Battery module and its method of manufacture

Details Battery module and its method of manufacture Battery module and its method of manufacture

2008-01-18

2009-02-10

Tsang-Foster, Susy N (Department: 1795)

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Electrode

C029S623100

Reexamination Certificate

active

07488556

ABSTRACT:
A rechargeable battery that prevents a concentration of stress on a coupling portion of a lead tab and a cap assembly at a time of bending the lead tab so as to not damage the coupling portion includes: an electrode assembly having a first electrode, a second electrode, and a separator interposed between the first and second electrodes; a case to receive the electrode assembly and having an open top portion; a cap assembly arranged on the top portion of the case; a lead tab having one end affixed to the cap assembly to electrically connect the cap assembly to the first electrode; and a stopper fixed to the cap assembly and having one end arranged on the lead tab, the stopper allowing a portion of the lead tab contacting the one end of the stopper to be bent when the lead tab is bent.

REFERENCES:
patent: 2003/0138693 (2003-07-01), Suzuki
patent: 10154505 (1998-06-01), None
patent: 10-2000-0009696 (2000-02-01), None
patent: 10-2005-0074202 (2005-07-01), None
IPDL PAJ JPO Machine Translation for JP10-154505 (JIRO et al.).

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