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| Number | Title | Issue Date |
| 8179060 | Motor controller for controlling an electric motor A motor controller for controlling at least one electric motor has an operating signal generator for generating an operating control signal for the at least one electric motor and also a sound signal generator for generating a sound control signal. A mixer superimpo... | 05/15/2012 |
| 8169805 | Method of operating an inverter by turning off the switching around a zero transition of the output voltage A method for operating an inverter for converting direct voltage into alternating voltage, having two direct-voltage terminals and two alternating-voltage terminals, between which a plurality of power switching elements clocked at high-frequency are connected. The h... | 05/01/2012 |
| 8168908 | Capacitive touch switch A capacitive touch switch for an operator control panel of an electrical domestic appliance includes a panel, a sensor area disposed in the panel, a printed circuit board disposed at a distance behind the panel, and a capacitive sensor element which is disposed betw... | 05/01/2012 |
| 8101880 | Operator control panel for a domestic appliance An operator control panel for a domestic appliance includes a panel body having an operator control face facing a user and a rear face facing away from the operator control face. A sensor element of an electrically conductive material forms a capacitive sensor area ... | 01/24/2012 |
| 8044533 | Solar module and method of controlling operation of a solar module A solar module includes a solar generator for converting incident radiation into electrical power and a solar inverter for feeding the power generated by the solar generator into a power supply system or a load. A variable bias load is connected in parallel with the... | 10/25/2011 |
| 8026472 | Touch-sensitive momentary contact switch with an evaluation circuit detecting a malfunction in an optical sensor A touch-sensitive momentary-contact switch has an optical sensor, particularly an infrared sensor, and an evaluation circuit. The evaluation circuit is able to identify a malfunction in the optical sensor, so that the momentary-contact switch can be switched off, fo... | 09/27/2011 |
| 8013615 | Diagnostic circuit and method of testing a circuit A diagnostic circuit is configured for connecting to a unit under test that has a load and a sinusoidal source. The diagnostic circuit includes a voltage sensing device that has an input for sensing a signal, a first terminal for connecting to the load, a second ter... | 09/06/2011 |
| 7987738 | Rotary selector A rotary selector forms a control element for inputting a setting value to an electronic control system, in particular for a control device of an electronic domestic appliance, such as a washing machine, a dishwasher, or the like. The rotary selector has a rotatably... | 08/02/2011 |
| 7921494 | Internal unit, suspended such that it can vibrate, of a laundry treatment machine, method for controlling a laundry treatment machine, and use of an electronic sensor in an internal unit An internal unit of a washing machine or spin-dryer normally includes a washing container, which has a laundry drum mounted in the container such that it can rotate, and an electric motor for driving the laundry drum via a reduction gear, a transmission, or direct d... | 04/12/2011 |
| 7863786 | Drive apparatus for a washing machine A drive apparatus for a washing machine includes an electric motor, a drive shaft connected to the electric motor for rotary drive purposes and electronics for controlling operation of the electric motor. In order to achieve a compact construction, the electric moto... | 01/04/2011 |
| 7856854 | Appliance with a controllable protection device An appliance with a hazardous device contains a first controller controlled by a first control element which, in turn, is controlled by a second controller by use of a first switching element. An electrically controllable protection device is provided and is control... | 12/28/2010 |
| 7851720 | Capacitive touch switch, circuit configuration for a capacitive touch switch and control device for an electronic domestic appliance with at least one capacitive touch switch A capacitive touch switch which is used, for example, in a control device for an electronic domestic appliance, includes a sensor area as part of a capacitive sensor element having a capacitance which changes when touched. A measuring electrode, which is coupled to ... | 12/14/2010 |
| 7834287 | Capacitive touch switch A capacitive touch switch, for a control panel of a domestic electrical appliance, includes a touch panel having an upper side and an underside. A printed circuit board is disposed at a distance below the underside of the touch panel. A sensor element is disposed be... | 11/16/2010 |
