B60T7/042

Braking force control apparatus for a vehicle
11505168 · 2022-11-22 · ·

First target braking forces for front and rear wheels are calculated by distributing a target braking force of automatic braking to the front and rear wheels at a first front/rear wheel distribution ratio when braking operation is started by a driver during execution of the automatic braking control, second target braking forces for the front and rear wheels are calculated by distributing the braking force requested by the driver to the front and rear wheels at a second front/rear wheel distribution ratio preset to be different from the first front/rear wheel distribution ratio such that a pitch moment applied to a vehicle body due to braking forces of the front and rear wheels becomes zero, and braking forces of the front and rear wheels are controlled so as to be sums of the first and second target braking forces of the front and rear wheels, respectively.

Aircraft brake control systems

Brake control systems are disclosed herein. A brake control system comprises a first set of analog-to-digital converters in electrical communication with a first set of brake input mechanism sensors and a second set of analog-to-digital converters in electrical communication with a second set of brake input mechanism sensors. The first and second sets of analog-to-digital converters comprise one or more of different hardware and different software for differentially manipulating sensor outputs received from the brake input mechanism sensors.

Regenerative braking system and method

A regenerative braking system and method include: a regenerative braking determination unit configured to determine whether or not a vehicle satisfies an entry condition for regenerative braking based on information collected by the vehicle; a calculation unit configured to calculate a hydraulic braking torque according to a pressure of a master cylinder and a target amount of a regenerative braking torque varied according to the pressure of the master cylinder, if the vehicle satisfies the entry condition; and a controller configured to perform braking of the vehicle based on the target amount of the regenerative braking torque and the hydraulic braking torque.

BRAKE PEDAL ASSEMBLY, BRAKE APPARATUS FOR VEHICLE INCLUDING THE SAME, AND CONTROL METHOD THEREOF
20230054790 · 2023-02-23 · ·

Disclosed are a brake pedal assembly, a braking apparatus, and a control method, where the brake pedal assembly includes a pedal, a stroke sensor configured to detect a depression stroke of the pedal, Hall sensors spaced apart from each other in a direction parallel to an operation direction of the pedal, and a controller configured to determine the depression stroke of the pedal using any one or any combination of the stroke sensor and the Hall sensors and to determine a required braking force of a vehicle, in response to the depression stroke of the pedal.

Working Machine

A working machine includes a body, a ground-engaging propulsion structure supporting the body, a drive arrangement configured to provide motive power to the ground engaging propulsion structure, a braking system actuatable to apply a braking force to the ground engaging propulsion structure, a control system, and a sensor assembly configured to determine an output of the drive arrangement and to provide an output to the control system. The control system is configured to apply a first braking force to the ground engaging propulsion structure that is based on the determined output of the drive arrangement.

DETECTION METHOD AND SENSOR DEVICE FOR AN ELECTROMECHANICAL BRAKE BOOSTER OF AN ON-BOARD HYDRAULIC BRAKING SYSTEM
20220363228 · 2022-11-17 ·

A detection method for an electromechanical brake booster. The method includes: ascertaining, while both a driver braking force is transferred to an input element and a motor force is transferred to a support element so that a coupling element of the electromechanical brake booster which is provided downstream from the input element and the support element is also displaced at least using the motor force, whether an open intermediate gap, when the input element is present in its starting position, is closed when the coupling element is present in its starting position, and establishing an actual variable with respect to a coupling element path of the coupling element out of its coupling element starting position and/or a coupling element velocity of the coupling element in the case of an open intermediate gap using a first formula, and in the case of a closed intermediate gap using a second formula.

METHOD FOR OPERATING A BRAKE SYSTEM WITH AN INTEGRATED PARKING BRAKE, AND BRAKE SYSTEM

A method for operating a brake system, which comprises hydraulically actuatable wheel brakes with brake linings; a brake fluid reservoir; a master brake cylinder; a pressure supply device with a pressure piston that can be moved into a pressure chamber; an integrated parking brake, wherein, in a normal operating mode, brake pressure is actively built up in the wheel brakes by means of the pressure supply device, and wherein, in a parking operating mode, the integrated applies the brake linings of at least two wheel brakes, and wherein, when the integrated parking brake is released, the application of the linings is withdrawn again, wherein after the integrated parking brake has been released, the brake fluid volume displaced by the integrated parking brake is taken into consideration for the subsequent operation in the normal operating mode.

FOLDABLE ELECTRONIC PEDAL APPARATUS

A foldable electronic pedal apparatus is proposed. The foldable electronic pedal apparatus has both a foldable function that can pop up and hide the pedal and an electronic pedal function, and can tune necessary pedal effort, stroke, and hysteresis that are different for every kind of vehicle by having a high-load spring module and a hysteresis lever.

ORGAN-TYPE ELECTRONIC PEDAL DEVICE

An organ-type electronic pedal device includes a high-load spring module and a hysteresis lever. If necessary, the organ-type pedal device enables different pedal efforts, strokes, and hysteresis operating forces to be tuned as required for individual vehicle models by changing the parts of the hysteresis lever.

ELECTRONIC BRAKE SYSTEM AND CONTROL METHOD THEREFOR
20220363230 · 2022-11-17 ·

Provided is an electronic brake system including: a reservoir in which a pressurizing medium is stored; a master cylinder configured to discharge the pressurizing medium according to a pedal effort of a brake pedal; a hydraulic pressure supply device configured to operate a hydraulic piston according to an electrical signal output in response to a displacement of the brake pedal to generate a hydraulic pressure; a hydraulic control unit connected to the hydraulic pressure supply device and configured to control a flow of the hydraulic pressure transferred to a wheel cylinder; a pedal simulator connected to the master cylinder and configured to provide a reaction force for the brake pedal; a simulator valve configured to open and close a flow path connecting the master cylinder and the pedal simulator; a cut valve configured to open and close a flow path connecting the master cylinder and the hydraulic control unit; a pedal displacement sensor configured to detect displacement information of the brake pedal; a pressure sensor configured to detect pressure information of the pedal simulator; and a controller configured to compensate for a target pressure according to the displacement of the brake pedal based on the displacement information of the brake pedal detected through the pedal displacement sensor and the pressure information of the pedal simulator detected through the pressure sensor when the cut valve is closed and the simulator valve is opened, and drive the hydraulic pressure supply device according to the compensated target pressure.