CELL
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United States of America Patent
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Issued Date -
Feb 19, 2015
app pub date -
May 30, 2014
filing date -
Aug 16, 2013
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present disclosure provides a cell, which has a stacked body composed of a first electrode plate, a second electrode plate and separators, the stacked body has a starting end and a terminal end, the first electrode plate is provided with a first electrode tab, the second electrode plate is provided with a second electrode tab, the cell has a main body portion formed by winding a part of the stacked body from the starting end of the stacked body and a folded portion formed by folding the rest of the stacked body from a distal end of the main body portion over the main body portion and covering a part of the main body portion The cell can be formed as a step-shaped configuration by directly and sufficiently utilizing winding without cutting or treating the electrode plate, the manufacturing process is simple.
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