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EP1258170B1 - Ensemble plaque de cuisson dote d'un capteur de temperature - Google Patents

Ensemble plaque de cuisson dote d'un capteur de temperature Download PDF

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Publication number
EP1258170B1
EP1258170B1 EP01903691A EP01903691A EP1258170B1 EP 1258170 B1 EP1258170 B1 EP 1258170B1 EP 01903691 A EP01903691 A EP 01903691A EP 01903691 A EP01903691 A EP 01903691A EP 1258170 B1 EP1258170 B1 EP 1258170B1
Authority
EP
European Patent Office
Prior art keywords
heating element
heating
cooker hob
region
temperature sensor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP01903691A
Other languages
German (de)
English (en)
Other versions
EP1258170A1 (fr
Inventor
Dan Neumayer
Franz Grätz
Monika Zeraschi
Peter Vetterl
Uwe Has
Markus Theine
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BSH Hausgeraete GmbH
Original Assignee
BSH Bosch und Siemens Hausgeraete GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BSH Bosch und Siemens Hausgeraete GmbH filed Critical BSH Bosch und Siemens Hausgeraete GmbH
Publication of EP1258170A1 publication Critical patent/EP1258170A1/fr
Application granted granted Critical
Publication of EP1258170B1 publication Critical patent/EP1258170B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/68—Heating arrangements specially adapted for cooking plates or analogous hot-plates
    • H05B3/74—Non-metallic plates, e.g. vitroceramic, ceramic or glassceramic hobs, also including power or control circuits
    • H05B3/746—Protection, e.g. overheat cutoff, hot plate indicator
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2213/00—Aspects relating both to resistive heating and to induction heating, covered by H05B3/00 and H05B6/00
    • H05B2213/07—Heating plates with temperature control means

