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JP6578186B2 |
Steering cylinders (21 and 22) in a wheel loader (1) are driven hydraulically and change the steering angle (¸s) of a front frame (11) with respect to rear frame (12). A pilot valve (42) is linked to a joystick lever (24) and controls t...
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JP6565001B2 |
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JP6567404B2 |
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JPWO2017047827A1 |
The bulldozer (1) is a control unit that hydraulically controls the braking states of the left and right steering brakes (6a, 6b) that brake the rotation of the left and right drive wheels (17a, 17b) and the left and right steering brake...
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JP6556615B2 |
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JP6556508B2 |
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JP6544689B2 |
To provide an operation grip capable of detecting/acquiring an operation force with a relatively simple structure and to provide a movable body using the operation grip.An operation grip A is provided with: a shaft part 1 fixed to the op...
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JP6540380B2 |
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JP6538511B2 |
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JP6528163B2 |
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JP6524796B2 |
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JP6523946B2 |
The present invention provides a power transmission mechanism. The power transmission mechanism can improve the lowest terrain clearance, ensure the smoothness of the turning and ensure the straight when being assembled to an operation m...
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JP2019073064A |
To provide a work vehicle characterized in that rectilinearity in traveling is stabilized and degradation of turning is suppressed.A work vehicle (1) includes a traveling apparatus (3) borne by a traveling body (2), a steering apparatus ...
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JP6514099B2 |
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JP6514958B2 |
In a work vehicle such as a tractor, efficiency of a transmission path and operability can be enhanced while lighter weight and reduced cost can be achieved. The work vehicle includes an engine 5 mounted on a traveling body 2, a straight...
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JP2019051911A |
To provide a work vehicle that can improve durability of a steering clutch, and to provide a method for controlling a work vehicle.A bulldozer 1 includes a control part 8 that, when executing a turning operation in accordance with an ope...
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JP2019051910A |
To provide a work vehicle that can suppress thermal load on a steering clutch, and to provide a method for controlling a work vehicle.A bulldozer 1 includes a control part 8 that, when detecting overlapping operation of a right-turning l...
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JP6496588B2 |
To provide a vehicle behavior control device that eliminates a sense of deceleration such as brake control, has excellent cooperation properties with a power steering device, and enables steering with a sense of natural steering when a d...
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JP6487868B2 |
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JP6487774B2 |
The present invention ensures a reduction in weight and costs while achieving high efficiency in a transmission path and improving operability in a work vehicle such as a tractor. A work vehicle is provided with: an engine 5 that is moun...
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JP6473091B2 |
A work vehicle includes: an engine 5 that is mounted on a traveling body 2; a straight-traveling system transmission path including a first stepless transmission device 17; and a turning system transmission path including a second steple...
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JP6470158B2 |
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JP6462914B2 |
The present invention utilizes the rotary kinetic power of a rotary kinetic power source to directly drive the epicyclic gear set, or to drive the epicyclic gear set through a transmission device, then a continuous variable transmission ...
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JP2019001453A |
To solve the problem in which conventional skid-steer loaders driven by hydraulic drive forms a gear train with a single gearing, which is heavy, bulky and maintenance-intensive.The invention provides a skid-steer loader provided with an...
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JP6435155B2 |
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JP6429230B2 |
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JP2018172072A |
To suppress deterioration in travelling stability.The vehicle comprises: a vehicle body; N wheels (N is an integer equal to three or more) including a pair of wheels arranged separately from each other in a width direction of the vehicle...
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JP6415810B2 |
To provide an automatically travelling field work machine having a simplified control mechanism for shifting from a work travelling mode to a non-work travelling mode.A field work machine includes: a travelling machine body 1; a field wo...
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JP2018159170A |
To reduce pitching phenomenon of the vehicle body and vibration of steering lever without impairing operation responsiveness by effectively shutting off the shaking and vibration from the engine to the traveling hydraulic pump device.On ...
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JP2018140776A |
To provide an effective but simple and easy-to-produce differential steering device for a skid steered LATV, making it possible to drive and steer in a controlled manner at high vehicle speeds with high safety and smoothness even if the ...
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JP6386795B2 |
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JP2018131156A |
To provide a working vehicle capable of suppressing abrasion of side clutches in the working vehicle capable of making a small turn by a cutting linkage mechanism of the side clutches for rear wheels positioned inside the turning, interl...
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JP6367305B2 |
A motor drive apparatus, mounted to a forklift and controlling at least one motor configured to rotate a drive wheel of the forklift, based on a speed command value indicative of a target speed of the forklift, includes a turn speed limi...
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JP6337376B2 |
To easily perform an operation to turn a moving body to the right and left only with an operation interface on one hand side by an operation device which accepts an operation for moving the moving body.An operation device is provided for...
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JP6333151B2 |
The present invention provides a steering operation mechanism in which the life of a side brake friction plate is extended by stopping a lubricating oil from being retained and rising to a high temperature. Provided is a steering operati...
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JP6333644B2 |
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JPWO2016163035A1 |
To provide an interface which is easy to maneuver without sacrificing the moving performance of a moving housing. In addition, to realize a mobile housing that is easy, easy to use, and safe for many people. In particular, in the operati...
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JP6286127B2 |
The present invention utilizes the rotary kinetic power of a rotary kinetic power source to directly drive the epicyclic gear set, or to drive the epicyclic gear set through a transmission device, then a continuous variable transmission ...
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JP6282082B2 |
A speed distribution unit (200) calculates a left speed command value (Vlref) for indicating a speed for a left running motor and a right speed command value (Vrref) for indicating a speed for a right running motor on the basis of an inp...
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JP6268515B2 |
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JP6261154B2 |
Disclosed is a technique for controlling the stability of a vehicle via in-wheel motors. More specifically, a steering angle, a wheel speed, a lateral G-Force, and a yaw rate calculated, and the lateral G-Force is compared with a predete...
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JP2017222213A |
To provide a crawler type omnidirectional driving body with excellent running-through performance on a very rough terrain, as well as excellent controllability using less units of driving means than conventional one.The crawler type omni...
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JP6244688B2 |
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JP2017178089A |
To provide a power transmission device that can avoid ride comfort from being impaired when an occlusion-type clutch in a side clutch is switched from an occlusion state into a non-occlusion state by turning operation.A side clutch 83 ha...
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JP6191782B2 |
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JP2017143804A |
To highly improve efficiency of a transmission path and improve operability while securing weight reduction and cost reduction in a working vehicle such as a tractor.A working vehicle includes an engine 5 mounted on a traveling machine b...
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JP2017105387A |
To provide a steering control system and steering control method for a vehicle, which can prevent carrying-out of an unintentional pivot turn when a handle is operated during stopping of the vehicle.A control device 50 of a steering cont...
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JP2017100508A |
To make a brake force appropriate according to a traveling speed in a work vehicle that automatically activates a brake device on the inside of turning when the rotational amount of a steering wheel reaches a fixed amount or more.This wo...
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JP2017085965A |
To provide a work vehicle capable of stabilizing field work corresponding to various field conditions by ensuring machine body turning accuracy in field travel without requiring specific clutch operation.A work vehicle includes a steerin...
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JP6132756B2 |
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