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7621367 |
Electric power steering apparatus
A control unit including a plurality of boards is formed of a single multilayer metal substrate, whereby an electric power steering apparatus can be obtained in which connection members for...
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7620485 |
Method for regulating driving stability
The invention relates to a method for controlling the driving stability of a vehicle, wherein it is determined when a stable or unstable driving behavior prevails whether a tendency to a subsequent...
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7619859 |
Electric power steering device
An electric power steering device that can estimate an ambient temperature and apply current limiting without using ambient temperature detecting means is provided. The electric power steering...
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7610990 |
On-vehicle motor control device
An on-vehicle motor control device includes a power switching circuit disposed on a circuit board to supply current from a battery to a motor, a microcomputer disposed on the same circuit board...
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7610133 |
Controller for electric power steering apparatus
In a controller for an electric power steering apparatus, a target value calculation element, which calculates target values of the drive currents of a motor on the basis of a detected value of the...
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7607506 |
Driving force distribution control apparatus of vehicle
A driving force distribution control unit 60 calculates front/rear driving force distribution cooperative control addition yaw moment by multiplying front/rear driving force distribution control...
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7604089 |
Storage check for locking vehicle steering system
A storage part stores an initial sum, which is obtained by summing a steering angle of a steering wheel and a rotational angle of an electric actuator before checking of unlocking of a transmission...
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7604088 |
Electric power steering system
An electric power steering system is provided which is capable of providing a favorable steering feeling without using compensation logics such as of inertia compensation and friction compensation....
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7604087 |
Motor-driven power steering apparatus
In a motor-driven power steering apparatus which converts a rotation of an electric motor into a linear stroke of a rack shaft by a power transmission mechanism, and steers a wheel coupled to the...
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7604086 |
Vehicle steering apparatus
A vehicle steering apparatus includes a steering member; a steering shaft connected to the steering member; a torque sensor for detecting a steering torque inputted into the steering member; and an...
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7604085 |
Electric power steering apparatus
An electric power steering apparatus ( 1, 64 ) comprises a housing ( 10 ) for supporting a steer shaft ( 9 ) for axial slide movement, a speed reduction mechanism ( 23 ), and a motion converting...
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7596441 |
Power steering device
In a power steering device employing a hydraulic power cylinder, a motor-driven pump, and a driving power source for the motor, a power steering control system is configured to electrically...
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7584818 |
Electric power steering apparatus equipped with steering angle sensor
Disclosed is an electric power steering apparatus including a steering shaft connected to a steering wheel of an automobile; a reduction shaft adapted to engage with the steering shaft and rotate;...
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7583069 |
Booster
A booster includes a booster circuit and a microcomputer. The booster circuit outputs an output voltage. The output voltage is obtained by boosting a power supply voltage. The microcomputer...
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7575093 |
Vehicle steering control system
A vehicle steering control system is provided which can appropriately control a steering angle and provide sufficient braking force even when the brake pedal is fully pressed down during cornering...
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7575092 |
Vehicle steering control device
In a vehicle steering control device, a steering torque estimation unit estimates steering torque of a steering wheel based on driving current of an electric actuator; a torque sensor detects the...
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7571039 |
Vehicle yaw/roll stability control with semi-active suspension
A rollover avoidance system for changing the damping characteristics of suspension dampers at each wheel of a vehicle so as to mitigate the potential for vehicle rollover. The system includes a...
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7568551 |
Electric power steering control apparatus
Provided is an electric power steering control apparatus, including: a motor for generating an assist torque for supplementing a steering torque; a steering torque detector for detecting the...
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7565946 |
Vehicle counting counter-steer operation by driver in oversteer suppress control
When the driver makes a counter-steer operation to steer back the steering wheel during the execution of an automatic oversteer suppress control by the turn behavior control device, the...
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7559405 |
Controller for electric power steering device
The present invention provides a controller of an electric power steering device which does not apply an uncomfortable feeling to a operation of steering wheel while securing a fault determination...
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7555402 |
Method for determining the angular position of the steering wheel of an automobile vehicle electric power-assisted steering system
The method consists in: determining in which actually sector the booster motor is located, a sector of the booster motor being defied by two successive poles; determining a relative angle position...
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7552795 |
Steering apparatus for vehicle
A steering apparatus for a vehicle, includes: an operation unit; an input operation magnitude measuring unit; a turning actuator turning steerable wheels; a reaction force actuator; a turning...
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7549504 |
Quadrant dependent active damping for electric power steering
An electric power steering system includes a steering wheel, an electric assist motor operatively coupled to the steering wheel, and an electronic controller operatively coupled to the motor for...
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7549501 |
Steering system and a method for controlling a vehicle
A steering system for a motor vehicle, including a steering gear and at least one tie rod, is characterized in that an actuator is provided, which can move an end section of the tie rod...
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7548807 |
Method for steering a vehicle with superimposed steering
A method of steering a vehicle with a superimposed steering system, wherein a steering angle input by the driver and an additional angle (additional steering angle) is determined and wherein the...
