1251 patents
Page 8 of 63
Utility
Agricultural field management system, and agricultural field management method
5 Sep 23
An agricultural field management system includes a plurality of communication devices arranged in an agricultural field and configured to detect a physical quantity indicating dynamic movement of objects, a dispatcher arranged in the agricultural field and configured to communicate with each of the communication devices, a management apparatus configured to move in the agricultural field.
Shuya Kaechi
Filed: 22 Jun 21
Utility
Traveling Transmission Device of Tractor
31 Aug 23
A traveling transmission device of a tractor including a transmission case to which power from an engine is inputted via an input shaft, a speed changer transmission section provided inside the transmission case and configured to input power from the input shaft and to speed-change the inputted power and output it, and a rear wheel differential mechanism provided inside the transmission case and configured to input power outputted from the speed changer transmission section and transmit the inputted power to left and right rear wheels.
Tomonari TSUCHIDA, Ryoma IWASE, Tomoyuki TANAKA, Takahiro MATSUO, Hidetoshi HANA
Filed: 5 May 23
Utility
Work Vehicle
31 Aug 23
An air cleaner device that is positioned forward of a radiator, has a bottom surface inclined backward and upward to face the radiator side, and purifies air sent to an engine, and a discharge pipe that is disposed to extend from the bottom surface of the air cleaner device to the lower portion of the radiator and discharges dust separated by the air cleaner device are included.
Tatsunori KONISHI
Filed: 25 Jun 21
Utility
Work vehicle
22 Aug 23
A work vehicle includes a lifting mechanism to control at least one of a height and a posture of a work machine connected to the work vehicle.
Tetsuo Yamaguchi, Takudai Matsuda
Filed: 11 Feb 21
Utility
Organic wastewater treatment apparatus
22 Aug 23
An organic wastewater treatment apparatus biologically treats organic wastewater containing nitrogen using a treatment tank storing activated sludge.
Soichiro Yatsugi, Shinya Nagae, Hitoshi Yanase
Filed: 23 Mar 21
Utility
Protection mechanism for working vehicle, and working vehicle including the same
15 Aug 23
A protection mechanism for a working vehicle includes a roof provided above an operator's seat, a pillar extending upward from a vehicle body and supporting the roof, a camera with a predetermined viewing direction, and a support stay which is connected to the pillar, orients the predetermined viewing direction of the camera sideways, and supports the camera below a peripheral portion of the roof.
Satoru Horai, Takuya Nishikubo
Filed: 10 Dec 21
Utility
Hydraulic system of working machine
15 Aug 23
A hydraulic system of a working machine includes a hydraulic pump to output a hydraulic fluid, at least one proportional valve to deliver the hydraulic fluid to a supply target, a valve body including the proportional valve, a heat-up fluid passage in the valve body and into which the hydraulic fluid flows, a switching valve switchable between an open position in which the hydraulic fluid passing through the heat-up fluid passage is supplied to a hydraulic device and a closed position in which the hydraulic fluid is not supplied thereto and the hydraulic fluid from the hydraulic device is to be returned, a controller to operate the switching and proportional valves, and a return circuit through which the hydraulic fluid flowing into the heat-up fluid passage is returned as a result of at least one of the switching and proportional valves being operated by the controller.
Yuji Fukuda, Jun Tomita, Yuya Konishi, Toshiya Tani, Daisuke Sakurai
Filed: 2 Jun 22
Utility
Agricultural machine
15 Aug 23
An agricultural machine includes a swath information acquiring module, a first determining module to determine a traveling path of an automatic operation based on a position of a swath, a setting module to set a work continuation width based on the traveling path, a second determining module to determine, when there is a manual operation by a worker during the automatic operation, whether the agricultural machine during the manual operation is within the work continuation width, and an executing module to execute the automatic operation.
Shogo Hayashida, Susumu Umemoto, Shinnosuke Ishikawa, Junichi Yuasa
Filed: 9 Dec 20
Utility
Work vehicle
15 Aug 23
A work vehicle includes an engine (11); a traveling device (1, 2) capable of traveling on the ground; a power transmission device (13) that transmits driving power of the engine (11) to the traveling device (1, 2) with a work oil; a cooling device (15) for cooling the engine (11) with a cooling fluid; a storage unit (17) having a first storage space (17A) for storing the work oil and a second storage space (17B) for storing the cooling fluid.
Kensuke Okabe, Kohta Nakao, Kazuhiro Tanaka, Yusuke Endo, Toshifumi Yasuda
Filed: 13 May 21
Utility
Autonomous work vehicle travel system, travel route managing device, travel route generating device, and travel route determining device
15 Aug 23
This autonomous work vehicle travel system is provided with: a satellite positioning module 80 that outputs positioning data indicating a vehicle position of a work vehicle 1; an area setting unit that sets an area CA to be worked in a work site; a route managing unit that calculates a travel route element set, which is an aggregate of multiple travel route elements constituting a travel route that covers the area CA to be worked, and storing the travel route element set so as to be readable; a route element selecting unit that selects a next travel route element to be traveled in sequence from the travel route element set; and an autonomous travel controlling unit that causes the work vehicle 1 to travel autonomously on the basis of the next travel route element and the vehicle position.
