US 12,404,656 B2
Work vehicle and control method for work vehicle
Kazuki Ichikawa, Tokyo (JP); Masaaki Imaizumi, Tokyo (JP); Ken Hirabayashi, Tokyo (JP); and Kento Niiyama, Tokyo (JP)
Assigned to KOMATSU LTD., Tokyo (JP)
Appl. No. 18/036,266
Filed by Komatsu Ltd., Tokyo (JP)
PCT Filed Nov. 1, 2021, PCT No. PCT/JP2021/040224
§ 371(c)(1), (2) Date May 10, 2023,
PCT Pub. No. WO2022/118587, PCT Pub. Date Jun. 9, 2022.
Claims priority of application No. 2020-202064 (JP), filed on Dec. 4, 2020.
Prior Publication US 2023/0407598 A1, Dec. 21, 2023
Int. Cl. E02F 9/22 (2006.01); E02F 3/28 (2006.01); E02F 3/43 (2006.01); F16D 48/06 (2006.01)
CPC E02F 9/2253 (2013.01) [E02F 3/283 (2013.01); E02F 3/431 (2013.01); E02F 3/434 (2013.01); F16D 48/066 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A work vehicle comprising:
a power source;
a travel device that includes a clutch capable of adjusting a degree of engagement between the power source and a transmission, and travels on a basis of power transmitted from the power source;
working equipment;
a drive device that operates the working equipment on a basis of power transmitted from the power source; and
a control device that outputs a control command for controlling the degree of engagement of the clutch on a basis of a state of the working equipment,
wherein the state of the working equipment includes an operation speed of the working equipment, and
wherein the control device outputs the control command such that the degree of engagement decreases when a clutch control start condition is satisfied in which a state in which the operation speed of the working equipment is lower than a speed determination value continues for a specified time or longer.