Abstract: A hole transport copolymer having the following Formula III is disclosed herein: In some embodiments, A is a monomeric unit having Formula Ia or Formula IIa, B is a B is a monomeric unit having at least three points of attachment in the copolymer, E is the same or different at each occurrence and is selected from the group consisting of H, D, halide, alkyl, aryl, arylamino, siloxane, crosslinkable groups, deuterated alkyl, deuterated aryl, deuterated arylamino, deuterated siloxane, and deuterated crosslinkable groups, and x, y, and z are the same or different and are mole fractions, such that x+y+z=1, and x and y are non-zero.

Abstract: This disclosure relates to a camshaft adjusting system for a motor vehicle, having an inner camshaft, and an outer camshaft, which is arranged coaxially with and radially outside the inner camshaft. The camshaft adjusting system further includes an input wheel, which is designed to introduce torque into the camshafts, a hydraulic camshaft adjuster, which acts on the outer camshaft to adjust the phase angle of the outer camshaft relative to the input wheel, and an electric camshaft adjuster, which acts on the inner camshaft to adjust the phase angle of the inner camshaft relative to the input wheel. The electric camshaft adjuster engages in the hydraulic camshaft adjuster at least partially in an axial direction.

Abstract: An infrared heating unit with a furnace includes a housing that accommodates a process space, and a heating facility, whereby the process space is bordered, at least in part, by a furnace lining made of quartz glass. In order to provide, on this basis, an infrared heating unit that enables energy-efficient and uniform (homogeneous) heating of the heating goods by infrared radiation to temperatures of even above 600° C., the heating facility is formed by at least one heating substrate that includes a contact surface in contact with a printed conductor made of a resistor material that is electrically conductive and generates heat when current flows through it, whereby the heating substrate includes doped quartz glass, into which an additional component that absorbs in the infrared spectral range is embedded and forms at least a part of the furnace lining.

Abstract: Clamping device having a receiving opening which is arranged concentrically to a workpiece spindle axis, wherein the clamping device is designed for clamping a gear workpiece comprising a head region and a shaft, the clamping device comprises an annular planar contact surface, which is arranged concentrically to the workpiece spindle axis, is located in a workpiece-side end region of the clamping device, and which extends essentially perpendicular to the workpiece spindle axis, wherein at least one circumferential groove is provided in the workpiece-side end region, which groove extends from an outer surface of the clamping device radially in the direction of the workpiece spindle axis and which provides the clamping device with elasticity in the region of the planar contact surface.

Abstract: An infrared emitter is provided. The infrared emitter includes a substrate made of an electrically insulating material. The substrate includes a surface that contacts a printed conductor made of a resistor material that is electrically conducting and generates heat when current flows through it. The electrically insulating material includes an amorphous matrix component into which an additional component is embedded that absorbs in the spectral range of infrared radiation. At least a part of the surface is configured with a cover layer made of porous glass, whereby the printed conductor is embedded, at least in part, in the cover layer.

Abstract: A device for heating a target with IR radiation, a process for heat treating a target, a process for making a composite, a use of an IR source, a use of an array of IR sources and a use of the device. Also disclosed is a device for treating a target, comprising an IR source that emits IR radiation from an emitter surface having a first surface area; and a set of elongate bodies consisting of one or more elongate bodies, each elongate body having an inlet, collectively called the inlets, and each elongate body having an outlet, collectively called the outlets; wherein the emitted IR radiation is coupled into the set of elongate bodies via the inlets and decoupled from the elongate body via the outlets over an outlet surface having a second surface area; and wherein the first surface area is greater than the second surface area.

Abstract: Known infrared radiators have a support, a heating conductor's conductor path applied to the support, of an electrically conducting resistor material, as well as an electrical contacting of the heating conductor's conductor path. In order to specify an infrared radiator with a high radiation efficiency based on this, the heating conductor's conductor path of which is provided with a structurally simple and cost-efficient electrical contacting, it is proposed according to the invention for the support to include a composite material, which comprises an amorphous matrix component as well as an additional component in the form of a semiconductor material, and for the contacting to be applied to the support as contacting conductor path, wherein the cross section of the contacting conductor path is at least 3-times the cross section of the heating conductor's conductor path.

Abstract: An infrared emitter that comprises a cladding tube made of quartz glass that surrounds a heating filament as an infrared radiation-emitting element that is connected via current feedthroughs to an electrical connector outside the cladding tube. To improve the service life and power density, the heating filament comprises a carrier plate with a surface made of an electrically insulating material, whereby the surface is covered by a printed conductor made of a material that generates heat when current flows through it.

Abstract: A method for machining the tooth flanks of a bevel gear workpiece includes carrying out correction machining of a concave tooth flank and a convex tooth flank of at least one tooth gap by, after machining using a first machine setting, cutting free of the concave tooth flank by the bevel gear workpiece executing a workpiece rotation in a first rotational direction having a predefined first absolute value in relation to a gear-cutting tool and/or cutting free the convex flank by the bevel gear workpiece executing a workpiece rotation in another rotational direction having a predefined second absolute value in relation to the gear-cutting tool, and finish machining the concave tooth flank using a second machine setting, which differs from the first machine setting, and finish machining the convex tooth flank using a third machine setting, which differs from the second machine setting.

