| 摘要 |
PROBLEM TO BE SOLVED: To improve the vibration resistance of a battery pack.SOLUTION: A battery pack 1 comprises: a battery unit 10 that includes a plurality of batteries 10a-10c connected in series or in parallel to each other; a lower frame 2 that accommodates a part at a bottom face side of battery unit 10, and that is put on a shelf board upper surface 21a; an upper frame 4 that accommodates a part at an upper surface side of the battery unit 10, which is an opposite surface to the bottom face, and that holds the battery unit 10 by being connected with the lower frame 2; and a bracket 3 attached to the lower frame 2 and fixed to the shelf board upper surface 21a. |
