Abstract: A vehicle includes an electromechanical braking device having an electric brake motor, at least one wheel, and a steering actuator that is operable to adjust the at least one wheel. A method for securing the vehicle at a standstill includes applying brake force via the brake motor and actuating the steering actuator to adjust the at least one wheel.

Abstract: In a method for determining a failure in a service or parking brake having an electromotive and a hydraulic brake device for generating a clamping force, an error is detected in the hydraulic brake device if an electromotive characteristic of the electric brake motor is outside an admissible value range.

Abstract: The method according to the disclosure for operating a motor vehicle, in which at least one autonomous or partially autonomous motor vehicle operating mode can be activated and the motor vehicle has a service brake and a parking brake, wherein in response to a detected operative condition of the motor vehicle the parking brake is shifted from an inoperative condition to a predefined operative condition, the predefined operative condition of the parking brake being determined by the fact that the parking brake produces no braking effect or a markedly lesser braking effect in comparison with the fully activated condition.

Abstract: A method is used for operating a braking device of a vehicle, in particular a parking brake device. The braking device comprises an electromotive actuator that displaces an actuator element either into a clamping position for subjecting a brake disk to a clamping force or into a release position for releasing the brake disk. A brake disk temperature is determined in order to activate the actuator depending on the determined brake disk temperature. The brake disk temperature is determined depending on at least one actuator current value.

Abstract: A method for operating a parking brake with an electromotively driven parking brake mechanism includes applying the parking brake by the electric motor, switching off the electric motor in the state in which the parking brake is applied, switching on the electric motor after a prespecified time and reapplying the parking brake mechanism in the brake application direction. During the brake reapplication operation, an electrical variable of the electric motor is determined and compared with a reference value. The brake reapplication process is continued or terminated depending on whether the electrical variable, or a variable derived therefrom, is smaller or greater than the reference value.

Abstract: A method for releasing an automatic parking break includes estimating a release travel of the automatic parking brake based on a measured motor voltage and a motor current. The method further includes querying an additional switch-off criterion to obtain a minimum total release travel. The method further includes comparing the estimated release travel with the minimum total release travel. The automatic parking brake includes an electric motor brake device for producing an electromechanical clamping force.

Abstract: A method for providing a clamping force that is generated with an automatic parking brake for a vehicle using a brake motor and a brake piston that acts upon a brake disk, includes building up a hydraulic pressure in a braking circuit of the vehicle after the automatic parking brake is applied. The method further includes determining a pressure loss gradient in the braking circuit of the vehicle. The method further includes performing or not performing a further application of the automatic parking brake based in part upon the determined pressure loss gradient.

Abstract: A method for providing a clamping force generated by an automatic parking brake includes using a brake motor and a brake piston acting on a brake disk to generate the clamping force. The method guarantees a reliable function of the automatic parking brake even on a loss of clamping force due to a temperature change of the brake disk. The method also minimizes the load on components of the automatic parking brake. After a completed application of the automatic parking brake, a secondary application process is carried out as a function of an activation reaction of the brake motor.

Abstract: A method for operating a parking brake of a vehicle, in particular of a motor vehicle, which parking brake operates in the superposition mode, the brake force of the parking brake being applicable by two different force-generating actuators mutually supporting one another in the superposition mode. It is provided that the force-generating, in particular pressure-generating, actuator is activated for support even before the superposition.

Abstract: A system, method and device are provided which relate to an automatic parking brake for motor vehicles having multiple brake actuators and an operating element for operating the parking brake. In embodiment, the brake actuators are connected to a controller, which is able to perform a wheel-specific slip control when a critical driving situation occurs. For example, a simultaneous locking and the loss of the cornering force can be prevented by a controller. The controller is designed in such a way so that when controlling the slip on a first wheel, the slip (?2) of a second wheel is taken into account.

Abstract: In a method for providing the application force generated by a parking brake, which is at least partially generated by an electromechanical brake device having an electric brake motor, a retensioning process is terminated in the event that (i) the motor current exceeds a limit value or (ii) the rotational speed of the motor drops below a limit value.

