525 patents
Page 15 of 27
Utility
Vehicle with maximum vehicle speed setting unit
2 Nov 21
A vehicle includes a body holding device configured to hold the body of a seated driver; a travel control unit configured to drive the vehicle body so that it travels; and a maximum vehicle speed setting unit configured to set a set maximum vehicle speed.
Hiroki Bessho, Takeshi Satozono, Noriyasu Honjo
Filed: 8 Dec 17
Utility
Work vehicle having a hydraulic circuit
2 Nov 21
A work vehicle includes a bypass passage formed in an operational valve of a dump cylinder and configured to feed pressure oil from a hydraulic pump to a power steering device when the operational valve is under a neutral state and an oil feeding passage equipped with an orifice, the orifice-equipped oil feeding passage being configured to feed the pressure oil from the hydraulic pump to a rod side oil chamber of the dump cylinder when the operational valve is under the neutral state.
Masaru Nakaji, Takeshi Tsuchiya
Filed: 25 Nov 19
Utility
Tube body that is to be used in high-temperature atmosphere and method for forming metal oxide layer on inner surface of tube body
2 Nov 21
The present invention provides a tube body that is to be used in a high-temperature atmosphere and a method for stably forming a metal oxide layer on an inner surface of the tube body at a high area percentage wherein the tube body is constituted by a heat-resistant alloy containing Cr in an amount of 15 mass % or more and Ni in an amount of 18 mass % or more, so that the inner surface has an arithmetic average roughness (Sa) of three-dimensional surface roughness that satisfies 1.5 μm≤Sa≤5.0 μm and a skewness (Ssk) of a surface height distribution that satisfies |Ssk|≤0.30, wherein the heat-resistant alloy may contain Al in an amount of 2.0 mass % or more and the inner surface may have a kurtosis (Sku) of a surface height distribution of the three-dimensional surface roughness that satisfies Sku≥2.5.
Motoyuki Matsubara, Kunihide Hashimoto, Hiroshi Yamaguchi, Masayuki Tomita
Filed: 4 Oct 17
Utility
Drawbar bracket and work vehicle
19 Oct 21
A drawbar bracket includes a first fastening plate, a second fastening plate, and a coupling member.
Takanori Sato
Filed: 29 Aug 19
Utility
Electric work vehicle arrangement
19 Oct 21
An electric work vehicle includes front wheels and rear wheels for traveling, right and left machine body frames extending along a front/rear direction and an electric motor.
Katsuhiko Uemura, Hirokazu Ito, Yasuhiro Manji
Filed: 7 Nov 19
Utility
Multi-purpose vehicle
19 Oct 21
A multi-purpose vehicle is disclosed that includes a mode change switch for operating a travel mode of a vehicle body and a mode control device for switching the travel mode of the vehicle body in response to an operation of the mode change switch.
Masatoshi Sakai
Filed: 8 Dec 17
Utility
Work vehicle having display unit
12 Oct 21
A work vehicle includes a detection signal processing section for processing detection signals from a group of sensors mounted on a vehicle body and outputting detection result data and a display unit for displaying the detection result data.
David Spitz, Chad Plavcan, Justin McCallister, Min Sung Kim
Filed: 21 May 18
Utility
Hydraulic system for working machine
12 Oct 21
A hydraulic system includes a hydraulic pump, an output fluid tube connected to the hydraulic pump, an operation fluid tube connected to a hydraulic device, an unload valve connected to the output fluid tube, and having: a supply position in which the operation fluid in the output fluid tube is supplied to the operation fluid tube; and a restrain position in which supply of the operation fluid to the operation fluid tube is restrained, an operation valve connected to the output fluid tube, a control fluid tube connecting the operation valve and the hydraulic device, a warmup fluid tube connecting the control fluid tube and the operation fluid tube, and a check valve provided in the warm-up fluid tube and being for allowing the operation fluid to flow from the control fluid tube side toward the operation fluid tube, and for blocking the operation fluid from flowing side from the operation fluid tube toward the control fluid tube.
Yuji Fukuda
Filed: 21 Jun 19
Utility
Work vehicle and time-based management system applicable to the work vehicle
12 Oct 21
There is a need for a work vehicle that allows accurate traveling time management in a work site traveling.
