E.G.O. Elektro-Geratebau GmbH Patent applications |
Patent application number | Title | Published |
20130216370 | Guide Ring for an Impeller Pump and Impeller Pump - A guide ring for a heated impeller pump for dish washers may include a base body in the type of a circumferential ring having a central longitudinal axis and which is configured for arrangement in a pump chamber of the impeller pump. At least one blade may be arranged on a radial outer surface of the base body, which protrudes outwards and which extends longitudinally along the base body over at least a part of the periphery thereof and which has a pitch in relation to the central longitudinal axis. At least on one side of the blade, a protrusion or a thickening may be provided on the outer edge thereof. The latter can form a channel configured to remove air bubbles from the pump chamber. | 08-22-2013 |
20130180840 | Rotary Selector and Circuit - A rotary selector may include a first switch contact, which is open in an off-mode angular range, and which is closed outside of said off-mode angular range, in particular used for switching on or off an electrical load. An encoding device may generate an angle-dependent code over a predefined angular range. The rotary selector may also include a second switch contact, which is closed in a plurality of start-angular ranges, and which is open outside of said start-angular ranges. | 07-18-2013 |
20130175076 | Component Carrier, Electric Conductor and Method for Producing a Component Carrier as Well as an Electric Conductor - The disclosure relates to a component carrier or printed circuit board for electronic components. According to embodiments, a component carrier may include a first contact face for a contact to a first component, a second contact face for a contact to a second component as well as a conductor track that electrically couples the first and the second contact face. The conductor track may include a conductor recess along the conductor track extending through the printed circuit board. An electric conductor may be arranged in the conductor recess extending over the entire course thereof and electrically coupled to the conductor track. | 07-11-2013 |
20130153564 | Method for Transmitting Data, Induction Heating Device, Inductively Heatable Cooking Vessel and System - The disclosure herein provides for transmitting data from an induction heating device to a receiver of an inductively heatable cooking vessel. The induction heating device may include a resonant circuit with an induction heating coil and a converter that may generate a control voltage (UA) from an AC mains voltage (UN) with a control frequency. The resonant circuit may be applied with a control voltage in order to generate an alternating magnetic field for heating the cooking vessel. The data to be transmitted to the receiver may be encoded using the the control frequency. | 06-20-2013 |
20130146585 | Control Device for an Electrical Heating Device for a Cooking Field, Cooking Field and Method for Operating Such an Electrical Heating Device - A control device for an electrical heating device for a cooking field with a cooking field plate comprises an electro-mechanical switching device for adjusting a power of said heating device with different power levels and comprises two different heating element. The switching device is configured so that starting from a zero-position and rotating in a first rotation direction, a power level for a first heating element is adjusted in a cooking-mode. Rotation in the other direction activates a second heating element in a warm-keeping mode with significantly lower power. A relay is closed by a thermomechanical temperature sensing device below a defined switching temperature of 60° C. to 100° C. and opened above the switching temperature. When closed, the relay connects the two heating elements to an operating voltage for common operation. When opened, the first heating element is switched off for exclusive operation of the second heating element. | 06-13-2013 |
20130146583 | Heating Device, Method of Producing a Heating Device and Method for Operating a Heating Device - An electrical heating device for a cooking field with a cooking field plate is arranged beneath the cooking field plate and comprises a support, wherein along a rim of said support a rim part in ring form is placed. The heating device comprises a longitudinal heating element for generating heating power for said cooking field to keep food warm that is placed in a saucepan upon it above the heating device. The heating element is arranged in a circumferential groove in said support. In a direction radially inwardly to a central region over the support a gap is provided between the rim part and the support for heating power from said heating element to exit into the central region as a heating of the cooking field plate above the heating device. | 06-13-2013 |
