Lerner, David, Littenberg, Krumholz & Mentlik, LLP
Battery module having bus bar assembly
A battery module allows improved manufacturing due to easy electric connection between a bus bar assembly and secondary batteries. The battery module includes a cell stack formed by stacking a plurality of secondary batteries having electrode leads on each other in a stacking direction; and a bus bar assembly including a connection bus bar contacting two or more of the electrode leads of the plurality of secondary batteries and having an insert groove formed so that at least one of the electrode leads is inserted therein, and a coupling bus bar coupled to the connection bus bar and having a rear surface formed to press the at least one of the electrode leads inserted in the insert groove.
LG Energy Solution, Ltd.
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Sung-Won Hee-Jun Yoon-Koo Jeong-O Eun-Ah
Seo Jin Lee Mun Ju