashita
patent: 6379403 (2002-04-01), Fukumura et al.
patent: 2004/0121232 (2004-06-01), Kato et al.

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