686 patents
Page 19 of 35
Utility
Work Vehicle
16 Dec 21
A tractor includes a protective frame including a lower frame and an upper frame rotatably coupled with an upper portion of the lower frame, and an assist mechanism to assists a rotation of the upper frame.
Masanori AZUMA, Terumasa KOBAYASHI, Hiroki NAGAI, Tomohisa YAMAMOTO
Filed: 6 Jun 19
Utility
Electronic Fuel Injection Type Diesel Engine
16 Dec 21
An electronic fuel injection type diesel engine enables reduction in engine size.
Hideyuki KOYAMA, Mitsugu OKUDA, Yuji SHINOHARA, Mitsuru KAMIYAMA, Hiroki OSO
Filed: 9 Sep 19
Utility
Combine Harvester
2 Dec 21
A combine harvester includes a threshing device 4 configured to perform a threshing process of threshing reaped grain culm in a threshing chamber 23, in which the threshing chamber 23 includes a threshing cylinder 31 configured to rotate around a front-rear axis X, and an arc-shaped receiving net 32 provided extending along an outer circumferential portion of the threshing cylinder 31, and a top plate 30 covering an upper portion of the threshing chamber 23 is supported detachably along the rotation axis direction of the threshing cylinder 31.
Takafumi Mitsui, Yusaku Yoshida, Yosuke Sakiyama, Fumisato Nakagawa, Yoshiaki Inoue, Norifumi Takamatsu, Kosaku Noguchi, Ryohei Higashitaki, Toshinari Nishimura
Filed: 30 Jul 19
Utility
Working Machine
25 Nov 21
A working machine includes a machine body, a traveling device provided on the machine body, a traveling motor configured to provide power to the traveling device and to be switched between a first speed and a second speed, a traveling operation member to be operated by an operator, an operation detector to detect an operation extent of the traveling operation member, a traveling pump driven in response to the operation extent to supply operation fluid to the traveling motor, a revolution detector to detect a motor revolving speed, and a controller configured to switch the traveling motor from the second speed to the first speed when the motor revolving speed is equal to or less than a deceleration threshold, and then to switch the traveling motor from the first speed to the second speed when the motor revolving speed is equal to or greater than a return threshold.
Yuji FUKUDA
Filed: 3 Aug 21
Utility
Work Vehicle
25 Nov 21
A work vehicle includes an automatic steering switching tool to start or end automatic steering of a vehicle body and a setting operation tool to select a setting for the automatic steering of the vehicle body.
Shinji MISAKI
Filed: 17 Dec 19
Utility
Work Vehicle
25 Nov 21
A work vehicle includes a hydrostatic stepless speed changer device configured to speed-change driving power of an engine steplessly, a plurality of planetary gear speed changer devices configured to speed-change the driving power speed-changed by the stepless speed changer device, a plurality of clutch mechanisms corresponding to the plurality of planetary gear speed changer devices in order to take off the driving powers from these plurality of planetary gear speed changer devices individually, and a traveling speed changer device for speed-changing and transmitting the driving powers transmitted from the plurality of clutch mechanisms to a traveling mechanism.
Yuji HIRASE, Ryoma IWASE, Tsuyoshi GONO, Takuya NISHIKUBO, Susumu TAKEOKA, Tsubasa KAWAZOE, Atsushi JINNAI
Filed: 6 Dec 19
Utility
Work Vehicle
25 Nov 21
A work vehicle includes a rollover protection structure (ROPS) around a driver's seat and a receiver supported at an upper portion of the ROPS to receive positional information from a satellite.
Shinji MISAKI
Filed: 17 Dec 19
Utility
Port Injection Engine
25 Nov 21
A port injection engine, in which injected fuel readily vaporizes inside suction ports, includes: a suction port; a suction valve; and a port injector that injects fuel to an inner peripheral surface of the suction port.
Kosuke AOKI, Michisuke IGA
Filed: 19 May 21
Utility
Battery Unit
18 Nov 21
A battery unit includes a positive relay switch, a negative relay switch, a first resistor disposed in a third wiring portion extending between a positive external terminal and a negative external terminal, a second resistor serially connected to a portion on more negative side than the first resistor, a third resistor disposed in a second wiring portion and connected in parallel with the negative relay switch, a potential difference detection section capable of detecting a first potential difference which is a potential difference between the portion of the third wiring portion on more negative side than the first resistor and a negative terminal and a failure determination section for determining a failure of the positive relay switch and the negative relay switch respectively, based on the first potential difference.
