Abstract: An overvoltage protection circuit for a control unit for a vehicle includes an input terminal for applying an electrical input voltage, a test terminal for applying an electrical test voltage, and an output terminal for providing an electrical output voltage to supply the control unit. The overvoltage protection circuit also includes a reference device to provide a reference voltage using the input voltage. The overvoltage protection circuit includes a dividing device to provide a divided voltage using the output voltage. The overvoltage protection circuit includes a control device to provide a regulation signal using the reference and divided voltages. The overvoltage protection circuit includes a regulation device connected between the input and output terminals. The regulation device provides the output voltage using the input voltage and the regulation signal. The overvoltage protection circuit includes a modification device to modify a value of the divided voltage using the test voltage.

Abstract: A device for decoupling and/or protecting against compensation currents when at least one electric actuator is used jointly by a plurality of independently voltage-supplied control unit devices in redundant systems for autonomous driving. The electric actuator has, in each case, a common connection, via which the electric actuator can be coupled and switched to a common connection of other electrical actuators, and has at least one dedicated connection via which the at least one electric actuator can be individually supplied with current. A number of switching devices corresponding to the common connection and the number of dedicated connections of all the electric actuators is arranged to apply or not apply a switched current in the at least one electric actuator. Provided is at least one current flow blocking device configured to prevent an unwanted current flow to a non-active electronic control unit of the first and second control unit devices.

Abstract: A device for decoupling and/or protecting against compensation currents when at least one electric actuator is used jointly by a plurality of independently voltage-supplied control unit devices in redundant systems for autonomous driving. The electric actuator has, in each case, a common connection, via which the electric actuator can be coupled and switched to a common connection of other electrical actuators, and has at least one dedicated connection via which the at least one electric actuator can be individually supplied with current. A number of switching devices corresponding to the common connection and the number of dedicated connections of all the electric actuators is arranged to apply or not apply a switched current in the at least one electric actuator. Provided is at least one current flow blocking device configured to prevent an unwanted current flow to a non-active electronic control unit of the first and second control unit devices.

Abstract: An electromagnetic device for a braking system for a vehicle, including: an armature made of a magnetizable material; a bushing, wherein the armature is at least partially receivable inside the bushing; a first winding arrangement having at least one turn of an electrical conductor around the bushing and having two first electrical terminals; and a second winding arrangement having at least one turn of an electrical conductor around the bushing and having two second electrical terminals, the first winding arrangement and the second winding arrangement being galvanically isolated from one another, an inductive coupling being generatable between the first winding arrangement and the armature and between the second winding arrangement and the armature. Also described are a related method, a control apparatus, a braking system, and a computer readable medium.

Abstract: An overvoltage protection circuit for a control unit for a vehicle includes an input terminal for applying an electrical input voltage, a test terminal for applying an electrical test voltage, and an output terminal for providing an electrical output voltage to supply the control unit. The overvoltage protection circuit also includes a reference device to provide a reference voltage using the input voltage. The overvoltage protection circuit includes a dividing device to provide a divided voltage using the output voltage. The overvoltage protection circuit includes a control device to provide a regulation signal using the reference and divided voltages. The overvoltage protection circuit includes a regulation device connected between the input and output terminals. The regulation device provides the output voltage using the input voltage and the regulation signal. The overvoltage protection circuit includes a modification device to modify a value of the divided voltage using the test voltage.

Abstract: A device for controlling an actuator/solenoid valve output stage, for a vehicle, including: a terminal to receive an enable signal via an interface to an application unit, the enable signal assuming enable/disable states to enable/disable output stage control; a first suppression terminal to receive a first suppression signal via a monitoring unit interface, the first suppression signal assuming a first authorization/suppression state for authorizing/suppressing output stage control; a second suppression terminal to receive a second suppression signal via a second monitoring unit interface, the second suppression signal assuming a second authorization/suppression state for authorizing/suppressing output stage control; an output terminal as an interface to the output stage; and a linking unit to provide a control signal for controlling the output stage to the output terminal for the enable signal, and the first/second suppression signal has the first/second authorization state.