Sakura Tomita, Tomohiko Sano, Kazuo Sakaguchi, Tetsuya Nakajima, Makoto Oshitani, Kenichi Iwami, Osamu Yoshida
Filed: 28 Jun 17
Utility
Threshing Apparatus and Harvester
10 Aug 23
A first threshing section 15 and a second threshing section 16 are provided.
Takafumi Mitsui
Filed: 30 Jun 21
Utility
Work Vehicle and Power Take-off Apparatus for the Same
10 Aug 23
A work vehicle is provided with a support member that supports an output shaft of a wheel differential mechanism between a differential case and a planetary reduction mechanism.
Hidetoshi HANA, Tomoya UNO, Katsuhiko HONDA, Yusuke SHIMOGAMI, Yutaka INUBUSHI
Filed: 21 Apr 23
Utility
Work Vehicle
10 Aug 23
A work vehicle includes a vehicle body frame having a vehicle body front part and a vehicle body rear part, and a cab frame connected to the vehicle body frame and being rotatable about a rotational shaft provided on the vehicle body rear part to be mounted on the vehicle body front part when the cab frame is in a closed state and to be separated from the vehicle body front part when the cab frame is in an open state.
Satoshi TAKAKI, Takahiro USAMI, Junichi MURAKAMI
Filed: 28 Nov 22
Utility
Traveling transmission device of tractor
8 Aug 23
Provided are a speed changer device, a forward/reverse switchover device for converting output of the speed changer device into forward traveling power and reverse traveling power, a rear wheel differential mechanism for inputting output of the forward/reverse switchover device and transmitting it to rear wheels, and a gear transmission mechanism for transmitting power of an output shaft of the forward/reverse switchover device to an input shaft of the rear wheel differential mechanism.
Tomonari Tsuchida, Ryoma Iwase, Tomoyuki Tanaka, Takahiro Matsuo, Hidetoshi Hana
Filed: 22 Sep 20
Utility
Work Vehicle Including DPF
3 Aug 23
A work vehicle includes an exhaust gas treatment device including a DPF (diesel particulate filter); a DPF condition determiner configured to determine a DPF condition as a condition of the DPF based on a detection signal from a sensor; a monitor configured to display the DPF condition and having a DPF condition display area that includes a plurality of text segments to display respective predetermined text items different from each other; and a text display controller configured to light up two or more of the plurality of text segments in accordance with the DPF condition determined by the DPF condition determiner.
Satoshi KOBAYASHI, Mark BREUTZMAN
Filed: 31 Jan 22
Utility
Mower
1 Aug 23
There are included front and back slope portions attachable to and detachable from storage positions and use positions, front and back holding portions capable of engaging with engagement portions of the front and back slope portions as attached to the storage positions and holding the front and back slope portions at the storage positions, and a disengaging operation tool capable of being manually operated to a disengaging position at which the front holding portion and the back holding portion are releasable from the engagement portions of the front and back slope portions and at which the slope portions are detachable from the storage positions.
Terumasa Kobayashi, Nobuyuki Yamashita, Ryotaro Nakatsu
Filed: 10 Jun 20
Utility
Hydraulic system for working machine and control method of the hydraulic system
1 Aug 23
A hydraulic system includes: a boom cylinder to move a boom; a working tool cylinder to move a working tool attached to the boom; a boom control valve to control the boom cylinder; a working tool control valve to control the working tool cylinder; a horizontal control valve having: an activating position to allow a horizontalizing operation of the working tool; and a stopping position to stop the horizontalizing operation; and a controller device having: a first information obtaining portion to obtain permission and non-permission to the horizontalizing operation; a second information obtaining portion to obtain at least one of upward operation and upward movement of the boom; and a horizontal controller to set the horizontal control valve to the stopping position when the first information obtaining portion obtains the non-permission and the second information obtaining portion obtains one of the upward operation and the upward movement.
Yuji Fukuda, Yusuke Tomatsu
Filed: 15 Jun 20
Utility
Work vehicle
1 Aug 23
A work vehicle includes a vehicle body frame, a cab frame attached to the vehicle body frame so as to be rotatable around a pivot axis, a support provided on the cab frame, a fastener provided on the cab frame and between the support and the pivot axis in a radial direction from the pivot axis, a hydraulic hose, and a hose installation member.
Masaki Inaoka, Yoshihiro Ebata, Shun Tsuruta
Filed: 23 Mar 21
Utility
Working vehicle
1 Aug 23
A working vehicle includes a steering device including a steering handle, a vehicle body to travel with either manual steering by the steering handle or automatic steering of the steering handle based on a traveling reference traveling line, and a controller to permit automatic steering based on steering angles of the steering device obtained when the vehicle body travels a predetermined distance while being steered by the manual steering.
Shunsuke Miyashita, Toru Tambo, Kenichi Iwami, Hiroki Suga, Yasuaki Morioka, Kunihiko Nishino, Kumiko Kobayashi, Misako Kawai
Filed: 24 Dec 20
Utility
Work Vehicle
27 Jul 23
A work vehicle includes an arm cylinder configured to raise an arm assembly.
Satoshi TAKAKI, Takahiro USAMI
Filed: 28 Nov 22