Apparatus for preventing overcharge of battery

The present invention relates to an apparatus for preventing overcharge of a battery, and more particularly, to an apparatus for preventing overcharge of a battery, which interrupts power of the battery by inducing a fracture of a busbar to prevent overcharge and to this end, provided is an apparatu...

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1. Verfasser: CHOI,CHANG YOUL
Format: Patent
Sprache:eng
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Zusammenfassung:The present invention relates to an apparatus for preventing overcharge of a battery, and more particularly, to an apparatus for preventing overcharge of a battery, which interrupts power of the battery by inducing a fracture of a busbar to prevent overcharge and to this end, provided is an apparatus for preventing overcharge of a battery, including: a battery cell; an electrode tab extended from both sides of the battery cell and constituted by a negative tab and a positive tab; and a busbar connecting the negative tab and the positive tab, wherein the busbar has a cut part fractured by expansion of the battery cell. The apparatus for preventing overcharge of a battery can prevent overcharge by fracturing a cut part formed in a busbar when the battery is expanded due to generation of gas in the battery when the battery is overcharged.