Abstract: A device for controlling an actuator or solenoid valve output stage, for a vehicle, including: an enable terminal to receive an enable signal via an interface to an application unit, the enable signal assuming an enable state to enable output stage control and a disable state to disable such control; a first suppression terminal to receive a first suppression signal via an interface to a monitoring unit, the first suppression signal assuming a first authorization state for authorizing output stage control and a first suppression state for suppressing such control; a second suppression terminal to receive a second suppression signal via an interface to a second monitoring unit, the second suppression signal assuming a second authorization state for authorizing output stage control and a second suppression state for suppressing such control; an output terminal as an interface to the output stage; and a linking unit to provide a control signal for controlling the output stage to the output terminal if the enable

Abstract: A device and method are provided for clips or staples as an effective substitute for suture material when joining body tissue or covering body tissue with a mesh, such as is particularly used in fracture operations. The device for applying a medical lockable clip (1) in a tissue area, includes a) an automatic advancing mechanism oriented in the direction of the tissue area from a starting position and having a guide in the advancing direction for the clip, wherein the clip has two gripper teeth oriented in the advancing direction, b) a stop for the advancing mechanism, and c) a locking element displaceable with the advancing mechanism and having a locking mechanism on the clip side for locking the clip, wherein d) the locking element is displaceable together with and parallel to the advancing mechanism, and e) the stop does not limit the motion of the locking element.

Abstract: A device and method are provided for clips or staples as an effective substitute for suture material when joining body tissue or covering body tissue with a mesh, such as is particularly used in fracture operations. The device for applying a medical lockable clip (1) in a tissue area, includes a) an automatic advancing mechanism oriented in the direction of the tissue area from a starting position and having a guide in the advancing direction for the clip, wherein the clip has two gripper teeth oriented in the advancing direction, b) a stop for the advancing mechanism, and c) a locking element displaceable with the advancing mechanism and having a locking mechanism on the clip side for locking the clip, wherein d) the locking element is displaceable together with and parallel to the advancing mechanism, and e) the stop does not limit the motion of the locking element.

Abstract: In a method and a device for non-rotatably connecting a hollow shaft with at least one component located on the hollow shaft with which the component is positioned with clearance on the hollow shaft and is fastened thereon in a certain position by eliminating the clearance, the clearance being eliminated by expanding the hollow shaft using a joining tool that passes through at least part of the hollow shaft, and the joining tool including at least one first shaping element and at least one further shaping element, and the shaping elements being movable relative to each other, so that the motion of the shaping elements relative to each other causes an at least partial expansion of the hollow shaft. A design of this type has the advantage, in particular, that the joining tools cause the hollow shaft to expand only at the necessary points.

Abstract: A device which non-rotatably connects a hollow shaft with at least one component located on the hollow shaft and positioned with clearance on the hollow shaft so as to be fastened on the hollow shaft in a certain position by eliminating the clearance by expanding the hollow shaft, includes a joining tool that is passable through and expands the hollow shaft for eliminating the clearance, the joining tool has an expansion mandrel defined by at least one first shaping element and at least one further shaping element, the extension mandrel is movable inside the hollow shaft, a guide is provided for guiding the expansion mandrel during its movement inside the hollow shaft, and the shaping elements are movable relative to each other so that a motion of the shaping elements relative to each other causes at least partial expansion of the hollow shaft.

Abstract: The apparatus for fixing rivets (4) in structural parts (11) includes a positioning adapter (3) for fixing one end of a rivet in a structural component with the rivet (4) in a riveting position; a riveting adapter (5) for deforming another end of the rivet, which has a movable deforming device (34) for deforming the rivet by impact energy stored in it; and a device for changing or adjusting the impact energy (33) stored in the movable deforming device. A greater flexibility for adjustment of the required impact energy (33) to different boundary conditions is thus possible, which guarantees that a minimal number of working strokes or only a single working stroke is required to fasten a rivet (4) in a structural component (11). This reduces the mechanical stress on the riveting adapter (5) and the working robot (6) guiding it besides reducing the noise level.

