360 patents
Page 5 of 18
Utility
System and method for controlling bulldozer
22 Aug 23
A controller determines that a signal from an operating device represents either a normal operation to manually control a blade or a trigger operation to automatically control the blade.
Takuya Uemura, Yusuke Yamazaki, Kei Nakano, Masahiro Ikeda
Filed: 3 Jun 20
Utility
Control System of Unmanned Vehicle, Unmanned Vehicle, and Method of Controlling Unmanned Vehicle
17 Aug 23
A control system of an unmanned vehicle includes: a requested steering speed calculation unit that calculates a requested steering speed of the unmanned vehicle such that the unmanned vehicle travels along a traveling course; an actual steering speed acquisition unit that acquires an actual steering speed of the unmanned vehicle detected by a steering sensor; and a traveling control unit that adjusts a traveling speed of the unmanned vehicle based on a result of comparison between the requested steering speed and the actual steering speed.
Shun Sasaki
Filed: 24 May 21
Utility
Wheel Loader and Method for Controlling Wheel Loader
17 Aug 23
A wheel loader includes: a front frame; a bucket; a boom having a distal end connected to bucket, and a proximal end rotatably supported by front frame; a sensor configured to measure a distance between boom and a loading target; and a controller configured to control an action of wheel loader.
Toru Naito
Filed: 1 May 23
Utility
Work Machine and Control System for Work Machine
17 Aug 23
A bulldozer includes: a travel manipulation lever that receives a manipulation of an operator and outputs a travel command to allow a travel device to travel or to stop the travel device; a fuel adjustment dial that sets a rotation speed of an engine; a seating sensor that outputs a seating signal indicating a sensed result of whether or not the operator is seated in an operator seat; a monitor that performs notification to the operator; and a controller.
Yuichi NAKANO, Kazuyuki KIRINO, Tetsuyoshi TAKAHASHI, Tomoaki IWASAWA, Takeo MURATA
Filed: 28 Jun 21
Utility
Transporter vehicle management system and transporter vehicle management method
15 Aug 23
A transporter vehicle management system includes: a loading weight data acquisition unit that acquires loading weight data indicating a loading weight of a load on a transporter vehicle; a vehicle speed data acquisition unit that acquires vehicle speed data indicating a traveling speed of the transporter vehicle; a road surface data acquisition unit that acquires road surface data indicating a condition of a road surface on which the transporter vehicle travels; a current damage amount calculation unit that calculates a current damage amount of the transporter vehicle on the basis of the loading weight, the traveling speed, and the condition of the road surface; a target amount calculation unit that calculates a target loading weight or a target traveling speed in which the current damage amount is set to a predetermined value; and an output unit that outputs the target loading weight or the target traveling speed.
Ryota Ono, Tomoko Jinno
Filed: 14 Dec 16
Utility
Guide Device
10 Aug 23
A guide device includes a support that includes a guide surface, and a movable body that includes an oil pocket to which lubricant is supplied and a sliding surface facing the guide surface.
Kenichi Tomita
Filed: 4 Jun 21
Utility
Calibration Device and Calibration Method
10 Aug 23
A distance acquisition unit acquires first distance data that is distance data in an area in which a first reference object installed at an arbitrary position outside a work machine is present.
Tomoki KONDA, Ryuta OKUWAKI
Filed: 17 Jun 21
Utility
Construction management device, display device, and construction management method
8 Aug 23
A bucket position acquisition unit acquires a plane position of a contour point of a bucket in a plan view from the top and a height thereof from a work machine having work equipment including a boom, an arm, and the bucket.
Ryo Sasaki, Yasufumi Uehara, Azumi Ichikawa
Filed: 19 Feb 19
Utility
Work machine system and control method
8 Aug 23
A system includes a work machine having a work implement including a bucket, and a server capable of communicating with the work machine.
Yuki Shimano, Tomohiro Nakagawa
Filed: 4 Jul 18
Utility
Work machine and control method
8 Aug 23
An HST circuit has a hydraulic pump that converts a drive force of an engine into energy of oil, and a hydraulic motor that converts the energy of the oil converted by the hydraulic pump into drive energy.
Akira Nakashima, Shinobu Kamikawa
Filed: 2 Apr 20
Utility
Excavation Information Processing Device, Work Machine, Excavation Support Device, and Excavation Information Processing Method
3 Aug 23
An excavation information processing device includes an acquisition unit configured to acquire target object position information indicating an excavation target object by position information of a plurality of points, and an excavation earth amount estimation unit configured to sequentially estimate and output an excavation earth amount acquired by a bucket when the bucket performs holding at that point in time based on bucket position and posture information indicating a position and a posture of the bucket and the target object position information.
Ryuta OKUWAKI, Kazuhiro HATAKE
Filed: 27 Jul 21
Utility
Excavation Plan Creation Device, Working Machine, and Excavation Plan Creation Method
3 Aug 23
An excavation plan creation device includes a storage unit configured to store a plurality of planning models each of which is a machine learning model that receives, as an input, terrain information and that outputs a planned value of an excavation trajectory and a swing direction.
Masanori AIZAWA
Filed: 14 May 21
Utility
Hydraulic excavator and system
1 Aug 23
There is provided a hydraulic excavator allowing a simple configuration to be employed to determine a posture of a work implement accurately.
Nobuyoshi Yamanaka, Toshiaki Kumagai, Kensuke Fujii
Filed: 19 Mar 19
Utility
Unmanned Vehicle Control System, Unmanned Vehicle, and Unmanned Vehicle Control Method
20 Jul 23
An unmanned vehicle control method for setting a permitted area where traveling is permitted for each unmanned vehicle, the unmanned vehicle control method includes: acquiring unmanned vehicle data including position data of the unmanned vehicle; acquiring road surface condition data of a travel path on which the unmanned vehicle travels; and generating data including a permitted area in the travel path of the unmanned vehicle, a stop point in the permitted area, and a target traveling speed for the unmanned vehicle to stop at the stop point on a basis of the unmanned vehicle data that has been acquired, wherein the permitted area is set on a basis of the road surface condition data of a predetermined area including the stop point.
Kenta Osagawa, Isao Toku
Filed: 10 May 21
Utility
System and Method for Controlling Work Machine
13 Jul 23
A controller acquires current position data indicative of a current position of a work machine.
Yuuichi KADONO
Filed: 9 Jun 21
Utility
Transmission and work vehicle
11 Jul 23
A first gear mechanism is connected to an input shaft.
Yusuke Miura
Filed: 7 Dec 20
Utility
Method of Estimating Moment of Work Implement
6 Jul 23
A first payload computation value which represents a weight of loads loaded on the work implement in a first attitude is obtained.
Kensuke FUJII, Toshiaki KUMAGAI, Motoki KOYAMA
Filed: 24 Jan 22
Utility
Tunnel Excavation Device
6 Jul 23
A tunnel excavation device includes a first body portion and an erector device.
Naoki SEKIYAMA, Hiroshi ASANO
Filed: 20 Apr 21
Utility
Work machine
4 Jul 23
The front pillar disposed on the second side face of the cab is located behind the front pillar disposed on the first side face of the cab.
Makoto Sasaki, Hiroaki Tanaka, Masayoshi Nomoto
Filed: 10 May 19
Utility
Work Machine
29 Jun 23
Detection accuracy of a device for obtaining a position of a blade is improved.
Takeshi KAMIMAE
Filed: 26 May 21