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WO/1987/002951A1 |
Three or four wheeled vehicle which leans into corners so as to remain stable even when the vehicle has a narrow track. The steering mechanism is such that leaning of the vehicle to either respective side of the vertical causes the front...
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WO/1987/000805A1 |
Present wheel systems for so-called on or off the road use or all weather vehicles have severe limitations because the wheels have an unchangeable surface, at least to the extent possible in a selectable surface system. This invention is...
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WO/1984/002317A1 |
A rolling work tool, for example a tractor loader, may be built owing to the use of a particular axle mounting, characterized by reduced overall dimensions and a handling obtained heretofore in articulated drive vehicles. The axle body (...
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WO/1984/002316A1 |
Vehicle for small works, for example a small tractor loader, having four steerable drive wheels (2, 3) enabling a 180o turning between the extreme positions. The vehicle has a portal frame (1) and the wheels are arranged on portal axles ...
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WO/1983/003590A1 |
Towing vehicle with a front axle carrying at least one wheel, and a rear axle, the wheels (10) of which are steerable and drivably connected to the driving means (6) of the vehicle, a coupling means (12) carried by the vehicle frame (2) ...
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WO/1981/001272A1 |
A shifter, capable of changing direction of movement, for use in a wheelchair or industrial vehicle. The shifter includes doughnut-shaped wheels inclined at a given angle with respect to the surface of travel, axles for the wheels, retai...
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WO/1981/000088A1 |
An ultra narrow enclosed motor vehicle has a chassis (2, 5) supported by a road running wheels (3, 6), which includes a main section (2) pivotally connected to a sub-section (5) whereby pivotal movement can take place between the two sec...
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WO/1979/000686A1 |
A device for controlling and monitoring the tilting of the body of a vehicle mounted on at least one running undercarriage on which the body is articulated about an axle substantially horizontal and disposed in the median plane of said b...
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JP2024048380A |
A soft target moving platform for transporting soft targets is provided. A platform 181 includes a first drive motor, a first driven wheel that can be driven by the first drive motor, a second drive motor, and a second driven wheel that ...
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JP2024034875A |
The present invention provides a hub unit with a steering function, a steering system, and a vehicle that can prevent abnormalities in a belt used in a reduction gear of a steering actuator and improve durability and reliability. [Soluti...
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JP7445244B1 |
An object of the present invention is to provide an electric movable body and a vehicle equipped with the electric movable body. [Solution] An electric moving body 100 connects a support part 101, two sets of tires 102a to 102d equipped ...
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JP7444608B2 |
A smart steering control system a paving or texturing machine receives path elements corresponding to current and future positions of the machine. By comparing the current and future elements, an expected completion time is derived for e...
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JP7435962B2 |
To reduce the size and cost of a drive mechanism for steering, controlling torque of a pair of drive wheels individually.A drive mechanism (drive wheel unit 3) comprises: a base portion (frame 14); a steering shaft 9 rotatably attached t...
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JP2024014000A |
An object of the present invention is to provide a left-right independent steering device that saves power and can downsize a steering motor and a speed reducer. [Solution] The rotation of the output shaft 26 of the reduction gear 23 is ...
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JP2024014606A |
[Problem] To improve the load capacity of a bearing of a rotating shaft. [Solution] The turning shaft 35 includes a first input shaft 25A, a second input shaft 25B, a first output shaft 40A, a second output shaft 40B, a first spur gear m...
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JP7400686B2 |
To provide a vehicle steering device that can secure stability of vehicle behavior against torque-steer generated by braking/driving power in an independent steering vehicle.A vehicle steering device is mounted on an independent steering...
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JP2023540180A |
The present disclosure relates to a method of controlling steering of a vehicle device. This method works if the first power utilization value obtained by operating the individually controllable electric machines with the wheel speed dif...
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JP2023539317A |
A stand-alone steering mechanism, steering system, and control method are provided. The independent steering mechanism (100) includes a first electric assist motor (110), a second electric assist motor (120), a third electric assist moto...
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JP7342763B2 |
A vehicle steering system includes a first tire-wheel assembly steering device (12), a second tire-wheel assembly steering device (12), and a controller (16; 18). The controller (16; 18) is configured to control the first tire-wheel asse...
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JP7328628B2 |
A vehicle is provided with a vehicle body, N (N is an integer equal to or larger than 2) wheels including one or more front wheels and one or more rear wheels, a force generator, and a force controller. The N wheels include one or more t...
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JP7327074B2 |
To perform instantaneous direction conversion easily with a simple structure.A driving wheel includes: a base part 11; a turning shaft (first shaft) 12 supported by the base part 11; a rotary part 13 provided so as to rotate around the t...
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JP7319015B2 |
To provide a vehicle steering apparatus exerting both straight line stability and reduction of travel resistance in an independent steering vehicle.A vehicle steering apparatus 10 is mounted on an independent steering vehicle 100 in whic...
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JP2023101125A |
To provide a jackknife restriction device that can suppress a jackknife state.A PU 52 predicts a future hitch angle β based on a hitch angle β and a turning angle θt. Then, the PU 52 calculates, based on the future hitch angle β, a t...
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JP7260070B1 |
To improve running performance. The drive wheel 103 includes a first input shaft 34A and a second input shaft 34B, a first output shaft 40A and a second output shaft 40B, and a first spur gear that transmits the rotational force of the f...
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JP7256454B2 |
To provide an omnidirectional movable body that has simple configuration but is movable omnidirectionally.An omnidirectional movable body includes: a frame 20; a first drive wheel 31 supported to the frame 20 so as to be capable of steer...