Abstract: An actuating drive for a rotor blade in a wind power installation is provided with an electric motor and a frequency converter which has a rectifier that is to be fed from a power supply system, a link connected to the rectifier, and a d.c.-to-a.c. inverter for feeding the motor, the link carrying a specified nominal operating voltage in a network-fed normal operation of the frequency converter. Furthermore, an auxiliary energy supply device is provided that is connected to the link. The auxiliary energy supply device includes and energy store which makes available a support voltage that amounts to less than 80% of the nominal operating voltage of the link. A diode is connected between the energy store and the link, and is arranged, with regard to its forward direction, in such a way that it feeds a support voltage from the energy store into the link if the link voltage falls below the support voltage.

Abstract: A method is disclosed for measuring components (1) using a measurement system (20) guided by a manipulator (10). In this process, reference features (9, 9a, . . . , 9i) are decentrally located at various positions near a component (1) to be measured, the reference features each being assigned to at least one measuring object (6) located at a close distance to the particular reference feature (9, 9a, . . . , 9i) on the component (1) to be measured. Before a test object (6) is measured, the measuring system (20) is first brought into a calibration position using the manipulator (10), and the reference feature (9, 9a, . . . , 9i) assigned to the particular test object (6) is measured using the measuring system (20) to calibrate a coordinate system of the manipulator (10). Using the manipulator (10), the measuring system (20) is then moved into a measurement position, where the relevant test object (6) is measured. A corresponding device for measuring components and a component carrier (7) are also disclosed.

Abstract: An arrangement for measuring components has a manipulator, at least one measuring system in operative connection with the manipulator, the at least one measuring system including at least one contour measuring device associated with the manipulator and generating an optical sensing surface sweeping a measuring region, an at least one measuring object arranged in the measuring region and at least one reference feature associated with the measuring object; and a method of measurements is performed with the arrangement.

Abstract: For determining a depth of drilling in objects a path over which a resistance is measured which is produced by an object to be processed counteracts a processing tool during its advance movement, and the measured path is used for determination of a depth of drilling in the object.

Abstract: In a method and a device for non-rotatably connecting a hollow shaft with at least one component located on the hollow shaft with which the component is positioned with clearance on the hollow shaft and is fastened thereon in a certain position by eliminating the clearance, the clearance being eliminated by expanding the hollow shaft using a joining tool that passes through at least part of the hollow shaft, and the joining tool including at least one first shaping element and at least one further shaping element, and the shaping elements being movable relative to each other, so that the motion of the shaping elements relative to each other causes an at least partial expansion of the hollow shaft. A design of this type has the advantage, in particular, that the joining tools cause the hollow shaft to expand only at the necessary points.

Abstract: The invention is based on a circuit arrangement for the detection of a leakage current or defect current, by means of which the power supply of an electronic circuit can be switched off. It is suggested that a track conductor connected with a signal line or an insulation-layer-free conductor connected with a signal line or an insulation-layer-free part of the signal line itself is arranged such that it crosses a potential leakage or defect current connection path of a short circuit between the power supply lines.

Abstract: An arrangement for measuring components has a manipulator, at least one measuring system in operative connection with the manipulator, the at least one measuring system including at least one contour measuring device associated with the manipulator and generating an optical sensing surface sweeping a measuring region, an at least one measuring object arranged in the measuring region and at least one reference feature associated with the measuring object; and a method of measurements is performed with the arrangement.

Abstract: The invention is based on a circuit arrangement for the detection of a leakage current or defect current, by means of which the power supply of an electronic circuit can be switched off. It is suggested that a track conductor connected with a signal line or an insulation-layer-free conductor connected with a signal line or an insulation-layer-free part of the signal line itself is arranged such that it crosses a potential leakage or defect current connection path of a short circuit between the power supply lines.