公开(公告)号：US20220372733A1

公开(公告)日：2022-11-24

申请号：US17772243

申请日：2020-11-05

Applicant: Komatsu Ltd.

Inventor： Yuya Murakami ,  Masanori Ono

IPC: E02F9/26

Abstract: A road surface condition monitoring system according to the present invention includes: a road surface condition acquisition unit configured to acquire monitoring object information on at least a shape or size of a monitoring object existing in an area including a road surface in a direction in which a work vehicle travels by driving of a traveling mechanism, which mounts a tire, of the work vehicle; a storage unit configured to store reference information for determining whether the tire is to be damaged; a damage determination unit configured to determine, based on the monitoring object information and the reference information, whether the tire is to be damaged when the tire comes into contact with the monitoring object by the driving of the traveling mechanism; and an output unit configured to output a result determined by the damage determination unit.

公开(公告)号：US20250122696A1

公开(公告)日：2025-04-17

申请号：US18834724

申请日：2023-02-03

Applicant: Komatsu Ltd.

Inventor： Yuya Murakami ,  Shun Kawamoto ,  Ryohei Emoto ,  Shoji Sonoyama ,  Shota Hirama

IPC: E02F9/26

Abstract: A work machine monitoring system includes a measurement data acquisition unit that acquires measurement data of a ground on which a work machine travels by contact of a rotating member included in the work machine and rotation of the rotating member, a determination criteria setting unit that sets determination criteria for determining presence or absence of a boulder on the ground in the measurement data, a boulder determination unit that determines the presence or absence of the boulder on the ground in the measurement data based on the determination criteria, and a warning control unit that outputs a warning from an output device based on determination of the presence or absence of the boulder.

公开(公告)号：US20250109575A1

公开(公告)日：2025-04-03

申请号：US18834701

申请日：2023-02-03

Applicant: Komatsu Ltd.

Inventor： Shun Kawamoto ,  Yuya Murakami ,  Ryohei Emoto ,  Shoji Sonoyama ,  Shota Hirama

IPC: E02F9/26 ,  E02F9/28

Abstract: A work machine monitoring system includes a measurement data acquisition unit that acquires measurement data of working equipment included in the work machine at a predetermined sampling rate, a defect determination unit that determines presence or absence of a defect in the working equipment in the measurement data, a counting unit that counts the number of defect determination samples indicating the measurement data determined to have the defect, and a warning control unit that changes a warning pattern output from an output device based on the number of defect determination samples.