SECONDARY BATTERY CELL AND METHOD OF MANUFACTURING THE SAME
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United States of America Patent
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Issued Date -
Nov 10, 2011
app pub date -
May 6, 2011
filing date -
May 6, 2010
priority date (Note) -
Abandoned
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Abstract
In a secondary battery cell including an electrode group that is manufactured by winding a positive electrode having a plurality of positive leads and a negative electrode having a plurality of negative leads, the lengths of the positive electrode and the negative electrode are respectively longer than the length satisfying the rated power generating capacity of the secondary battery cell and are cut not upon a positive lead and not upon negative lead, respectively.
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