Atsushi Shinkai, Kotaro Yamaguchi
Filed: 6 Dec 16
Utility
Work vehicle and work vehicle management system
12 Oct 21
Disclosed is a work vehicle management system including: a battery work information generation unit that generates battery work information indicating a use state of a battery during work of a work vehicle; a battery deterioration information generation unit that chronologically diagnoses the battery work information to generate battery deterioration information that indicates a deterioration trend of the battery that is unique to the work vehicle; and a notification unit that performs notification of the battery deterioration information to a manager of the work vehicle.
Yasuhiro Manji, Hirokazu Ito
Filed: 8 Jun 18
Utility
Heat-resistant alloy, and reaction tube
5 Oct 21
The present invention provides a heat-resistant alloy and a reaction tube having excellent oxidation resistance, excellent mechanical properties such as tensile ductility, and weldability.
Kunihide Hashimoto, Yohei Enjo
Filed: 30 Oct 18
Utility
Exhaust treatment device for diesel engine
28 Sep 21
There is provided an exhaust treatment device for a diesel engine capable of accurately estimating an amount of ash deposition.
Katsushi Inoue, Masanori Fujiwara, Hiroaki Okano
Filed: 5 Jun 19
Utility
Working machine
21 Sep 21
A working machine includes a traveling motor having a first speed and a second speed, an operation detector device to detect an operation extent of a traveling operation member, a controller device having an automatic decelerator portion to perform an automatic deceleration for reducing a revolving speeds of the traveling motor, and a storage device storing first control information representing a relation between a first-speed regulating revolving speed corresponding to the operation extent at the first speed and a second-speed regulating revolving speed corresponding to the operation extent at the second speed.
Yuji Fukuda
Filed: 20 May 20
Utility
Vehicle suspension system
14 Sep 21
A vehicle suspension system includes suspension arms mounted to a vehicle body frame to be pivotable between a low rolling posture and a high rolling posture and an anti-roll bar unit.
Eric Chang, John White
Filed: 17 May 19
Utility
Hydraulic system for working machine
14 Sep 21
A hydraulic system includes a control device to reduce a first movement speed to be lower than a second movement speed, the first movement speed being a speed at which a spool of a first control valve moves from a first supply position to a first stop position under a state where a second control valve is in the second supply position, the second movement speed being a speed at which the spool moves from the first supply position to the first stop position under a state where the second control valve is in the second stop position.
Ryuki Nishimoto, Yuji Fukuda, Jun Tomita
Filed: 5 Jun 19
Utility
Work area determination system for autonomous traveling work machine, autonomous traveling work machine and work area determination program
14 Sep 21
A work area determination system for an autonomous traveling work machine which is controlled autonomously based on self machine position information indicative of a self machine position, the work area determination system including an operation terminal capable of determining a work area.
Katsuhiko Uemura, Nobuyuki Yoshii, Takeshi Komorida, Kensuke Uemoto, Kentaro Shinkai
Filed: 13 Nov 18
Utility
Operation device and working machine
14 Sep 21
An operation device includes a grip to be grasped by an operator, and a supporting portion supporting the grip and allowing the grip to be turned in an arbitrary turning direction.
Hiroshi Horii
Filed: 20 Dec 18
Utility
Work vehicle
7 Sep 21
A work vehicle includes a pair of left and right pivotal connecting units provided on a front frame, a caster wheel, a caster axle and a caster bracket connected to the pivotal connecting unit.
Robert Walden
Filed: 26 Apr 18
Utility
Work vehicle
7 Sep 21
The work vehicle includes: an operation tool through which opening and closing of a throttle valve is operated in accordance with a swing angle of the operation tool; a cable connected to the throttle valve; a cam which is supported by the operation tool and swingable about a first shaft supported by the vehicle body in accordance with an operation amount of the operation tool; a curved face which is an outer face of the cam and includes an end part region and a remaining region, the end part region having a curvature smaller than a curvature of the remaining region; and a link member which is connected to the cable, brought into contact with the curved face of the cam, and swingable along the curved face about a second shaft supported by the vehicle body in accordance with sing of the cam.
Kohta Nakao
Filed: 11 Nov 20
Utility
Electric work vehicle and mower unit
31 Aug 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: 15 Jun 18