525 patents
Page 9 of 27
Utility
Work vehicle
4 Oct 22
Provided is a work vehicle including a wheel support member including an axle that supports a pair of left and right travel wheels; a link mechanism that is provided spanning between a vehicle body and the wheel support member, and that supports the wheel support member such that the wheel support member can be raised and lowered; and a suspension mechanism that is provided spanning between a suspension support section formed on the vehicle body and the wheel support member, and that elastically supports the wheel support member.
Masahiro Azuma
Filed: 3 Dec 20
Utility
Working machine
4 Oct 22
A working machine includes a switching valve to switch between a first state and a second state, the first state allowing a revolving speed of a traveling motor to be a first speed, the second state allowing the revolving speed of the traveling motor to be a second speed, and a controller device to reduce the revolving speed of the prime mover in either acceleration to switch from the first state to the second state or deceleration to switch from the second state to the first state.
Yuji Fukuda, Ryota Hamamoto, Jun Tomita
Filed: 22 Oct 20
Utility
Valve unit
4 Oct 22
A valve unit (V) has a valve housing (50) that includes a supply oil passage (55) configured to receive operating oil from a hydraulic pump, and a pressure adjustment valve (Va) configured to adjust the pressure of the supply oil passage (55).
Naoya Okamoto, Norita Tottori
Filed: 11 Nov 20
Utility
Work vehicle
27 Sep 22
A work vehicle that performs an operation while traveling autonomously includes: a base frame configured to support a wheel; a unit frame configured to support an operation unit that performs the operation; a link frame capable of changing a relative height of the unit frame with respect to the base frame, the link frame spanning between the base frame and the unit frame; and a setting unit configured to set an operating height of the operation unit with respect to a working surface of a working field in which the operation is performed, in accordance with operation information indicating an operation target to be subjected to the operation.
Hideya Umemoto, Hitoshi Aoyama, Katsuhiko Uemura, Takeshi Komorida, Kensuke Uemoto, Kentaro Shinkai, Shinichi Yamada, Kanako Komori
Filed: 5 Jun 19
Utility
Method for operating membrane separation device with halt process
27 Sep 22
A method for operating a membrane separation device includes (a) setting a flow amount M(t) of permeated water and extracting the permeated water from the membrane separation device by the set flow amount M(t), and (b) temporarily stopping the extracting the permeated water, when a water level of a first water tank in which the membrane separation device is immersed, a water level of a second water tank in communication with the first tank, or a water level of a third water tank receiving overflowing water from the first water tank becomes lower than a predetermined halt water level.
Yasunobu Okajima, Kimihiro Ishikawa
Filed: 28 Nov 18
Utility
Exhaust mechanism and working vehicle
27 Sep 22
An exhaust mechanism includes an exhaust pipe, an exhaust port, and a baffle plate.
Taketo Kimura, Yusuke Hada
Filed: 8 Apr 21
Utility
Operating mechanism of work vehicle
20 Sep 22
An operating mechanism of a work vehicle includes: an operating portion that is provided to a side console disposed beside a seat and can be operated by an operator; and a switching portion capable of switching between a used state in which the operating portion can be used and a non-used state in which the operating portion cannot be used.
Norita Tottori, Hironobu Nogami, Satoru Yamanaka, Tadashi Nakamura, Hideaki Ezaki, Masafumi Oshita
Filed: 3 Dec 19
Utility
Hydraulic system for working machine
20 Sep 22
A hydraulic system includes a first output fluid tube connecting between a hydraulic pump to output operation fluid and a first operation valve to change a first pilot pressure of the operation fluid, a second output fluid tube connected between the hydraulic pump and a second operation valve to change a second pilot pressure of the operation fluid, a switching valve provided in the second output fluid tube, and a warm-up fluid tube connected between the first operation valve and the switching valve, wherein the switching valve is switched between a first position allowing the operation fluid to be drained through the first output fluid tube, the first operation valve, the warm-up fluid tube and the switching valve, and a second position allowing the operation fluid to be supplied through second output fluid tube to the second operation valve.
Yuji Fukuda
Filed: 28 Jan 21
Utility
Port injection engine
13 Sep 22
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
Harvesting machine with crop detection and harvesting width detection
6 Sep 22
A harvesting machine includes a harvesting part provided forward of a machine body, and harvests crops in a farm field; and a plurality of crop sensors provided in the harvesting part at intervals in a left-right direction, and detect the presence of crops upon coming into contact with the crops.
