Abstract: A service brake device for vehicles is provided which permits rapid venting of a service brake pressure chamber. The service brake device includes at least one pneumatic service brake device with at least one piston and/or a diaphragm. The piston and/or diaphragm delimits the service brake pressure chamber on one side which can be supplied with compressed air from a brake line for applying the service brake and can be purged of compressed air for releasing the service brake, delimits a spring chamber on the other side which receives a spring that prestresses the piston and/or the diaphragm in the release position of the service brake. The pressure chamber includes a pressure connection communicating with the brake line.

Abstract: A braking system and a method of operating such a braking system are provided for a vehicle having at least partly electric braking, a steering device containing an electric or electromechanical steering device, an electronic steering controller and an electric steering adjuster and containing a service brake device. The system includes an electropneumatic service brake device containing an electropneumatic service brake valve device, an electronic brake controller, electropneumatic modulators, pneumatic wheel brake actuators, a service brake actuating element, and at least one electric channel (130) with at least one electric brake value transmitter which senses activation of the service brake actuating element. The at least one electric brake value transmitter produces actuation signals which are relayed to the electronic brake controller.

Abstract: A method for controlling a pneumatic or electro-pneumatic service brake device of a vehicle is provided. In the method a driver brake request occurs by actuating a service brake actuating element of a service brake valve device of the braking device. In response to actuating the service brake actuating element, at least one control piston of the service brake valve device is loaded with a first actuating force in order to generate a pneumatic brake pressure or brake control pressure in at least one pneumatic service brake circuit of the service brake device. The control piston directly or indirectly controls at least one double-seat valve of the service brake valve device. The at least one double-seat valve includes an inlet seat and an outlet seat. The at least one control piston of the service brake valve device in addition is loaded by a second actuation force additionally or instead of the first actuation force.

Abstract: A method is described for identifying and classifying objects, detected by a sensor apparatus which actively emits radiation, in terms of the relevance thereof to a driving situation of a moving vehicle, wherein radiation is emitted by the sensor apparatus and the echo radiation reflected at objects is received as measurement values, including: detecting measurement values in relation to the driving situation of the vehicle, performing an analysis of the driving situation represented by the measurement values and identifying at least one possible object, classifying the at least one identified object in an object class of a plurality of object classes, in which performing the analysis of the measurement values includes: transforming the detected measurement values from a coordinate system fixed in terms of the vehicle into a coordinate system fixed in terms of space for generating measurement values fixed in terms of spatial coordinates, wherein this transformation is based on the vehicle speed and the yaw ra

Abstract: A method, and related device, for operating a brake device of a vehicle with brake slip regulation (ABS) on roadways with different friction coefficients on different sides, as a result of which a braking yaw moment is imparted to the vehicle during braking, characterized in that, on at least one axle of the vehicle, an absolute brake pressure difference between the brake pressure at the wheel with the higher friction coefficient and the brake pressure at the wheel with the lower friction coefficient is adapted as a function of a steer input, intended to produce a yaw moment acting counter to the braking yaw moment, by the driver and/or by an automatically intervening auxiliary steering system.

Abstract: A method for controlling a brake system, which has pressure medium-activated wheel brakes and is at least partially electronic, and which is in a vehicle that includes at least two axles, including generating brake pressures for the wheel brakes on an axle in a pressure-controlled manner, and electronically regulating the brake pressures for the pressure medium-actuated wheel brakes on at least one further axle in terms of a brake pressure regulation for adjusting an actual brake pressure to a desired brake pressure. A related braking system device is also described.

Abstract: A brake control device for a utility vehicle having a trailer, including: a pneumatic brake control circuit having a vehicle pressure path to output a brake pressure to a vehicle brake which brakes the utility vehicle, based on a target input of a driver of the utility vehicle, and having a trailer pressure path for outputting the brake pressure to a trailer brake, which brakes the trailer, on the basis of the target input; and a pneumatic start assist circuit to output a further brake pressure to a trailer brake of the trailer based on a speed of the utility vehicle, in which the pneumatic start assist circuit is pneumatically connected to the trailer pressure path of the pneumatic brake control circuit.

Abstract: A sensor device for measuring the compression travel and/or the compression rate of wheels and/or axles of vehicles, in particular of commercial vehicles, may include at least one sensor measuring in a contactless manner. The sensor device may include a radar and/or high-frequency sensor generating a beam, which is emitted and received after reflection at a reference and reflection surface.

Abstract: A method for controlling a brake system, which has pressure medium-activated wheel brakes and is at least partially electronic, and which is in a vehicle that includes at least two axles, including generating brake pressures for the wheel brakes on an axle in a pressure-controlled manner, and electronically regulating the brake pressures for the pressure medium-actuated wheel brakes on at least one further axle in terms of a brake pressure regulation for adjusting an actual brake pressure to a desired brake pressure. A related braking system device is also described.

Abstract: A method for increasing the driving stability of a vehicle, particularly of a commercial vehicle, which counteracts a vehicle instability by a control intervention in a control system operating the drive and/or the brakes of the vehicle, in which the control intervention occurs as a function of the ratio between the height of the center of gravity of the vehicle and a spring constant of the vehicle suspension.

