CPC H01M 10/613 (2015.04) [H01M 10/486 (2013.01); H01M 10/60 (2015.04); H01M 10/625 (2015.04); H01M 10/6562 (2015.04); H01M 2220/20 (2013.01)] | 14 Claims |
1. A battery module, comprising:
a battery cell stack in which a plurality of battery cells are stacked;
a case configured to accommodate the battery cell stack;
a circuit board disposed at the case;
a mounting hole formed in the circuit board and configured to receive a fastening member therein to fix the circuit board to the case; and
an expansion hole formed in the circuit board and extending from the mounting hole.
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