Patent ID: 8927138
Filing Date: 2015-01-06
Classification: H01M,Y02E,Y02P

Abstract:
1. A battery pack, comprising: a bare cell having an electrode terminal protruding on a surface of the bare cell; a circuit module disposed on the surface of the bare cell; and a first lead plate including a lead bottom wall, a lead sidewall, a lead extension, a first bent portion connecting the lead sidewall and the lead extension to each other, and a second bent portion connecting the lead bottom wall and the lead sidewall to each other, the lead bottom wall of the first lead plate coupled to one side of the circuit module, the lead extension of the first lead plate connected to the surface of the bare cell and extending beyond the circuit module in a direction parallel to the surface of the bare cell, and the first bent portion of the first lead plate comprising a first notch recess, the lead sidewall of the first lead plate comprising a first section connected to the lead bottom wall via the second bent portion, a second section connected to the lead extension via the first bent portion, and a third bent portion connecting the first section and second section of the lead sidewall to each other, and the first lead plate comprising a second notch recess formed at the third bent portion.