RECHARGEABLE BATTERY HAVING INSULATION LAYER

The present invention provides a secondary battery capable of reducing rust occurring. According to an aspect of the present invention, the secondary battery comprises: an electrode assembly including positive and negative electrodes; a case having the electrode assembly embedded therein; and a cap...

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Bibliographic Details
Main Author SEONG, JAE IL
Format Patent
LanguageEnglish
Korean
Published 14.06.2016
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Summary:The present invention provides a secondary battery capable of reducing rust occurring. According to an aspect of the present invention, the secondary battery comprises: an electrode assembly including positive and negative electrodes; a case having the electrode assembly embedded therein; and a cap plate coupled to the case. An angle between a front end surface formed in a front end of the case and an outer surface of the case is formed greater than an angle between the front end surface and an inner surface of the case. 본 발명은 녹 발생을 감소시킬 수 있는 이차 전지를 제공한다. 본 발명의 일 측면에 따른 이차 전지는, 양극과 음극을 포함하는 전극 조립체와, 상기 전극 조립체를 내장되는 케이스, 및 상기 케이스와 결합된 캡 플레이트를 포함하고, 상기 케이스의 선단에 형성된 선단면과 상기 케이스의 외면이 이루는 각은 상기 선단면과 상기 케이스의 내면이 이루는 각보다 더 크게 형성된다.
Bibliography:Application Number: KR20140173309