Abstract: An ultrasonic welding device includes a sonotrode, an anvil, a touching element, a lateral slide, a stop element and a receiving chamber in which joining partners are received and which is defined by bordering components of the ultrasonic welding device. The receiving chamber is defined on a first side by the sonotrode and on a second side by the anvil. The receiving chamber is further defined on a third side by the touching element and on a fourth side by the lateral slide. The receiving chamber is further defined on a fifth side, extending transverse to the first to fourth sides, by the stop element. The first stop element is electrically conductive on its surface directed toward the receiving chamber in order to form a first electrode.

Abstract: A cooling device for cooling a metallic product has at least one cooling bar with a plurality of spraying regions which are adjacent in pairs defined by one or more moveable partition walls. Each spraying region has at least one spray nozzle for spraying a coolant onto the metallic product. A control device controls a pump and valves for individually adjusting pressure and/or volume flow of the coolant in each of the spraying regions. The one or more partition walls divide the interior of the cooling bar into at least two chambers, each of the spraying regions being assigned to a different one of the chambers. The partition wall is shaped at least approximately in accordance with a temperature distribution along a width section of the metallic product before it enters the cooling device. The partition wall is arranged in the cooling bar over this width section.

Abstract: In an embodiment a switching device includes at least one stationary contact, a movable contact, an armature, a first permanent magnet, a second permanent magnet and a magnetic switch, wherein the movable contact is movable by the armature, wherein the first permanent magnet is attached to the armature, and wherein the second permanent magnet is arranged in a fixed position relative to the magnetic switch.

Abstract: An ultrasonic welding device includes a sonotrode, an anvil, a touching element, a lateral slide, a stop element and a receiving chamber in which joining partners are received and which is defined by bordering components of the ultrasonic welding device. The receiving chamber is defined on a first side by the sonotrode and on a second side by the anvil. The receiving chamber is further defined on a third side by the touching element and on a fourth side by the lateral slide. The receiving chamber is further defined on a fifth side, extending transverse to the first to fourth sides, by the stop element. The first stop element is electrically conductive on its surface directed toward the receiving chamber in order to form a first electrode.

Abstract: In an embodiment a device includes a first arrester unit with at least one first gas-filled surge arrester and a second arrester unit with at least one second gas-filled surge arrester, wherein the first and second arrester units are connected in series with one another between a first potential node and a reference potential node, wherein the first arrester unit and the second arrester unit are different from each other, wherein the first arrester unit includes a larger response voltage than the second arrester unit, and wherein the first arrester unit includes a smaller arc voltage than the second arrester unit.

Abstract: In an embodiment a switching device includes at least two stationary contacts in a switching chamber and a movable contact in the switching chamber, wherein the switching chamber has a switching chamber wall, wherein each of the stationary contacts projects into the switching chamber through a respective opening in the switching chamber wall, wherein, on an inner side of the switching chamber that faces the movable contact, a continuous surface region occluded from the stationary contacts is located between the openings in the switching chamber wall, wherein the continuous surface region includes a trench, wherein the continuous surface region is arranged between at least two dam-like raised portions extending above the inner side of the switching chamber, and wherein the continuous surface region is arranged symmetrically in relation to the stationary contacts.

Abstract: In an embodiment a switching device includes at least one stationary contact in a switching chamber containing a gas comprising H2 and one movable contact in the switching chamber, wherein the switching chamber has a switching chamber wall and a switching chamber base, and wherein the switching chamber at least partially comprises a polymer material configured to release hydrogen when heated.

Abstract: In an embodiment a switching device includes at least two stationary contacts in a switching chamber and a movable contact in the switching chamber, wherein the switching chamber has a switching chamber wall, wherein each of the stationary contacts projects into the switching chamber through a respective opening in the switching chamber wall, wherein, on an inner side of the switching chamber that faces the movable contact, a continuous surface region occluded from the stationary contacts is located between the openings in the switching chamber wall, wherein the continuous surface region includes a trench, wherein the continuous surface region is arranged between at least two dam-like raised portions extending above the inner side of the switching chamber, and wherein the continuous surface region is arranged symmetrically in relation to the stationary contacts.

Abstract: In an embodiment a switching device includes at least two stationary contacts and one movable contact in a switching chamber, wherein the switching chamber has a switching chamber wall, wherein each of the stationary contacts projects into the switching chamber through a respective opening in the switching chamber wall, and wherein, on an inner side of the switching chamber that faces the movable contact, a continuous surface region occluded from the stationary contacts is located between the openings in the switching chamber wall.

Abstract: A switching device is disclosed. In an embodiment a switching device includes at least one fixed contact and at least one movable contact, wherein at least one of the contacts includes a metal matrix composite material having a metallic matrix material and a filler dispersed within the matrix material, and wherein the contacts are arranged in a switching chamber with a gas and the gas contains H2.

Abstract: In an embodiment a device includes a first arrester unit with at least one first gas-filled surge arrester and a second arrester unit with at least one second gas-filled surge arrester, wherein the first and second arrester units are connected in series with one another between a first potential node and a reference potential node, wherein the first arrester unit and the second arrester unit are different from each other, wherein the first arrester unit includes a larger response voltage than the second arrester unit, and wherein the first arrester unit includes a smaller arc voltage than the second arrester unit.