20130146582 | Heating Device, Cooking Field and Method for Operating a Heating Device - A heating device for a cooking field is arranged beneath a cooking field plate, wherein the heating device comprises a temperature sensor and a wire heating element for generating heating power. The temperature sensor is provided between the heating element and the cooking field plate and has a longitudinal and rod-like sensing part. The heating element is arranged directly beneath and aligned with the sensing part such that the sensing part is exposed to heating power from the heating element. The heating power ranges in power from 0.5 W up to 2.5 W per centimeter of length of the sensing part. This serves for a faster activation of a residual heat indicator by the temperature sensor. | 06-13-2013 |
20130139704 | Cooking Vessel, Heating Device and Cooking System - The disclosure relates to a cooking vessel which is of a prespecified cooking vessel type and comprises: a cooking vessel type encoding device which encodes the cooking vessel type of the cooking vessel, with the cooking vessel type encoding device being a passive, electrical resonant circuit, with a resonant frequency of the resonant circuit encoding the cooking vessel type of the cooking vessel. | 06-06-2013 |
20130112684 | Induction Heating Device and Induction Hob with Induction Heating Devices - In an induction heating device having an induction coil for an induction hob, the induction coil may be of flat or planar design and have at least one peripheral coil turn comprising coil wire. The outer contour of the induction coil or the outermost coil turn may be approximately trapezoidal having two sides of equal length which are situated opposite one another and may be straight, and having two short sides of differing length between the sides of equal length. | 05-09-2013 |
20130098351 | Cooking Appliance - According to various embodiments, a cooking appliance having a cooktop plate and a heating device which is arranged below the cooktop plate may include an indicator device for optical temperature indication below the cooktop plate. The indication devices may include a thermochrome material for temperature indication wherein the thermochrome material essentially consists of metal oxides, which are fluorescent for emitting light and which are present in the manner of quantum dots having a predominant proportion of grain sizes between 10 nm and 80 nm and which are admixed in a fluorescent thermochrome paint. | 04-25-2013 |
20130087553 | Method for Heating a Cooking Vessel with an Induction Heating Device and Induction Heating Device - A method for heating a cooking vessel utilizing an induction heating device is provided. According to various aspects, the induction heating device includes a resonant circuit with an induction heating coil. A specified amount of energy may be supplied to the cooking vessel with the induction heating device depending on a heating power level selected by a user and/or on a cooking vessel type selected by the user. A parameter value of the resonant circuit which is dependent on a temperature of the cooking vessel, in particular of the bottom of the cooking vessel, may be determined and stored. The parameter value may be regulated to a setpoint which is dependent on the stored parameter value. | 04-11-2013 |
20130083519 | Display Apparatus, Electrical Appliance and Display Method - A display apparatus for an electric hob may have a colored, such as reddish-brown, hob plate, which may be composed of glass ceramic and have an inhomogeneous transmission profile for light with high transmission in the region of wavelengths of greater than 700 nm and with low transmission in the region below 700 nm. The display apparatus may have one light source with a defined output spectrum. The color locus of the light source may be shifted to the left starting from white and have a blue tinge. This configuration may provide a display that is visible or that correspondingly lights up as a substantially white illuminated display through the colored cover. | 04-04-2013 |
20130078346 | Method for Induction Heating and Induction Heating Device - A method and apparatus for preparing foodstuffs cooked in a liquid in a cooking vessel is provided. According to various aspects, an induction heating device includes a resonant circuit with an induction heating coil. A parameter value of the resonant circuit may be determined, depending on a temperature of a bottom of the vessel. During a heating-up phase, a high-frequency rectangular voltage may be applied to the resonant circuit to supply heating power to the bottom of the vessel. A heating power setpoint may be periodically varied and may be set to a first value during a first interval of a period, and set to a second, smaller value during a remaining interval. A determination of a change in the parameter value within the period may be made, and an evaluation of the change in order to determine the boiling point of the liquid and end the heating-up phase. | 03-28-2013 |
