525 patents
Page 14 of 27
Utility
Off-road vehicle and ground management system
28 Dec 21
An off-road vehicle that travels on the off-road ground includes: a sensor group configured to detect unevenness of the ground; a camera configured to capture the unevenness of the ground; a ground unevenness degree calculation unit configured to calculate a ground unevenness degree indicating an unevenness degree of the ground based on an input parameter; an input parameter setting unit configured to set, as the input parameter, data selected from among data detected by the sensor group and image data captured by the camera; an unevenness-position data generation unit configured to associate the actual vehicle position with the ground unevenness degree to generate ground unevenness-position data; and a data storage unit configured to store the ground unevenness-position data.
Kazuyoshi Kawamoto, Akira Tominaga, Yuji Ishii
Filed: 20 Feb 20
Utility
Work vehicle having a movable lower shield of a windshield
21 Dec 21
In a work vehicle, a windshield provided at a front portion of a vehicle body includes an upper shield disposed upwardly of a hood and a lower shield that can be disposed at a position closing a gap formed between a lower end of the upper shield and an upper face of the hood.
Masaru Nakaji
Filed: 13 May 20
Utility
Head cover for engine
21 Dec 21
The head cover for an engine includes a gas passage in the head cover, a gas outlet formed on a head cover wall at a terminal end portion of the gas passage in the head cover, a gas intermediate outlet portion formed in the head cover wall so as to face space inside the head cover except the gas passage in the head cover, and a gas intermediate inlet portion formed in the head cover wall so as to face the gas passage in the head cover, in which an opening specification in which through holes penetrating the head cover wall are formed and a closing specification in which the through holes are not formed can be selected for the gas intermediate outlet portion and the gas intermediate inlet portion.
Satoshi Sugimoto, Takayuki Ichikawa, Shota Hatada
Filed: 12 Nov 20
Utility
Harvesting machine and travel mode switching method
14 Dec 21
The present disclosure includes a travel operation unit that is configured to be manually operated and includes a mode operation tool for switching between automatic driving and manual driving, a manual travel control unit that includes a manual travel mode in which manual driving is performed based an operation signal received from the travel operation unit, and an automatic travel control unit that includes an automatic travel mode in which automatic driving is performed, a temporary stop mode in which a vehicle body is temporarily stopped during automatic driving for transitioning from the automatic travel mode to the manual travel mode, and a check mode in which whether a state of the travel operation unit satisfies a manual driving transition condition required for starting manual driving is checked in transition from the temporary stop mode to the manual travel mode.
Kazuo Sakaguchi, Tomohiko Sano, Osamu Yoshida, Takashi Nakabayashi, Sotaro Hayashi, Masayuki Horiuchi, Mitsuhiro Seki, Kyosuke Yamaoka, Satoshi Maruo
Filed: 16 Nov 18
Utility
Hydraulic system for working machine
14 Dec 21
A hydraulic system for a working machine includes a hydraulic pump to output operation fluid, a hydraulic actuator to be activated with the operation fluid, a first control valve to which the operation fluid outputted by the hydraulic pump is supplied, the first control valve being configured to control the hydraulic actuator, a second control valve to control the hydraulic actuator separately from the first control valve, a first fluid tube connecting the hydraulic pump and the first control valve, a second fluid tube branching from the first fluid tube and connecting to an input port of the second control valve, a third fluid tube connecting the first control valve and the hydraulic actuator, and a fourth fluid tube connecting to an output port of the second control valve and connecting to the third fluid tube.
Yuji Fukuda, Hiroaki Nakagawa
Filed: 24 Sep 20
Utility
Management system and management method
14 Dec 21
A management system for a work vehicle configured to carry out a utility work while traveling autonomously includes a work field information acquisition section for acquiring work field information indicative of information relating to a work field where the work is to be carried out, a route information acquisition section for acquiring route information indicative of a traveling route along which the vehicle has traveled, a consumed electric power information acquisition section for acquiring electric power information indicative of consumed electric power, a tilt angle information acquisition section for acquiring tilt angle information indicative of a tilt angle of the work field relative to the horizontal plane, and a calculation section for calculating a cost required for the work, based on the work field information, the route information, the electric power information and the tilt angle information.
Kensuke Uemoto, Katsuhiko Uemura, Nobuyuki Yoshii, Hideya Umemoto, Hitoshi Aoyama
Filed: 9 Oct 18
Utility
Structure for detachable front loader, detachable front loader, and work vehicle
7 Dec 21
A structure of a detachable front loader includes: a main frame; a boom; and a subframe unit that supports the boom.
Shin Torii
Filed: 2 Apr 20
Utility
Work vehicle
7 Dec 21
A work vehicle configured to carry out a utility work while traveling autonomously includes an implement unit mounted on a vehicle body for carrying out the work, a work subject information acquisition section for accruing work subject information indicative of information on a work subject, a load calculation section for calculating a load of the work based on the work subject information, a storage section for storing driving conditions of the implement unit in advance, and a driving section configured to retrieve a driving condition stored in the storage section according to the load calculated by the load calculation section and to drive the implement unit based on the retrieved driving condition.
