686 patents
Page 6 of 35
Utility
Work Vehicle
29 Jun 23
There is provided a work vehicle including an oil outlet port and a partition part.
Tomonari TSUCHIDA, Ryoma IWASE, Tomoyuki TANAKA, Takahiro MATSUO, Hiroyuki AIKAWA
Filed: 15 Nov 22
Utility
Spark Ignition Type Engine
29 Jun 23
A spark ignition type engine adjusts a base lower limit value of a valve opening degree of an ISC valve to avoid excessive engine rotation that may occur when an increase correction by atmospheric pressure is performed.
Michisuke IGA
Filed: 9 Nov 22
Utility
Work Vehicle
29 Jun 23
There is provided a work vehicle including a partition wall to keep partition between a first space zone as part of an internal space of the transmission case in which a differential mechanism is located and a second space zone as part of the internal space which is adjacent to the first space zone.
Atsushi JINNAI, Tomonari TSUCHIDA, Ryoma IWASE, Tomoyuki TANAKA, Takahiro MATSUO, Hiroyuki AIKAWA, Atsuro HAYAMI, Keitaro MORINAGA, Yosui NISHIJIMA, Satoru NAGANO, Takuma HOKEGUCHI
Filed: 15 Nov 22
Utility
Spark Ignition Type Engine
29 Jun 23
A spark ignition type engine enabling engine startability to be favorable is provided.
Michisuke IGA, Kazuhiro TANAKA, Masanori HIROCHI, Yoshinori OYAMA
Filed: 9 Nov 22
Utility
Work Vehicle
29 Jun 23
A work vehicle includes: a vehicle body that travels; a boom attached to the vehicle body to be vertically swingable; a work tool mounted to a front portion of the boom; a first illumination lamp that is disposed in the vehicle body and emits an illumination light forward; a second illumination lamp that is disposed in the boom and emits an illumination light toward the work tool; and an illumination controller that controls the first illumination lamp and the second illumination lamp, the illumination controller executing a lighting restriction of automatically turning off or dimming the first illumination lamp while the second illumination lamp is turned on.
Hiroaki Iizuka, Daisuke Hashimoto, Shuichi Takeshita
Filed: 28 Dec 22
Utility
Agricultural Assistance System, Agricultural Machine, and Agricultural Assistance Apparatus
29 Jun 23
An agricultural assistance system includes a route creator to create, on a map representing an agricultural field, a travel route along which an agricultural machine travels, an input to receive input of a turn mode which is one of turn modes differing in terms of how a traveling device of the agricultural machine is driven, a position detector to detect a position of the agricultural machine, an automatic operation controller to perform automatic operation in which the automatic operation controller automatically causes the agricultural machine to travel and automatically steers the agricultural machine, and a turn mode changer to, during automatic operation of the agricultural machine, allow the input to receive input of another turn mode to change the turn mode, and output, to the automatic operation controller, a change command to cause the agricultural machine to turn in the other turn mode inputted via the input.
Kotaro YAMAGUCHI, Ken SAKUTA, Ryo KUBOSHIMA, Kuya KAIHORI
Filed: 2 Dec 22
Utility
Management Method for Water Treatment Device, Replacement Method for Water Treatment Member, and Life Expectancy Estimation Method for Water Treatment Member
29 Jun 23
A management method for a water treatment device that serves as a management method for water treatment equipment provided with a plurality of water treatment devices on each of which a plurality of water treatment members is mounted includes performing life expectancy estimation processing to estimate a life expectancy of each water treatment member based on history information of each water treatment member, the history information being updatable as needed, and performing external life expectancy homogenization processing to replace corresponding water treatment members with each other among a plurality of water treatment devices at a predetermined period so that other water treatment members each having a life expectancy within a predetermined range with respect to the life expectancy of each water treatment member estimated in the life expectancy estimation processing are mounted in an identical water treatment device.
Soichiro YATSUGI, Shinya NAGAE
Filed: 25 May 21
Utility
Agricultural Assistance System, Agricultural Machine, and Agricultural Assistance Apparatus
29 Jun 23
An agricultural assistance system includes an input to receive size information of a working device linked to an agricultural machine and job setting(s) for an agricultural job performed on an agricultural field, a route creator to create a travel route for the agricultural machine on a map representing the agricultural field based on the size information and the job setting(s), a status detector to detect a status of the agricultural job, a recorder to, when the agricultural job is interrupted, record interruption data including the size information, the job setting(s), and a result of detection by the status detector associated with identification information of the working device, and a notifier to, if the size information is changed during interruption of the agricultural job, provide a notification indicating that the size information has been changed, when the agricultural job is to be resumed based on the interruption data.