Definitions

  • the present invention relates to a hob according to the preamble of claim 1, and a corresponding heating element and a suitable element.
  • Such a hob is known from the document DE 37 03 768 C2 in which a device for detecting the temperature of a heated by means of heating coils or halogen lamps glass-ceramic plate is disclosed with a temperature sensor. This emits a signal corresponding to the temperature of the glass ceramic for a control circuit.
  • the heating coils or the halogen lamps are arranged in the interior of a pot-like insulating support and heat the glass ceramic plate via direct radiation.
  • the edge of the insulating substrate is spring-loaded on the underside of the glass-ceramic plate, and the temperature sensor is disposed outside the interior of the insulating substrate but inside the heating element.
  • the temperature sensor is further in thermally conductive connection with the underside of the glass ceramic plate, wherein the temperature sensor is arranged in a receptacle in the edge of the insulating support.
  • the receptacle is arranged at a distance x to the inside of the edge of the insulating support, the minimum value of which is selected so that the short-term temperature changes occurring when the heating coils or the halogen lamps are switched on and off have only a negligible influence on the temperature sensor.
  • the maximum value of the distance x is chosen such that the delay in the control characteristic caused by the thermal conductivity of the glass ceramic plate results in a small hysteresis. As a distance x widths of 3 mm to 6 mm have proven to be advantageous.
  • the temperature sensor is introduced into the introduced or indented receptacle on the upper side of the projection, which protrudes into the interior of the insulating support, and is in heat-conducting connection with the underside of the glass ceramic plate.
  • the temperature sensor is indirectly held under spring tension on the underside of the glass ceramic plate in order to keep the heat transfer resistance between the glass ceramic plate and the temperature sensor small.
  • a heating element for a cooking unit with a temperature sensor known.
  • a heat transfer element in the form of a sheet is used, which is arranged partially overlapping the heated area between the radiators and the glass ceramic plate, but from the Heating element protrudes and there is in communication with the temperature sensor of the controller.
  • the heat transfer element is fixed on the edge of the heating shell bearing by clamping and is usually on the underside of the glass ceramic plate. From the heat-sensing region of the heat transfer element, an outer section protrudes outwards beyond the edge of the heating element.
  • the sensor socket of the temperature sensor is pressed by a compression spring to the underside of the heat transfer surface of the heat transfer element, which is supported on a leading the sensor socket, mounted on the outer portion of the heat transfer element holding mechanism.
  • a compression spring to the underside of the heat transfer surface of the heat transfer element, which is supported on a leading the sensor socket, mounted on the outer portion of the heat transfer element holding mechanism.
  • an electrical NTC or PTC sensor can be used, which is pressed resiliently or is fixedly attached to the outer portion of the heat transfer element.
  • the heat transfer element can be grounded, providing contact protection.
  • thermocouple is held in good thermal contact with the underside of the glass ceramic plate by means of the insulation block.
  • EP 0 943 870 A1 discloses a temperature sensing and limiting apparatus for use in an electric radiant heater including at least one heating element, the apparatus comprising: an elongate tubular housing configured to at least partially cross over the heater so as to be external to the heating element is heated; a component provided in the housing is and provides an electrical parameter that varies with temperature; and at least one heat detecting portion of a heat-responsive bimetallic shut-off device provided in the case, the shut-off device having the function of shutting off the heater at a predetermined temperature.
  • the component and / or the bimetallic disconnecting device is / are in a heat-conducting relationship with the housing.
  • the bimetallic shutdown device or a portion thereof is housed in an end region of the tubular housing.
  • the end region is positioned for positioning on a peripheral region of the heater, and the component providing an electrical parameter that varies with temperature is remote in the tubular housing and radially in the same direction from the bimetallic shutdown device Section of it housed.
  • DE 42 24 934 A1 discloses a sensor arrangement for a pan detection system, in which the pot detection takes place with high-frequency circuit technology, wherein the pot detection sensor below cooking hobs, for example glass ceramic cooktops is arranged, wherein at least two capacitive, electrically conductive, temperature-resistant pan detection sensors preferably arranged on the outer edge of radiant heaters are, by means of an evaluation automatically the respectively necessary active heating zone is adapted to a detected pot size.
  • the respective heating zone is heated by a heating coil exposed in a thermal insulation shell.
  • the sensors it is important that they are mounted as close as possible to the glass ceramic underside between radiant heater and glass ceramic plate, while on the one hand while sitting as close to the glass ceramic bottom, but on the other hand as possible to avoid stress concentrations on the glass ceramic flush with a sealing ring of the radiant heaters. In this case, an immediate tip or line-shaped contact of the sensors and the connecting wire to the glass ceramic is avoided.
  • Object of the present invention is to provide a generic hob and a corresponding heating element, which has a good accuracy of measurement with simple installation.
  • the temperature sensor is attached to an element extending from an area within the heating element in a region outside the heating element, and that the element has a receiving portion within the heating element for the temperature sensor and a mounting portion for the attachment of the element, in particular on the heating element, and / or a connection portion for the connection of at least one electrical line in each case outside of the heating element, which receiving portion radially laterally offset from the mounting portion or connection portion.
  • a corresponding heating element and an element for the heating element are further provided.
  • the relative position of the temperature sensor to the element and their heat conduction behavior are precisely defined and it is a pre-testable and pre-testable and easy to assemble montagetechnisch because larger, provided unit.
