Secondary battery

There is provided a secondary battery including: an electrode assembly; a can having an open upper end and accommodating the electrode assembly; and a cap plate coupled to the upper end of the tank and having a welded portion that is in contact welding with the upper end of the electrode assembly. 提...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: PARK GUN-KYU, KO SUNG GWI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:There is provided a secondary battery including: an electrode assembly; a can having an open upper end and accommodating the electrode assembly; and a cap plate coupled to the upper end of the tank and having a welded portion that is in contact welding with the upper end of the electrode assembly. 提供了一种二次电池,所述二次电池包括:电极组件;罐,具有敞口的上端并且容纳电极组件;以及盖板,结合到罐的上端,并且具有与电极组件的上端接触焊接的焊接部分。