| 摘要 |
PROBLEM TO BE SOLVED: To properly support a battery pack.SOLUTION: A battery pack 30 includes a counterweight to balance with a cargo loaded on a fork. The counterweight comprises: a bottom part forming a rectangular solid and a rectangular weight body 33 which is erected from a first end portion in a short-length direction of the bottom part and extends over the entire longitudinal direction of the bottom part. A recess portion 51 which is recessed toward the thickness direction of the weight 33 is formed along a vertical direction on a first plane 33a in the thickness direction of the weight 33. Projecting portions 55 and 56 are provided on an upper surface 52 and a lower surface 53 forming the recess portion 51. The upper surface 52 and the lower surface 53 of the recess portion 51 support portions at the top and the bottom in the vertical direction of a battery module 60. |
