Electrode unit and secondary battery using the same

Details Electrode unit and secondary battery using the same Electrode unit and secondary battery using the same

2005-05-03

2005-05-03

Maples, John S. (Department: 1745)

Chemistry: electrical current producing apparatus, product, and

Plural concentric or single coiled electrode

C429S129000, C429S247000, C429S122000

Reexamination Certificate

active

06887616

ABSTRACT:
An electrode unit and a secondary battery having the electrode unit include a first electrode plate having a first electrode uncoated portion on at least one side of a first electrode collector coated with at least a first electrode active material, a second electrode plate having a second electrode uncoated portion on at least one side of a second electrode collector coated with at least a second electrode active material, and a separator interposed between the first electrode plate and the second electrode plate, wherein an insulating separator having at least two folds is located between the first electrode uncoated portion and the second electrode uncoated portion.

REFERENCES:
patent: 3530001 (1970-09-01), Harivel
patent: 5486215 (1996-01-01), Kelm et al.
patent: 5508122 (1996-04-01), Narukawa et al.
patent: 6623884 (2003-09-01), Spillman et al.
patent: 08-339817 (1996-12-01), None
patent: 11-111327 (1999-04-01), None
patent: 2003-303624 (2003-10-01), None

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