| 7825542 | Electrical power supply apparatus An electrical power supply apparatus has at least one electrical load connection to which an electrical load can be connected. A first electrical power supply connection can be connected to a mains supply network. A second electrical power supply connection is conne... | 11/02/2010 |
| 7817419 | Solar inverter assembly A solar inverter assembly has a first housing part, which is used as a heat sink, and a second housing part for holding electronic components of the solar inverter. The first housing part has a first air inlet opening, a first air outlet opening and a first air chan... | 10/19/2010 |
| 7786425 | Optical sensor An optical sensor for a touch-sensitive push button of a control mechanism for an electronic household appliance has a transmitter, which emits electromagnetic radiation, and a receiver, which receives reflected electromagnetic radiation. A cover is at least partly ... | 08/31/2010 |
| 7777175 | Touch-sensitive momentary-contact switch and operating device having at least one touch-sensitive momentary-contact switch A touch-sensitive momentary-contact switch includes an infrared-radiation-emitting transmitter, an infrared-radiation-receiving receiver and at least one visible-light-emitting signal element. The transmitter, receiver and signal element radiate into a single light-... | 08/17/2010 |
| 7692334 | Photovoltaic system having a solar module A photovoltaic system includes a solar module having at least one solar cell. In order to reduce the power loss of the solar module when a solar module is in shade or is defective, a semiconductor switching element is connected in parallel with the solar module and ... | 04/06/2010 |
| 7667963 | Mount module for an inverter and inverter having a plurality of mount modules A mount module for an inverter includes a housing element with a recess being open to the front face, for holding a single inverter. The upper face and the lower face of the housing element are complementary to one another, and/or the right side and the left side of... | 02/23/2010 |
| 7667937 | Control device for an electronic domestic appliance A control device for an electronic domestic appliance has a control panel of an electrically conducting material and an electronic control system with a mains-connected circuit and a circuit that is galvanically separated from the mains. To protect the electronic co... | 02/23/2010 |
| 7595603 | Method and device for regulating a pump Electronic motor regulation for a pump with a multi-phase permanent-magnet synchronous motor (PMSM). The system is enabled to detect and estimate a rotor phase position and rotary speed. Foam or air operation is detected by way of fluctuations in the estimated rotar... | 09/29/2009 |
| 7578149 | Motor as a direct drive and method for installation of the motor A motor having a stator and a rotor is provided as a direct drive for a laundry treatment appliance. The stator of the motor is preferably centered by a preferably cylindrical or conical protuberance in a bearing hole in a bearing spider or a rear wall of a tub of t... | 08/25/2009 |
| 7483092 | Back-lit liquid crystal display, in particular for use as a display module behind the operating panel of a large domestic appliance A display module has a back-lit liquid crystal cell and is used in particular in an operating panel of a large domestic appliance. A particularly inexpensive structure is afforded in which the height-wise dimension of the module is affected by bracing a frame that m... | 01/27/2009 |
| 7420345 | Circuit for driving an appliance for treating laundry A circuit for driving an appliance for treating laundry, includes a motor circuit having an AC motor, and a door-locking circuit. The motor circuit and the door-locking circuit may be driven by a single common electronic switching element. ... | 09/02/2008 |
| 7355164 | Touch-sensitive momentary-contact switch and control device having the momentary-contact switch An infrared momentary-contact switch for a control device of a domestic appliance, has a transmitter which emits infrared radiation and a receiver which receives infrared radiation. The transmitter and receiver are disposed behind a cover through which at least some... | 04/08/2008 |
| 7340158 | Method and circuit configuration for controlling a polyphase brushless electric motor A method is specified for controlling a polyphase brushless electric motor, wherein the motor phase currents which are associated with the phases are produced by clocked variation of the respectively applied electrical potential. In this case, the motor phase curren... | 03/04/2008 |
