Abstract: A transmission device for a motor vehicle for transmitting sound signals includes a receiver unit configured to receive the sound signals, a transmission unit configured to transmit the received sound signals to a standard reproduction device configured to play back the sound signals, and a management unit configured to wirelessly ascertain at least one supplementary reproduction device wishing to receive, for the purpose of playing back, the sound signals. The transmission unit is further configured to wirelessly send the received sound signals to the at least one supplementary reproduction device.

Abstract: A control circuit for a converter for use in a vehicle, such as an electrically powered vehicle. The converter has at least one controllable power semiconductor device. The control circuit is designed to control a changeover procedure of the at least one controllable power semiconductor device based on a control signal, and the control circuit is designed to control the at least one controllable power semiconductor device based on the control signal by temporally adjusting the behaviour of the at least one controllable power semiconductor device during the changeover procedure while taking a shaping parameter into account. The shaping parameter is a shaping parameter for electromagnetic emissions of the at least one controllable power semiconductor device. Also described is a converter for use in a vehicle having the at least one control circuit of that type, a vehicle having at least one converter of that type, and a corresponding method.

Abstract: An operating element for a vehicle interior is integrated in a flexible material and comprises an electroluminescent layer arranged between a first conducting layer and a second conducting layer. The arrangement of the first conducting layer, the second conducting layer and the electroluminescent layer is configured to be operable as a capacitive sensor.

Abstract: An interferometric distance measurement device includes a multiple wavelength light source, supplying a light beam having at least three different wavelengths. An interferometer unit is provided, which splits the light beam into a measuring light beam and a reference light beam. The measuring and reference light beams reflected back by measuring and reference reflectors are superimposed in an interfering manner to form an interference light beam. The interference light beam is split via a detection unit such that, in each instance, a plurality of phase-shifted, partial interference signals result per wavelength. With the aid of a signal processing unit, an absolute position information item regarding the measuring reflector is determined from the partial interference signals of different wavelengths.

Abstract: A position-measuring device includes a graduation carrier which carries a measuring graduation and is non-rotatably connectable to a shaft. A scanner is configured to generate scanning signals by scanning the measuring graduation. Evaluation electronics are configured to process the scanning signals into a digital angle value of the shaft. An interface is configured to communicate with subsequent electronics. The scanner is mountable on a machine part that is supported so as to be movable in an axial direction of the shaft, so that the scanning signals are dependent on a position of the machine part in the axial direction of the shaft, and so that a measure of the position of the machine part in the axial direction of the shaft is determinable from the scanning signals by the evaluation electronics.

Abstract: Cache optimization for data preparation includes generating a data traversal program that represents a result of a set of sequenced data preparation operations performed on one or more sets of data. The data traversal program indicates how to assemble one or more affected columns in the one or more sets of data to derive the result. It further includes in response to receiving a specification of the set of sequenced operations to be performed on the one or more sets of data, accessing the data traversal program that represents the result or a stored copy of the data traversal program that represents the result. It further includes assembling the one or more affected columns in the one or more sets of data according to the data traversal program to re-generate the result. It further includes outputting the result.

Abstract: A coil segment, in particular for a stator coil, wherein the coil segment has a conductor bundle, wherein the conductor bundle has a multiplicity of electrical conductors, wherein the conductor bundle has a form fit, wherein the conductor bundle has at least one cutout for feeding coolant. Furthermore, a method for manufacturing a stator coil, a stator coil having a coil segment according to the present invention, a machine having a stator coil according to the present invention, and a vehicle having a machine according to the present invention.

Abstract: A method for autonomously interconnecting at least two battery banks in a drive system of a motor vehicle, the drive system comprising at least one electric motor, at least two battery banks, at least one traction system which can be supplied with power by at least one battery bank, and at least one DC/DC converter which can be connected to at least one battery bank. The battery banks can be interconnected with one another in series and/or in parallel and at least one battery bank can be bridged, wherein, during autonomous operation of the motor vehicle, respective interconnection of the at least two battery banks is automatically carried out within the drive system, depending on a respective operating state of the motor vehicle.

Abstract: A door cladding for a motor vehicle has a base body, a door handle (100), a cover (101) and at least one securing component (102). The door handle (100) is fastened on the base body, and the cover (101) at least partially encases the door handle (100). The securing component (102) is fastened on the base body and is formed in one part and/or integrally with the cover (101).

Abstract: A chin rest includes a body having opposing sides, a front, a back, a top having a top surface, and a bottom having a bottom surface. The top further defines a top plane between a front and back of the top, and the bottom defines a bottom plane between a front of the bottom and a back of the bottom. The top plane and bottom plane form an angle so that the chin rest can comfortable sit between a user's chin and the user's chest, with the user's chin resting on the top surface, and the bottom surface engaged against the user's upper chest. The user's head can be comfortably supported while the user is seated, allowing the user to relax muscles in the neck and avoid strain and other issues normally associated with resting without support in a seated position.

