Battery Extinguishing Device
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United States of America Patent
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Issued Date -
Mar 27, 2025
app pub date -
Dec 20, 2023
filing date -
Dec 20, 2023
priority date (Note) -
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Abstract
A battery extinguishing device is provided. The battery extinguishing device includes a fire extinguishing unit including a body having a sheet shape and provided between a plurality of battery cells and a plurality of fire extinguishing portions provided on one side of the body and configured to accommodate a fire extinguishing substance that vaporizes by heat, and a heat blocking portion made of aluminum provided on the body opposite the plurality of fire extinguishing portions and configured to block heat transfer from the plurality of battery cells.
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