Abstract: The subject matter relates to a process for welding at least one welding sleeve to an electrical connection part. The subject matter also relates to a system comprising a welding sleeve and an electrical connection part as well as an ultrasonic welding device with an ultrasonic welding tool, in particular with a sonotrode.

Abstract: An electrical conductor, in particular a flat conductor, comprising at least one through opening, and a contact part connected to the conductor at the through opening in a substance-to-substance bond, the contact part having an axially extending first section and a radially extending second section, characterized in that the second section is formed as a flange and a side of the flange facing the conductor has a surface having at least one recess and/or at least one protrusion and a surface welded to the conductor.

Abstract: Ultrasonic welding device having a sonotrode (28) and an anvil (26), in which a flat part and at least one joining part are arranged between the sonotrode (28) and the anvil (26) during ultrasonic welding, and wherein a fastening element is held in a positively locking manner between the flat part and the joining part, and a damping element (22) that presses on the fastening element (8a) is provided, which is pressed on the fastening element in such a way that a relative movement between the fastening element and the flat part and/or the joining part is restricted during ultrasonic welding.

Abstract: High-current circuit having a printed circuit board comprising a non-conductive substrate 2, a conductor layer 4 applied to the substrate 2 and an insulation layer 6 applied to the conductor layer, contact pads 8, 10, 12, 20, 22, 24 in each case interrupting the insulation layer 6 being arranged on both sides of the conductor plate, and the contact pads 8, 10, 12, 20, 22, 24 making contact with one another via vias 14 through the substrate 2, and the vias 14 being arranged in the area of the contact pads 8, 10, 12, 20, 22, 24, 10, 12, 20, 22, 24, characterized in that at least a first one of the contact pads 8 is arranged on a first side of the printed circuit board and a first semiconductor switch 28 is connected directly to at least a second one of the contact pads 20 on a second side of the printed circuit board, and in that the semiconductor switch 28 is connected to the first contact pad 8 directly via the vias 14 and the second contact pad 20, without further conductor tracks.

Abstract: Melting fuse with a melting wire arranged between a first and a second terminal, characterized in that a connecting pin is arranged on each of the first and second terminals, a printed circuit board is placed on the connection pin, and at least one integrated circuit is arranged on the printed circuit board on the side facing away from the melting wire.

Abstract: Electrical fuse element 12 comprising a switchable load path 22 and a switchable fuse path 36, wherein the load path 22 and the fuse path 36 are short-circuited with their respective inputs 14. The load path 22 and the fuse path 36 are in mechanical connection with each other in such a way that an electrical opening of the load path 22 causes an electrical closing of the fuse path 36 and that a melting fuse 38 arranged in the fuse path 36 is triggered at the moment of closing of the fuse path 36.

Abstract: Structural element for a motor vehicle, in particular a frame part for a chassis or a passenger compartment of the motor vehicle, having at least a first and a second fiber layer forming a rigid fiber composite, the fiber layers being laminated to one another at least in sections, and at least one electrical flat conductor arranged between the fiber layers and laminated to the fiber layers. The flat conductor has a relief structure on at least one surface facing at least one fiber layer.

Abstract: The present invention relates to an electrical connection between a flat part and a connecting part, in which the flat part and the connecting part are arranged one above the other in an overlap region, in which the contact surface of the flat part facing the connecting part in the overlap region is structured in relief-like fashion and that the flat part is friction-welded, in particular ultrasonically welded, to the connecting part via the structured contact surface.

Abstract: Method for forming a shield connection of a shielded cable with the steps of pushing a sleeve onto a shield of a cable, inserting the cable with the sleeve into a magnetic pulse welding coil, and energizing the magnetic pulse welding coil with a current pulse in such a way that the sleeve is joined to the shield with a material bond.

Abstract: Flexible connector having a multilayer metallic strip, at least one connecting element arranged at at least one end of the strip, the layers of the metallic strip being bond one another in the region of the end of the strip.

Abstract: A connection of a strand conductor to a connecting part, via an end of the strand conductor and a connecting part materially connected to the end of the strand conductor, wherein one end face of the end of the strand conductor is welded to the connecting part by means of ultrasound. A particularly good weld seam is achieved by first welding the end of the strand conductor to a sleeve using ultrasonic welding.

