Galvanic element with a set of wound electrodes
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United States of America Patent
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Feb 19, 2008
Grant Date -
Mar 13, 2003
app pub date -
Sep 6, 2002
filing date -
Sep 8, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A galvanic element including at least one positive electrode in strip form, at least one negative electrode in strip form, at least one separator in strip form interposed between the positive and negative electrodes such that the separator and the electrodes are spirally rolled, and at least one disk-shaped current collector connected mechanically and electrically conductively to an edge portion of at least one of the electrodes, the current collector having more than one contact tab.
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