Abstract: A radiator module is provided including: a first infrared radiator including a first radiator tube arranged in a radiator plane; and a second infrared radiator including a second radiator tube arranged in the radiator plane. A cladding tube is arranged between the first radiator tube and the second radiator tube. Each of the first radiator tube, the second radiator tube, and the cladding tube is provided with a reflective coating.

Abstract: A method for deburring bevel gears using a deburring tool, which comprises at least one cutting edge, having the following steps: rotationally driving the deburring tool around a deburring spindle axis, rotationally driving a bevel gear around a workpiece spindle axis, wherein the rotational driving of the deburring tool and the rotational driving of the bevel gear take place in a coupled manner with an inverse coupling transmission ratio, it is a continuous method for deburring, in which the cutting edge executes a relative flight movement in relation to the bevel gear, the relative flight movement is defined by a hypocycloid, and wherein a burr is removed at least on one tooth edge of a tooth gap in the region of the bevel gear toe and/or the bevel gear heel by a cutting contact of the cutting edge with the tooth edge.

Abstract: A controller of an electromagnetically driven reciprocating pump influences velocity of the magnetic armature by switching voltage applied to the electromagnet depending on the position of the magnetic armature, its position determined from state variables of the electromagnet. A processor calculates electrical resistance of the magnetic coil from the voltage and current measured by the measuring device, and calculates the temporal change of the linked magnetic flux in the electromagnet from the electrical voltage, the current and the resistance of the magnetic coil, and calculates the linked magnetic flux in the electromagnet from an earlier magnetic flux and from the temporal change, and determines the position of the magnetic armature from the linked magnetic flux in the electromagnet and the electrical current through the magnetic coil, and switches the voltage at the magnetic coil by the switching device depending on the position of the magnetic armature.

Abstract: The relates to an electromechanical camshaft adjuster comprising an electric motor and an adjusting gear, which has a housing two housing parts, that are sealed off with respect to each other by means of a static seal and with respect to the electric motor and a cylinder head by means of two dynamic seals. A first housing part of the adjusting gear a pot shape that tapers in a stepped manner towards a housing bottom of the housing part, said pot shape having three different inner diameter regions. In the region closest to the bottom with the smallest inner diameter, a stop plate that acts in the circumferential direction is held. In the region with the middle inner diameter, an output ring gear is mounted with play, and in the region with the largest inner diameter, an input ring gear is secured.

Abstract: The invention relates to a method for connecting components, comprising the following steps: (I) applying a metal paste containing an organic solvent to the contact surface of a first component; (2) optionally applying the metal paste to the contact surface of a second component to be connected to the first component; (3) drying the metal paste applied to the contact surface of the first and optionally also to the contact surface of the second component; (4) producing a sandwich arrangement with the two components and the dried metal paste in-between; and (5) pressure sintering the sandwich arrangement comprising the layer of dried metal paste. The invention is characterised in that the drying is performed by irradiating with IR radiation with a peak wavelength in the wavelength range of between 750 and 1500 nm.

Abstract: A window assembly for an aircraft includes a window frame being arranged bordering a window opening in a hull of the aircraft, a window seal being attached to the window frame, a window being supported by the window frame and sealed to the window frame by the window seal, a window retainer covering the window seal and the window frame from the inside of the aircraft, and a transparent vapor barrier being supported by the window retainer and covering the window from the inside of the aircraft such that an air gap is formed between the window and the transparent vapor barrier.

Abstract: A camshaft adjuster (1) is provided for an internal combustion engine of the vane cell type, having a stator (2) and a rotor (3) which can be rotated relative to the stator (2) and consists of a plurality of rotor parts (4, 5, 6) which are connected to one another, wherein the rotor (3) can be connected fixedly to a camshaft (7) of the internal combustion engine so as to rotate with it, and a first rotor part (4) is configured in such a way that the camshaft (7) is supported with contact on the first rotor part (4) in an operating state, wherein the first rotor part (4) is produced by a sintering process, and at least one first supporting surface (9), supporting the camshaft (7), of the first rotor part (4) is set geometrically by a chipless machining operation, and to a method for producing a rotor (3) for a camshaft adjuster (1) of this type.

Abstract: A hydraulic camshaft adjuster has a stator, a rotor arranged movably with respect to the stator, and a central valve via which oil supply of working chambers of the hydraulic camshaft adjuster is controlled. A deformable sealing sleeve is arranged between the central valve and the rotor. The sealing sleeve has an initial length in an axial direction, and after assembly, has a deformation such that the length of the sealing sleeve changes from the initial length to an assembled length. The sealing sleeve bears at least partially in the radial direction against the central valve and against the rotor.

Abstract: A camshaft phaser for the adjusting valve timing of a combustion engine includes a stator and a rotor that can rotate relative to the stator. The rotor is connected to one end of the camshaft via an adapter as well as via a sprocket which is fixedly mounted to the stator. The sprocket is slideably mounted about the camshaft with a first guiding section and is slideably mounted about the adapter with a second guiding section.

Abstract: There is provided a compound having Formula I, Formula II, Formula III, Formula IV, Formula V, or Formula VI:

Abstract: Methods and systems are presented for analysing semiconductor materials as they progress along a production line, using photoluminescence images acquired using line-scanning techniques. The photoluminescence images can be analysed to obtain spatially resolved information on one or more properties of said material, such as lateral charge carrier transport, defects and the presence of cracks. In one preferred embodiment the methods and systems are used to obtain series resistance images of silicon photovoltaic cells without making electrical contact with the sample cell.