Hybrid energy storage device and method of making same
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United States of America Patent
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Sep 20, 2011
Grant Date -
Apr 15, 2010
app pub date -
Oct 22, 2007
filing date -
Oct 23, 2006
priority date (Note) -
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Abstract
A hybrid energy storage device includes at least one cell comprising at least one positive electrode, at least one negative electrode, a separator placed between said at least one positive and said at least one negative electrode, and an electrolyte. The at least one positive electrode comprises an active material comprising lead and a tab extending from a side of the at least one positive electrode. The at least one negative electrode comprises an activated carbon material, a tab extending from a side of the at least one negative electrode, and a lead lug encapsulating said tab. A first cast-on lead strap is on the tab extending from said at least one positive electrode. A second cast-on lead strap is on the lead lug of the at least one negative electrode.
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