Abstract: A method for producing a winding for a stator, the stator itself, a method for producing the stator and an electric rotating machine. The method for producing a winding for a stator of an electric rotating machine provides a first conductor and a further conductor, wherein the two conductors are bent into a zigzag form, at least in length portions, and the further conductor is moved with respect to the first conductor in a combination movement, which has a translatory movement component along the longitudinal axis of the further conductor and a rotary movement component about the longitudinal axis of the further conductor, such that the further conductor winds around an extreme value axis of the first conductor, which runs through regions f the first conductor, said regions forming extreme values of the zigzag course.

Abstract: A stator for a rotary electric machine, a method for producing the stator, and the rotary electric machine. The stator has a body with a plurality of stator teeth arranged in a circumferential direction; grooves between the stator teeth; and conductor sections, arranged in the grooves, of at least one conductor pair which forms at least a portion of windings. In each groove, conductor sections are arranged along the groove depth parallel to and offset from one another and the sequence of the arrangement of the parallel conductor sections in each groove alternates in the circumferential direction. The conductors of the conductor pair, deviating from a winding direction extending basically circumferentially, meander in a radial direction, and via an enlacement formed thereby in each case, enlace around one group of stator teeth. The stator enables a high power density and a high degree of efficiency along with low installation space requirements.

Abstract: A light steering system includes: a reflective structure configured to tilt about a first axis; a frame that includes a frame recess over which the reflective structure is suspended; and a suspension assembly that includes a piezoelectric corrugated structure coupled to and between the reflective structure and the frame. The piezoelectric corrugated structure includes a first corrugated surface including concentric rings of alternating peaks and valleys; a second corrugated surface arranged opposite to the first corrugated surface; a plurality of peak electrodes, each peak electrode being coupled to a respective peak of the first corrugated surface; a plurality of valley electrodes, each valley electrode being coupled to a respective valley of the first corrugated surface; and a common electrode layer coupled to the second corrugated surface, wherein the common electrode layer is arranged counter to the plurality of peak electrodes and to the plurality of valley electrodes.

Abstract: An electrical machine for a motor vehicle drive, including a housing, a stator, which is accommodated in the housing, and a rotor, which is connected to a connection shaft for conjoint rotation. The connection shaft is radially and axially supported toward a first axial side of the rotor by a double-row rolling bearing assembly and is supported on the housing side, with respect to a second axial side of the rotor opposite the first axial side, by an additional rolling bearing designed at least to transmit axial forces.

Abstract: A friction part for a frictionally operating device includes an annular-disc-like friction surface rotatable about a rotational axis in a wet-running manner relative to a mating surface. The annular-disc-like friction surface is formed from a paper material and includes a meso-geometric or a micro-geometric uneven portion in order to create an axially deep friction region and an axially high friction region in the annular-disc-like friction surface. The axially high friction region is more strongly preloaded than the axially deep friction region when the annular-disc-like friction surface and the mating surface are axially pressed together.

Abstract: A stator for an electric machine having a winding and a connection ring which can be placed axially on the winding and is intended for connecting the winding of the stator. The connection ring has a ring-shaped or ring-segment-shaped plastics body with at least three conductors which are each associated with a phase and are interconnected, and the ends of at least some of the conductors protrude axially beyond the winding. The connection ring has a connector terminal which can be interlockingly connected to the ring and which has at least three electrical connector portions. When the connection ring and the connector terminal are joined together, each contact a conductor of the connection ring that is associated with a phase and each electrically conductively connect to a connector of the connector terminal by the connection ring and the connector terminal having interlocking structure which define a defined position of the connection ring and the connector terminal relative to one another.

Abstract: A pilot-controlled coolant valve is provided that includes a pressure chamber, a pressure release chamber, a control opening, a pressure release channel, an actuator having a plunger, a control piston stroke-actuated by the plunger, a closing piston moving in the pressure chamber, and a valve seat. The pressure chamber has an in-flow and an out-flow for coolant. The control opening connects the pressure release chamber to the pressure chamber. The control piston closes the control opening during the stroke actuation by the plunger, except for a radial sealing gap between the control piston and the control opening. When the control opening is closed, the closing piston sealingly rests on the valve seat and interrupts the connection of the through-flow chamber with the in-flow. Axial end sides of the closing piston delimit a stagnation pressure chamber on one side and a through-flow chamber on the other side.

