Abstract: The invention relates to a device (1) for operating a motor vehicle, comprising an electrical drive system with an electrical high-voltage traction network (2) and an operating network (3) that has a high-voltage unit (7) comprising a power electronics system (5), and a low-voltage unit (6) comprising a control electronics system (4), and a first transformer (8) designed to convert an input voltage (U1) from the low-voltage unit (6) into a first, particularly higher output voltage (U2) for the power electronics system (5). According to the invention, the dev ice comprises at least one second transformer (11) designed to convert the first output voltage (U2) of the first transformer (8) into a second output voltage (U3) for the control electronics system (4), the second output voltage (U3) being higher than the input voltage (U1).

Abstract: The invention relates to a device (1) for operating a motor vehicle, comprising an electrical drive system with an electrical high-voltage traction network (2) and an operating network (3) that has a high-voltage unit (7) comprising a power electronics system (5), and a low-voltage unit (6) comprising a control electronics system (4), and a first transformer (8) designed to convert an input voltage (U1) from the low-voltage unit (6) into a first, particularly higher output voltage (U2) for the power electronics system (5). According to the invention, the dev ice comprises at least one second transformer (11) designed to convert the first output voltage (U2) of the first transformer (8) into a second output voltage (U3) for the control electronics system (4), the second output voltage (U3) being higher than the input voltage (U1).

Abstract: A tracking device can use a permanent encryption key pair to encrypt a temporary private key that corresponds to a set of diversified temporary public keys. When a community mobile device subsequently detects the tracking device, the central tracking system provides a diversified temporary public key to the community mobile device. The community mobile device uses the diversified temporary public key to encrypt location data representative of a location of the community mobile device, and provides the encrypted location data to the central tracking system. When a user subsequently requests a location of the tracking device from the central tracking system, the central tracking system provides the encrypted temporary private key and the encrypted location data to a device of the user, and the device can decrypt the encrypted temporary private key using the permanent encryption key pair, and decrypt the encrypted location data using the decrypted temporary private key.

Abstract: According to various aspects of the disclosure, a valve assembly for a vacuum chamber housing may have: a valve housing, which has a substrate transfer gap; a valve flap, which is mounted so as to be rotatable about an axis of rotation, thus enabling said flap to be rotated into a first position and into a second position, wherein the axis of rotation is arranged in the substrate transfer gap, and wherein the substrate transfer gap is extended longitudinally along the axis of rotation; wherein the valve flap closes the substrate transfer gap in the first position and is arranged adjacent to the substrate transfer gap in the second position.

Abstract: A planetary gear set includes a slide bearing shell arranged on a planet gear axle, a planet gear mounted rotatably on the slide bearing shell and a planet carrier having a recess for receiving the planet gear axle. An axial disk is mounted in a floating manner between a web of the planet carrier and the planet gear in an axial direction and configured flat on an axially outer side facing the web of the planet carrier. A lubricant film between the axial disk and the planet gear ensures during normal operation hydrodynamic operation between the planet gear and the axial disk. A deficient lubrication is present between the axially outer side of the axial disk and the web of the planet carrier.

Abstract: In various aspects of the disclosure, a method of operating a process group that performs at least a first reactive coating process and a second reactive coating process may comprise: coating of a substrate by means of the first reactive coating process and by means of the second reactive coating process; closed-loop control of the process group by means of a first manipulated variable of the first coating process and a second manipulated variable of the second coating process and using a correction element; wherein the correction element relates the first manipulated variable and the second manipulated variable to one another in such a way that their control values are different from one another.

Abstract: A tracking device can use a permanent encryption key pair to encrypt one or more temporary encryption key pairs, which can then be provided to a central tracking system. When a community mobile device subsequently detects the tracking device, the central tracking system provides an encrypted temporary encryption key pair to the community mobile device. The community mobile device uses the encrypted temporary encryption key pair to encrypt location data representative of a location of the community mobile device, and provides the encrypted location data to the central tracking system. When a user subsequently requests a location of the tracking device from the central tracking system, the central tracking system provides the encrypted location data, and a device of the user can decrypt the encrypted temporary encryption key pair using the permanent encryption key pair, and can decrypt the location data using the decrypted temporary encryption key pair.

Abstract: A holding arrangement for multiple electrodes, with at least two holding frames, which can be stacked flat one on top of another. With the holding arrangement, a large number of electrodes, which also form more than one stack spark gap, can be arranged especially simply relative to one another, such that, in the individual holding frames, in each case at least two recesses for accommodating one electrode per recess are formed next to one another, whereby the contour of the individual recesses is matched to the outside dimensions of the individual electrodes, and in that the individual holding frames can be connected to one another.

Abstract: A web of film material wound about a central longitudinal axis to provide a roll, the film material including a conformable base film comprising a first surface and an opposite second surface. The web of film material further includes an adhesive layer including a first surface bonded to the second surface of the base film and an opposite second surface, a release liner releasably attached to the second surface of the adhesive layer, and a protective film layer releasably attached to the first surface of the conformable base film.

Abstract: A surge protection device with stack spark gaps, whereby a stack spark gap is formed from multiple electrodes and insulating elements that are arranged between the electrodes, with an ignition switch for influencing the ignition behavior of the stack spark gaps, with a first electrically conductive clamping element and with a second electrically conductive clamping element, whereby the clamping elements are arranged on opposite sides of the stack spark gaps, with at least one connecting element by which the clamping elements are connected to one another, and with connection elements for electrical connection of the stack spark gaps.