Abstract: A milling tool is suggested having a base body (3), a central axis (M), and a front side (5), whereby at least two geometrically defined first front edges (9) that are arranged, respectively, at front side (5) of base body (3) exhibit a first edge section (13) facing central axis (M). Milling tool (1) distinguishes itself by the first edge sections (13) of the at least two front edges (9) being formed in an ascending fashion towards center axis (M), so that they form a centering tip (15), and that centering tip (15) is arranged in a recessed manner in an axial direction when compared with an axial outermost point (17) of at least two of the first front edges (9) (FIG. 1).

Abstract: A motor vehicle battery includes a battery housing. The battery housing has a housing interior bounded in sections by a housing frame and a housing base. The motor vehicle battery further includes a plurality of battery modules arranged in the housing interior. The motor vehicle battery further includes at least one first cooling duct. The at least one first cooling duct is formed in the region of the housing base, for cooling the battery modules from a first side. The housing interior is bounded by a housing cover or by a housing lid opposite the housing base. At least one second cooling duct for cooling the battery modules from a second side is formed in the region of the housing cover or of the housing lid.

Abstract: A securing device for securing an electric vehicle in a stationary position. The securing device having a transmission locking device and an axle locking device. The transmission locking device has a transmission locking drive with a transmission locking shaft for driving a transmission lock between a transmission locking position and a transmission release position. The axle locking device has an axle locking drive with an axle locking shaft for driving an axle lock between an axle locking position and an axle release position. The transmission locking shaft and the axle locking shaft are formed independently of one another.

Abstract: A securing device for securing a stationary state of an electric vehicle includes a gearshift interlock device and a differential interlock device. The gearshift interlock device has a gearshift interlock drive with a gearshift interlock shaft for driving a gearshift interlock between a gearshift interlock position and a gearshift release position. The differential interlock device has a differential interlock drive with a differential interlock shaft for driving a differential interlock between a differential interlock position and a differential release position. The gearshift interlock shaft and the differential interlock shaft are connected to one another in a drive-transmitting fashion.

Abstract: An LED screen for use in interactive golf driving ranges is disclosed. In an embodiment, a system includes a plurality of enclosures each housing LED nodes, where the plurality of enclosures is arranged in a plurality of rows to form an LED screen. The system also includes a coupler configured to couple a first one of the plurality of enclosures to a second one of the plurality of enclosures. The system also includes an LED processor configured to control each of the nodes via the coupler to display media on the LED screen.

Abstract: A cooling system for a charging column system for charging electrically driveable motor vehicles, has an inlet collecting line for the supply of a cooling medium, an outlet collecting line for the discharge of the heated cooling medium, and multiple cooling lines which are each able to be thermally coupled to an associated charging column to be cooled that serves for charging the electrically driveable motor vehicle and which serve for cooling the charging column, in particular a charging cable of a charging point and/or power electronics of the charging column. The cooling lines are fluidically connected to the inlet collecting line and to the outlet collecting line so as to be connected in parallel with respect to one another. The connection in parallel of the charging columns for the cooling allows an equal cooling power to be set for each charging column to be cooled.

Abstract: A method for active noise reduction in an electric or hybrid vehicle includes (i) detecting noise in an area surrounding the vehicle by at least one sound recording apparatus which is attached to the vehicle, and (ii) generating anti-phase sound by at least one sound output apparatus, which is attached to the vehicle, depending on a signal recorded by the sound recording apparatus. The generated anti-phase sound is generated with respect to a portion of the noise in the area surrounding the vehicle and is output into the area surrounding the vehicle. Also described is a corresponding electric or hybrid vehicle which is designed to perform active noise reduction with respect to its ambient noise.

Abstract: A multi-edge reamer has a cutting region having a main body with a central axis. A first number of first cutters and a second number of second cutters extend from the main body. Each first cutter has a cutting edge and an adjoining circular grinding chamfer which forms a guide region for a corresponding first cutter and has a first width. Each second cutter has a cutting edge and an adjoining circular grinding chamfer which forms a guide region for a corresponding second cutter and has a second width. The first width is greater than the second width, the first number of first cutters is greater than the second number of second cutters, and all of the first cutters directly adjoin one another when seen in the circumferential direction so as to be arranged in a continuous group.

Abstract: A method for distributing energy in the home energy management system including a central unit, an energy source, and an energy consumer. The central unit, the energy source, and the energy consumer are connected for exchanging information items. The central unit generates an information item which contains a first price information item and a first amount-of-energy information item for a predetermined period of time. The central unit transmits the information item to the energy consumer. The energy consumer ascertains a requirement information item taking into account the information item. The requirement information item contains a requested amount of energy for the predetermined period of time. The energy consumer transmits the requirement information item and a second price information item to the central unit.