Ken SAKUTA, Fumiya YOSHIMURA, Masaya TATESHIMA, Ryo KUBOSHIMA
Filed: 5 Dec 22
Utility
Piping Diagram Creation Method and Piping Diagram Creation Device
29 Jun 23
A piping diagram creation device is provided configured to: generate virtual pipelines, the virtual pipelines being identified by characteristic evaluation data expressed as a sequence of numbers with an assembling angle θi of assembling portions of the respective straight pipes and cut pipes allocated between respective intersections, and an adjustment margin Lj of the cut pipe length as variables; calculate an evaluation value of each virtual pipeline based on a difference value and so on between the total number of intersections and control points and the number of intersections and control points having an error between the virtual pipeline and each intersection and between the virtual pipeline and each control point at or below a predetermined threshold, the latter number being a continuous count from the start point; and generate a pipeline assembling diagram based on one virtual pipeline with an excellent evaluation value.
Shimpei TAKAHASHI, Mitsuo HAYASHI, Seiki MITSUMORI
Filed: 2 Jun 21
Utility
Agricultural Machine and Agricultural Assistance System
29 Jun 23
An agricultural machine includes a traveling vehicle body, a position detector to detect a position of the traveling vehicle body, a lifting device to link a working device to the traveling vehicle body, and an automatic operation controller to perform an automatic operation to cause the traveling vehicle body to travel and cause the working device to perform an agricultural job based on a travel route and the position of the traveling vehicle body.
Takanori MORIMOTO, Kotaro YAMAGUCHI, Ryota KIKUCHI, Kuya KAIHORI
Filed: 6 Dec 22
Utility
Work Vehicle Specification Change System, Work Vehicle Specification Change Method, and Work Vehicle Specification Change Program
29 Jun 23
A work vehicle specification change system includes an information input to receive a specification change request in a free text format to change a specification of an in-vehicle device of a work vehicle, the specification change request being sent from an operation device on which an input operation is performed by a user driving the work vehicle, a specification update information generator to generate specification update information, based on the specification change request in a free text format, and an information output to transmit the specification update information to the work vehicle.
Yushi MATSUZAKI
Filed: 19 May 21
Utility
Work Machine
29 Jun 23
A work machine includes an exhaust pipe and an outside air mixing cylinder including a guiding cylinder section and an expanding cylinder section, the guiding cylinder section including an exhaust gas guide path to guide exhaust gas from a downstream end of the exhaust pipe in a discharge direction of the exhaust pipe, the expanding cylinder section including a structure with a cross-sectional area of a flow path thereof that becomes larger in diameter to cause a Coanda effect on the exhaust gas so that the exhaust gas follows an inner surface of the expanding cylinder section.
Ryosuke TANAKA, Naoya OKAMOTO, Katsumi YANAGIHARA, Nobuki DAIMON, Yuta TSUJIMOTO
Filed: 30 Nov 22
Utility
Hybrid System
29 Jun 23
Kazuaki KOYAMA, Ryota KIMURA, Koichi FUNAKI, Yasuo FUJII, Tamotsu KUNO
Filed: 22 Oct 21
Utility
Tractor
25 May 23
A tractor includes: a vehicle body; an engine bonnet forming an engine compartment; an engine; a first exhaust-gas cleaning device that purifies an exhaust gas and is above the engine such that its long side is substantially parallel to a vehicle-body lateral width direction; a second exhaust-gas cleaning device that purifies the exhaust gas and is behind the engine such that its long side is substantially parallel to the lateral width direction; a vehicle body frame; and a supporting tool that is supported by the vehicle body frame, supports the first and second exhaust-gas cleaning devices, and includes a support column that extends upward from the vehicle body frame along a front portion of the second exhaust-gas cleaning device, and a support arm that extends forward from an upper portion of the support column along a lower portion of the first exhaust-gas cleaning device.
