Abstract: An ice maker for a domestic refrigeration device with an ice-making tray having a plurality of freezing cavities, a support structure installed in the refrigeration device and rotatably supporting the ice-making tray, a rotational drive unit arranged on the support structure for driving the ice-making tray in rotation relative to the support structure, and at least one pair of electrodes arranged spaced apart from one another and having an electrical capacitance which is influenced by the contents of at least some of the freezing cavities. In addition, an electric measuring and control circuit is adapted to determine a capacitance measurement variable which is representative of the electrical capacitance of the electrode pair and to activate the rotational drive unit for rotation of the ice-making tray relative to the support structure in dependence on the fulfilment of at least one condition relating to the capacitance measurement variable.

Abstract: A sensor system for a liquid-carrying household appliance, in particular a washing machine, wherein the sensor system comprises at least one detection element for detecting a heat flow and is designed to arrange the at least one detection element in the household appliance next to a room area designed to hold a liquid in such a way that the at least one detection element can detect a heat flow between the at least one detection element and the room area, which indicates a fill level of liquid, in particular washing liquid, in the room area.

Abstract: An ice maker for a household refrigeration appliance is proposed, which comprises an ice making tray arranged to rotate about an axis of rotation and a drive unit for driving the ice making tray in rotation. The drive unit has an electric motor, the operation of which is controlled by a drive control system depending on the electric current consumption of the electric motor.

Abstract: The invention relates to an air treatment apparatus for a domestic appliance, with at least one air flow device being provided, by means of which an air flow into and/or out of the air treatment apparatus can be generated, the air flow passing through at least one treatment device, and the air treatment apparatus having a closure device by means of which the air treatment apparatus can be sealingly closed.

Abstract: A capacitive proximity control device (28) for a domestic washing machine (10) or other domestic electrical appliance is proposed. In some embodiments, the proximity control device comprises two planar sensor electrodes (34, 36) arranged on a door (20) of the washing machine at a spatial distance from one another. An electronic assembly is connected to the two sensor electrodes, which electronic assembly is adapted to generate, in association with each of the two sensor electrodes, an electrical sensor signal which is representative of a change in a capacitance associated with the sensor electrode in question. By mutual correlation of the two sensor signals, the electronic assembly is able to determine a proximity operation of the control device. A shielding electrode can be arranged in the spatial region between the two sensor electrodes.

Abstract: The invention relates to a filtration device, in particular for the filtration of microplastics for a water-carrying household appliance, wherein the filtration device comprises a housing in which a first filter element is arranged, wherein the first filter element is designed in such a manner that it encloses an inner cavity which is fluidly connected to a first discharge element, wherein between the first filter element and the housing there is an intermediate space into which the water to be filtered can be introduced, wherein a second filter element is provided between the intermediate space and a second discharge element.

Abstract: The invention relates to a filtration device, in particular for the filtration of microplastics for a water-bearing household appliance, wherein the filtration device comprises a housing in which a filter element is arranged, wherein the filter element is designed in such a way that it encloses an inner cavity which is fluidically connected to a supply line element, wherein a first drain element is arranged along the height axis Z above the filter element, wherein a second drain element is arranged along the height axis Z below the filter element.

Abstract: The invention relates to an apparatus for cleaning a fluid, in particular air, comprising a through-channel for the fluid, a radiation source device and a photocatalysis device, wherein the radiation source device emits electromagnetic radiation, wherein, in order to generate a photocatalytic reaction, the photocatalysis device can be exposed to at least some of the electromagnetic radiation, wherein a sensor device is provided to detect at least one change in radiation parameters of the electromagnetic radiation, wherein a control device is connected to the sensor device via signals, and wherein at least one control parameter of the radiation source device can be modified by means of the control device in the case of a deviation of the radiation parameter from a setpoint/threshold value or setpoint/threshold range.

Abstract: The invention relates to a system for detecting an input and controlling at least one downstream device, wherein the system comprises at least one sensor device and an evaluation and control device connected to the sensor device for signalling purposes, wherein the at least one sensor device detects an input signal which varies at least over time in the form of a movement, wherein the evaluation and control device evaluates at least the time profile of the detected input signal, wherein at least one evaluation condition is specified, and wherein the downstream device is activated when the at least one evaluation condition is met.

Abstract: A light sensor device is disclosed for installation in a heat-using domestic electrical appliance such as, for example, a washing machine or a dishwasher and permits the implementation of a touch-free operating function, for example an automatic door opening function. The light sensor device includes in some embodiments: a window element which is formed of light-permeable material and is arranged with space on a first window side for hand movements; a first light source arrangement arranged to radiate visible light into the window element; a second light source arrangement which is arranged to radiate infrared light through the window element from a second window side opposite the first window side; and a photodetector arrangement which is sensitive to infrared light of the second light source arrangement and is arranged on the second window side, for detecting infrared light which strikes the photodetector arrangement from the window element.

Abstract: The invention relates to a household appliance, in particular selected from a group consisting of a dishwasher, a washing machine, and an oven, with a light beam projection device for projecting light beams onto a room floor surface located outside the household appliance, wherein the light beam projection device comprises as light source a laser light source which is arranged directly in a floor area of the household appliance facing the room floor surface in such a way that its laser light beams emit the laser light source output is directed directly onto the room floor surface.

