US 12,391,110 B2
Airflow arrangement for cooling an electric work vehicle
Norita Tottori, Sakai (JP); Hironobu Nogami, Sakai (JP); Daisuke Miyazaki, Sakai (JP); Renta Kasai, Sakai (JP); and Daisuke Nakayama, Sakai (JP)
Assigned to KUBOTA CORPORATION, Osaka (JP)
Filed by Kubota Corporation, Osaka (JP)
Filed on Jul. 10, 2024, as Appl. No. 18/768,286.
Application 18/768,286 is a continuation of application No. 17/619,524, granted, now 12,070,995, previously published as PCT/JP2020/020873, filed on May 27, 2020.
Claims priority of application No. 2019-116723 (JP), filed on Jun. 24, 2019.
Prior Publication US 2024/0359549 A1, Oct. 31, 2024
Int. Cl. B60K 1/04 (2019.01); B60K 11/04 (2006.01); B60L 1/00 (2006.01); B60L 50/60 (2019.01); B62D 25/08 (2006.01); B62D 25/10 (2006.01); B60K 1/00 (2006.01); B62D 49/06 (2006.01)
CPC B60K 1/04 (2013.01) [B60K 11/04 (2013.01); B60L 1/00 (2013.01); B60L 50/60 (2019.02); B62D 25/084 (2013.01); B62D 25/10 (2013.01); B60K 2001/003 (2013.01); B60K 2001/0411 (2013.01); B60L 2200/40 (2013.01); B62D 49/06 (2013.01)] 9 Claims
OG exemplary drawing
 
1. An electric work vehicle, comprising:
a travel battery;
an auxiliary battery;
a motor drivable on electric power supplied by the travel battery;
a travel device drivable by the motor;
a voltage converter configured to step down a voltage of electric power from the travel battery and supply the electric power to the auxiliary battery; and
a radiator,
a body frame extending in the front-back direction of a machine body,
wherein a cover member for accommodating the voltage converter, the radiator, and the travel battery is provided at a front end portion of the machine body,
an inlet section for letting outside air into the cover member is provided at a front end of the cover member,
the travel battery is supported by the body frame with a support frame or a battery support in-between, and
the auxiliary battery is arranged at a position between the travel battery and the inlet section in a plan view to face the inlet section.