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JP7247943B2 |
A steering system for a vehicle, including: a pair of wheel steering devices that respectively steer right and left wheels independently of each other; and a controller configured to control the pair of wheel steering devices, wherein th...
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JP7247950B2 |
A steering system for a vehicle, including: a pair of wheel steering devices that respectively steer right and left wheels independently of each other; and a controller configured to control the pair of wheel steering devices, wherein th...
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JP7245077B2 |
To provide a hub unit with a steering function such that the hub unit can be made compact on the whole and a movement quantity of an output rod of a direct-acting mechanism can be accurately monitored, and a vehicle with the same.A steer...
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JP7244994B2 |
Provided are a steering function-equipped hub unit that has a simple structure, high rigidity and a reduced size, a steering system, as well as a vehicle including the steering function-equipped hub unit. The steering function-equipped h...
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JP2023038071A |
To provide a movable body which can move in multiple directions, getting over a step unlike conventional movable bodies.A movable body comprises: a chassis 2; at least three arms which are arranged to be aligned in a circumferential dire...
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JP2023038070A |
To provide a movable body which can move in multiple directions, getting over a step unlike conventional movable bodies.A movable body comprises: a chassis 2; at least three arms which are arranged to be aligned in a circumferential dire...
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JP2023038072A |
To provide a movable body capable of moving in a multi direction.To provide a movable body which can move in multiple directions, using a simplified structure unlike conventional movable bodies.A movable body comprises: a chassis 2; at l...
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JP7239238B2 |
To provide a vehicle steering apparatus, restraining the adverse effect of a road surface state such as cant and reducing the estimated errors of a road surface friction coefficient in an independent steering vehicle.In a vehicle steerin...
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JP7234962B2 |
A steering device installed on a vehicle including a plurality of steerable wheels and configured to independently steer a wheel which is one of the plurality of steerable wheels, including: an electric motor as a drive source; a motion ...
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JP7234968B2 |
A steering operation apparatus (34) is configured to turn one of a plurality of tire-wheel assemblies of a vehicle independently of the other tire-wheel assemblies. The steering operation apparatus (34) includes: an electric motor servin...
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JP2023021692A |
To provide a motor device and an electrically-driven caster that can improve detection precision of a rotation detection unit.A motor device 50 comprises a brushless motor 43 and a rotation detection unit 80 which detects a rotational po...
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JP2023021691A |
To provide an electric caster capable of inhibiting a vehicle width from increasing and suppressing power consumption necessary for traveling.A differential caster 1 of the present invention includes: a pair of rotation shafts 147; a ste...
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JP2023021693A |
To provide an electric caster capable of inhibiting degradation of detection precision in a rotational position detector.An electric caster includes: a mounting plate 2 attached to a vehicle body 101; drive wheel units 11 and 12 sharing ...
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JP7206884B2 |
Provided is a vehicle (1) including a plurality of wheels (3), a steering device (4), and a direction indication system. The steering device(4) is configured to steer the wheels (3) at least either to such a first steering angle that the...
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JP7188682B2 |
To achieve downsizing of a driving wheel unit in a vertical direction.A driving wheel unit 3 is attached to an automatic transportation dolly 1 including a dolly body 11 and casters 12 supporting the dolly body 11 from below to drive the...
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JP2022182170A |
To provide a drive unit for automatic guided vehicle which can realize power saving and small-sizing/compactification.A drive unit 1 for automatic guided vehicle comprises: a crown gear (revolution gear) 2 fixed to a bottom of a vehicle ...
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JP2022089562A |
To provide a vehicle which facilitates off-road traveling and achieves high traveling performance (road handling ability).A vehicle 1 includes: a first driving device 23 which drives wheels 39, 39, 39, 39; and a second driving device 25 ...
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JP2022526385A |
Axle 1 of a general-purpose conveyor frame, including arm 2 of axle 1, power drive unit 5, swivel drive units 6a, 6b, swivel distribution systems 7a, 7b, and travel distribution systems 8a, 8b. At one end of the arm 2 of the axle 1, the ...
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JP7048578B2 |
A vehicle comprising: •a front wheel set and a rear wheel set, each set comprising two wheels and an axle attached to the said wheels; •a base structure or chassis; •a front elastic pivot structure, connecting the front wheel set t...
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JP2022520989A |
The autonomous tilting tricycle comprises a pair of front wheels coupled to a tiltable chassis by a mechanical link, so that the pair of wheels and chassis are configured to tilt simultaneously with respect to the roll axis of the chassi...
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JP7001291B1 |
To lower the floor, lower the center of gravity and miniaturize a three-wheeled vehicle such as an electric type, facilitate intuitive driving operation like a bicycle, have excellent running stability, and can be produced at low cost. P...
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JP2022505800A |
The present invention determines the state values of the wheels (R), speed modulation gearbox (G), first electric motor (M1), second electric motor (M2), and first electric motor (M1). Wheels of a wheel drive module with at least one fir...
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JP6979020B2 |
This invention relates to a rolling motor vehicle with three or four wheels, comprising a frame 6 that extends from a forecarriage 8, which supports at least two front wheels 10′,10″, to a rear 12 which supports one or more rear whee...
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JP6965655B2 |
To provide a vehicular steering device capable of restricting, if either one of left and right steering devices not connected with each other has some abnormality, a steering operation amount of the one steering device.A vehicular steeri...
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JP6956834B2 |
A coupling mechanism for a vehicle body having mutually pivotable first and second frames (F1, F2) comprises an axle (1) fixed to the first frame (F1), a rotating member (2) fixed to the second frame (F2) and rotatably mounted around the...
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