BATTERY CELL, PREPARATION METHOD THEREFOR, SECONDARY BATTERY, AND POWER CONSUMING DEVICE
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United States of America Patent
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Issued Date -
Mar 27, 2025
app pub date -
Dec 10, 2024
filing date -
Dec 10, 2024
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Abstract
The present application provides a battery cell, a preparation method therefor, a secondary battery, and a power consuming device. The battery cell is formed by winding a negative electrode plate, a positive electrode plate, and a separator positioned between the negative electrode plate and the positive electrode plate, wherein the negative electrode plate has a negative electrode curved surface area, and the positive electrode plate has a positive electrode curved surface area; and at least one curved surface area group composed of the negative electrode curved surface area and the positive electrode curved surface area positioned outside and adjacent to the negative electrode curved surface area is included at a corner of the battery cell.
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