20130075388 | Method for Heating a Liquid in a Cooking Vessel and Induction Heating Device - A method for heating a liquid in a cooking vessel is provided. According to various aspects, an induction heating device includes a resonant circuit having an induction heating coil. A parameter value of the resonant circuit may be determined, depending on a temperature of the cooking vessel. A radio-frequency square-wave voltage may be applied at a predefined heating power setpoint value to the resonant circuit to supply heating power to the cooking vessel. The time profile of the parameter value may be evaluated for determining the boiling point of the liquid. After the boiling point has been determined, the heating power setpoint value may be reduced by a predefined amount over a predefined time period after which a current parameter value may be determined and stored. The parameter value may be adjusted to a setpoint value which is dependent on the stored parameter value. | 03-28-2013 |
20130048479 | Method and Apparatus for Switching Off a Switch - Apparatus and methods provide for the application of a mechanical impulse to the switch at a phase angle before a zero crossing of the current to disconnect a switching contact and mating contact to control electric arcing. According to one aspect, a next zero crossing of an alternating current is detected, and in response, a mechanical impulse with a phase angle of between 5° and 20° is applied before the next zero crossing of the alternating current. The mechanical impulse disconnects the switching contact from the mating contact of the switch. | 02-28-2013 |
20130022455 | Pump - A radial pump for fluids has a central water inlet that leads to a rotating impeller that is enclosed by an annular pump chamber extending radially outside the impeller and from which leads a water outlet. An intermediate wall is arranged in the pump chamber which is of an encompassing design and divides the pump chamber into an annular inner region, lying radially on the inside, and an annular outer region, lying radially on the outside. These regions, at one end of the pump chamber that is remote from the impeller, merge into each other through openings in the intermediate wall, wherein the water outlet projects from the outer region. | 01-24-2013 |
20120224961 | Pump - A pump for a dishwasher has an impeller for conveying fluid, wherein it is formed as a centrifugal pump with the fluid to be conveyed being sucked-in in a central axial manner and flowing out in a radial manner. The impeller extends on a bottom surface above a pump base, wherein several fixed flow directing blades are arranged radially outside the impeller, said flow directing blades extending in a helicoidal manner with the pitch extending in the rotational direction of the impeller away from the pump base. At least one flow directing blade extends as far as up to the bottom surface of the impeller for picking up a circulating funnel or tube produced of fluid with air bubbles therein. | 09-06-2012 |
20120224959 | Latching Device for a Pump Housing and Pump - A latching device for a pump housing for production of a releasable latched connection between two housing parts has, on a first housing part, an elongate latching hook comprising a latching protrusion on the upper side and introduction chamfers on the upper side and on the underside. A latching opening is provided in the second housing part and comprises a latching tongue defining the latching opening outwardly, the latching protrusion abutting this latching tongue. An introduction web is arranged on the underside of the latching opening and comprises an introduction chamfer for the latching hook. Two securing tongues engage laterally in the latching opening and protrude via a free tongue end into the path of the latching hook when said latching hook is inserted into the latching opening. They prevent an undesired automatic release of the latched connection caused by movement of the latching hook in a downwards direction. | 09-06-2012 |
20120224957 | Pump and Flow-Guiding Device - A flow-guiding device for an impeller radial pump is arranged radially outside the impeller and extends in a ring-shaped manner with a circumferential carrier ring on which several guide blades are arranged. These latter are formed so as to be resilient in such a manner that when there is a small fluid flow a blade angle points more in the radial direction at an angle of approximately 70° with respect to the longitudinal center axis of the pump. When there is strong fluid flow, the angle becomes smaller and the guide blades bend in a resilient manner at least in regions such that they stand at a smaller angle of between 30° and 40° with respect to the longitudinal center axis of the pump. The fluid is conveyed better in the pump chamber in this way. | 09-06-2012 |
20120199578 | METHOD FOR ADJUSTING A HEATING POWER OUTPUT OF AN INDUCTION HEATING APPLIANCE AND CORRESPONDING INDUCTION HEATING APPLIANCE - An induction heating device having an adjustable heating power output includes at least one resonant circuit, which includes an induction heating coil, and a heating power adjusting device, which is designed to vary a resonant frequency of the resonant circuit in order to adjust the heating power output. | 08-09-2012 |
