Abstract: An additively manufactured air gap winding for an electrical machine is provided. The air-gap winding includes a hollow cylindrical main portion having a geometric axis, the main portion defining an active winding length of the winding, and electrical winding conductors of the winding extending in the main portion from a first axial end of the winding to a second axial end. The air gap winding further comprises a first winding head at the first axial end and a second winding head at the second axial end, wherein winding head connections of the winding conductors extend in the winding heads. The winding heads project radially inwardly and/or outwardly beyond the hollow cylindrical main section. The winding head connections extend at least in sections at different distances from the axis in such a way that one winding head connection at least partially radially surrounds the other winding head connection.

Abstract: A method for contacting and packaging a semiconductor chip of a power electronic component. The power electronic component has a first contact face produced in a first step via a multi-material printing process and a semiconductor chip, which is placed in a second step onto the first contact face. A ceramic insulation layer, which surrounds the semiconductor chip along its circumference and extends over the first contact face not covered by the semiconductor chip, is printed in a third step onto the first contact face. A second contact face is printed in a fourth step onto the ceramic insulation layer and the semiconductor chip. In a fifth step, the power electronic component is sintered by means of heat treatment.

Abstract: A method for contacting and packaging a semiconductor chip of a power electronic component. The power electronic component has a first contact face produced in a first step via a multi-material printing process and a semiconductor chip, which is placed in a second step onto the first contact face. A ceramic insulation layer, which surrounds the semiconductor chip along its circumference and extends over the first contact face not covered by the semiconductor chip, is printed in a third step onto the first contact face. A second contact face is printed in a fourth step onto the ceramic insulation layer and the semiconductor chip. In a fifth step, the power electronic component is sintered by means of heat treatment.

Abstract: The invention relates to a method and a device for producing a component by means of 3D multi-material pressure and to a component part produced therewith, wherein metallic and ceramic pastes, mixed with powder and binding agents, for producing the component are applied in layers by means of an extrusion process and are shaped, and the printing process is monitored by means of a monitoring device in such a way that defects in the pressure are detected by means of a camera and the defects are eliminated and/or overfilling or underfilling of each printed layer in relation to the extrusion quantity is monitored by means of a camera and/or temporary blockages in the extrusion nozzle are detected by monitoring the pressure in the region of the extrusion nozzle and released by increasing the pressure. The device comprises a corresponding monitoring device. The device can also have a mixing and feeding device with a vacuum mixing container which is connected to a vibration device.

Abstract: A heating device for a fluid line has a heat-conductive pipe segment to be flowed through by a fluid. An electrical heating element that heats the pipe segment is provided. An electrical plug connection device is provided, wherein contact elements connect the heating element electrically to the plug connection device. A fastening element attaches the heating element and the contact elements to the pipe segment. A plastic housing encapsulates the fastening element, the heating element, and the pipe segment.

Abstract: The invention relates to a method for producing aqueous polyurethane-polyurea dispersions, aqueous polyurethane-polyurea dispersions produced by this method and their use to produce coating agents and adhesives.

Abstract: A humidifier is provided with a housing and at least one water-permeable membrane arranged in the housing and provided with first and second opposed sides. A first gas stream having a first moisture contents is guided on the first opposed side and a second gas stream having a second moisture contents is guided on the second opposed side through the humidifier. The first moisture contents is higher than the second moisture contents. The at least one water-permeable membrane is folded and has folds.

Abstract: A heating device for a fluid line has a heat-conductive pipe segment to be flowed through by a fluid. An electrical heating element that heats the pipe segment is provided. An electrical plug connection device is provided, wherein contact elements connect the heating element electrically to the plug connection device. A fastening element attaches the heating element and the contact elements to the pipe segment. A plastic housing encapsulates the fastening element, the heating element, and the pipe segment.

Abstract: The invention relates to a method for producing aqueous polyurethane-polyurea dispersions, aqueous polyurethane-polyurea dispersions produced by this method and their use to produce coating agents and adhesives.

Abstract: In an industrial truck, in particular a fork-lift truck, having a vehicle frame and a load pickup means (16), which can be displaced in relation to the vehicle frame, at least one wheel which is closer to the load pickup means and, at a distance from this, at least one wheel (20) which is further away from the load pickup means being provided on the vehicle frame, the wheel axle (18) of at least one wheel (20) being capable of moving in relation to the vehicle frame along a movement trajectory with a movement component which is orthogonal with respect to the standing area of the industrial truck, in addition a loading force (B), which is caused by the tare weight of the industrial truck and a load (L) which may have been picked up by said industrial truck, acting on the at least one moveable wheel axle (18), which loading force changes operationally, the at least one moveable wheel axle (18) in addition has or can have an arbitrarily variable additional force applied to it.

Abstract: Industrial truck, in particular fork lift, having an exchangeable battery block (13) and a battery case (3) which accommodates the battery block (13), with the battery case (3) having a lateral access opening (7) to slide the battery block (13) with a first end first into the battery case (3) and pull the battery block (13) with its first end last out of the battery case (3), with the battery block (13) accommodated in the battery case (3) being supported near its first end with at least one independent roller (25) on the battery case bottom (5), characterized in that that on the battery block (13) accommodated in the battery case (3), a projection (21) at the first end opposite the second end of said battery block, which projects over a front edge section (29) of the battery case bottom (5) near the access opening (7) and over the underside of the battery case bottom (5) downward, is provided as lifting abutment for a battery transport device (33), in particular a fork lift device to lift the battery block (

Abstract: An aqueous polymer dispersion that includes a) a polyurethane dispersion having an average particle size of 60 to 350 nm and b) an aqueous silicon dioxide dispersion having a particle diameter of the SiO2 particles of 20 to 400 nm. The dispersion is prepared by mixing the polyurethane dispersion (a) with the silicon dioxide dispersion (b). The aqueous polymer dispersion can be used in adhesive compositions, which can be used to bond substrates together, especially substrates that are structural components of shoes.

