Abstract: An apparatus and a method for producing a mark on a workpiece. The method comprises the steps of positioning a laser material processing optics on a workpiece; applying laser radiation to the surface of the workpiece; producing a material elevation on the surface of the workpiece and generating a plurality of material elevations by repeating the aforementioned steps.

Abstract: A gas exchange valve for an internal combustion engine may include a valve stem and a wear resistance improving functional layer. The valve stem may extend in an axial direction and may transition into a valve plate in the axial direction. The functional layer may include nickel and tungsten. The functional layer may be arranged in a coating area on an outer circumference of the valve stem and may at least partially define a sliding surface.

Abstract: A vehicle component (100) having an exhaust-gas tailpipe device (1) for an exhaust-gas system of a motor vehicle includes at least one exhaust-gas tailpipe (2) and an exhaust-gas tailpipe trim (3) that, in a crash situation, can be pushed at least in sections onto the exhaust-gas tailpipe (2). The exhaust-gas tailpipe device (1) has at least one shield element (4) that is designed for noise optimization and that is fastened in front of the exhaust-gas tailpipe trim (3) by means of at least one predetermined breaking device (5). Thus, in the crash situation, the shield element (4) can be pushed at least in sections onto the exhaust-gas tailpipe (2).

Abstract: The present document relates to audio coding systems. In particular, the present document relates to efficient methods and systems for parametric multi-channel audio coding. An audio encoding system configured to generate a bitstream indicative of a downmix signal and spatial metadata for generating a multi-channel upmix signal from the downmix signal is described. The system comprises a downmix processing unit configured to generate the downmix signal from a multi-channel input signal; wherein the downmix signal comprises m channels and wherein the multi-channel input signal comprises n channels; n, m being integers with m<n. Furthermore, the system comprises a parameter processing unit configured to determine the spatial metadata from the multi-channel input signal.

Abstract: The invention relates to a swashplate (5) for a swashplate compressor (1) comprising a main swashplate body (8), which is made from a sintering material, and to a method for producing the swashplate (5).

Abstract: A method for determining the operativeness of a driver-assistance system of a vehicle, in particular a motor vehicle. The driver-assistance system has at least one light sensor and at least one camera sensor, which are developed and/or aligned on the vehicle in order to detect at least essentially the same environment. It is provided that at least one first brightness value ascertained by the light sensor is compared to at least one second brightness value ascertained by the camera sensor, and that the operativeness of the driver-assistance system is determined by the comparison of the brightness values.

Abstract: An internal combustion engine may include at least one cylinder and at least one hollow-heat valve. The at least one hollow-head valve may include a valve shaft and a valve head, and may be guided in a valve shaft guide. The engine may also include at least one valve seat ring on which the valve head sealingly lies when the at least one hollow-head valve is closed. The engine may additionally include a valve shaft seal with at least two seal lips and oil disposed between the valve shaft and the valve shaft guide. The at least one valve seat ring may be composed of a sintered metal including infiltrated copper. The valve shaft may include one of a chromium-containing coating and a boron carbide-containing coating.

Abstract: Disclosed is a method for unpacking a component 16 manufactured by means of a generative manufacturing process, from a particulate material fill 18. In the method, an auxiliary frame 20 having a vertical circumferential wall structure 22, open downward, is arranged above a vertical circumferential wall structure 12 of a construction box 10. In addition, a construction platform 14 of the construction box 10 is displaced upward, so that the particulate material fill 18 containing the component 16 is transferred from the construction box 10 to the auxiliary frame 20. In addition, the auxiliary frame 20 with the particulate material fill 18 containing the component, and the construction box 10 are moved away from each other, and the component 16 is unpacked from the particulate material fill 18 at least in part and is removed from the auxiliary frame 20.

Abstract: A coating device arrangement 1 for a 3D printer is disclosed, comprising a coating device 3 having a container 17 defining an inner cavity for receiving particulate construction material which leads to an opening for outputting the particulate construction material, and a stroking member 15a, by which a stroking surface is formed which is directed downward, and which is configured to stroke over construction material output from the opening using the stroking surface to thereby level and/or compress the output particulate material. The coating device arrangement 1 further comprises a setting device 13 which is configured to variably set an inclination angle of the stroking surface 15a.

