| 摘要 |
PURPOSE: A battery pack is provided to firmly integrate a battery cell, partition, and a protection cover, thereby maintaining a firm assembly state, thereby having excellent safety against impacts and vibrations. CONSTITUTION: A battery pack comprises at least one or more sub-modules(100). The sub module has at least one or more battery cells(10); cell insertion grooves; at least one or more partitions(20) each of which has at least one or more hooks(22a,22b) near the circumference thereof; and one or more coupling grooves where at least one or more hooks are coupled. The hook comprises a protective cover(30) coupled to one or more coupling grooves to surround the front and rear of one or more partitions.
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