| 摘要 |
PROBLEM TO BE SOLVED: To provide a power supply device capable of improving impact resistance and heat resistance.SOLUTION: A power supply device 1 includes: a battery pack 470 having a stack composed of a plurality of unit cells 50 aligned in a line, and a fastening member 440 for fastening the stack; and a housing container in which the battery pack 470 is housed. On the inner wall of the housing container, ribs 220a to 220c are formed which are projections projecting so as to face the surface of the battery pack, and tips of the ribs 220a to 220c are arranged separated from the fastening member 440. |
