JELLY ROLL OF BATTERY CELL FOR SECONDARY BATTERY
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United States of America Patent
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Issued Date -
Sep 11, 2014
app pub date -
Aug 8, 2012
filing date -
Oct 31, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Provided is a secondary battery, and more particularly, is a jelly roll of a battery cell for a secondary battery having an electrode plate and a separator as basic components. The jelly roll of a battery cell for a secondary battery of the present invention enables the manufacture of a battery cell having improved insulation resistance, thereby improving the reliability of the battery cell, and the electrolyte wetting of the jelly roll, which may be deteriorated due to the contractile tube, can be facilitated.
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