Battery mounting structure of electromotive vehicle

A battery mounting structure of an electromotive vehicle, comprising:

• a vehicle floor comprising a front floor portion and a rear floor portion which is located above the front floor portion;
• and
• a battery unit comprising plural battery modules and a battery mount portion on which the plural battery modules are mounted, each of the plural battery modules having substantially the same flat shape having a rectangular section along a longitudinal direction thereof, the battery unit being mounted below the vehicle floor,
• wherein said battery mount portion of the battery unit comprises a first mount portion which is positioned below said front floor portion of the vehicle floor and a second mount portion which is continuous from the first mount portion and positioned below said rear floor portion of the vehicle floor, and
• the battery modules mounted on the first mount portion are arranged at least in a vehicle longitudinal direction such that the longitudinal direction of each of the battery modules matches a vehicle width direction and the short side of said rectangular section of each of the battery modules extends in the vehicle vertical direction, and
• the battery modules mounted on the second mount portion are arranged in the vehicle width direction such that the longitudinal direction of each of the battery modules matches the vehicle longitudinal direction and the long side of said rectangular section of each of the battery modules extends in the vehicle vertical direction.