Hirokazu Ito, Tomohiko Hisakuni
Filed: 11 Nov 20
Utility
Electric Work Vehicle and Mower Unit
11 Nov 21
An electric work vehicle includes: a battery accommodating portion that is provided in the vehicle body and accommodates a battery; a first connector provided on the battery accommodating portion; a second connector provided on the battery; and an operating tool for moving the battery and the second connector, and switching from a pre-attachment orientation in which the second connector opposes the first connector to an attachment orientation in which the second connector is joined to the first connector.
Katsuhiko Uemura, Hirokazu Ito, Kazuaki Matsuda, Yasuhiro Manji
Filed: 21 Jul 21
Utility
Dehydrogenation Catalyst
11 Nov 21
Provided is a dehydrogenating catalyst that is capable of preventing or reducing coking and improving the yield of an olefin in a pyrolysis reaction of a hydrocarbon raw material.
Shun Maeda, Kunihide Hashimoto, Yasushi Sekine
Filed: 3 Dec 19
Utility
Electric Work Vehicle
11 Nov 21
An electric work vehicle includes a battery container provided in a traveling vehicle body and including a guiding unit, and a battery pack removably attached to the battery container and including a guided unit.
Hirokazu Ito, Kazuo Koike, Yasuhiro Manji
Filed: 17 Jun 21
Utility
Tractor, Travel Power Transmission Apparatus for a Tractor, and Tractor Provided With the Travel Power Transmission Apparatus for a Tractor
4 Nov 21
Regarding a travel power transmission apparatus for a tractor, in which a creep speed changing apparatus is housed in a transmission case, the present invention increases a deceleration ratio throughout the creep speed change while suppressing an increase in the size of the transmission case.
Yasuyuki OKA
Filed: 2 Sep 19
Utility
Steel Product for Use In Contact with Steel Material
28 Oct 21
The present invention provides a steel product that has excellent oxidation resistance on a surface thereof that is to come into contact with a steel material and that also has excellent weldability.
Kunihide HASHIMOTO, Yohei ENJO
Filed: 23 Aug 18
Utility
Working Vehicle
28 Oct 21
A working vehicle includes a vehicle body, a cabin on the vehicle body, a clutch pedal in the cabin, a clutch on the vehicle body, a clutch operator to engage and disengage the clutch, a linkage including first and second ends, the first end being connected to the clutch operator, and a linkage lock to interlock the clutch pedal with the second end of the linkage so that vibrations of the cabin are reduced or prevented from being transmitted to the clutch.
Takuya TANIGAWA, Kenichi AOYAMA, Michitaka TANAKA, Hitoshi OMACHI, Megumi SAWAI, Daisuke INABA
Filed: 21 Apr 21
Utility
Display Controller, Working Machine, and Computer Readable Storage Medium
28 Oct 21
A display controller for controlling a content displayed on the display provided on the working machine comprises a display control unit.
Tsuyoshi NISHIMURA, Dai KADOTA, Ryo HASHIMOTO, Yuki IYONAGA, Takuma SAI, Atsushi MATSUMOTO
Filed: 21 May 21
Utility
Shift Power Transmission Apparatus of a Tractor and Tractor
28 Oct 21
A shift power transmission apparatus of a tractor that has a small up-down width or a small transverse width and a short front-rear length.
Tomonari Tsuchida, Hidetoshi Hana, Ryoma Iwase
Filed: 20 Nov 18
Utility
Working Machine
7 Oct 21
The working machine includes a machine body, an engine provided on the machine body, a motor generator to be operated as a motor to assist driving of the engine in an assisting operation and to be operated as a generator by power of the engine to generate electricity in a generating operation, a battery to store the electricity generated by the motor generator, an acceleration sensor to measure acceleration of the machine body, and a controller to selectively set either one of the assisting operation and the generating operation based on the acceleration of the machine body measured by the acceleration sensor.
Daiki TAMBA, Yukifumi YAMANAKA, Yuki SHIMOIKE
Filed: 15 Jun 21
Utility
Working Vehicle
7 Oct 21
A working vehicle is capable of autonomously traveling on a target traveling route and appropriately performing illumination during autonomous traveling to enable an operator to reliably confirm the presence of obstacles or the like on the target traveling route.
Toshiaki KUROGI
Filed: 18 Jun 21
Utility
Agricultural Field Management System, and Agricultural Field Management Method
7 Oct 21
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