  • mounting the assembly on the heating element is only to pay attention to the correct attachment of the heat conducting element on the heating element. Due to the thermal coupling of the heat-conducting element to the underside of the hob plate within the heating element and the simultaneous attachment of the temperature sensor to the element is thus coupled with easy positioning and assembly of the temperature sensor optimally to the hob plate or to a potted thereon pot.
  • the temperature sensor is arranged in the region of a temperature limiter of the heating element.
  • all electrical connections can be spatially combined in a manner that is favorable in terms of installation technology, and on the other hand, the respective minimum distances between the electrical connections can be securely maintained with one another according to the relevant VDE regulations.
  • the temperature limiter of the mounting space in the region of the outer peripheral wall of the heating element is limited, on the other hand, it is favorable if the various electrical connections of the temperature limiter and the temperature sensor are as close as safety-friendly together.
  • the heat-conducting element in the region of the outer peripheral wall of the heating element or the insulating support fixed directly or with the aid of an intermediate mounting part, in particular screwed.
  • the intermediate mounting part is fixed in the bottom of the insulating support of the heating element and extends in the region of the outer peripheral wall of the heating element, in which the element is in turn screwed to the intermediate mounting part.
  • the element can be screwed to the outer peripheral wall of the heating element at different heights.
  • the temperature sensor is attached to the underside of the element.
  • a large plane contact surface for improving the heat conduction from the underside of the glass ceramic plate to the temperature sensor can be realized.
  • the temperature sensor is characterized by the larger area element in the assembly process, e.g. when falling the unit element / temperature sensor, better mechanically protected.
  • the element is formed at least in two parts.
  • a receiving part for the temperature sensor consists of a softer material in order to be able to geometrically reshape the receiving part in an application-specific and safety-related manner.
  • the remainder of the element may consist of a different material, wherein in particular a spring material is suitable for being able to press the element in a defined manner against the underside of the glass-ceramic plate.
  • the element is designed as a torsion spring, wherein the torsion region of the spring element is provided substantially outside the heating element and thus in a cooler area.
  • a particularly compact unit is formed when the spring is substantially L-shaped.
  • the element is designed to be electrically conductive and grounded in order to optimally meet the safety regulations with a simple structure.
  • both the temperature sensor and the element by means of an insulating body is sufficiently shielded against emanating from a heating means of the heating element heat radiation.
  • the electrical leads of the temperature sensor are connected to a first connection portion of the element or a fitting mounted there.
  • the element can also have a second connection section, to which a grounding line of the element is connected.
  • a hob 1 has a hob plate 3, in particular made of glass ceramic, on (Fig. 1). Below the hob plate 3 different heating elements 5 of the hob are provided in a conventional manner, which are pressed in a known manner to the underside of the hob plate 3 (not shown). In the region of the heating element 5, the hob plate 3 is usually decorated accordingly on its upper side. In this heated area a cooking vessel 6 is shut off. The bottom of the cooking vessel 6 is in the cold state often only in the edge region of the heating element 5 in an annular surface on the hob plate 3, while in the central residual region of the pot bottom is spaced by an air gap from the plate (Fig. 1). In the heated state, this air gap is reduced or ideally to approximately zero by the known thermally induced movement of the pot bottom.
  • the heating element 5 has a cup-shaped sheet metal pot 7, in which a circular disk-shaped insulation plate 9 is located. Furthermore, an inner insulation ring 11 and an outer insulation ring 13 corresponding to a two-circuit heating arrangement are provided within the sheet metal pot 7 on the insulation plate 9. As a result, the interior of the heating element 5 is separated into an inner and an outer heating region, in each of which a Bandterrorismleiter 15 extends (Fig. 1, Fig. 2). In known manner, a Schuleiteran gleichteil 17 is fixed in the region of the outer peripheral wall of the sheet metal pot 7, which is on the one hand conductively connected to the Bandterrorismn 15 and on the other hand to not shown electrical supply lines of the hob 1 can be connected (Fig. 2).
  • the heating element 5 also has a known temperature limiter 19, whose rod extends transversely across the heated region of the heating element.
  • the terminal block of the temperature limiter 19 has the known and usual, laterally issued Kunststoffflachsteckite for connection to the power supply line or to the Schuleiteranschlußteil 17 of the heating element 5.
  • an insulation block 21 is disposed in the region of the temperature limiter 19. This can serve the temperature limiter 19 in the region of sections of the band heating conductor guided below the insulation block 21 15 thermally shield against this.
  • a receiving recess 23 is milled in the top thereof.
  • a heat-conducting element 25 is arranged with its element hood 27 (FIGS.
  • hood 27 is not seated directly on the bottom of the recess 23 so that the hood 27 can yield slightly to a blow on the hob plate 3. As a result, damage or breakage of the plate 3 can be avoided, especially if it is made of glass or glass ceramic material.
  • the element hood 27 In the receiving space formed by the element hood 27 is by means of a temperature-resistant and thermally conductive ceramic adhesive 28 as a temperature sensor 29, a PT-500 probe embedded with its sensor leads 30 and thereby secured and guided.
  • the material of the element cover 27 is X7 steel and the hood 27 is designed as a bent part.
  • the hood material must have sufficiently good heat conduction properties, must be well deformable, as explained below, but sufficient mechanical stability throughout the temperature range of up to 350 - 400 ° C and maintained its properties even at these temperatures From serving as the top wall portion of the element hood 27th two side walls 31 are bent substantially at right angles downwards (FIG. 3). Also bent at right angles to the side walls 31 define bottom walls 33 a slot-shaped open bottom of the element cover 27.
  • the front side of the receiving space of the hood is closed by a right angle bent from the top wall end wall 35.
