Secondary battery

Details Secondary battery Secondary battery

2007-09-25

2007-09-25

Ryan, Patrick Joseph (Department: 1745)

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Electrode

C429S160000, C429S161000, C429S178000

Reexamination Certificate

active

11249489

ABSTRACT:
A secondary battery includes an electrode assembly having a positive electrode, a negative electrode and a separator, and a case containing the electrode assembly therein. A cap assembly is attached to the case and has a positive electrode terminal and a negative electrode terminal. The positive and the negative electrodes have non-active material portions with no active material, and the positive and the negative electrode terminals are respectively electrically connected to the non-active material portions of the positive and the negative electrodes. A width of the electrode assembly W1is greater than a width of the positive and negative electrode non-active material portions W2.

REFERENCES:
patent: 5585206 (1996-12-01), Morris
patent: 6190794 (2001-02-01), Wyser
patent: 2002/0028377 (2002-03-01), Gross

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