1251 patents
Page 23 of 63
Utility
Multi-purpose vehicle
9 Aug 22
A multi-purpose vehicle includes a load carrier deck supported to a vehicle body frame which is supported on a ground surface via front wheels and rear wheels.
Jay Oxner, Takashi Fujii
Filed: 10 May 19
Utility
Working machine with control device to control operation allowable state and operation restriction state
9 Aug 22
A working machine includes an operation device to conduct operations of the working machine, a control device to control the working machine between an operation allowable state and an operation restriction state, the operation allowable state allowing the working machine to be operated, the operation restriction state restricting the operations conducted by the operation device in comparison with the operation allowable state.
Hiroshi Horii
Filed: 21 Jun 19
Utility
Planetary gear device and compound planetary gear device
9 Aug 22
A carrier includes a first carrier portion and a second carrier portion.
Tomonari Tsuchida, Ryoma Iwase, Tomoyuki Tanaka, Takahiro Matsuo
Filed: 7 Jun 21
Utility
Work Machine, Shaft Sealing Structure, and Work Machine Including the Sealing Structure
4 Aug 22
A work machine includes a machine body, a travel device, a hydraulic drive, a pedal for performing a braking operation, an inching valve that changes a flow rate of a hydraulic fluid, and an adjuster that adjusts a stroke of an operation of the pedal.
Yuki TAKANO, Kai INADA
Filed: 22 Apr 22
Utility
Work Vehicle
4 Aug 22
In a work vehicle of the present invention, a load carrying bed includes a floor panel, a pair of left and right side panels, and a rear gate which is openable and closable.
Yuji Ishii, Takashi Fujii
Filed: 22 Apr 22
Utility
Bending Angle Calculation Method and Calculation Apparatus
4 Aug 22
Provided is a bending angle calculation method capable of saving a worker time and effort.
Shozo KISHI, Akira YAMASHITA, Kazuma HARADA, Tamon IDEN
Filed: 19 Jun 20
Utility
Working vehicle
2 Aug 22
A working vehicle includes a vehicle body to travel, a steering handle to be turned to steer the vehicle body, and a steering switch to steer the vehicle body separately from the steering handle.
Shunsuke Miyashita, Kenichi Iwami, Hiroki Suga, Yuki Kubota, Toru Tambo, Kunihiko Nishino, Yasuaki Morioka, Kumiko Kobayashi, Misako Kawai, Manabu Togo, Yoshihiko Kuroshita
Filed: 20 Jul 20
Utility
Front Guard and Working Vehicle
28 Jul 22
A front guard attached to a front portion of a vehicle body of a work vehicle includes a lower frame attached to the vehicle body, and an upper frame that is attached to the lower frame so as to be swingable around a shaft oriented in the vehicle width direction and the posture of which can be changed between a standing posture and a forward leaning posture by swinging with respect to the lower frame.
Ryuichi NADAOKA, Takahiro YONEKURA, Daniel UNDERWOOD
Filed: 25 Jan 21
Utility
System and Method for Controlling Operation of a Work Vehicle
28 Jul 22
A system comprising a work machine ECU configured to communicate with a vehicle, a vehicle ECU configured to communicate with a work machine, the vehicle ECU configured to control operation of the vehicle at in a first mode, the first mode being determined by a first signal transmitted from the work machine ECU to the vehicle ECU, the vehicle ECU configured to operate the vehicle in a second mode, the second mode being determined by a second signal transmitted from the work machine ECU to the vehicle ECU, and an actuator configured to send a command to the vehicle ECU to operate the vehicle in a third mode, the third mode being determined by a third signal transmitted from the work machine ECU to the vehicle ECU.
Fulvio ZERBINO
Filed: 6 Jan 22
Utility
Swivel Working Machine
28 Jul 22
A swivel working machine includes a machine body swivelable around a swivel axis, a working device attached to the machine body swingably around a swing axis, an operation member to be handled and operated by an operator, and a controller to control swivel movement, which is a swiveling movement of the machine body, and swing movement, which is a swinging movement of the working device.
Hiroshi HORII
Filed: 17 Dec 21
Utility
Electric Work Vehicle
28 Jul 22
An electric work vehicle includes a body frame, a battery above the body frame, a motor drivable on electric power supplied by the battery, a travel device drivable by the motor, and a cooling fan positioned forward of the battery to send cooling air to the battery, wherein the body frame and the battery define a ventilation space therebetween, and the cooling fan extends in an up-down direction of a machine body to face both the battery and the ventilation space.
Norita TOTTORI, Hironobu NOGAMI, Daisuke NAKAYAMA, Daisuke MIYAZAKI
Filed: 27 May 20
Utility
Management System for Working Machine
28 Jul 22
An operation system of a working machine mounted on the working machine, including a first control device to control the working machine, and a first command device to output a command to the first control device wirelessly, the command relating to control of the first control device.
Keisuke MIURA
Filed: 12 Apr 22
Utility
Gear Transmission
28 Jul 22
A gear transmission having a speed changing section includes a speed changing gear for setting a speed stage and a shift gear slidably mounted on a rotation support shaft and operated to engage and disengage with the speed changing gear, the speed changing section configured to speed-change inputted power and to output the resultant power via the rotation support shaft.
