Patent ID: 11923573
Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  B  Y | IPC B  H

Claim 2:
3. The freight vehicle according to claim 1, further comprising a temperature sensor configured to detect a surface temperature of the tank,
wherein the radiator has a fan that is configured to be rotated by a drive motor to control circulation of air between an inside and an outside of the storage portion, and
the fan is configured to, when the surface temperature of the tank that is detected by the temperature sensor is equal to or higher than a predetermined threshold temperature, rotate such that air is taken from the outside of the storage portion to the inside of the storage portion, and is configured to, when the surface temperature of the tank is lower than the threshold temperature, rotate such that air is discharged from the inside of the storage portion to the outside of the storage portion.