Patent ID: 9153809
Filing Date: 2015-10-06
Classification: H01M,Y02E,Y02P

Abstract:
1. A secondary battery, comprising: an electrode assembly including a first electrode plate including a first electrode non-coating portion, a second electrode plate including a second electrode non-coating portion, and a separator disposed between the first and second electrode plates, the first electrode non-coating portion and the second electrode non-coating portion being exposed from sides of the electrode assembly, respectively; a first collecting plate and a second collecting plate that are in contact with and fixed to the first electrode non-coating portion and the second electrode non-coating portion, respectively; a retainer including a first fixing slit and a second fixing slit that accommodate the first and second collecting plates connected to the electrode assembly, respectively, the retainer having a first side part that includes the first fixing slit, having a second side part that faces the first side part and includes the second fixing slit, and having a bottom part that connects the first and second side parts to each other; a case that accommodates the retainer accommodating the electrode assembly and the first collecting plate, the case having an upper opening; and a cap plate closing the upper opening of the case accommodating the electrode assembly, the first and second collecting plates, and the retainer.