Abstract: In a method for adjusting the clamping force exerted by a parking brake, which force is applied by an electric-motor braking apparatus and a hydraulic braking apparatus, the electric braking motor impinging upon a brake piston of a hydraulic wheel brake unit of the hydraulic braking apparatus, for the case in which the pre-pressure existing in the hydraulic braking apparatus exceeds a threshold pressure value, an inlet valve in the braking circuit of the hydraulic braking apparatus is closed, and the target braking force is established by actuation of the electric-motor braking apparatus.

Abstract: In a method for adjusting the clamping force exerted by a parking brake, which force is applied by an electric-motor braking apparatus and by a hydraulic braking apparatus, the hydraulic inlet pressure generated by the driver and existing in the hydraulic braking apparatus is utilized to generate a hydraulic clamping force; and for the case in which the hydraulic clamping force is not sufficient to reach a target clamping force, an electric clamping force is generated in supplementary fashion.

Abstract: A method for re-tensioning an automatic parking brake by an electric motor includes carrying out a re-tensioning process after a predefined time period after the tensioning of the parking brake. The parking brake is driven in the tensioning direction by the electric motor to determine the travel carried out by the parking brake in the tensioning direction and the clamping force exerted by the parking brake during the re-tensioning. The method further includes carrying out a further re-tensioning process after a predefined time if the travel of the parking brake is less than a predefined threshold value and the clamping force in the parking brake is less than a second threshold value. If the travel of the parking brake is greater than a third threshold value or the clamping force exerted by the parking brake is greater than a fourth threshold value, a further re-tensioning process is not carried out.

Abstract: A method for securing an electrically operated parking brake, characterized by the following steps: monitoring an operating variable which is relevant for the proper functioning of the parking brake; ascertaining/determining whether the operating variable exceeds a predefined threshold value; and prompting the driver to carry out a certain action as a function of the value of the operating variable, the action including the engagement of the gear or the operation of the foot service brake. Also described is a control unit for carrying out the described method.

Abstract: A method for re-tensioning an automatic parking brake by an electric motor includes carrying out a re-tensioning process after a predefined time period after the tensioning of the parking brake. The parking brake is driven in the tensioning direction by the electric motor to determine the travel carried out by the parking brake in the tensioning direction and the clamping force exerted by the parking brake during the re-tensioning. The method further includes carrying out a further re-tensioning process after a predefined time if the travel of the parking brake is less than a predefined threshold value and the clamping force in the parking brake is less than a second threshold value. If the travel of the parking brake is greater than a third threshold value or the clamping force exerted by the parking brake is greater than a fourth threshold value, a further re-tensioning process is not carried out.

Abstract: In a method for monitoring the function of the parking brake in a vehicle, the movement state of the vehicle is monitored after the parking brake has been operated and a warning signal is generated in the case of a vehicle movement.

Abstract: A method for operating a parking brake with an electromotively driven parking brake mechanism includes applying the parking brake by the electric motor, switching off the electric motor in the state in which the parking brake is applied, switching on the electric motor after a prespecified time and reapplying the parking brake mechanism in the brake application direction. During the brake reapplication operation, an electrical variable of the electric motor is determined and compared with a reference value. The brake reapplication process is continued or terminated depending on whether the electrical variable, or a variable derived therefrom, is smaller or greater than the reference value.

Abstract: A method for securing a vehicle, whose wheels of one axle are on a dynamometer, against being unintentionally pushed out of the dynamometer during an inspection of the parking brake. In order to avoid endangerment of people who are in the surroundings of the vehicle, it is proposed to ascertain with the aid of a sensor system whether the vehicle is located on a dynamometer and, if this has been determined, to automatically generate a braking torque at a wheel brake of at least one wheel, which is located outside the dynamometer, after a control element of the parking brake has been operated.

Abstract: A method for measuring at least one operating variable at multiple electric motors of an automatic parking brake with the aid of a sensor system, the signals generated by the sensor system being processed by a processing device. To minimize the influence of signal interferences, the at least one operating variable is not measured or is not further processed as long as none of the electric motors is activated.