Abstract: A drawer assembly for a laboratory instrument comprises a drawer loaded with a magazine. The drawer assembly comprises a frame comprising a portion adjacent the drawer that extends in a longitudinal direction. The drawer moves relative to the frame between a retracted position and an extended position. The frame comprises a path having a first portion and a second portion below the first portion. The drawer assembly comprises a rolling element moveable in the path and a lifting mechanism to lift the rolling element from a second portion to a first portion when the drawer is in the retracted position. The path is configured such that the rolling element is located in the first portion and contacts the drawer when the drawer is moved from the retracted position to the extended position and that the rolling element enters the second portion exclusively when the drawer is in the extended position.

Abstract: A planetary transmission for a wind turbine includes a transmission housing, a central sun gear which has an outer toothing, a ring gear which has an inner toothing, a one-sided planetary carrier, and multiple planetary gears mounted on the planet carrier via a planetary gear bearing configured as a sliding bearing such that they can rotate about planetary gear rotational axes and that have outer toothings that engage with the inner toothing of the ring gear and the outer toothing of the sun gear, where every planetary gear bearing has two annular bearing bodies penetrated by a planetary gear shaft and rotationally fixed thereon and have conical sliding surfaces on the outer circumferential surfaces thereof such that tapered ends of the bearing bodies point towards one another, and where surfaces corresponding to the sliding surfaces of the planetary gear bearing are formed on inner circumferential surfaces of the planetary gear.

Abstract: The invention relates to a method for assembling a first metal part with a second part made of a composite material comprising at least one matrix and fibers arranged inside the matrix. The method comprises at least: a step of forming the first part, consisting in producing a plurality of teeth projecting from a contact face of the first part, two adjacent teeth being separated from each other by an interstitial space, the teeth having an end protuberance; and a step of pressing the second part against the first part, in such a way that the fibers of the composite material can penetrate inside the interstitial space defined between adjacent teeth and that the fibers are retained by the end protuberances of the teeth.

Abstract: An arrangement of stack spark gaps, whereby a stack spark gap has multiple electrodes and insulating elements that are arranged between the electrodes, with a first electrically conductive clamping element and a second electrically conductive clamping element, whereby the two clamping elements are arranged opposite to the front ends of the stack spark gaps, with at least one connecting element, by which the two clamping elements are connected to one another, and with connection elements for electrical connection to the stack spark gaps. A device is provided for holding the stack spark gaps together and having them make contact. Three stack spark gaps are arranged beside one another between the two clamping elements, at least one of which is electrically conductive, and the two clamping elements are connected to one another electrically via the connecting element and are arranged with the spark gaps so as to form a star circuit.

Abstract: A composition and method for insect repellent is provided. The composition in one form has on a weight percentage basis 2-4% ?-pinene; 2-4% borneol; 8-10% geraniol; 28-35% linalool; 25-38% linalyl acetate; 1-4% methyl salicylate; 2-4% myrcene; 2-4% para-cymene; 4-8% phellendrene; 1-4% thymol; and 2-4% vanillin. The composition has insect repellent properties.

Abstract: A device is presented for an absorption refrigerator or an absorption heat pump having a heat exchanger through which a working medium flows. The device includes a distribution apparatus for a sorbent which is designed to apply the sorbent to a heat exchange surface of the heat exchanger in a refrigerant environment such that the sorbent, which forms a working pair with the refrigerant, at least partially absorbs the refrigerant from the refrigerant environment and emits heat released in the process to the heat exchanger, or at least partially desorbs the refrigerant from the sorbent in the form of one or more jets onto the heat exchange surface, forming turbulent flows of the sorbent on the heat exchange surface.

Abstract: In one aspect, the present invention is directed to formulations comprising at least one pressure generating vehicle along with at least one skincare active agent in a container such that the pressure generating vehicle would eject the formulation as foam, whipped cream or a similar form upon application of external pressure on the container.

Abstract: An arrangement of stack spark gaps, whereby a stack spark gap has multiple electrodes and insulating elements that are arranged between the electrodes, with a first electrically conductive clamping element and a second electrically conductive clamping element, whereby the two clamping elements are arranged opposite to the front ends of the stack spark gaps, with at least one connecting element, by which the two clamping elements are connected to one another, and with connection elements for electrical connection to the stack spark gaps. A device is provided for holding the stack spark gaps together and having them make contact. Three stack spark gaps are arranged beside one another between the two clamping elements, at least one of which is electrically conductive, and the two clamping elements are connected to one another electrically via the connecting element and are arranged with the spark gaps so as to form a star circuit.

Abstract: According to various embodiments, a transporting device may comprise: a plurality of transporting rollers, of which at least two transporting rollers comprises: a glass tube mounted rotatably about an axis of rotation; the glass tube being joined together from a plurality of tube segments, a first tube segment of which is arranged between two second tube segments; and the first tube segment having a plurality of portions, the circumferential surfaces of which are surfaces of rotation with respect to the axis of rotation and/or are arranged coaxially; the plurality of transporting rollers providing by means of the circumferential surfaces a transporting surface for transporting a substrate in plate form and/or in strip form.

Abstract: A respirator for the at least supportive respiration of living beings includes a connection formation for connection to a breathing gas supply, a breathing gas conduit arrangement, pressure change arrangement for changing the pressure in the breathing gas conduit arrangement a flow sensor, which provides a flow signal representing a breathing gas volume flow in the breathing gas conduit arrangement, and a control unit controlling the operation of the respirator. The control unit is configured to trigger a transition from an expiratory to an inspiratory operation of the respirator whenever an increase in the steepness of a flow signal curve exceeds a steepness change threshold value.