Rechargeable battery
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United States of America Patent
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May 7, 2013
Grant Date -
Jul 1, 2010
app pub date -
Dec 23, 2009
filing date -
Dec 26, 2008
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A rechargeable battery including: an electrode assembly with a positive electrode, a negative electrode and a separator interposed therebetween; a case housing the electrode assembly; a cap plate connected to the case; a first terminal and a second terminal protruding from an upper part of the cap plate; and a current interrupt module electrically connected to the electrode assembly and the first terminal, wherein the current interrupt module includes a current interrupt unit coupled to the electrode assembly and the current interrupt unit is configured to uncouple from the electrode assembly when an internal pressure of the case increases.
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