| 7285930 | Method and device for controlling a multiphase electronically commutated motor A method is specified for controlling a multiphase motor that is commutated by an inverter-side bridge circuit, in the course of which a particularly precise and technically simple detection of a control-relevant variable of a considered motor phase, in particular o... | 10/23/2007 |
| 7239099 | Circuit configuration and method for controlling an electric motor, in particular of a washing machine A circuit configuration for driving an electric motor, in particular of a washing machine, includes power switches connected to connection terminals of the electric motor and to a voltage intermediate circuit. A driver circuit is connected to the voltage intermediat... | 07/03/2007 |
| 7215390 | Back-lit liquid crystal display, in particular for use as a display module behind the operating panel of a large domestic appliance A module of a back-lit liquid crystal display, as is used in particular in the operating panel of a large domestic appliance, is simple from a production procedure point of view, and is spatially compact and has close tolerances in regard to the installation dimensi... | 05/08/2007 |
| 7162759 | Method of determining the loading of the drum of a laundry treatment machine In order to be able to implement higher rotary spin speeds without structurally endangering the machine, a characteristic value that is as accurate as possible for the currently prevailing drum loading is desirable, for loading-dependent rotary speed limitation. Acc... | 01/16/2007 |
| 7059756 | Display device Described is a display device (10) with a printed circuit board (12), with at least one light source (14) and with a single-segment or multi-segment display (16) which is connected by optical waveguides (46) to the light sources ( | 06/13/2006 |
| 6973392 | Method of determining the imbalance of a laundry drum Before a washing machine is switched over to a very high spin speed in the spin program of the washing machine, the existing imbalance due to irregular distribution of laundry in the drum should be checked. If the imbalance is too strong, the spin program should be ... | 12/06/2005 |
| 6969969 | Circuit arrangement for the actuation of an electric-motor drive, in particular a pump drive, in a large domestic appliance A large domestic appliance has main and auxiliary drives (17, 24) thereof supplied from the same dc voltage intermediate circuit (19) which is provided only once, by way of change-over switch sets (12), by half-bridge circuits (21, 21′)... | 11/29/2005 |
| 6954646 | Data communication radio network In the wireless telegram communication (28) from data-generating, unidirectionally communicating terminal devices (12) by way of primary radio sections (10) and by way of subsequent bidirectionally operating data collectors (13) of a radi... | 10/11/2005 |
| 6940237 | Washing machine with brushless commutating drive motor In a synchronous motor with a permanent-magnet rotor for driving a washing machine to make commutation which is sensor-controlled in dependence on the rotary position of the rotor more precise, it is no longer the movement of the magnetic rotor dipole magnetic field... | 09/06/2005 |
| 6933676 | Driver circuit for a vacuum fluorescence display A vacuum fluorescence display has a plurality of heating regions and heating inputs corresponding thereto. A driver circuit for the VFD has a driver module with a pulse width-modulatable output connected by way of a distributor to a plurality of heating inputs of th... | 08/23/2005 |
| 6885256 | Input circuit for an HF-transmitting component An input circuit for an HF-transmitting component 1 of a battery-operated device for the transmission of a data signal aims to reduce the power consumption. For that purpose the fundamental frequency of a reference oscillator 5 is modulated with the di... | 04/26/2005 |
| 6858821 | Method of adapting an operating device to user behavior and adaptive operating device An operating device for an electrical and/or electronic apparatus is adapted to the operating behavior of a user. The apparatus has a plurality of operating states which can be chosen or set by way of the operating device. The selection and/or setting, by the user, ... | 02/22/2005 |
| 6854299 | Rotary speed control for a universal motor, in particular for a washing machine drive In the context of a single-phase universal motor, which has proven its worth in particular as an agile washing machine drive, the novel control provides for a substantial reduction in the remagnetization losses, rotary speed dependency, level of efficiency, and the ... | 02/15/2005 |
| 6844864 | Circuit arrangement for actuating a display There is proposed a circuit arrangement for the actuation of a VFD, LED or LCD display, which has at least two control blocks for producing control signals for the various kinds of display, wherein the control signals of the control blocks are processed by a common ... | 01/18/2005 |
