BATTERY COVER PLATE ASSEMBLY, BATTERY CELL, BATTERY, AND POWER CONSUMING DEVICE
Provided are a battery cover plate assembly, including: a cover plate provided with a filling port; and a sealing pin for sealing the filling port; wherein the sealing pin includes a main body portion and a welding portion, and the welding portion is located at a periphery of the main body portion a...
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Format: | Patent |
Sprache: | eng |
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