525 patents
Page 5 of 27
Utility
Laser radar for work vehicle with attenuation layer
4 Jul 23
A laser radar for a work vehicle includes a light emitter, a light receiver, and a light attenuation layer.
Toshiaki Kuroki
Filed: 29 May 19
Utility
Work vehicle with improved control valves controllers
4 Jul 23
A work vehicle, including: a plurality of control valves configured to selectively convey hydraulic fluid to a hydraulic machine, a plurality of controllers connected to said control valves, a terminal including a display screen displaying graphics associated with said valves, a setting button configured to selectively modify a connection between the control valves and the controllers, and modify graphics based on changes of the connection.
Jean-Louis Burnier
Filed: 8 Jun 20
Utility
Gas valve and flow rate control method for propane gas
27 Jun 23
A ring base member of a disc seat ring is fixed to a valve disc using a bolt.
Yasutarou Yoshida, Masataka Taniguchi, Kouhei Mori
Filed: 19 Feb 21
Utility
Fuel tank of work vehicle and work vehicle
30 May 23
Provided is a fuel tank of a work vehicle in which fuel can be easily sucked into an engine.
Takaya Hayashi
Filed: 4 Mar 20
Utility
Multipurpose vehicle
30 May 23
A multipurpose vehicle includes a stepless speed changer which is provided at one of lateral sides of a vehicle body with respect to an engine and a traveling transmission, an engine output shaft projected from the engine toward the stepless speed changer along a lateral direction of the vehicle body, a speed changer input shaft projected from the stepless speed changer toward the engine along the lateral direction of the vehicle body, and a first gear transmission mechanism provided between and across the engine output shaft and the speed changer input shaft and transmitting power of the engine output shaft to the speed changer input shaft.
Toshifumi Yasuda, Takashi Kuramoto, Kensuke Okabe, Hiroshi Takagi
Filed: 16 Nov 20
Utility
Work machine and control method for work machine
23 May 23
A work machine includes a first oil passage connecting a first hydraulic pump and a first chamber of a bucket cylinder, a fourth oil passage connecting an arm control valve and a fourth chamber of an arm cylinder, a bypass oil passage connecting the fourth oil passage and the first oil passage, and a switching mechanism configured to control connection/disconnection of the fourth oil passage to/from the first oil passage via the bypass oil passage.
Daiki Abe, Ryota Hamamoto, Jun Tomita
Filed: 30 Nov 22
Utility
Wheel center cap assembly
16 May 23
A wheel center cap ASSY (assembly) for a work vehicle includes a center cap attached to a hub of a wheel coupled to an axle and having a center axis, an adaptor including a cap attachment portion to which the center cap is attached and a plurality of flange portions disposed on the outer side of and along a circumferential direction of the center cap, and a coupling member for coupling the flange portions to the hub.
Min Sung Kim, Akira Minoura, Kendall Peterman
Filed: 7 Aug 19
Utility
Positioning detection device and working machine having positioning detection device
16 May 23
A positioning detection device includes a first obtaining circuit to obtain a satellite signal, a second obtaining circuit to obtain a detection signal of an inertial device, a third obtaining circuit to obtain a traveling state of the vehicle body including straight-traveling and turning of the vehicle body, a first calculator to calculate first positioning information in a satellite navigation system to which the satellite signal is applied, a second calculator to calculate second positioning information in an inertial navigation system to which the detection signal is applied, a third calculator to calculate third positioning information in a hybrid navigation system to which the first positioning information and the second positioning information are applied, and an output circuit to output the third positioning information upon obtaining the straight-traveling and to output the first positioning information and/or the second positioning information upon obtaining the turning.
Kenichi Iwami, Akisato Hori, Akira Chabata, Naohiro Ishikawa
Filed: 30 Nov 20
Utility
Method for treating organic wastewater, and device for treating organic wastewater
9 May 23
An organic wastewater treatment device includes a biological treatment tank having a plurality of biological treatment units connected in series, where each biological treatment unit includes a pair of an anoxic tank disposed on an upstream side and an aerobic tank disposed on a downstream side along a flow of the organic wastewater, where a membrane separation device is immersed in activated sludge in the aerobic tank, a sludge return path from the aerobic tank on the most downstream side to the anoxic tank on the most upstream side, and an anaerobic tank for anaerobically treating the organic wastewater, which is then divided and supplied to the anoxic tank of each biological treatment unit.
Soichiro Yatsugi, Shinya Nagae, Hitoshi Yanase, Yuko Tsuzuki
Filed: 26 Feb 21
Utility
Front guard and working machine
9 May 23
A working machine includes a machine body an operator seat mounted on the machine body, a front working device swingable upward and downward, the front working device being provided forward of the operator seat and on one side in a machine-width direction eccentric with respect to a central portion of the operator seat, and a front guard provided forward of the operator seat.