Sotaro Hayashi, Mao Kitahara, Takashi Nakabayashi, Kyosuke Yamaoka, Shoma Deguchi, Sadanori Hida, Kazuhiro Takahara, Naoki Saito, Masayuki Horiuchi
Filed: 23 May 18
Utility
Electric travelling vehicle and grass mower
6 Sep 22
An electric travelling vehicle including: a motor controller configured to control an electric motor based on displacement of a steering operation part to a forward travel position, a neutral position, and a rearward travel position, a brake controller configured to bring an electromagnetic power-off brake into a released state or a braking state; and a travel state detector configured to detect a travelling state that is accompanied with the released state, a stopped state that is accompanied with the braking state, and a transit stopped state that is accompanied with the braking state.
Kazuaki Matsuda, Hirokazu Ito, Yasuhiro Manji
Filed: 23 Oct 20
Utility
Front guard for working vehicle
6 Sep 22
A front guard includes: a lower frame; and an upper frame and is configured to be swung to change a posture between a standing posture and a forward-leaning posture with respect to the lower frame.
Zachary Thompson, Carlos Cabrera, Junta Kuwae, Taiki Furuki
Filed: 12 Jun 20
Utility
Operating method for organic wastewater treatment apparatus and organic wastewater treatment apparatus
6 Sep 22
An organic wastewater treatment apparatus is operated by switching between a first operation mode and a second operation mode.
Soichiro Yatsugi, Shinya Nagae, Hitoshi Yanase, Ryosuke Ono
Filed: 22 Mar 21
Utility
Lift arm lifting and lowering mechanism
6 Sep 22
A lift arm lifting and lowering mechanism cylinder case provided with a cylinder portion into which oil is fed, a piston slidable inside the cylinder portion to define a hydraulic chamber and receiving hydraulic pressure of the hydraulic chamber on a front surface, a safety valve provided to the piston to discharge the oil inside the hydraulic chamber to the outside when the hydraulic pressure of the hydraulic chamber becomes greater than or equal to a predetermined value, and a lift arm supported by the cylinder case and rotatable in conjunction with movement of the piston, in which the piston includes an oil passage allowing communication between a rear surface of the piston and the front surface, and the oil passage includes a containing portion provided to open on the axially front surface side and capable of containing the safety valve, and a non-containing portion provided on the axially rear surface side relative to the containing portion and incapable of containing the safety valve.
Shinichiro Matsuda, Daisuke Miyazaki
Filed: 18 Nov 19
Utility
Work vehicle
6 Sep 22
A work vehicle includes an engine and a belt-type continuously variable transmission device provided on a lateral side of the engine and configured to (i) receive power from the engine and (ii) output the power to a traveling device while varying the power in terms of speed.
Yoshinori Oyama, Yusuke Morita, Toshiki Ono
Filed: 9 Jun 20
Utility
Pyrolysis tube for manufacturing olefin and method for manufacturing dehydrogenating catalyst
30 Aug 22
The present invention provides a pyrolysis tube for manufacturing olefin which tube can improve a yield of olefin in a pyrolysis reaction of a hydrocarbon raw material.
Kenji Otsubo, Kunihide Hashimoto, Hiroshi Yamaguchi, Yasushi Sekine
Filed: 4 Apr 17
Utility
Communication system for working machine and communication processing method for working machine
23 Aug 22
A communication system for a working machine includes a communication device disposed on the working machine, and a mobile terminal to be connected to the communication device.
Ryosuke Kinugawa, Keisuke Egashira, Keisuke Miura
Filed: 19 Dec 18
Utility
Filtering membrane cleaning method
16 Aug 22
Provided is a method for cleaning a filtration membrane provided in a membrane filtration device that is immersed in a liquid to be treated and performs solid-liquid separation on the liquid to be treated.
Yasunobu Okajima, Yuki Kawashima, Yuji Otsuka, Yukako Morita, Ken Tanaka
Filed: 29 May 20
Utility
Membrane element and membrane separation device
16 Aug 22
A membrane element includes a filtration membrane and a flowpath member joined thereto.
Shigeyuki Mori, Yoshio Matsuzaki, Jun Maeda, Yasuhiro Okawa
Filed: 25 Jun 20
Utility
Working machine
16 Aug 22
A working machine includes a support bracket attached to a machine body, a first mounting member provided to the support bracket and formed of an elastic member, a first cooler and a second cooler arranged in parallel to a horizontal direction and mounted on the support bracket with the first mounting member, a fitting bracket detachably fitted to upper portions of the first and second coolers, and a second mounting member arranged between the fitting bracket and the first and second coolers and formed of elastic member.
Tatsuro Yamamoto, Yoshiyuki Enomoto, Akira Komukai, Daisuke Yoshida, Masahiro Yamamoto, Toyoharu Hashima
Filed: 16 Dec 20