Abstract: A heat exchanger is disclosed having a first cylindrical tube and a lead screw which extends coaxially inside the first cylindrical tube; the inner surface of the first cylindrical tube has guiding grooves, and a cleaning element is secured to the lead screw in such a way that a rotating movement of the lead screw moves the cleaning element in the axial direction along the guiding grooves.

Abstract: The invention relates to a curable composition comprising a) at least one polymer having at least one silicon-containing group of formula (1) —Si(R1)k(Y)3-k ??(1), wherein each R1 is independently selected from a hydrocarbon radical containing 1 to 20 C atoms or a triorganosiloxane group of formula —O—Si(R2)3, wherein each R2 is independently selected from a hydrocarbon radical containing 1 to 20 C atoms; each Y is independently selected from a hydroxy group or a hydrolysable group; and k is 0, 1, or 2; b) at least one mixture of paramagnetic titanium complexes, characterized by a Landé g-factor of less than 2 detected by Electron Paramagnetic Resonance Spectroscopy; c) optionally, at least one compound which has a hydrolysable silicon-containing group and a molecular weight in the range of 100 to 1000 g/mol, an aminosilane preparations containing these compositions thereof.

Abstract: The invention relates to a curable composition, containing (A) at least one polyorganosiloxane, which has at least one hydroxy group bound to a silicon atom, (B) at least one silane of the formula (1): Si(R1)m(R2)n(R3)4-(m+n)??(1), as defined herein, (C) at least one aminosilane, and (D) at least one tin compound, whereby the molar ratio of the aminosilane to the tin compound is 1:1 to 50:1, as well as to the preparation and use thereof.

Abstract: Disclosed is a moisture curable silane modified terpolymer comprising a polyether segment, a segment of polytetrahydrofuran or polycarbonate, a polysiloxane segment and terminal amino silane groups joined to the terpolymer via urethane linkages and wherein the polyether segment comprises at least 70% by weight based on the total weight of the silane modified terpolymer. Also disclosed is a method of forming moisture curable silane modified terpolymer.

Abstract: The invention relates to a gripper for a tufting machine, which has a gripper body and an insert. In the longitudinal direction, the gripper has a holding section and a guiding section. At the end further away from the holding section, in the longitudinal direction, the guiding section terminates in a hook which has an inner side in which a joint gap is arranged between the gripper body and the insert. According to the invention, the gripper is characterised in that a stop means, against which the insert abuts in the longitudinal direction towards the holding section, is arranged on the gripper body in the gripper's guiding section in order to limit the size of the joint gap in the inner side of the hook.

Abstract: A height-adjustable operating platform of a compact paver comprising a machine frame, a drive motor, travel units, a receiving container at the front in relation to the paving direction for receiving paving material, a longitudinal conveying device with which the paving material can be conveyed from the receiving container in a rearward direction in relation to the paving direction, a transverse distribution device that is height-adjustable in relation to the machine frame and with which the paving material can be distributed on the ground surface transversally to the paving direction, a paving screed that is height-adjustable in relation to the machine frame for compacting and smoothing the paving material distributed on the ground surface behind the transverse distribution device in the paving direction, an operating platform mounted on the machine frame and arranged behind the receiving container in the paving direction and a method for operating a compact paver.

Abstract: A device and method for an operator controlled element with haptic feedback dependent on the detection direction are provided. The device includes a base; an actuating part movably supported on the base; an electrical actuator which is attached to the base and acts on the actuating part in order to drive in a moving manner the actuating part in an excitation direction by means of an electrical excitation signal for generating a haptic feedback; a means for detecting an actuation of the actuating part in two detection directions which in each case include a different angular amount with the excitation direction; an evaluation unit, which is configured, if an actuation in one of the two detection directions is detected, to drive the actuator with a specific electrical excitation signal, depending on the result relating to in which of the two detection directions the actuation was carried out.

Abstract: The invention relates to an apparatus, in particular a roll cross cutter, for forming a shingled stream of underlapping or overlapping sheets, in particular paper or cardboard sheets, comprising a transport device for transporting sheets, a shingling device for underlapping or overlapping of the sheets at least in some regions, a braking device following the shingling device in the transport direction of the sheets for braking of shingled sheets, in particular by the formation of a brake gap for the passage of sheets brought together in a shingled manner, and a cross-cutting device upstream of the shingling device for cutting a material strip into individual sheets. According to the invention, an intake section is provided between the shingling device and the braking device for intake and further transport of a sheet, trailing in the shingled stream, into the braking device.

Abstract: Arrangements for de-icing a transparent window, in particular a vehicle windshield, with an electric heating device, are described. The de-icing a transparent window has the following steps: Step A): Measuring a window temperature before an initial application of a heating voltage; Step B): Measuring the window temperature after a beginning of a heating period; and Step C): Applying a heating voltage of more than 100 volts to a heating device over a heating period of a maximum of 2 minutes, in particular a maximum of 90 seconds, and repeating step B).

