B60T8/3255

Apparatus, system and method for braking
11318846 · 2022-05-03 · ·

An eddy current brake for a vehicle, the eddy current brake comprising a rotor, and an electromagnet arranged to receive current from an electromechanical energy generating means during braking of the vehicle and to induce an eddy current within the rotor.

AUTOMATED GAIN AND BOOST FOR A BRAKE CONTROLLER
20230249655 · 2023-08-10 ·

The present disclosure includes a system, method, and device related to controlling brakes of a towed vehicle. A brake controller system includes a brake controller that controls the brakes of a towed vehicle based on acceleration. The brake controller is in communication with a speed sensor. The speed sensor determines the speed of a towing vehicle or a towed vehicle. The brake controller automatically sets a gain or boost based on the speed and acceleration.

VEHICLE PEDAL THAT EMULATES MECHANICAL HYSTERESIS
20230302898 · 2023-09-28 ·

A pedal assembly for a vehicle that includes a pedal, a sensor configured to sense a force exerted on the pedal, and an electronic processor connected to the sensor. The electronic processor is configured to determine a first output value, and receive a signal indicative of the force exerted on the pedal from the sensor. The electronic processor is further configured to determine a second output value based on the force exerted on the pedal, the first output value, and a model that defines a mechanical hysteresis effect and generate an output signal for controlling the vehicle, the output signal corresponding to the second output value.

ELECTRIC MOTOR-DRIVEN BRAKE DEVICE

An electric motor-driven brake device for use in a wheeled vehicle is provided with low costs which appropriately enables the wheeled vehicle running and stopping as it usually does, even when a malfunction and/or abnormality are/is caused in the electric motor-driven brake device. Signal lines of stroke sensors each for detecting the quantity of stroke of a brake pedal are connected to controllers in an electric motor-drive unit for controlling a motor which drives an electric motor-driven piston of a brake pad(s) attached thereat.

Recognition-error detector and electric-brake controller

An electric-brake controller controls an electric brake operable by an electric motor. The electric-brake controller includes: a rotation-angle obtainer including (i) a relative-rotation-angle obtaining unit that obtains a relative rotation angle of the electric motor for a set time, based on values output and received from a rotation-angle sensor at intervals of the set time, and (ii) an absolute-rotation-angle obtaining unit that calculates the obtained relative rotation angle with consideration of an orientation of the relative rotation angle to obtain an absolute rotation angle that is a rotation angle of the electric motor from a start of its operation; a recognition-error detector that detects a recognition error in the rotation-angle obtainer based on the obtained absolute rotation angle or a changing state of the absolute rotation angle; and a motor controller that controls the electric motor based on a result of detection performed by the recognition-error detector.

Brake control device and brake control method for vehicle using auto leveling sensor and electronic booster
11745596 · 2023-09-05 · ·

The present invention relates to a brake control device and a brake control method for a vehicle comprising a plurality of brakes which are respectively installed on wheels, the brake control device comprising an auto leveling sensor which senses a load state of the vehicle according to a change in an angle; a control unit which calculates a correction value according to the load state of the vehicle sensed by the auto leveling sensor; and an electronic brake booster which corrects a predetermined braking power set according to a brake pedal force with the calculated correction value so that the braking operation of each brake is made.

VEHICLE GEAR-SHIFTING CONTROL APPARATUS
20230347896 · 2023-11-02 ·

A vehicle gear-shifting control apparatus is equipped with an engine, a motor, an automatic transmission, a friction brake system, and a controller which executes, during deceleration of a vehicle during which the friction brake system is distributing a braking force to front and rear wheels, a regeneration control of imparting a regenerative braking torque to the rear wheels by causing the motor to perform a regeneration operation and a gear-shifting control of changing a shift stage of the automatic transmission by outputting a gear-shifting signal in accordance with the rotation speed of an input shaft to the automatic transmission. When the controller determines an oversteered state of the vehicle during the regeneration control, the controller increases an input torque of the input shaft so that the regenerative braking torque decreases while maintaining the regeneration operation of the motor and, at the same time, limits the gear-shifting control.

Electromechanical brake pressure generator for a hydraulic braking system of a vehicle and method for manufacturing an electromechanical brake pressure generator
11808330 · 2023-11-07 · ·

An electromechanical brake pressure generator including a threaded drive system. The system includes a rotatable spindle nut, a axially displaceable spindle cooperating with a thread of the spindle nut, and a hydraulic piston which at least partially radially surrounds the spindle and the spindle nut and is rotatably fixedly connected to the spindle and which carries out an axial piston stroke as a result of the rotation of the spindle nut. The system includes a housing which at least partially surrounds the hydraulic piston and forms a hydraulic cylinder, and an axial recess, in the hydraulic cylinder, which forms an anti-twist protection together with a torque support formed at the hydraulic piston and using which the hydraulic piston and the spindle are secured against twisting during a rotation of the spindle nut, the recess forming a sliding surface for the torque support of the hydraulic piston.

Automated gain and boost for a brake controller

The present disclosure includes a system, method, and device related to controlling brakes of a towed vehicle. A brake controller system includes a brake controller that controls the brakes of a towed vehicle based on acceleration. The brake controller is in communication with a speed sensor. The speed sensor determines the speed of a towing vehicle or a towed vehicle. The brake controller automatically sets a gain or boost based on the speed and acceleration.

BRAKE DEVICE, IN PARTICULAR FOR ELECTRICALLY DRIVEN MOTOR VEHICLES
20220289161 · 2022-09-15 ·

A brake device for a motor vehicle with two axles in which at least one axle has an electric traction motor for driving and braking at least one wheel arranged on an axle, and in which energy can be recovered by means of the traction motor during braking, each wheel having a wheel brake. The brake device includes a pressure supply having an electric motor-driven pump in the form of a piston-cylinder unit or a rotary pump, which can both build up pressure and reduce pressure, and which is part of a pressure supply device. An open-loop and closed-loop control device controls the traction motor and components of the pressure supply device such that a braking deceleration can be set by closed-loop control individually for each brake circuit, each axle or wheel brakes of an axle, with different braking torques at the respective axles or wheel brakes of an axle.