  • the hood-like design of the element 25 ensures that the safety-prescribed air and creepage distance to the live temperature sensor 29 is maintained in the event of breakage of the hob plate 3, without the base of the element 25 and the hood 27 and thus of the insulation block 21 too large to have to shape. More detailed explanations on the geometric design and arrangement of the temperature sensor 29, the element 25 and the insulation block 21 are made in connection with the description of the sketched in Fig. 5 third embodiment.
  • the hood 27 is fixedly connected to a substantially L-shaped hood carrier 37 made of steel, preferably welded.
  • the element hood 27 is seated on a connecting section 39 of the hood carrier 37 (FIG. 3).
  • the top wall of the element hood 27 is slightly elevated relative to the top of the hood carrier 37 arranged and defines and limits a surface area A, in which the element 25 on the underside of the hob plate 3 is thermally conductive (Fig. 1, 2, 5). Due to the overlapping connection of hood 27 and hood carrier 37, the stability of the connection is also increased.
  • the cage carrier 37 is made of 0.8 mm thick material in order to be suitable for the earthing plug-in connections described below, the element cover 27 is made of thinner material, which additionally simplifies their forming.
  • the hood carrier 37 merges in a spring section 41 into a mounting section 43 (FIGS. 2, 3).
  • the spring portion 41 is arranged substantially outside the heated region of the heating element 5 and the outer insulating ring 13.
  • the mounting portion 43 of the hood support 37 has a rectangularly downward bent mounting plate 45 with mounting holes 47.
  • the heat-conducting element 25 height adjustable via an intermediate mounting member 48 on the outer peripheral wall of the sheet metal pot 7 are fixed (Fig. 2).
  • the intermediate mounting part 48 is bolted on the one hand to the underside of the sheet metal pot 7 in the bottom thereof (not shown). This part 48 extends approximately L-shaped from the bottom of the heating element to its side wall 7.
  • the heat-conducting element 25 is then screwed to the intermediate mounting part 48 and thus defined in terms of height the position of the heat-conducting element 25 defined.
  • the heat-conducting element 25 can also be screwed to the outer wall of the sheet-metal pot 7 in the region of the assembly openings 47.
  • a connection part can be attached (not shown), with the one hand, the electrical sensor leads 30 of the temperature sensor 29 connectable, eg attachable, and are connected to the other hand electrical connection lines of a control unit 101 (Fig.
  • connection part is further to ensure that the electrical connections of the PT temperature sensor 29 to ground or the grounded hood carrier 37 are isolated.
  • the temperature sensor and the sensor lines 30 are covered over the entire length of the heat-conducting element 25 deck. to better guidance of the lines 30, these can be glued to the underside of the element 25 in the region of the hood carrier 37 and / or held by formed on the carrier 37 guide elements.
  • the mounting plate 45 has a flat pin 49 to which a grounding line 51 and their standardized AMP plug of the hob is directly pluggable. As a result, the heat-conducting element 25 is set to ground potential.
  • the ohmic resistance of the element 25 is at a value of 0.1 ohms or less in order to withstand a continuous current load of at least 25 amperes. Furthermore, the heat-conducting element 25 must not be made too stiff in order to be able to give in properly under mechanical loading or movement of the hob plate 3. Otherwise would be feared by a too stiff concern of the element 25 and the element cover 27 on the hob plate 3 hotplate chipping on the underside of the plate 3 or possibly also their breakage.
  • Fig. 4 is shown in sections in a cross-sectional view transversely to the longitudinal extent of the element and thus approximately perpendicular to the line II in Fig. 2 of the hob shown in which the temperature sensor 29 together with a heat conducting element 75 in the region of the insulation block 21 similar to the first embodiment is arranged.
  • the heat-conducting element 25 has no element hood, but rather an element shell 77. This element shell is also arranged in a suitable receiving recess 23 of the insulation block 21.
  • the insulation shell lies in its edge regions in an annular surface directly on the underside of the glass ceramic plate 3 and is thus in thermally conductive connection with it.
  • the temperature sensor 29 is arranged, wherein the shell is additionally filled by a thermal paste.
  • the heat conducting element 75 not shown in detail could otherwise be like the heat conducting element 25 be formed of the first embodiment. For safety reasons, however, the temperature sensor 29 is operated with a safety extra-low voltage or transmits its measuring signal without contact from the heating element.
  • the heat-conducting element 85 designed in the shape of a hood, for example, has an element hood 87 which corresponds to that of the first exemplary embodiment.
  • a mounting portion 89 of the hood support 37 is arranged laterally offset radially to the receiving portion of the element cover 87.
  • Fig. 5 is shown schematically in which area A, the heat conducting element 85 is thermally in contact with the underside of the hob plate 3.
  • the size of the surface is about 50 to 100 mm 2 . It is also shown that the contact surface A is about 10 times larger than a base B of the temperature sensor 29.
  • the insulation block is still small enough to avoid an adverse shading of the cooking vessel bottom 6 and thereby caused undesirable uneven heat distribution in the pan bottom when heating or frying.
  • the heat-conducting element 25 is still sufficiently thermally coupled to the region of the hob plate, which is heated directly by the heat radiation of the heating means 15.
  • the temperature sensor 29 relative to the hob plate 3 is covered by a grounded protective element 27 in compliance with the required according to 4 or 8 mm creepage and air gap.
  • a sufficiently good thermal contact between the smaller area temperature sensor and the hob plate 3 is made.
  • the measuring surface A is coupled by a high-temperature lubricant to the cooktop plate underside, which consists in particular of glass ceramic material, in order to achieve improved heat transfer and impact resistance improved damping.
  • FIG. 6 schematically shows a block diagram showing the most important components of the cooktop.
  • the control unit 101 regulates the heating power of the BandMapleiters 15 according to the measured values of the temperature sensor 29 to the predetermined by an input unit 103 target value. As a result, it can be achieved, in particular, that burning is virtually impossible during roasting.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Electric Stoves And Ranges (AREA)
  • Control Of Resistance Heating (AREA)
  • Cookers (AREA)
  • Resistance Heating (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)