Toshifumi Yasuda, Yusuke Morita
Filed: 13 Apr 22
Utility
Electric work vehicle, battery pack for electric work vehicle and contactless charging system
26 Jul 22
An electric work vehicle includes: a battery pack that is arranged between a left rear wheel arranged outside of a left frame and a right rear wheel arranged outside of a right frame, the front end of the battery pack being located forward of an axle center of a rear wheel unit; a left motor that is arranged above the battery pack, in the periphery of the left rear wheel, receives a supply of power from the battery pack, and transmits rotational power to the left rear wheel; and a right motor that is arranged above the battery pack, in the periphery of the right rear wheel, receives a supply of power from the battery pack, and transmits rotational power to the right rear wheel.
Hirokazu Ito, Kazuo Koike, Yasuhiro Manji
Filed: 2 Oct 19
Utility
Hydraulic system for working machine and control valve
26 Jul 22
A hydraulic system includes a first hydraulic device to be operated by an operation fluid, a second hydraulic device, the second hydraulic device being configured to be operated by the operation fluid, a first control valve to control the first hydraulic device, a second control valve disposed on a downstream side of the first control valve and configured to control the second hydraulic device, a communication tube connecting the first hydraulic device to the first control valve, the communication tube being configured to supply a return fluid that returns from the first hydraulic device to the first control valve, a supply fluid tube connecting the first control valve to the second control valve and being configured to supply the return fluid to the second control valve, and a connection fluid tube disposed on the first control valve, the connection fluid tube connecting the communication tube to the supply fluid tube.
Yuji Fukuda, Keigo Honda, Yoshimitsu Tanaka
Filed: 14 May 18
Utility
Obstacle Detection System, Agricultural Work Vehicle, Obstacle Detection Program, Recording Medium on Which Obstacle Detection Program is Recorded, and Obstacle Detection Method
21 Jul 22
An obstacle detection system for an agricultural work vehicle includes: an obstacle estimation unit 52 that estimates a region in a field based on a detection signal from an obstacle sensor 21 in which region an obstacle is present, and outputs obstacle present region information; an image capturing unit 22 that outputs a captured image of the field; an obstacle detection unit 54 that detects the obstacle from an input image and outputs obstacle detection information; and an image preprocessing unit 53 that generates, as an image to be input to the obstacle detection unit 54, a trimmed image obtained by trimming the captured image so as to include the region in which the obstacle is present, based on the obstacle present region information and shooting-angle-of-view information regarding the image capturing unit 22.
Shunsuke Edo, Kenichi Iwami, Shunsuke Miyashita
Filed: 20 May 20
Utility
Tractor
21 Jul 22
A tractor includes: a three-point linkage to which a tiller is mountable a hydraulic lifting/lowering driver to lift and lower the three-point linkage, and a mechanical linkage to transmit a lifting/lowering operation amount of the three-point linkage to the lifting/lowering driver.
Daisuke NAKAYAMA, Hironobu NOGAMI, Norihide IWATA, Katsumi YANAGIHARA, Naoto MANTOKU, Keita ONO
Filed: 29 May 20
Utility
Work vehicle
19 Jul 22
A vehicle includes; a vehicle body on which the motor is mounted; an apparatus provided to the traveling vehicle body and also driven by drive power from the motor; an apparatus that performs work on a field; an apparatus that changes the speed of drive power input from the motor and transmits the drive power; a tool that includes speed change stages and is also capable of speed change operation of the speed change apparatus by human operation; a controller that, when the number of speed change stages is changed based on human operation of the speed change operation tool, outputs to the speed change apparatus a speed change command for each predefined number of stages and is also capable of outputting the speed change command for each defined speed change interval; and an operation mechanism that enables adjustment of the speed change interval.
Tetsuo Yamaguchi, Yoshihiko Kuroshita, Hitoshi Azuma, Michita Kono, Shinji Ohara
Filed: 17 May 19
Utility
Work vehicle
19 Jul 22
A work vehicle according to the present invention includes left and right axle cases of a rigid axle type, and left and right suspension mechanisms movable in the up-down direction relative to body frames and separately supporting the left and right axle cases, respectively.
Masahiro Azuma, Tatsuya Nagatomi
Filed: 26 May 20
Utility
Working machine
19 Jul 22
A working machine includes a pair of traveling devices, a pair of traveling motors having a first speed and a second speed higher than the first speed, a pair of traveling pumps to supply operation fluid to the traveling motors, a connector fluid tube connecting the traveling motors and the traveling pumps, a traveling-pump pressure detector to detect a traveling-pump pressure that is pressure generated in the connector fluid tube, a revolving speed detector to detect a prime-mover revolving speed, a third storage to store a second decelerating judgment table representing a relation between the prime-mover revolving speed and a second decelerating judgment pressure, and a controller having: an automatic decelerator portion to perform an automatic deceleration process for reducing a speed of the traveling motor, and a differential pressure calculator portion to calculate a traveling differential pressure between one traveling pump pressure and another traveling pump pressure.
Yuji Fukuda, Jun Tomita, Ryota Hamamoto, Ryosuke Kinugawa, Yoshimitsu Tanaka
Filed: 2 Apr 20