Abstract: The invention relates to a curable composition comprising: a) at least one polymer having at least one silicon-containing group of formula —Si(R1)k(Y)3-k as defined herein; b) at least one titanium complex of formula TiL(OR3)2 wherein each R3 is independently selected from a C1-20 alkyl or aryl which may optionally contain one or more heteroatoms, preferably selected from silicon, sulfur, nitrogen or oxygen atoms, wherein preferably R3 is selected from n-butyl or isopropyl, and L is a deprotonated, tridentate ligand, and c) optionally at least one compound which has a hydrolyzable silicon-containing group and a weight average molecular weight in the range of 100 to 1000 g/mol, preparations containing these compositions and use thereof.

Abstract: A bonding pad layer system is deposited on a semiconductor chip as a base, for example, a micromechanical semiconductor chip, in which at least one self-supporting dielectric membrane made up of dielectric layers, a platinum conductor track and a heater made of platinum is integrated. In the process, the deposition of a tantalum layer takes place first, upon that the deposition of a first platinum layer, upon that the deposition of a tantalum nitride layer, upon that the deposition of a second platinum layer and upon that the deposition of a gold layer, at least one bonding pad for connecting with a bonding wire being formed in the gold layer. The bonding pad is situated in the area of the contact hole on the semiconductor chip, in which a platinum conductor track leading to the heater is connected using a ring contact and/or is connected outside this area.

Abstract: The invention relates to a rolled plain bearing bush, having a butt joint, an axial direction, a radial direction, and a peripheral direction, comprising a first semicylindrical segment and a second semicylindrical segment, which are arranged diametrically opposite each other, and a third segment and a fourth segment, which each deviate from the semicylindrical shape of the first and second segments and are arranged between the first and second segments in the peripheral direction and diametrically opposite each other, wherein the first and second segments each have a semicylindrical inner peripheral surface and outer peripheral surface, and wherein the third and fourth segments each have a flat inner peripheral surface, which flat inner peripheral surfaces extend parallel to each other, wherein a smallest radial distance between the inner peripheral surfaces of the third and fourth segments is less than a bush inside diameter, which corresponds to a radial distance between the inner peripheral surfaces of th

Abstract: A rail assembly for rail vehicles having flanged wheels, in particular in the area of track covers and track crossings, as well as a profiled filling element therefor. The rail assembly (1) comprises a support structure (7) for a cover (9) which covers the space (8) directly alongside the rail (2), the cover (9) acting as a guide rail and being easy to remove from the support structure (7). Also disclosed is a profiled filling element (200, 220) particularly suitable for the rail assembly (1).

Abstract: Disclosed are silane modified copolymers that are moisture curable; curable adhesive compositions comprising the silane modified copolymers; and methods of making the silane modified copolymers.

Abstract: An input device includes a fingerprint sensor, an operating layer having a first operating surface, at least one force sensor, and an evaluation unit. The first operating surface has an acquisition surface which acquires a fingerprint of a finger of an operator via the fingerprint sensor. The at least one force sensor measures an operating force of the finger of the operator acting on the first operating surface. The evaluation unit is electrically conductively connected with the fingerprint sensor and with the at least one force sensor. The evaluation unit assigns at least one first switching function to the operating force applied on first operating surface of the operating layer if the operating force measured on the first operating surface exceeds a first threshold value.

Abstract: The disclosure relates to moisture curable compositions based on a combination of silane-modified polymer and silane functional additive, their manufacture and use. The silane functional additive is preferably prepared from a water miscible polyol having a functionality of about 2 to about 4 and/or a polyol having a tertiary nitrogen atom in the backbone and a functionality equal or greater than about 2.

Abstract: A method for ascertaining a torque accuracy of a torque transmitted from a belt-driven starter-generator of an internal combustion engine to the internal combustion engine, which is similar to a learning process or a calibration of the actual torque of the starter-generator with respect to a setpoint torque, includes controlling the belt-driven starter-generator to transmit a specified test torque to the internal combustion engine during a predefined test time interval during coasting down of the internal combustion engine, determining a speed variable that is dependent on a speed of the internal combustion during the test time interval, comparing the speed variable to a reference variable, and deducing the torque accuracy from this comparison.

Abstract: A rotor of an electric machine, in particular of a claw pole machine, has a slip ring arrangement with two slip rings which are arranged on the rotor shaft, the slip rings being placed onto an insulating sleeve which is of electrically insulating configuration and is seated directly on the rotor shaft, the insulating sleeve (59) having a thermal conductivity of at least 2 W/mK.

Abstract: A sheet-fed printing machine contains a printing unit, a drier, and a sheet handling device for transporting or guiding print sheets. The sheet handling device has an opening disposed downstream of the drier in the direction of transport. A humidification device for rehumidifying the print sheets is disposed in such a way that it rehumidifies the print sheets through the opening. The sheet handling device may contain a guide plate or several guide plates.

Abstract: A nonaqueous coating material composition and a coating produced from the coating material composition are provided. The coating material composition contains at least one polyhydroxyl group-containing component, at least one polyisocyanate group-containing component, at least one catalyst, and at least one urethane additive (PF) which has specific groups. The urethane additive (PF) is prepared by reacting 0.5 to 20 mol % of the isocyanate groups originally present in a polyisocyanate (PI) with a component (Ia) and 10 to 99.5 mol % of the isocyanate groups originally present in the polyisocyanate (PI) with a component (IIa). The component (Ia) contains at least one perfluoroalkyl group of a specific formula and one group reactive toward the isocyanate groups. The component (IIa) contains at least one silane group of a specific formula and one group reactive toward the isocyanate groups.