LITHIUM-ION BATTERY WITH SAFETY PROTECTION BRACKET
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United States of America Patent
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Issued Date -
Apr 24, 2014
app pub date -
Oct 16, 2013
filing date -
Oct 19, 2012
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A lithium-ion battery includes a safety protection bracket. The battery includes an electrode assembly and an aluminum housing for receiving the electrode assembly, wherein the electrode assembly comprises a cathode, an anode, and a separator film, a cathode tab is positioned on the cathode, an anode tab is positioned on the anode, a safety bracket is positioned on the top of the electrode assembly, and the safety bracket is located between the aluminum housing and the electrode assembly, and an aluminum top cover fixedly connected to the aluminum housing is positioned on the aluminum housing. The battery provides a safety protection unit deployed on the bracket can fix the electrode assembly, and in addition, when the battery is punctured or crushed or otherwise misused, release energy of a faulty cell through an outer short-circuit to avoid greater accidents and ensure safety performance of the battery.
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