Abstract: A torque converter includes a front cover, an impeller assembly, a turbine assembly, a lock-up clutch, a backing plate, and a flow plate. The front cover is arranged to receive a torque. The lock-up clutch includes a piston and a seal plate disposed axially between the piston and a turbine shell. The backing plate is non-rotatably connected to the seal plate and is sealed to the piston. The flow plate is disposed axially between the backing plate and the front cover. The flow plate is non-rotatably connected to the backing plate and the front cover. A through-bore extends axially through the backing plate and the flow plate. A first chamber is bounded at least in part by the piston, the seal plate, and the backing plate, and a second chamber is bounded at least in part by the front cover, the piston, the backing plate, and the flow plate.

Abstract: A multi-plate clutch includes an outer plate mounted on a radial outside and axially displaceable, an inner plate mounted on a radial inside and axially displaceable, and a plurality of leaf springs. The plurality of leaf springs is distributed around an outer circumference of the outer plate to mount the outer plate in a torque-transmitting manner on a rotor pot, or the plurality of leaf springs is distributed in an inner circumference of the inner plate to mount the inner plate in a torque-transmitting manner on a driving ring. In an example embodiment, the multi-plate clutch is a dry multi-plate clutch for a hybrid drivetrain. In an example embodiment, the multi-plate clutch includes a plurality of outer plates and a plurality of inner plates.

Abstract: A sensor device includes a first sensor element that generates a first sensor signal based on a varying magnetic field; a second sensor element that generates a second sensor signal based on the varying magnetic field; a signal processing circuit configured to generate a first pulsed signal based on the first sensor signal and generate a second pulsed signal based on the second sensor signal; a fault detector that detects a fault and generates an error signal indicating the fault; and an output generator that receives the error signal based on a first condition that the fault detector detects the fault, and simultaneously outputs a first output signal and a second output signal. In response to the first condition being satisfied, the output generator maintains the first output signal in a steady state and outputs the second pulsed signal as the second output signal.

Abstract: An apparatus for measuring a device current of a device under test (DUT) includes a first circuit including a first terminal for coupling to a first connection terminal of the DUT. The first circuit is configured to supply a first test voltage for the first terminal and to output a first output voltage sensed at the first terminal. The apparatus further includes a second circuit having a second terminal for coupling to a second connection terminal of the DUT. The second circuit is configured to supply a second test voltage for the second terminal and to output a second output voltage sensed at the second terminal. The apparatus further includes a third circuit configured to determine the device current of the DUT based on the first output voltage, the second output voltage, the first test voltage and the second test voltage. The first circuit and the second circuit are identical.

Abstract: A harmonic drive, more particularly in an electromechanical camshaft phaser, comprises a drive element (2), a flexible transmission element (26) connected to the drive element (2) and having external teeth (29), and an output element (4) that is designed as a ring gear and has internal teeth (30) that partially mesh with the external teeth (29). The flexible transmission element (26) is pot-shaped, and is coupled in a torque-transmitting manner to the drive element (2) radially inside the outer teeth (29).

Abstract: A coaxial electrical cable assembly includes a central conductor disposed within a shield conductor of the coaxial cable and a shield terminal having a tubular portion. The central conductor of the coaxial cable is disposed within the tubular portion. The tubular portion is disposed within the shield conductor of the coaxial cable. The coaxial electrical cable assembly also includes a first outer ferrule crimped that is around the shield conductor of the coaxial cable and forms a first seam. The coaxial electrical cable assembly further includes a second outer ferrule that is crimped around the first outer ferrule and forms a second seam. The first seam and the second seam are radially offset from one another.

