| 摘要 |
<p>A battery pack assembly according to one embodiment of the present invention can comprise: a battery module comprising at least one unit module in which a battery cell is included; a pack case for accommodating the battery module; and a gas discharge duct, which is formed on one side surface of the pack case, for discharging a gas generated from the battery module. According to the present invention, by forming a separate gas discharge duct for effectively discharging outwards an internal gas which can be generated at a battery cell, operational performance and reliability of a battery module in which the battery cell is included can be improved.</p> |