Abstract: Cable sealing having a carrier formed as a hard component and having an opening, and a seal formed as a soft component and being arranged at least on the carrier. Protection against longitudinal water is achieved by the fact that the seal is formed from a silicone and is injection-moulded together with the carrier.

Abstract: Line-integrated switch having at least a first metal flat part 2, at least a second metal flat part 8, wherein the flat parts are arranged in an overlapping region with the wide sides thereof one above the other and in the overlapping region a semi-conductor switch 18 is arranged between the flat parts 2, 8 so as to connect the flat parts 2, 8 to each other in a switching manner. A simple construction is possible in that at least in the overlapping region a first of the flat parts 2, at a side facing the second of the flat parts 8, is coated at least partially with an insulation, wherein a recess is provided in the insulation in a contact region 10 and the semi-conductor switch 18 in the contact region 10 is electrically contacted with the flat part 8.

Abstract: An electric closer comprising a first connection lug, a second connection lug electrically insulated from the first connection lug, the first and second connection lugs each having at least one recess in a contact region disposed within a guide housing, an actuator for driving a contact element, the contact element being disposed in a guide housing between the actuator and the contact region of the connection lugs, and by the actuator from an open position, in which the connecting lugs are insulated from one another into a closed position, in which the connecting lugs are electrically connected to one another via the contact element, is displaceable, wherein in the closed position the contact element is accommodated in the recesses of the connecting lugs and wherein the contact element is guided in the displacement direction simultaneously in the respective recesses of the two connecting lugs during the displacement of the two connecting lugs.

Abstract: Ultrasonic welding device comprising a sonotrode 20 and a counterbearing 2 opposite the sonotrode 20. The welding connection is improved in which the counterbearing 2 is movably mounted parallel to in a plane of oscillation of the sonotrode 20.

Abstract: Disconnecting device for an energy conductor comprising at least one first connection part, at least one second connection part, at least one disconnection point arranged between the first and second connection parts, the disconnection point forming a current path between the first and second connection parts in a closed state and disconnecting a current path between the first and second connection parts in an open state, the disconnecting device having a flowable medium which is arranged in a guide housing and separates the disconnection point driven by a drive, the flowable medium at least partially surrounding the disconnection point at the moment of disconnection, and the disconnecting device having a bolt which is moved into the disconnection point immediately after the disconnection of the disconnection point by the flowable medium.

Abstract: Disconnecting device for a power line, having at least one disconnecting means which is spatially arranged between a first and a second connector when the disconnecting device is in a closed state, the disconnecting means having at least one connecting element forming an electrical connection between the connectors when the disconnecting device is in the closed state, wherein the connecting element is electrically connected to the first connector via a first contact point and to the second connector via a second contact point when the disconnecting device is in the closed state, and wherein the disconnecting means is arranged in such a way that a breakdown voltage between the first and the second connector when the disconnecting device is in an open state is greater than between the first connector and the first contact point of the connecting element and/or between the second connector and the second contact point of the connecting element.

Abstract: High-voltage vehicle electrical system comprising a high-voltage battery terminal having a high-side terminal contact and a low-side terminal contact and a high-voltage output having a high-side output contact and a low-side output contact. For reliable isolation of a short-circuit current by using levitation, at least one series circuit arranged between the low-side terminal contact and the low-side output contact and consisting of a first switching relay and a pyrotechnic isolating device is provided.

Abstract: Disconnecting device for a power line, having at least one disconnecting means which is spatially arranged between a first and a second connector when the disconnecting device is in a closed state, the disconnecting means having at least one connecting element forming an electrical connection between the connectors when the disconnecting device is in the closed state, wherein the connecting element is electrically connected to the first connector via a first contact point and to the second connector via a second contact point when the disconnecting device is in the closed state, and wherein the disconnecting means is arranged in such a way that a breakdown voltage between the first and the second connector when the disconnecting device is in an open state is greater than between the first connector and the first contact point of the connecting element and/or between the second connector and the second contact point of the connecting element.

Abstract: Electrical connection element having a first flat part made of a metallic substrate and a metallic contact layer applied to one surface of the substrate. A reliable coating is possible through the substrate being friction coated with the contact layer.