Abstract: A sensor suitable for optical turbidity measurements is described. The sensor is suitable for use in a water-bearing domestic electrical appliance (e.g. washing machine or dishwasher) and allows the temperature dependence of the turbidity measurements obtained by means of a first light detector to be compensated for. To this end, the sensor implements, in addition to a turbidity-measuring path along which a measuring-light beam is sent through a measuring space containing the turbid medium to a first light detector, a reference measuring path along which a reference light beam is transported to a second light detector which is thermally coupled with the first light detector. A heat-equalizing element can ensure that any temperature differences between the two light detectors are minimized. Both light-measuring paths can run in some regions inside the same solid-material light-conducting structure.

Abstract: The invention relates to a display apparatus for a domestic appliance, at least one air treatment apparatus being integrated in the display apparatus, the at least one air treatment apparatus comprising a first radiation source device by means of which a fluid, in particular air, passing through a passage channel can be treated.

Abstract: An ice maker for a domestic refrigeration device with an ice-making tray having a plurality of freezing cavities, a support structure installed in the refrigeration device and rotatably supporting the ice-making tray, a rotational drive unit arranged on the support structure for driving the ice-making tray in rotation relative to the support structure, and at least one pair of electrodes arranged spaced apart from one another and having an electrical capacitance which is influenced by the contents of at least some of the freezing cavities. In addition, an electric measuring and control circuit is adapted to determine a capacitance measurement variable which is representative of the electrical capacitance of the electrode pair and to activate the rotational drive unit for rotation of the ice-making tray relative to the support structure in dependence on the fulfilment of at least one condition relating to the capacitance measurement variable.

Abstract: A turbidity sensor for a water-bearing domestic appliance includes a sensor housing having a housing main part and two housing projections protruding from the housing main part side by side and at a distance from one another, where the two housing projections delimit between them a measuring channel for a liquid to be measured. One of the housing projections emits a measuring light beam along a measuring path which runs transversely through the measuring channel to the other housing projection. The measuring path crosses the measuring channel in the channel longitudinal direction remote from a point of smallest channel width of the measuring channel or the measuring channel has a constriction at a longitudinal distance from its longitudinal midpoint, at which constriction the channel width is smaller than in a region of a longitudinal midpoint.

Abstract: The invention relates to a sensor device for detecting a leakage, in particular for a water-bearing household appliance, the sensor device comprising a base device and a detector device, the detector device being arranged on the base device by means of at least one first releasable non-positive and/or positive connection, the detector device detecting a change in an electrical parameter in a measuring chamber or a measuring element of the base device, the detector device having a first housing which can be closed in a sealed manner and in which a self-sufficient power supply device and a circuit arrangement are arranged, the circuit arrangement comprising a communication device.

Abstract: Device for detecting substance groups in a fluid within a household appliance, comprising an emission apparatus that emits a first electromagnetic radiation, characterized by an emission spectrum, into a test volume present with the fluid, further comprising a first measuring apparatus that detects a first spectrum of a second electromagnetic radiation led out of the test volume present with the fluid, further comprising an evaluation apparatus that is provided and designed to evaluate the first spectrum, whereby substance groups can be identified by using reference spectra, with the emission spectrum comprising a wavelength range of visible light and infrared radiation.

Abstract: A shelf assembly, in particular for a domestic cooling device, includes a receiving plate having a front plate edge, a rear plate edge and two lateral plate edges, and a holding strut on at least one of the lateral plate edges for supporting the receiving plate. The holding strut has in the region of a rear strut end at least one hook structure for fitting the holding strut into a mounting opening of a carrying structure. At a distance beneath the hook structure, the holding strut forms a first support structure for support on a front side, facing the strut, of the carrying structure. The holding strut, in the region of the rear strut end, at a distance above the first support structure, provides a resiliently deflectable second support structure for support on the front side, facing the strut, of the carrying structure.

Abstract: The invention relates to a system for detecting an input and controlling at least one downstream device, wherein the system comprises at least one sensor device and an evaluation and control device connected to the sensor device for signalling purposes, wherein the at least one sensor device detects an input signal which varies at least over time in the form of a movement, wherein the evaluation and control device evaluates at least the time profile of the detected input signal, wherein at least one evaluation condition is specified, and wherein the downstream device is activated when the at least one evaluation condition is met.

Abstract: A light sensor device is disclosed for installation in a heat-using domestic electrical appliance such as, for example, a washing machine or a dishwasher and permits the implementation of a touch-free operating function, for example an automatic door opening function. The light sensor device includes in some embodiments: a window element which is formed of light-permeable material and is arranged with space on a first window side for hand movements; a first light source arrangement arranged to radiate visible light into the window element; a second light source arrangement which is arranged to radiate infrared light through the window element from a second window side opposite the first window side; and a photodetector arrangement which is sensitive to infrared light of the second light source arrangement and is arranged on the second window side, for detecting infrared light which strikes the photodetector arrangement from the window element.