Sealing device for secondary battery
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United States of America Patent
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Feb 13, 2024
Grant Date -
Dec 10, 2020
app pub date -
Jan 21, 2019
filing date -
Mar 12, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention relates to a sealing device for a secondary battery. The sealing device is configured to seal a battery case accommodating an electrode assembly therein to manufacture the secondary battery, the sealing device including a sealing block configured to press a sealing portion of the battery case, a flatness adjusting part configured to adjust a flatness of a pressing surface of the sealing block, and a heater part configured to transfer heat to the sealing block to thermally fuse the sealing portion of the battery case when the sealing portion is pressed by the sealing block.
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