US 12,275,297 B2
Motor grader
Takeshi Kamimae, Tokyo (JP)
Assigned to KOMATSU LTD., Tokyo (JP)
Appl. No. 17/632,802
Filed by KOMATSU LTD., Tokyo (JP)
PCT Filed Jul. 29, 2020, PCT No. PCT/JP2020/028954
§ 371(c)(1), (2) Date Feb. 4, 2022,
PCT Pub. No. WO2021/065178, PCT Pub. Date Apr. 8, 2021.
Claims priority of application No. 2019-178422 (JP), filed on Sep. 30, 2019.
Prior Publication US 2022/0289012 A1, Sep. 15, 2022
Int. Cl. B60K 1/04 (2019.01); E02F 3/76 (2006.01); E02F 3/84 (2006.01)
CPC B60K 1/04 (2013.01) [E02F 3/764 (2013.01); E02F 3/84 (2013.01); B60K 2001/0411 (2013.01); B60Y 2200/411 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A motor grader including a front frame, a rear frame arranged in rear of the front frame, and a coupling shaft that couples the front frame to the rear frame as being pivotable with respect to the rear frame, the motor grader comprising
a drive wheel that is rotationally driven to run the motor grader, the drive wheel including a front wheel and a rear wheel;
a battery that stores electric power and is arranged in front of the coupling shaft; and
an electric motor to which electric power is supplied from the battery to generate driving force for rotationally driving the front wheel.