EXPLOSION-PROOF SHEET FOR SECONDARY BATTERY AND SECONDARY BATTERY
The present disclosure discloses an explosion-proof sheet of a secondary battery and a secondary battery. The explosion-proof sheet includes a main body portion, a fixing portion and a cracking portion. The main body portion is opposite to the explosion-proof hole; a strengthening region is formed o...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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