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JP2017512150A |
The present invention relates to a method of controlling the propulsion of a drilling rig (100), wherein the drilling rig has a right propulsion means (130b) and a left propulsion means (130a), mutually independent speed control, and the...
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JP6119483B2 |
To provide a personal vehicle which reduces downhill turning at the beginning of cant travel and improves straight travel performance during the cant travel by performing a feedforward correction based on a position of the center of grav...
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JP6120370B2 |
To provide a personal vehicle controller by which slip-down of a vehicle body in cant drive is quickly corrected, and straight traveling performance of the vehicle body is secured even when a roll angle is large.A personal vehicle contro...
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JP2017074889A |
To provide a work vehicle such as a tractor, which enhances an efficiency of a transmission path and improves operability while achieving weight reduction and low cost.A work vehicle is equipped with: a straight-advancing system transmis...
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JP2017061313A |
To provide a differential steering device for a skid steer type LATV, in which being easily manufactured while effective, a high vehicle speed is available while being safe and smooth even in a state a road surface condition significantl...
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JP6091369B2 |
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JP2017042132A |
To improve turning performance in a wet paddy field while facilitating a row-aligning.An output shaft (2) of a travel non-stage transmission (1) provided to a transmission case (33) and sun gears (4L, 4R) of right-left planetary gear mec...
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JP6080458B2 |
A travel control section (60b) is configured to control the revolution velocities of transversely opposite travel motors (51 and 52) such that when turning amount command signals are inputted from a turning amount operation dial (48), tr...
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JP2017029037A |
To properly dispose a steering mechanism of front wheels, travel speed change gears, and a travel operation unit for operating the travel speed change gears inside a transmission case in a paddy-field work machine.A steering shaft 74 is ...
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JP6069358B2 |
The novelty of this invention is that the vehicle's two degrees of freedom in motion is controlled by a single action of a driver. With this method, a driver can control a vehicle easily and intuitively. This invention might make it poss...
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JP2016215883A |
To facilitate movement of a movement device to a target position.A movement device 1 for moving by driving plural drive wheels 1F, 1L, 1R is configured to: detect first detection rotation speed at which the first drive wheel out of the p...
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JP6033179B2 |
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JP6032871B2 |
To provide a self-propelled vehicle which includes a control unit generating a control amount based on a maneuvering operation, a caster wheel enabling free steering, first and second drive sections independently driven and controlled by...
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JP6029556B2 |
To facilitate the assembling of a side clutch to a side clutch shaft, in a transmission device of a working machine such as a combine.In a slide unit 91 in a pair of side clutches 83, at an external peripheral part of a cylinder shaft 85...
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JP2016159700A |
To provide a traveling device driving mechanism capable of suppressing the increase of power consumption as much as possible during stationary turning.A traveling device (10) configured to travel by a skid-steer method includes a pair of...
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JP2016147563A |
To provide a caster wheel capable of preventing horizontal shaking of a movable body when the direction of travel of the movable body is reversed, and a work vehicle provided with the caster wheel.In the caster wheel in which the rotary ...
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JP2016097685A |
To prevent a steering wheel from unexpectedly shaking in a fore-and-aft direction.In a riding type working machine, a right crawler traveling device 3 and a left crawler traveling device 4 are provided on right and left sides of a machin...
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JP2016097909A |
To provide a work vehicle improved in steering performance by providing a shift fork having first and second pressing members capable of pressing a side clutch gear with a uniform force.In a shift fork 45L for pressing a side clutch gear...
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JP2016084083A |
To perform steering as usual without causing a change of a steering feeling such as a traveling speed and a turning radius even in a low-temperature oil state such as the activation or the like of a working vehicle.In the working vehicle...
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JP5901866B1 |
Provided is a power unit capable of reducing loss in a fluid path switching mechanism and improving robustness. When the second member 33e is in the first position with respect to the first member 33d, the first communication port pp com...
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JP2016049921A |
To provide a wheel driving device enabling multiple rotation of a pivot shaft without any difficulty of motor wiring, eliminating the necessity of initializing a pivot shaft angle, and having improved road surface ground-contact property...
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JP2016022887A |
To reduce a power loss and tire wear, which are caused by tire slipping associated with vehicle turning traveling of vehicle driving wheels having right and left wheels configured as coaxial double wheels, respectively.A pair of right an...
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JP2016011025A |
To realize an automatic travel transportation vehicle necessitating no guide wire buried in the ground to enable an enhanced workability of transportation work.An automatic travel transportation vehicle 10 includes: an engine 26 as a pow...
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JP2016011024A |
To provide a planting and seeding system farm field working machine that makes automatic travelling by automatic steering easier for an operator.A planting and seeding system farm field working machine includes: farm field working device...
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JP5839347B2 |
To improve straight travelling performance of a working vehicle in a slope.In the working vehicle provided with: right and left travelling driving wheels 11, 12; auxiliary wheels (caster wheels 13, 14) arranged in the front side or the r...
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JP2015231813A |
To provide a crawler type running vehicle easy in manufacture and maintenance and improved in runnability.A crawler type running vehicle comprises a hydraulic circuit 200 having: a right front hydraulic motor 36R; a left front hydraulic ...
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JP5813906B1 |
In the vehicle (10) and its control method, the motor control device (28) has the power (β) that can be supplied by the power source (20) and the rotational state amount (Nmot) of each of the left motor (16) and the right motor (18). ),...
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JP5805945B2 |
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JP5808280B2 |
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JP5808664B2 |
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JP5809039B2 |
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JP5805022B2 |
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JP2015164845A |
To provide a differential steering device for a skid steered LATV effective but yet simple and easy to produce, enabling the LATV to drive and steer in a controlled manner at higher vehicle speeds with high safety and smoothness even if ...
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JP5762367B2 |
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JP5755312B2 |
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JP2015134558A |
To provide a suitable arrangement configuration without interference between an ON/OFF operation device which implements ON/OFF of a clutch brake of a side clutch mechanism and a torque change operation device which implements transmissi...
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JP5751928B2 |
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JP2015119817A |
To provide a personal vehicle that suppresses a speed fluctuation at the time when an inclination load of a road surface fluctuates by detecting a pitch angular velocity and using it for velocity control.A personal vehicle includes a veh...
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JP2015105079A |
To provide a steering device which has a simple structure and which can achieve reduction of a cost.In a steering device, power from an engine 3 is speed-changed by a main transmission 15 and a sub-transmission 16 and is transmitted to l...
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JP5707952B2 |
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JP5700824B2 |
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JP5702543B2 |
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JP2015054638A |
To enable improvement in maintainability while suppressing complication of a configuration and cost increase due to increase of the number of components.A relay shaft 119 is provided between a side clutch shaft 46 and left and right trav...
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JP5686472B2 |
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JP5655766B2 |
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JP2014223851A |
To provide a mobile device enables omnidirectional movement on a soft ground surface.A mobile device 100 includes: a body part 11; rotating objects 12a, 12b, 12c, 12d which are connected with the body part 11 so as to support the body pa...
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JP5620225B2 |
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JP2014201229A |
To provide a work vehicle that can be smoothly turned by reducing vibration thereof during turning operation from either one of right or left direction to the other direction.When a side clutch constituted of right and left dog clutches ...
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JP2014193670A |
To avoid possibility of accidental displacement of a car body due to improper operation with a first operation tool, in a parking state with a parking brake.There are provided a control unit which, based on operation with a first operati...
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JP5577720B2 |
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