B60G2202/422

VEHICLE
20220305869 · 2022-09-29 ·

A vehicle includes a high voltage component such as an electric actuator, an electric suspension control ECU, a battery, a signal line which transmits, to the electric suspension control ECU, a detection signal of a sensor disposed in the electric actuator, a high voltage line which supplies a high voltage from the battery to the electric actuator, and a fixing member which fixes the signal line and the high voltage line to a vehicle body, a length of the signal line from the fixing member to the electric actuator is shorter than a length of the high voltage line from the fixing member to the electric actuator, and the electric suspension control ECU suppresses the supply of the high voltage to the electric actuator, in a case where abnormality occurs in the signal line.

Electric suspension device
11396214 · 2022-07-26 · ·

Provided is an electric suspension device including an electromagnetic actuator that is provided between a body and wheel of a vehicle and generates damping force for damping vibration of the body. It includes: an information acquisition unit that acquires information on the vehicle's sprung speed, pitch rate, and roll rate; a bounce target value computation unit that computes a bounce target value for controlling the vehicle's bounce orientation based on the sprung speed; a pitch target value computation unit that computes a pitch target value for controlling the vehicle's pitch orientation based on the pitch rate; a roll target value computation unit that computes a roll target value for controlling the vehicle's roll orientation based on the roll rate; and a driving control unit that controls driving of the actuator with a control target load which is based on a sum of the bounce, pitch, and roll target values.

Sensorless position detection for electric motor
11196371 · 2021-12-07 · ·

An apparatus includes an electric motor including a stator and a translator; a three-phase inverter electrically coupled to the electric motor; a power source electrically coupled to the three-phase inverter; and a controller communicatively coupled to the three-phase inverter. The controller is programmed to determine at least three measurements at different times of flux linkage from the electric motor, represent the measurements in Clarke coordinates, determine Clarke coordinates of a center of a circle defined by the Clarke coordinates of the measurements, and determine a position of the translator relative to the stator based on the Clarke coordinates of the center of the circle.

Vehicle attitude control apparatus
11370414 · 2022-06-28 · ·

A vehicle attitude control apparatus is provided in which an active suspension device of each wheel has a mass body arranged between a sprung mass and an unsprung mass of a vehicle, and upper and lower actuators each configured to generate an actively generated force acting on the sprung and unsprung masses, respectively, by applying urging forces to the masses, and a control unit calculates a target braking/driving force of each braking/driving device for achieving target motion state quantities of the vehicle, target actively generated forces of the upper and lower actuators, and controls a braking/driving device and the upper and lower actuators, so that the target braking/driving force and the target actively generated forces of the upper and lower actuators are achieved.

ELECTROMECHANICAL VEHICLE HEIGHT ADJUSTMENT UNIT AND VEHICLE HEIGHT ADJUSTMENT METHOD

An electromechanical vehicle height adjustment unit comprises a displaceable member having an abutment surface for abutment of an end of a vehicle spring or for abutment of a vehicle body and a displacement mechanism coupled to the displaceable member and operative to displace the displaceable member in a height direction. The electromechanical vehicle height adjustment unit comprises a rechargeable energy storage device coupled to the electric motor to store electric energy output by the displacement mechanism during a vehicle lowering operation.

Anti-roll bar for a vehicle

An anti-roll bar for a vehicle. The anti-roll bar includes a first bar portion for connection to a left-side wheel suspension of the vehicle and a second bar portion for connection to a right-side wheel suspension of the vehicle, and an actuator unit connecting the first bar portion and the second bar portion to each other for transferring torque between the first bar portion and the second bar portion. The actuator unit has a first selectable mode providing a first predetermined torque ratio between the first bar portion and the second bar portion, and a second selectable mode providing a second predetermined torque ratio between the first bar portion and the second bar portion. The first torque ratio and the second torque ratio are different from each other.

Suspension system with locking structure

A suspension component includes a suspension spring, a screw actuator that is operable to compress and decompress the suspension spring upon supply of electrical power to the screw actuator, and locking structure that engages a portion of the screw actuator to restrain motion of the screw actuator to maintain a current degree of compression of the suspension spring.

WHEEL MODULE FOR A MOTOR VEHICLE

The disclosure relates to a wheel module of a motor vehicle that includes a wheel and a steering lever assembly for a steering movement to the wheel. The steering lever assembly can be rotatably mounted on a support frame of the motor vehicle. A steering actuator for introducing a steering movement is connected to the steering lever assembly. The steering actuator is in the form of linear actuator. The steering lever assembly has a main lever connected to the steering actuator by means of a first connection region, and a steering lever connected to the main lever by means of an intermediate lever.

VEHICLE BODY TILTING APPARATUS AND CONTROL METHOD THEREOF
20230364959 · 2023-11-16 · ·

Disclosed herein is a vehicle body tilting apparatus including a swing member connected to a pair of tie rods and provided to be swung around an output shaft, a lean actuator configured to swing the swing member by rotating the output shaft through a motor and a reducer so that a vehicle body is tilted in a right-left direction, and a controller electrically connected to the motor. The controller is configured to correct a rotation angle of the output shaft based on a relative angle of the motor, and control the motor according to the corrected rotation angle.

ACTIVE SHOCK ABSORBER DEVICE FOR A MOTOR VEHICLE WITH INTEGRATED CONTROL UNIT
20230347703 · 2023-11-02 ·

A shock absorber device for a motor vehicle includes a spring support, a spring, a damping device configured to exert a damping force, a control unit, an electric motor electrically connected to the control unit and controllable by the control unit through a power supply signal emitted by the control unit, such that the electric motor provides a torque or a force corresponding to the power supply signal, and conversion means configured to control the damping device turning the torque or force outputted into a further force corresponding to the torque or force outputted and exerted by means of the damping device, wherein the control unit is configured to receive a first control signal indicative of a target value for the further force and to provide the power supply signal as a function of the first control signal, such that the power supply signal corresponds to the target value for the further force, the control unit being coupled to the spring support in a fixed position relative to the spring support.