Kazuyuki Hatta, Taiki Fujimoto, Akira Komukai, Yoshinori Torii
Filed: 14 Sep 21
Utility
Hydraulic system of work machine and work machine
9 May 23
A hydraulic system of a work machine includes a first hydraulic device to operate in a first operation mode while pressure of hydraulic oil supplied from a hydraulic pump via a first oil passage is equal to or higher than a first pressure threshold.
Yuji Fukuda, Kazuyoshi Arii, Ryohei Sumiyoshi
Filed: 17 Dec 20
Utility
Working machine
25 Apr 23
A working machine includes a machine body having a front-rear direction and a right-left direction perpendicular to the front-rear direction and having a rear part in the front-rear direction, a right side, and a left side opposite to the right side in the right-left direction.
Keigo Honda, Hiroaki Nakagawa, Daisuke Sakurai, Hiroshi Fujiwara
Filed: 2 Feb 22
Utility
Blow-by gas recirculation device
25 Apr 23
A blow-by gas recirculation device that, while having a structure in which a passage for blow-by gas is in a head cover and an oil separator, an increase in size of an engine is suppressed and the risk of the freezing is mostly avoided by shortening the length of an external pipe for the blow-by gas.
Mitsuhiro Akita, Kazuyuki Chuma, Kohei Sawada, Yukimasa Kabe, Satoshi Inayama, Junya Ikai
Filed: 14 Apr 20
Utility
Working machine
25 Apr 23
In a working machine, a traveling pump is driven by a prime mover to rotate a traveling motor by fluid therefrom.
Ryota Hamamoto, Kazuki Ueda, Daiki Abe, Kohei Nagao
Filed: 5 Aug 21
Utility
Working vehicle and support system for the same
25 Apr 23
A working vehicle includes a vehicle body to be coupled to a working device, a communication controller to obtain first operation information relating to operation of the working device, the communication controller being electrically connected to the working device to communicate bi-directionally with the working device, an applicability judging device to judge applicability of the working device to the operation based on the first operation information obtained by the communication controller, and a display device to display the applicability judged by the applicability judging part.
Fulvio Zerbino
Filed: 4 Jun 20
Utility
Electric grass cutting machine
25 Apr 23
In an electric grass cutting machine relating to the present invention, an electric motor for driving a traveling device having a pair of left and right front wheels and a pair of left and right rear wheels and a gear transmission for speed-changing output from the electric motor and transmitting the resultant power to the traveling device are disposed between the left and right rear wheels and arranged one after the other in the front/rear direction at positions laterally of a conveying duct for guiding cut grass pieces from a rear discharge type mower device to a grass collecting container supported to a rear portion of a machine body frame.
Hirokazu Ito, Katsuhiko Uemura, Kazuaki Matsuda
Filed: 19 Nov 19
Utility
Electronic control device, work vehicle, and input circuit
25 Apr 23
An electronic control device includes an input terminal connected to a second terminal of a switch via an electrically conductive lead, an input circuit connected to the input terminal via a signal line, and a microcontroller to detect whether the switch is in an electrically conducting state or an electrically non-conducting state based on an output signal from the input circuit, and to perform at least one process in accordance with a detected result.
Kazuki Watanabe
Filed: 22 Dec 21
Utility
Work vehicle
18 Apr 23
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
Electric work vehicle
11 Apr 23
An electric work vehicle includes: a carrier 32 in which a battery can be stored and a support portion 40 is provided; a carrier storage portion provided in a vehicle body and capable of holding the carrier 32; a guide portion 21, 22 that is capable of supporting, via the support portion 40, the carrier 32 operated so as to be lifted from the ground, in a state in which the carrier is lifted from the ground, and guiding the carrier 32 toward the carrier storage portion; and a positioning portion 42 configured to, when the carrier 32 placed on the ground is operated so as to be lifted and the support portion 40 has reached a position at which the support portion 40 can be supported by the guide portion 21, 22, stop the operation of lifting the carrier 32.
Masahiro Yamada, Hirokazu Ito, Makoto Odagiri
Filed: 4 Jun 21
Utility
Fluid cooled motor and cooling device using thereof
4 Apr 23
A fluid cooled motor includes a stator, a rotor disposed in the stator rotatably in a circumferential direction, and a stator coil wound on the stator, the stator coil having coil ends extending in an axial direction perpendicular to the circumferential direction.
Sumio Yagyu
Filed: 8 Oct 20