Claims (12)

  1. Ensemble de plaque de cuisson comprenant une plaque de cuisson (3) en dessous de laquelle au moins un élément de chauffage (5) est disposé pour échauffer un récipient de cuisson pouvant être posé sur la plaque de cuisson, et comprenant un capteur de température (20) destiné à capter la température de la plaque de cuisson, lequel capteur de température capte, à l'intérieur de l'élément de chauffage, la température du côté inférieur de la plaque de cuisson et est raccordé à une unité de commande (101) pour la commande de la puissance calorifique de l'élément de chauffage (5), le capteur de température (29) étant fixé sur un élément (25) qui s'étend d'une zone à l'intérieur de l'élément de chauffage dans une zone à l'extérieur de l'élément de chauffage (5) et l'élément (25) présentant une section de logement (27) à l'intérieur de l'élément de chauffage pour le capteur de température (29) et une section de montage (47) pour la fixation de l'élément, notamment sur l'élément de chauffage (5), et/ou une section de raccordement (49) pour le raccordement d'au moins une ligne électrique (51) respectivement à l'extérieur de l'élément de chauffage, caractérisé en ce que la section de logement (27) est située de manière radiale décalée latéralement en sens circonférentiel, par rapport à la section de montage (47) ou à la section de raccordement (49).
  2. Ensemble de plaque de cuisson selon la revendication 1, caractérisé en ce que le capteur de température (29) est fixé sur le côté inférieur de l'élément (25).
  3. Ensemble de plaque de cuisson selon la revendication 1 ou 2, caractérisé en ce que l'élément (25), dans la zone de la section de logement (27), est pressé sur le côté inférieur de la plaque de cuisson (3).
  4. Ensemble de plaque de cuisson selon la revendication 1, 2 ou 3, caractérisé en ce que l'élément (25) est exécuté en tant que ressort à torsion et en ce que la zone de torsion (41) de l'élément à ressort est prévue essentiellement à l'extérieur de l'élément de chauffage (5).
  5. Ensemble de plaque de cuisson selon la revendication 4, caractérisé en ce que le ressort à torsion (25) est exécuté essentiellement en forme de L.
  6. Ensemble de plaque de cuisson selon l'une quelconque des revendications précédentes, caractérisé en ce que l'élément (25) est fixé, notamment vissé, sur ou dans la zone de la paroi de circonférence extérieure de l'élément de chauffage (5).
  7. Ensemble de plaque de cuisson selon l'une quelconque des revendications précédentes, caractérisé en ce que le capteur de température (29) est disposé dans la zone d'un limiteur de température (19) de l'élément de chauffage (5).
  8. Ensemble de plaque de cuisson selon l'une quelconque des revendications précédentes, caractérisé en ce que le capteur de température (29) et l'élément (25) sont protégés contre un rayonnement de chaleur partant d'un moyen de chauffage (15) de l'élément de chauffage (5) au moyen de matière isolante (21).
  9. Ensemble de plaque de cuisson selon l'une quelconque des revendications précédentes, caractérisé en ce que l'élément (25) présente une première section de raccordement (47) dans la zone de la section de montage (43), dans laquelle les lignes électriques (30) du capteur de température (29) sont raccordées.
  10. Ensemble de plaque de cuisson selon l'une quelconque des revendications précédentes, caractérisé en ce que l'élément (25) présente une deuxième section de raccordement (49) dans la zone de la section de montage (43), à laquelle est raccordée une ligne de mise à la terre (51) de l'élément (25).
  11. Elément de chauffage pour un ensemble de plaque de cuisson selon l'une quelconque des revendications précédentes.
  12. Elément pour un élément de chauffage selon la revendication 11.
EP01903691A 2000-02-16 2001-02-02 Ensemble plaque de cuisson dote d'un capteur de temperature Expired - Lifetime EP1258170B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10006954A DE10006954A1 (de) 2000-02-16 2000-02-16 Kochfeld mit Temperaturfühler
DE10006954 2000-02-16
PCT/EP2001/001145 WO2001062046A1 (fr) 2000-02-16 2001-02-02 Ensemble plaque de cuisson dote d'un capteur de temperature

