Abstract: The invention relates to an electrohydraulic and/or electromechanical motor vehicle control device (I), in particular for a motor vehicle brake system, including an electronic control unit (4), which is connected to a hydraulic unit (3) or at least to one electrically conductive housing part. The electronic control unit includes at least one first circuit board (5) for accommodating electrical or electronic components and includes at least one connecting plug (8), which electronic control unit is further characterized in that at least one electrically conductive connecting contact (6) is provided, which is connected to at least one electrically conductive fastening means (8) in such a way that there is an electrically conductive connection between the electrically conductive main body of the hydraulic unit (3) and/or the housing part and the reference potential of the circuit board (5) of the electronic control unit (4).

Abstract: A method for detecting a fault of an operating switch connected to an evaluating unit by at least one signal. The switch having at least a first switch circuit for initiating a vehicle function. A signal that specifies the switch position is sensed by the evaluating unit. The first switch circuit is connected to a first potential of the vehicle electrical system and to the signal line to form a first contact branch. The first switch circuit is bridged by a diode device in the non-conducting direction with respect to the first potential, the evaluating unit generates a test voltage, which is greater than the first potential, the test voltage is applied to the signal line, and, the potential being applied to the signal line of the first contact branch is evaluated by means of the evaluating unit in order to detect a fault.

Abstract: The invention relates to an electrohydraulic pressure control device for vehicle brake systems, including at least one electronic control unit, at least one hydraulic unit and at least one electric motor for driving a hydraulic pump, wherein the electronic control unit is mechanically connected to the hydraulic unit and is sealed off from the outer environment in at least one connection zone to the hydraulic unit by a circumferential, in particular elastic sealing material, and the sealing material extends along an edge of the substantially cuboid-shaped hydraulic unit, wherein the edge is formed by a face of the cuboid-shaped hydraulic unit facing the electronic control unit and at least one face of the cuboid-shaped hydraulic unit not facing the electronic control unit, and the sealing material at least partially covers both cuboid faces in the connection zone and/or sealing zone.

Abstract: Disclosed is a process for preparing a polyester or copolymer containing ester functionalities. The process can comprise: providing an optionally substituted lactone having a ring size of from 6 to 40 carbon atoms; and subjecting said lactone to metal mediated ring-opening polymerization using as catalyst a compound according to general formula (I): wherein M can be Al, Cr, Mn and Co; X and X? are independently a heteroatom; Y and Y? can be, independently, selected from O, N, S, P, C, Si, and B; Z can be selected from hydrogen, borohydrides, aluminum hydrides, carbyls, silyls, hydroxide, alkoxides, aryloxides, carboxylates, carbonates, carbamates, amidos, thiolates, phosphides, and halides; L1 and L2 can be independently an organic ligand linking X and Y together and linking X? and Y? together, respectively; and L3 is an optional organic ligand linking Y and Y? together.

Abstract: The invention relates to a hydraulic unit including a motor housing for receiving components of an electric motor; having a pump housing for receiving components of a pump, which is driven in order to pump a pressure medium from the electric motor, the pump housing having at least one through-bore for fixing the motor housing to the pump housing by a screw; and having a control device which is arranged on the pump housing face opposite the motor housing. A retaining region for the screw is provided in the through-bore of the pump housing for the purpose of an efficient attachment, the retaining region having an inner thread which is cut or tapped into the retaining region by the thread of the screw during the screw-in process.

Abstract: A method for controlling a brushless DC motor (BLDC motor) having a rotor, a stator and an angle sensor and a logic circuit for generating the phase voltages of the windings depending on the phase angle of the rotor. The logic circuit access a lookup table, in which to implement commutation with block-shaped, trapezoidal, sinusoidal, sinoid-based signal waveforms. The drive values are stored for the electrical phase angle of the rotor for generating phase voltages (VU, VV, VW) for the windings. A control unit generates configuration data for the logic circuit determine the commutation form, and depending on the form, the drive values are supplied to a PWM generator for generating control signals (VU, VV, VW) depending on the electrical phase angle of the rotor angle, which PWM control signals can be used to control the phase currents in the windings.

Abstract: A combined braking system, comprising hydraulic brakes associated with a vehicle axle and brakes actuatable by electromechanical actuators associated with a different vehicle axis, each electronic control unit associated with the electromechanical actuators having at least two high-speed busses, of which one is connected directly to a further electronic control unit and the other is directly or indirectly connected to an electronic or electrohydraulic control unit associated with the hydraulic brakes.

Abstract: A parking brake system for a motor vehicle comprising a control element and at least two electromechanical actuators. Each electromechanical actuator is configured for generating a parking brake force at one wheel of the motor vehicle. The electromechanical actuators are each provided with wheel electronic systems. The control element is connected via a brake controller to the wheel electronic system of a first electromechanical actuator by at least a first signal line. The control element is connected via a brake controller to the wheel electronic system of a second electromechanical actuator by a second signal line. At least a third signal line connects the control element directly to the wheel electronic systems or to one of the electromechanical actuators to convey a driver's request.

Abstract: A method for producing an electric contact sensor plate and for populating an electric or electronic module with the contact sensor plate in an automated manner is provided. An end piece of a metal foil strip is fed in a feeding step, in which the contact sensor plate is positioned on the electric or electronic module in a positioning step, and in which the contact sensor plate is fastened on the electric or electronic module in a fastening step. The method is characterized in that the contact sensor plate is produced by being severed from the foil strip in a severing step that follows the feeding step and precedes the positioning step.

