US Patent 7267190 Electrically-driven vehicle

To efficiently arrange a plurality of batteries in a large-sized electrically-driven vehicle. An electrically-driven vehicle includes a vehicle body frame including a head pipe for supporting a steering shaft, upper frames which project in the vehicle-body lateral direction therefrom and extend in the rearward direction, lower frames, and rear frames which are connected with the lower frames. The vehicle body frame is configured in an approximately U-shape as a whole in a side view. In a space which is surrounded by the vehicle body frame, a plurality of batteries are arranged like stairs in parallel in the vehicle-body longitudinal direction along the approximately U-shape of the vehicle body frame.