Abstract: A coating device arrangement 1 for a 3D printer 100 is described, comprising a coating device 3 having a carrier structure 21a to 21c and a container 17 fixed to the carrier structure, defining an inner cavity for receiving particulate construction material, which leads to an opening for outputting the particulate construction material, a vibration device 23 configured to vibrate particulate construction material received in the container and thereby to influence the discharge of construction material from the opening, and a stroking member 15a attached to the coating device, configured to stroke particulate construction material output from the opening to thereby level and/or compress the output particulate material, and/or a closing device 31 configured to selectively close the opening and comprising a closing member 31a attached to the coating device 3, wherein the stroking member 15a and/or the closing member 31a are fixed to the carrier structure to be vibration-decoupled from the vibration generated by

Abstract: The subject matter of the invention is a sugar-free hard dragee consisting of a compressed core and a hard coating completely surrounding the compressed core, wherein the hard dragee is sugar-free. The compressed core contains a mixture of erythritol. D-sorbitol and steviol whereas the hard coating contains a mixture of D-maltitol, erythritol and stevia/steviol. The hard dragees according to the invention surprisingly have a good compatibility in spite off the combination of sugar replacement substances and non-sugar sweeteners. Moreover, the compressed cores of the hard dragees according to the invention have a very good compressibility.

Abstract: The present document relates to audio coding systems. In particular, the present document relates to efficient methods and systems for parametric multi-channel audio coding. An audio encoding system configured to generate a bitstream indicative of a downmix signal and spatial metadata for generating a multi-channel upmix signal from the downmix signal is described. The system comprises a downmix processing unit configured to generate the downmix signal from a multi-channel input signal; wherein the downmix signal comprises m channels and wherein the multi-channel input signal comprises n channels; n, m being integers with m<n. Furthermore, the system comprises a parameter processing unit configured to determine the spatial metadata from the multi-channel input signal.

Abstract: The present disclosure relates to a method carried out by a sensor device arranged in and/or on a toilet bowl. The method includes the steps of detecting, by a sensor of the sensor device, at least one first environmental parameter in an environment of the sensor device with the first environmental parameter being characteristic of a cleanliness of the toilet bowl, and determining and/or effecting the determination of an item of control information by the sensor device at least partly depending on the detected first environmental parameter.

Abstract: A method for the dosing of cleaning agents in cleaning machines, including the steps: receiving control information items, wherein the control information items are dependent on information about a cleaning machine; determining the progress of a cleaning operation; dosing of cleaning agent depending on the received control information items and the determined progress of the cleaning operation; wherein the information about the cleaning machine can be determined via a sensor-based automatic recognition.

Abstract: A system for dosing substances such as cleaning and/or care agents is disclosed. The system includes a dosing device, at least one energy source, a control unit, a sensor unit, and at least two cartridges for respectively accommodating at least one of the cleaning and/or care agents. The at least two cartridges are capable of being coupled to the dosing device.

Abstract: A method for fragrancing and/or deodorizing a cleaning appliance is disclosed. The method involves capturing first information or obtaining captured first information indicative of an odor load in the interior of the cleaning appliance, producing fragrancing and/or deodorizing information based at least in part on the captured or obtained first information or outputting the captured first information in order to produce fragrancing and/or deodorizing information of this type, and initiating fragrancing and/or deodorization by employing at least one actuator for releasing a fragrancing and/or deodorizing agent based on the fragrancing and/or deodorizing information produced. A corresponding dosing device, a device for carrying out and/or controlling the method, and a system with one or more devices for carrying out and/or controlling the method are also disclosed.

Abstract: A retrofittable sensor unit for controlling a dosing device of a cleaning machine includes an acquisition module having at least one sensor for capturing measurement variables, at least one monitoring unit for determining a current degree of soiling of articles for cleaning on the basis of the captured measurement variables, a communication unit configured to communicate with at least one dosing device, in particular to transmit a dosing command to at least one dosing device depending on the current degree of soiling of the articles for cleaning. The retrofittable sensor unit can be arranged separately from the dosing device.

Abstract: A method performed by one or more devices is disclosed. The method includes obtaining a geometry information item representative of a spatial location of a plurality of points of a surface of a textile (52), determining at least one treatment parameter for treating the textile (52) at least partially based on a geometry information item, and outputting or triggering an output of the at least one treatment parameter.

Abstract: A method includes acquiring position information and/or orientation information from at least two cleaning machines with the position information and/or the orientation information being indicative of a position and/or orientation of the at least two cleaning machines in an area to be cleaned and/or cared for, acquiring soiling information indicative of a location or area that is to be cleaned and/or cared for within the area to be cleaned or cared for, determining control information based at least partially on the acquired position information and/or orientation information and on the acquired soiling information, and outputting or triggering of an output of the control information thereby determined. A corresponding device and system are also disclosed.

Abstract: An ancillary unit of a motor vehicle, which may particularly be a massage device for a vehicle seat, includes an electrically conductive housing and a planar printed circuit board. A narrow side of the printed circuit board has an electrically conductive section, which is brought into electrical contact with the housing.