Abstract: A method is for effecting a computer-aided estimation of the mass of a vehicle, e.g., of a goods-carrying vehicle, based on the equilibrium ratio between the driving force and the sum of the inertial force and drive resistances, in which the mass and a gradient angle of the roadway are contained as quantities. The method may include: a) computer-aided differentiation of the equilibrium ratio according to the time with the assumption that the gradient angle is constant; and b) calculating the mass of the vehicle and/or the reciprocal value of the mass from the equilibrium ratio differentiated according the time.

Abstract: A method, and related device, for operating a brake device of a vehicle with brake slip regulation (ABS) on roadways with different friction coefficients on different sides, as a result of which a braking yaw moment is imparted to the vehicle during braking, characterized in that, on at least one axle of the vehicle, an absolute brake pressure difference between the, brake pressure at the wheel with the higher friction coefficient and the brake pressure at the wheel with the lower friction coefficient is adapted as a function of a steer input, intended to produce a yaw moment acting counter to the braking yaw moment, by the driver and/or by an automatically intervening auxiliary steering system.

Abstract: An inductive displacement or rotational angle sensor including at least one electrical coil which is provided with turns, and an influencing element which interacts with said coil and produces a different inductance of the least one coil as a function of its position, characterized in that at least two separate coils which are arranged coaxially with respect to a coil axis and have an axial interspacing are provided, it being possible for the influencing element to enter said interspacing with a degree of overlap, which is dependent on its position, with the magnetic fields which are generated by the coils.

Abstract: A steering device for vehicles having a pair of wheels which can be steered freely as a function of the current driving state of the vehicle or whose steered position can be locked by an electronically actuable locking device, having an electronic control device and having sensors which are connected to the electronic control device and have the purpose of monitoring current driving state values, with the electronic control device actuating the locking device when a minimum velocity of the vehicle is exceeded, in such a way that the steered position of the pair of wheels is locked, characterized in that driving state values which characterize critical driving situations are additionally stored in the electronic control device, in which the steered position of the pair of wheels is locked in critical driving situations, and in which, after a critical driving situation, the locking device does not release the pair of wheels again until predefined critical driving state values are undershot at least for a predef

Abstract: A driving assistance system for motor vehicles, having a hazard sensor, is described that uses the brake system of the motor vehicle for the haptic warning of a driver, in that selected brake actuators of the vehicle are activated and deactivated according to a predetermined pattern. In this manner, depending on the pattern, a vibration of a steering wheel of the vehicle may be generated, as well as a response of the vehicle which simulates driving on an uneven roadway or a “washboard” roadway, or driving over an obstacle. In addition, a haptically perceivable warning signal may also be provided for a given deflection direction of the steering wheel via the difference in braking force between left and the right front wheels.

Abstract: An inductive displacement or rotational angle sensor including at least one electrical coil which is provided with turns, and an influencing element which interacts with said coil and produces a different inductance of the least one coil as a function of its position, characterized in that at least two separate coils which are arranged coaxially with respect to a coil axis and have an axial interspacing are provided, it being possible for the influencing element to enter said interspacing with a degree of overlap, which is dependent on its position, with the magnetic fields which are generated by the coils.

Abstract: A method and a device for the computer-assisted calculation of the axle load of a vehicle, in particular a commercial vehicle, in which the axle loads are calculated on the basis of a function f(?), which describes the dependence of the ratio of the longitudinal force Fx to the vertical force Fz in a wheel on the longitudinal slip ?.

Abstract: A level control device of a vehicle may include an angle-of-rotation sensor for measuring the distance between a vehicle chassis and a vehicle axle or wheel according to an inductive principle. The sensor may include an electrical coil that has a coil core for generating a magnetic field, and at least one eccentric body capable of swiveling about an axis of rotation as a function of the distance. The coil core may be disposed in a stationary manner relative to the coil the eccentric body may be made of a ferromagnetic material and captured at least partially by the lines of force of the magnetic field of the coil in such a way that, solely by a change of its position relative to the coil core, a change of the inductivity of the coil is brought about as a measure for a change of the distance.

Abstract: An air-suspension system for vehicles, in particular for commercial vehicles, including at least one air-bellows valve assigned to an air-spring bellows or a group of air-spring bellows of the front axle for individually aerating and venting this air-spring bellows or this group of air-spring bellows; at least one air-bellows valve assigned to an air-spring bellows or a group of air-spring bellows of the rear axle for individually aerating and venting this air-spring bellows or this group of air-spring bellows; as well as at least one central aeration valve for supplying the air-bellows valves assigned to the air-spring bellows of the front axle and the rear axle with compressed air from a compressed-air supply; and at least one central venting valve for exhausting compressed air from the air-bellows valves assigned to the air-spring bellows of the front axle and the rear axle, to an air vent.

Abstract: A brake regulating system particularly suitable for stabilizing the motion of a commercial vehicle is described, in which a control unit outputs, as a function of a number of input variables, a predefined manipulated variable for the brake pressure of each wheel of a commercial vehicle and/or a predefined manipulated variable for an output variable of the drive engine. For detecting the input variables, the input of the control unit is connected to a steering angle sensor for detecting a steering angle predetermined by the driver, to a sensor system for determining the yaw rate of the commercial vehicle, and to a first acceleration sensor for detecting the transverse acceleration of the commercial vehicle.