Abstract: A cooling apparatus for cooling a metallic material has at least one cooling beam with a plurality of coolant application elements for applying the metallic material with a coolant. In order to be able to adapt such known cooling apparatuses even more precisely to different temperature distributions across the width of the metallic material to be cooled the density of the cross-sectional areas of the outlet openings of the coolant application elements in the width direction y of the cooling beam be distributed or dimensioned according to the amount of the slope of the distribution of the temperature T(y) of the metallic material across its width before the inlet under the cooling beam. A method for cooling a metallic material so includes determining a temperature distribution of the metallic material to be cooled and producing or selecting a cooling beam to match the temperature distribution of the metallic material.

Abstract: An electropneumatic brake system (EBS) of a vehicle, which electronically controls a brake-pressure, including: a) a service-brake actuating-element, which is actuatable by a driver, of a service-brake-actuating-device, which has an electrical-channel and at least one pneumatic-channel, wherein, depending on the actuation of the service-brake-actuating-element, an electrical-brake-request-signal, representing a setpoint-brake-pressure, is generated in the electrical-channel and a pneumatic-backup-pressure is generated in the pneumatic-channel; b) a first electronic-control-system, which, depending on a brake-request-signal output by the electrical-channel, outputs an electrical-brake-control-signal; c) at least one electropneumatic-pressure-control-module, which, depending on the electrical-brake-control-signal, outputs an actual-brake-pressure, in the course of a brake-pressure-control adjusts the actual-brake-pressure to the setpoint-brake-pressure and inputs this into at least one pneumatic-brake-actuator;

Abstract: A shaking and/or mixing device comprises: a drive (7a) having a drive shaft (7), an eccentric unit (4) driven by the drive shaft (7) and having an eccentric hub (14), and a holder (20) for receiving at least one sample to be treated by the shaking and/or mixing device (1). The eccentric hub (14) and the holder (20) are connectable to one another by means of a releasable connection in order to transmit a movement of the eccentric hub (14) onto the holder (20) and the releasable connection is provided as an extension of the drive shaft (7).

Abstract: A loading-detecting orthosis includes a sensor that generates sensor signals and that has sensor elements in pressure areas. The loading-detecting orthosis further includes sensor signal-evaluating electronics that are designed to indicate critical loading. The sensor signal-evaluating electronics are designed to ascertain characteristic values regarding pressure loading events detected at least per pressure area by way of the sensor elements, to form a sum value into which the characteristic values are incorporated by amount in weighted form such that at least three different weights are used, and to generate an alert signal when the sum value exceeds a certain amount.

Abstract: A system and method for removing flatness faults from a metal flat product, in particular a metal sheet or a strip, having multiple straightening rollers arranged on opposite sides of the flat product. In order to simplify and to enable more cost-efficient removal of flatness faults from a metal flat product, at least two cooperating straightening rollers arranged on opposite sides of the flat product each have at least three individually-adjustable partial rollers arranged axially adjacent to one another.

Abstract: The invention relates to a cooling device 100 for cooling a metallic product and a method for its operation. The cooling device 100 has at least one cooling bar 110 with a plurality N of spraying regions I, II, III which are adjacent in pairs and which each have at least one spray nozzle 130 for spraying a coolant onto the metallic product. Valves are provided for individually adjusting the pressure or the volume flow of the coolant 300 in each of the spraying regions. The valves 120 and a pump for the coolant are controlled individually with the aid of a control device 150. In order to improve the application of coolant to the metallic product, the invention provides that at least one partition wall is provided for the at least one cooling bar of the cooling device according to the invention to divide the interior of the cooling bar into at least two chambers, each of the spraying regions being assigned to a different one of the chambers.

Abstract: An electrical protection component having a short-circuit device is disclosed. In an embodiment an electrical protection component includes a short-circuiting device including a surge arrester including electrodes and a thermal short-circuiting device including a clip, a first section of which is snapped onto the surge arrester and a second section of which comprises a short-circuiting link, wherein the short-circuiting link of the clip is spaced apart from at least one of the electrodes by a fusible element, wherein the short-circuiting link electrically conductively connects two of the electrodes to one another when the fusible element melts, and wherein the fusible element has a melting point of at least 300 degrees Celsius.

Abstract: In an embodiment a switching device includes at least one stationary contact, a movable contact, an armature, a first permanent magnet, a second permanent magnet and a magnetic switch, wherein the movable contact is movable by the armature, wherein the first permanent magnet is attached to the armature, and wherein the second permanent magnet is arranged in a fixed position relative to the magnetic switch.

Abstract: In an embodiment a switching device includes at least two stationary contacts and one movable contact in a switching chamber, wherein the switching chamber has a switching chamber wall, wherein each of the stationary contacts projects into the switching chamber through a respective opening in the switching chamber wall, and wherein, on an inner side of the switching chamber that faces the movable contact, a continuous surface region occluded by the stationary contacts is located between the openings in the switching chamber wall.