20120126834 | Sensor Element Device and Method for Producing a Molded Body of a Sensor Element Device - A sensor element device for a capacitive contact switch for an operator control device with an operator panel has a molded body of an electrically nonconducting material. The molded body has an upper side that lies against an underside of the control panel in the assembled state. The molded body is transparently formed in certain portions in a direction perpendicular to its upper side as an illuminated indicator and is provided on its upper side with an electrically conductive coating. The electrically conductive coating serves as a capacitive sensor element of the capacitive contact switch and has at least one recess, which has been produced by means of a laser, to form a symbol. | 05-24-2012 |
20120097148 | Gas Burner for a Gas Hob, Gas Cooker, and Method for Operating a Gas Hob - A gas burner for a gas cooktop has a gas burner body with gas outlet openings. A thermogenerator is arranged above the gas burner body, advantageously arranged concentrically relative to said gas burner body and with the same shape and size, wherein the thermogenerator is heated by said gas burner body. The thermogenerator bears against a cooler pot base by way of its upper face. The thermogenerator generates electrical energy which is used to operate a control of the gas cooktop and which can be stored. | 04-26-2012 |
20120097146 | Gas Oven - A gas oven has an oven muffle and a gas burner for said oven muffle. The gas oven has a thermogenerator for generating electrical energy during operation of the gas burner for the purpose of supplying electrical energy to an electrical functional unit, for example for supplying said electrical energy to a fan or a control of the gas oven. In this case, the thermogenerator is designed and arranged to be heated, and for heat to be introduced by the gas burner | 04-26-2012 |
20120091825 | CIRCUIT FOR SWITCHING-ON AND/OR SWITCHING-OFF AN ELECTRICAL LOAD - A circuit for switching-on and/or switching-off an electrical load comprises an electrically conductive operator control element, an electrically operated lighting element that is looped-in between the operator control element and a live pole of an AC voltage source in such a way that current flows through the lighting element, as a result of which the lighting element emits light, when the operator control element is operated, an opto-electrical transducer is optically coupled to the lighting element, is shielded from ambient light and converts light emitted by the lighting element into electrical energy, and a switch that is electrically coupled to the opto-electrical transducer and connects the electrical load to a supply voltage (UV) or disconnects the electrical load from the said supply voltage, with the switch connecting the electrical load to the supply voltage when it is supplied with electrical energy by the opto-electrical transducer. | 04-19-2012 |
20120042745 | Operating Control Device and Operating Method - An operating control device for adjusting the power of a heating device has a rotary knob that has an off position in which said rotary knob is deactivated, and a working position into which said knob can be brought to adjust the power. The working position is predetermined by a lock-in position, and the rotary knob can be rotated over a working angle of a rotation range in at least one direction of rotation from the working position counter to a counterforce that rises as the angle of rotation increases. The operating control device can detect the angle of rotation and uses a control system of the operating control device for adjusting the power. The control system is configured in such a manner that the power is adjusted more rapidly as the angle of rotation increases. | 02-23-2012 |
20120012721 | Holding Device for an Operating Device - A holding device for an operator control on a front cover of an electrical appliance is designed for attachment to the front cover and has a feedthrough for a rotating shaft of a rotary encoder of the operator control. The holding device is embodied in an annular fashion around the feedthrough and has a front cover attachment part as well as a lighting ring part which is fitted onto the front of the front cover attachment part. The lighting ring part essentially covers the front cover attachment part toward the front, wherein the two parts have a circular-ring-like intermediate space between them, in which intermediate space at least one component carrier, which has a plurality of LEDs on the side toward the front cover attachment part, is arranged. | 01-19-2012 |
20110294078 | Method for Controlling a Gas Burner and a Hob with Several Gas Burners - With a method for controlling a gas burner, the latter is supplied with gas by an electronically controllable gas valve, wherein it is supplied with gas by the gas valve in a low power range and in a high power range. Only one of the power ranges is available at any point in time, wherein in each of the power ranges a power from a minimum power to a maximum power can be preset at the gas burner using an operating element. The low power range and the high power range differ here by more than 50%. | 12-01-2011 |