Abstract: A web-fed printing press, in particular a newspaper printing press having at least two printing press subsystems, is disclosed. Each printing press subsystem has a printing unit comprised of several printing mechanisms, a web guidance unit for conveying printed and unprinted substrate webs and a turning bar unit having several turning bars. The printing press subsystems guide the printed substrate webs over at least one shared folding unit. At least one printing press subsystem is designed differently in comparison with the other or each other printing press subsystem such that substrate webs are printable with a different number of print pages in the printing press subsystems.

Abstract: The invention relates to a folding device for printing presses or folders which does not require pressure brushes for fixing the printed product on surface inlet and outlet sections folding table. The folding device (11) which includes a folding table (4), at least one stop (8) associate with the folding table (4), a plurality of transfer belts (5) for engaging and transferring printed products (3) onto said folding table to said at least one stop, a pair of rotatably driven folding rolls (7), a folding blade (2) moveable relative to the folding table (4). The transport belts (5) can be set against inlet and/or outlet sections (9, 10) of the folding table (4) forming full-area contact in order to fix the printed product (3) in position for folding, and the inlet and/or outlet sections (9, 10) are situated just in front of and just behind the printed product (3).

Abstract: Industrial truck, in particular fork lift, having an exchangeable battery block (13) and a battery case (3) which accommodates the battery block (13), with the battery case (3) having a lateral access opening (7) to slide the battery block (13) with a first end first into the battery case (3) and pull the battery block (13) with its first end last out of the battery case (3), with the battery block (13) accommodated in the battery case (3) being supported near its first end with at least one independent roller (25) on the battery case bottom (5), characterized in that that on the battery block (13) accommodated in the battery case (3), a projection (21) at the first end opposite the second end of said battery block, which projects over a front edge section (29) of the battery case bottom (5) near the access opening (7) and over the underside of the battery case bottom (5) downward, is provided as lifting abutment for a battery transport device (33), in particular a fork lift device to lift the battery block (

Abstract: In an industrial truck, in particular a fork-lift truck, having a vehicle frame and a load pickup means (16), which can be displaced in relation to the vehicle frame, at least one wheel which is closer to the load pickup means and, at a distance from this, at least one wheel (20) which is further away from the load pickup means being provided on the vehicle frame, the wheel axle (18) of at least one wheel (20) being capable of moving in relation to the vehicle frame along a movement trajectory with a movement component which is orthogonal with respect to the standing area of the industrial truck, in addition a loading force (B), which is caused by the tare weight of the industrial truck and a load (L) which may have been picked up by said industrial truck, acting on the at least one moveable wheel axle (18), which loading force changes operationally, the at least one moveable wheel axle (18) in addition has or can have an arbitrarily variable additional force applied to it.

Abstract: The invention relates to an actuator for actuating a valve installed in a hydraulic or compressed air system comprising a coil support which can be displaced by means of air space induction in a magnetically conducting housing on a magnetic cylinder composed of a permanent magnet and a cylinder pole disk. The invention is characterized in that the dimensions of the permanent magnet and the pole disk correspond to each other in such a way that the diameter of the front surface of the permanent magnet is at least the same size as the circumferential surface of a neighboring pole disk and that the width of the coil associated with the pole disk exceeds the width of the pole disk by the lift amplitude of the coil support.

Abstract: A web-fed printing press, in particular a newspaper printing press having at least two printing press subsystems, is disclosed. Each printing press subsystem has a printing unit comprised of several printing mechanisms, a web guidance unit for conveying printed and unprinted substrate webs and a turning bar unit having several turning bars. The printing press subsystems guide the printed substrate webs over at least one shared folding unit. At least one printing press subsystem is designed differently in comparison with the other or each other printing press subsystem such that substrate webs are printable with a different number of print pages in the printing press subsystems.

Abstract: A unit for form machining the edges of spectacle lenses, comprising a CNC-controlled machine tool for form machining of a spectacle lens, a determining device for determining lens parameters, or for attaching a block or a sucker in a correct position and at a correct angle, a lens conveyor past the unit, a manipulator for removing blank lenses from the conveying device, for inserting a blank lens into the determining device, for removing the blank lens from the determining device, for inserting the blank lens into the machine tool, for removing a finished-machined spectacle lens from the machine tool and for returning the spectacle to the conveyor, the manipulator having a transversely movable slides, slide having a first gripper for holding a blank lens and having a second gripper, movable independently of the first gripper, for holding a finished lens in the spectacle-lens edging machine. A method of operation of the foregoing is disclosed.

Abstract: The invention relates to an actuator for actuating a valve installed in a hydraulic or compressed air system, comprising a coil support which can be displaced by means of air space induction in a magnetically conducting housing on a magnetic cylinder composed of a permanent magnet and a cylinder pole disk. The invention is characterised in that the dimensions of the permanent magnet (16) and the pole disk (17) correspond to each other in such a way that the diameter of the front surface of the permanent magnet (16) is at least the same size as the circumferential surface of a neighbouring pole disk (17) and that the width of the coil (23) associated with the pole disk (17) exceeds the width of the pole disk (17) by the lift amplitude of the coil support (19).