Patent ID: 11919570
Assignee: MAZDA MOTOR CORPORATION
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 5:
6. The lower structure of the electric vehicle according to claim 4,
wherein a tunnel section is provided in an intermediate portion in the vehicle width direction of the floor panel in a manner to extend in the front-rear direction, and the high-voltage component of the water-cooling type and the vehicle component are arranged on a side of the tunnel section, the lower structure of the electric vehicle further comprising:
a transmission that is arranged inside the tunnel section;
a second high-voltage component of the water-cooling type that is attached to the transmission and has the pipe connection section in each of a front-end portion and a rear end portion; and
a motor of a water-cooling type that is arranged in front of the second high-voltage component of the water-cooling type in the tunnel section and is cooled by the cooling water, wherein
the cooling water pipe that is connected to the high-voltage component of the water-cooling type is connected to the pipe connection section in the rear end portion of the second high-voltage component of the water-cooling type, and a second cooling water pipe that is connected to the pipe connection section in the front-end portion of the second high-voltage component of the water-cooling type is connected to the motor.