| 摘要 |
PROBLEM TO BE SOLVED: To provide a battery pack capable of smoothly discharging a plurality of kinds of gases.SOLUTION: A battery pack 10 includes a sealed case. The sealed case houses a plurality of battery modules. The battery module includes a plurality of battery cells. The sealed case includes a body part having an opening 16. The opening 16 of the body part is blocked by a rectangular plate-like lid member 13. The lid member 13 includes a first open part 41 and a second open part 42 opened when the inner pressure of the sealed case increases. The second open part 42 is provided below the first open part in a vertical direction. |