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7546896 |
Vehicle steering apparatus
A vehicle steering apparatus is comprised of an assist motor, a steering torque sensor, a steering angle sensor, and a controller. The controller has a torque producing section for estimating a...
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7540351 |
Steering control system
A steering control system includes a steering wheel and a steering shaft with upper and lower shaft portions. Steering shaft torque of the lower shaft portion corresponds to torque transmitted to...
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7537082 |
Electric power steering system
An electric power steering system includes an assisting electric motor for assisting steering force according to a vehicle speed and a steering torque, a power supply source and an electric power...
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7537081 |
Power steering apparatus
There is provided a power steering apparatus comprising a torque sensor detecting a steering torque capable of discriminating a normal input and an inverse input without a torsion bar. An...
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7533757 |
Steering system and method of control
A steering system includes a steering wheel, a steering angle sensor detecting a steering angle, a steering motor steering road-wheels, a reaction motor imparting a reaction force to the steering...
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7530423 |
Vehicular variable steering ratio control device and control method thereof
An operation torque estimating portion estimates an operation torque Th of a driver based on an input angle θh and an input torque T output from a torque sensor. A non-holding state detecting...
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7530422 |
Force and position control for active front steering
A steering system with reduced coupling between a position overlay unit and a torque overlay unit may include a remote valve assembly for controlling a hydraulic assist force or an electric motor...
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7529605 |
Vehicle steering system for setting steering reaction without using difference between target and actual steering angles
A steering system for a vehicle, includes a control operated by a driver of the vehicle; a measuring device for measuring a quantity of operation of the control by the driver; a steering section...
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7527122 |
Electric power steering system equipped with worm gear clearance compensator
Disclosed is an electric power steering system including a housing; a steering shaft positioned in the housing; a worm wheel mounted on the steering shaft; a worm shaft; a worm gear formed on the...
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7523806 |
Method and system for improved active damping of steering systems
A method for generating an active damping torque signal for a vehicle steering system includes receiving a vehicle speed input, receiving a handwheel velocity input, receiving a handwheel torque...
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7520367 |
Vehicle steering apparatus
A steering handle 11 is connected to a front-left wheel FW 1 via first and second steering shafts 12 and 13 , a pinion gear 14 and a rack bar 31 . The pinion gear 14 is connected to a...
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7520365 |
Steering apparatus for vehicle
A steering apparatus for a vehicle, which can reduce the steering load and allows accurate steering angle control, is provided. In the steering apparatus for a vehicle, an estimation unit estimates...
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7516813 |
Telescopic loader, in particular a reach stacker
The present application relates to a telescopic loader, in particular a reach stacker, having a steering command input device, at least one pick-up to sense the steering angle and a processor unit...
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7513331 |
Electric power steering device and attachment structure for motor and controller for the same
An electric power steering device includes a motor 12 for giving a steering assist force to a steering system and a controller 15 for controlling a turning on state of the motor 12 in...
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7508637 |
Antilock system for a permanently excited electric motor drive
As an antilock system for a permanently excited electric motor drive, especially for a steering booster servo drive of a motor vehicle, in the event of a winding short-circuit, an interruption of...
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7493984 |
Steering control apparatus and method for diagnosing cable attachment
A steering control apparatus for a vehicle including a steering input unit movable to set a steering input, and a steering output unit arranged to output a steering output, the steering input unit...
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7490682 |
Device for reversing the steering movement of a steering-wheel shaft of a vehicle
A device for reversing the steering movement of a steering-wheel shaft of a vehicle by superimposing a further movement on the steering movement.
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7481294 |
Electric power steering system
The CPU calculates axial force matching external force that acts on a rack bar by combining steering torque MT that acts on a steering shaft with assist torque AT generated by an electric motor....
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7477026 |
Power steering assembly
The invention provides for a power steering assembly and method of actuation for assisting a driver in moving the steerable wheels of a vehicle. The power steering assembly includes a housing that...
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7474071 |
Electric motor regulation with controlled error intercept
A motor is controlled by a motor control signal so that it reaches a target state, which is derived from sensor data sensed by a sensor. The motor can be put into a rest state at the occurrence of...
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7474070 |
Electric power steering apparatus
A torque detection portion includes a first arm having a detection coil L 1 and a resistor R 1 , and a second arm having a detection coil L 2 and a resistor R 2 . When a test mode is set, a...
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7472004 |
Steering angle sensor
A steering angle sensor detects a rotational angle of a steering system whose steering is assisted by driving of an electric motor via a reduction mechanism so as to calculate a steering angle of a...
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7454255 |
Methods and apparatus for safe, fault-tolerant control of complex technical systems
A system to control a dynamic system, comprising actuators, sensors, a control module and a plurality of observers to monitor the state of the actuators is disclosed. Certain embodiments of the...
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7447578 |
Steering control apparatus and method for automotive vehicle
In steering control apparatus and method for an automotive vehicle, a camera photographs a travel path in a traveling direction of a vehicle, a lateral displacement calculating circuit calculates a...
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7441627 |
Vehicle control system
The control system of a vehicle controls the transmission ratio of the steering angle of a steering wheel relative to a turning angle of front wheels based on a drive force distribution ratio....
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