Kensuke Uemoto, Takeshi Komorida, Nobuyuki Yoshii, Katsuhiko Uemura, Shinichi Yamada
Filed: 9 Oct 18
Utility
Method for producing plant body
30 Nov 21
An aspect of the present invention provides a method of forming a plant body having a desired three dimensional shape.
Mitsuru Honda
Filed: 2 Aug 18
Utility
Operation mechanism of work vehicle and work vehicle
30 Nov 21
Provided is an operation mechanism of a work vehicle capable of suppressing transmission of vibration from a vehicle body to a cabin.
Daisuke Miyazaki, Koji Masumoto, Kenzo Ushiro, Hideaki Ezaki
Filed: 27 Mar 20
Utility
Work vehicle
30 Nov 21
A work vehicle includes a wheel supporting member 11 that is supported by a vehicle body frame 1 that includes left and right side members 80; left and right steerable wheels that are supported by the wheel supporting member 11 so as to be steerable; and a steering mechanism 25 that includes a power steering unit 24 and steers the left and right steerable wheels.
Keishiro Nishi, Atsushi Shinkai, Tomofumi Fukunaga, Takahiro Nakatsuka
Filed: 26 Dec 17
Utility
Working machine
30 Nov 21
A working machine includes a prime mover, a hydraulic pump to be driven by power of the prime mover and to output operation fluid, a hydraulic actuator to be operated by the operation fluid, and a control device.
Makoto Ono, Kenjiro Honda, Atsushi Matsumoto, Hiromichi Yoshida
Filed: 25 Oct 19
Utility
Hydraulic system for working machine
23 Nov 21
A hydraulic system includes a first system discharge fluid tube that discharges fluid flowing through a first supply fluid tube, a second system discharge fluid tube that discharges fluid, a first control valve, and a second control valve connected to a second supply fluid tube, the first system discharge fluid tube, and the second system discharge fluid tube, configured to be switched between: a supply position that supplies fluid from the second supply fluid tube to the first supply fluid tube; a first stop position that stops supply of fluid from the second to the first supply fluid tube and supplies fluid from the first supply fluid tube to the first system discharge fluid tube; and a second stop position that stops supply of fluid from the second to the first supply fluid tube and supplies fluid from the first supply fluid tube to the second system discharge fluid tube.
Yuji Fukuda
Filed: 11 Sep 19
Utility
Flow rate control valve
16 Nov 21
A flow rate control valve includes a first flow line to connect to a first fluid line connected to a hydraulic actuator, a second flow line to connect to a second fluid line connected to the hydraulic actuator, a third flow line to connect to a third fluid line connected to a hydraulic pump, a fourth flow line to connect to an operation fluid tank or a fourth fluid line connected to a suction portion of the hydraulic pump, a fifth flow line to connect a first control valve and a second control valve, and a spool including a first connecting portion being configured to connect the first flow line and the third flow line at a first position and to connect the first flow line and the fifth flow line at a second position.
Yuji Fukuda, Yoshimitsu Tanaka, Yasushi Otagaki
Filed: 17 Nov 20
Utility
Combine, method of generating field farming map, program for generating the field farming map and storage medium recording the field farming map generating program
9 Nov 21
Need exists for information management technique that allows utilization of collapsed grain culms detection for a future farming plan.
Mao Kitahara, Kazuhiro Takahara
Filed: 22 Jun 18
Utility
Front loader and work machine
9 Nov 21
A front loader includes a boom, a main frame attached to a vehicle body, a sub frame supporting the boom and being detachably attached to the main frame.
Robert Stewart Boyd, Erik Baker
Filed: 23 Oct 20
Utility
Control method for hydraulic system in work machine
9 Nov 21
A hydraulic system for a work machine includes a travel hydraulic device which changes a travel speed in accordance with switching positions of a hydraulic switch valve.
Yuji Fukuda, Daiki Abe, Jun Tomita, Yuya Konishi, Ryosuke Kinugawa
Filed: 15 Apr 20
Utility
Travel route generation device and method for generating travel route for field work vehicle
9 Nov 21
A travel route generation device for a field work vehicle includes a memory and circuitry.
Yasuhisa Uoya, Izuru Shimamoto, Kenji Tamatani, Megumi Suzukawa, Atsushi Shinkai, Kazuo Sakaguchi
Filed: 14 Dec 17
Utility
Work-vehicle position measurement system, work vehicle, and work-vehicle position measurement method
9 Nov 21
A work-vehicle position measurement system includes a reference station and a work vehicle.
Atsushi Shinkai, Kazuo Sakaguchi, Izuru Shimamoto, Kenji Tamatani, Megumi Suzukawa, Akisato Hori
Filed: 20 Dec 17
Utility
Grass mower tilt detection
2 Nov 21
A grass mower includes a frame that extends in a front/rear direction of a machine body, a mower deck supported to/under the frame, the mower deck extending in a transverse direction of the machine body, a side edge of the mower deck protruding laterally from the machine body, a tilt detector for detecting a rolling angle of the machine body, a display device for displaying the rolling angle, a first informing device for effecting a first informing for calling attention to grass scraping by the side edge when a rolling angle detected by the tilt detector exceeds a first tilt angle and a second informing device for effecting a second informing for calling attention to traveling danger when the rolling angle detected by the tilt detector exceeds a second tilt angle.
Hideki Aoki, Akira Minoura
Filed: 18 Dec 18