Abstract: In some examples, this disclosure describes a method of operating a circuit. The method may comprise performing a circuit function under normal operating conditions, wherein performing the circuit function under the normal operating conditions includes performing at least a portion of the circuit functions via a characteristic circuit, performing at least the portion of the circuit function under enhanced stress conditions via a characteristic circuit replica, and predicting a potential future problem with the circuit function under the normal conditions based on an evaluation of operation of the characteristic circuit relative to operation of the characteristic circuit replica.

Abstract: A chip package includes a chip configured to generate and/or receive a signal; a laminate substrate including a substrate integrated waveguide (SIW) for carrying the signal, the substrate integrated waveguide including a chip-to-SIW transition structure configured to couple the signal between the SIW and the chip and a SIW-to-waveguide transition structure configured to couple the signal out of the SIW or into the SIW, wherein the SIW-to-waveguide transition structure includes a waveguide aperture; and a plurality of electrical interfaces arranged about a periphery of the waveguide aperture, the plurality of electrical interfaces configured to receive the signal from the SIW-to-waveguide transition structure and output the signal from the chip package or to couple the signal to the SIW-to-waveguide transition structure and into the chip package.

Abstract: A radar chip package includes a radar monolithic microwave integrated circuit (MMIC) having a backside, a frontside arranged opposite to the backside, and lateral sides that extend between the backside and the frontside, wherein the radar MIMIC comprises a recess that extends from the backside at least partially towards the frontside; a plurality of electrical interfaces coupled to the frontside of the radar MIMIC; at least one antenna arranged at the frontside of the radar MIMIC; and a lens formed over the recess and the at least one antenna, wherein the lens is coupled to the backside of the radar MMIC.

Abstract: By a relative movement between an arrangement of at least three magnetic field sensors and a magnetic field generator, different discrete positional relationships can be produced between the same. A first signal is calculated as a first linear combination using at least two of three sensor signals. It is checked whether the first signal uniquely indicates one of the different discrete positional relationships. If yes, it is determined that the arrangement is located in the one discrete positional relationship. If no, a second signal is calculated as a second linear combination using at least two of the three sensor signals, at least one of which differs from the sensor signals used in the calculation of the first signal, and at least the second signal is used to determine in which of the different discrete positional relationships the arrangement is located relative to the magnetic field generator.

Abstract: A resistance soldering system includes a power input receiving an alternating current from a power source and a controller circuit generating a control signal indicative of a desired power level delivered for a desired time. The resistance soldering system further includes a silicon-controlled rectifier connected to the power input and the controller circuit and producing a control voltage proportional to the control signal and a transformer having a primary side receiving the control voltage and a secondary side having output leads configured to apply an output voltage to a solder joint disposed between the output leads. The controller circuit determines the control signal applied to the silicon-controlled rectifier required to melt the solder joint based on the desired power level and the desired time. The controller circuit controls the desired power level independent of the desired time. A method of operating a resistance soldering system is also presented.

Abstract: An internal combustion engine comprises a crankshaft, at least one camshaft adjustable electromechanically by an actuating gearing, an engine control unit, and a camshaft control unit for controlling an actuating motor which operates the actuating gearing. The engine control unit is linked to a device for detecting the angular position of the crankshaft, and the camshaft control unit is linked to the engine control unit. A device for detecting a reference position of the camshaft and a device for detecting the angular position of the shaft of the actuating motor are provided as sole mechanisms for detecting the angular position of the camshaft. The camshaft control unit is designed to determine the phase angle of the camshaft in relation to the crankshaft on the basis of the information items provided by said devices in combination with the detected angular position of the crankshaft and the transmission ratio of the actuating gearing.

Abstract: A bearing, in particular to a self-aligning roller bearing, with a fastener of a sealing disc, which fastener increases the load-bearing strength. The bearing includes a bearing ring with an annular sealing disc which is connected to one of the two bearing ring end surfaces by a fastener which have a shank and a head, which has an enlarged diameter with respect to the shank, and the respective shanks reach through the bores which are made in the respective end surface. Here, the annular surfaces have a cylindrical contour, with the result that the other annular surface provides a raceway, wherein the raceway has a spherical contour, and the bore center axis of each bore in the bearing ring and in the sealing disc has an engaged profile which converges onto the cylindrical contour of the one annular surface.