Abstract: Brake control device for controlling actuators for influencing a braking function of a vehicle, including at least one logic circuit for controlling at least one braking function, wherein the control device controls at least one function of an electronic braking system and one parking brake function, wherein the brake control device includes electric power supply connections of at least the first kind and the second kind, wherein the first kind is connected to a reference potential and the second kind is connected to a different potential than the reference potential, and wherein the first kind or second kind is electrically connected to at least one functional element for controlling the electronic braking system and to at least one functional element for controlling the parking brake function, and/or is electrically connected to at least one functional element for controlling the electronic braking system and the parking brake function.

Abstract: The invention relates to an electronic controller for a brake system of a motor vehicle, which comprises at least one interface to a control element, in particular a parking brake control switch, and at least two drive circuits for electric actuators, in particular electric parking brake actuators. According to the invention, the electronic controller comprises two or a plurality of independent arithmetic units, which are directly connected to each other via a data bus. A motor vehicle equipped with a controller or brake system according to the invention requires no transmission lock in an automatic gearbox.

Abstract: An electrical motor activation method for an electric motor including a rotor, connected to a motor shaft, and a stator having brushes. The stator comprises multiple commutator laminations for the commutation of windings disposed on the rotor and is activated by a pulsed or linearly controllable power source. The motor shaft is connected to a radially driven load, in particular a pump, which has a nonlinear torque curve via a motor revolution. A waviness signal is obtained from a voltage potential applied to the motor and/or from the motor current and rotor position information is obtained from the curve of said waviness signal.

Abstract: The invention relates to a microprocessor system for executing software modules, at least some of which are security critical, within the scope of controlling functions or tasks assigned to the software modules, comprising an intrinsically safe microprocessor module having at least two microprocessor cores. At least one further intrinsically safe microprocessor module having at least two microprocessor cores is provided. At least two microprocessor modules are connected via a bus system, at least two software modules are provided which execute functions, at least some of which overlap, the software modules having at least partially overlapping functions are distributed on a microprocessor module or n at least two microprocessor modules, and means for comparing or arbitrating events generated with the software modules for the identical functions are provided in order to detect software or hardware faults.

Abstract: A method for detecting a fault of an operating switch connected to an evaluating unit by at least one signal. The switch having at least a first switch circuit for initiating a vehicle function. A signal that specifies the switch position is sensed by the evaluating unit. The first switch circuit is connected to a first potential of the vehicle electrical system and to the signal line to form a first contact branch. The first switch circuit is bridged by a diode device in the non-conducting direction with respect to the first potential, the evaluating unit generates a test voltage, which is greater than the first potential, the test voltage is applied to the signal line, and, the potential being applied to the signal line of the first contact branch is evaluated by means of the evaluating unit in order to detect a fault.

Abstract: A location-determining device in a motor vehicle having at least one receiver device for receiving position signals and time signals for a multiplicity of satellites assigned to a global navigation system and a location-calculating module for calculating location information based on received position data and time data. The location-determining device has at least one receiver device structurally integrated into the housing of an optical sensor unit, wherein the housing is arranged in a passenger compartment in a region of an upper edge of a windscreen, and wherein the housing does not have more than a single connection to a vehicle data bus and not more than a single connection to a vehicle power supply.

Abstract: Disclosed is a tire pressure monitoring system for motor vehicles, including a central unit (2, 7) with at least one trigger module (4), which is integrated into the central unit or connects through control lines (3) to the central unit, and with at least one tire module (6) arranged in a vehicle wheel (5), with the tire module being in communication with the central unit and the trigger module by means of wireless transmission technology, and with the tire pressure monitoring system including fewer trigger modules than tire modules.

Abstract: A trailer device for driving stabilization of vehicle combinations is provided. In order to design a device for driving stabilization of passenger vehicle trailers in a cost-effective and simple manner, a brake system for braking the trailer by an overrun brake and for stability regulation is designed so as to have separating valves, switching valves, inlet and outlet valves and a pressure build-up pump. A stabilizing coupling is also connected by means of a second pressure medium pump to actuators which can vary the clamping force of the stabilizing coupling between the trailer and tractor vehicle if the second pressure medium pump conveys pressure medium from the storage tank into or out of the actuators.

Abstract: A method used for determining a profile depth or wear on a tread of a tire of a vehicle, and/or a tire characteristic, a magnetic field being detected by a magnetic field sensor disposed in the interior of the tire, particularly in the area of the tread on the tire interior, or at a distance from the tire, particularly in the area of a wheel housing or a wheel well of the vehicle, the magnetic field being transmitted or changed by at least one indicator element disposed in the tread on the tire exterior. The current wear state of the tread and/or the tire characteristic, particularly a tire type and/or permissible top speed, is determined based on output signals of the magnetic field sensor. The invention further relates to tires.

Abstract: Disclosed is a process for preparing a polyester or copolymer containing ester functionalities. The process can comprise: providing an optionally substituted lactone having a ring size of from 6 to 40 carbon atoms; and subjecting said lactone to metal mediated ring-opening polymerization using as catalyst a compound according to general formula (I): wherein M can be Al, Cr, Mn and Co; X and X? are independently a heteroatom; Y and Y? can be, independently, selected from O, N, S, P, C, Si, and B; Z can be selected from hydrogen, borohydrides, aluminum hydrides, carbyls, silyls, hydroxide, alkoxides, aryloxides, carboxylates, carbonates, carbamates, amidos, thiolates, phosphides, and halides; L1 and L2 can be independently an organic ligand linking X and Y together and linking X? and Y? together, respectively; and L3 is an optional organic ligand linking Y and Y? together.

Abstract: A tire module for sensing deflection of a tire and a method of sensing deflection of the tire. The tire module includes a piezoelectric converter that is configured for installation on an inside surface of the tire. The piezoelectric converter includes at least one elastically deformable region that is formed from piezoelectric material. A deflection limiting means is configured to delimit deflection of the elastically deformable region.