Satoshi Nagata, Ryuichi Inoue
Filed: 28 Oct 22
Utility
Tractor
25 May 23
A tractor includes: a vehicle body; an engine bonnet that forms an engine compartment; a first exhaust-gas cleaning device disposed above the engine in the engine compartment and purifies exhaust gas from the engine; and a second exhaust-gas cleaning device disposed behind the engine and purifies the exhaust gas from the engine, the engine compartment including: a back engine compartment portion in which the second exhaust-gas cleaning device is disposed, and a front engine compartment portion disposed further toward a vehicle-body front side than the back engine compartment portion, the engine bonnet including: a back bonnet that covers the back engine compartment portion, and a front bonnet that is configured as a separate body from the back bonnet and covers the front engine compartment portion, and the front bonnet being swingably supported to open and close.
Satoshi Nagata, Ryuichi Inoue
Filed: 28 Oct 22
Utility
Hydraulic System for Working Machine
25 May 23
A hydraulic system for a working machine includes hydraulic actuators actuated with hydraulic fluid delivered from a hydraulic pump, control valves each of which is shiftable among shift positions to control a flowrate of hydraulic fluid flowing to the corresponding hydraulic actuator, a detection fluid passage, an interlocking control valve, and a pressure detection unit.
Yuji FUKUDA
Filed: 20 Jan 23
Utility
Work Vehicle and Controller for Work Vehicle
18 May 23
A work vehicle includes a vehicle body, running gear to cause the vehicle body to travel, a height adjuster to change a height of a center of gravity of the vehicle body, and a controller configured or programmed to, in accordance with at least one of a turning radius and an angular velocity of the vehicle body during a turn, control the height adjuster to maintain or lower the height of the center of gravity.
Shinya YAMADA
Filed: 15 Nov 22
Utility
Method of Producing a Titanium-niobium Composite Oxide
18 May 23
A production method of a titanium-niobium composite oxide uses, as a source material, niobium oxide including a mixture of a plurality of crystal forms including a first Nb2O5 structure and at least either of a second Nb2O5 structure and a third Nb2O5 structure.
Kenji HIGASHI
Filed: 12 May 21
Utility
Watertightness Testing Device and Watertightness Testing Method
11 May 23
A watertightness testing device (1) for performing a watertightness test of a joined section between joined pipes (2 and 3), the watertightness testing device (1) including a testing device body (21) and a moving operation rod (22) for moving the testing device body (21) in the pipes in a pipe axial direction (B) from outside an end section of the pipes, wherein the moving operation rod (22) is provided in the testing device body (21) and extends along the pipe axial direction (B), main supporting members (61 and 62) for supporting the moving operation rod (22) are provided on the moving operation rod (22) outside the pipe (2), and the main supporting members (61 and 62) have a rotatable main rolling member (75) in a lower end section, the main supporting members (61 and 62) are switchable between a supporting posture (K) in which the main supporting members (61 and 62) support the moving operation rod (22) outside of the pipes and a folded posture in which the main supporting members (61 and 62) are folded inside the pipes, and the main supporting members (61 and 62) are urged from the folded posture toward the supporting posture (K).
Yuito KOMARU, Masataka SHIMOMURA, Daichi HIGASA, Kohei IKEDA
Filed: 15 Mar 21
Utility
Watertightness Testing Method and Assembling Device
4 May 23
A watertightness testing method for testing watertightness of a joined section (4) where one end section of a second pipe (3) is joined to a first pipe (2), the watertightness testing method including: inserting a testing device body (21) into the first pipe (2); attaching an assembling device (80) to another end section of the second pipe (3); attaching a pulling device (82a) to the assembling device (80) and connecting the pulling device (82a) to a strap-shaped member (112a) having been wound in advance around an outer circumference of the first pipe (2); operating the pulling device (82a) and pulling the strap-shaped member (112a) in a separating direction of the second pipe (3) to have a reaction force generated in the second pipe (3) cause the second pipe (3) to be pulled in a joining direction (G), the one end section of the second pipe (3) to be inserted into the first pipe (2), and the second pipe (3) to be joined to the first pipe (2); and operating a moving operation rod (22) provided in the testing device body (21) from outside of the other end section of the second pipe (3) in a state where the second pipe (3) is being pulled in the joining direction (G) to move the testing device body (21) to the joined section (4).
Yuito KOMARU, Shozo KISHI, Masataka SHIMOMURA, Daichi HIGASA, Kohei IKEDA
Filed: 15 Mar 21