Safety Device Of Lithium-Ion Battery
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United States of America Patent
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N/A
Issued Date -
Jul 2, 2015
app pub date -
Dec 5, 2014
filing date -
Dec 31, 2013
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A safety device of lithium-ion battery is provided which comprises a cap plate, a first electrode post, a second electrode post, a vent, a deformable plate, an insulating plate and a conductive plate, the first electrode post, the second electrode post and the vent are provided on the cap plate, the first electrode post and the cap plate are electrically connected, the first electrode post and the conductive plate are assembled in an insulating manner, the deformable plate is provided between the first electrode post and the conductive plate, the deformable plate are electrically connected to the first electrode post and the conductive plate, the deformable plate comprises a recessing portion, connecting portions and welding portions, the recessing portion is integrally connected to the welding portion by the connecting portion, the conductive plate is provided with a gas-guide hole, an opening of the gas-guide hole corresponds to the connecting portion.
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