Publications (2)

Publication Number Publication Date
EP1258170A1 EP1258170A1 (fr) 2002-11-20
EP1258170B1 true EP1258170B1 (fr) 2007-12-19

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP01903691A Expired - Lifetime EP1258170B1 (fr) 2000-02-16 2001-02-02 Ensemble plaque de cuisson dote d'un capteur de temperature

Country Status (5)

Country Link
US (1) US6580058B2 (fr)
EP (1) EP1258170B1 (fr)
AT (1) ATE381875T1 (fr)
DE (2) DE10006954A1 (fr)
WO (1) WO2001062046A1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2360591B (en) * 2000-03-23 2004-04-28 Ceramaspeed Ltd Temperature sensor
DE10250317B4 (de) 2002-10-29 2004-10-28 Schott Glas Glas- oder Glaskeramikplatte mit einer elektrischen Heizeinheit
GB0313703D0 (en) * 2003-06-13 2003-07-16 Ceramaspeed Ltd Temperature sensor assembly for an electrical heating arrangement
DE102005040041B3 (de) 2005-08-23 2006-10-19 Miele & Cie. Kg Glaskeramikkochfeld mit wenigstens einem Kochfeldbereich
SE529587C2 (sv) * 2005-10-21 2007-09-25 Hans-Goeran Aahlander En matlagningsanordning med sensorinrättning och ett matlagningskärl
KR100771628B1 (ko) * 2006-05-11 2007-10-31 엘지전자 주식회사 전기레인지
ES2341827B1 (es) * 2008-05-23 2011-05-16 Bsh Electrodomesticos España, S.A. Campo de coccion con una placa de campo de coccion.
DE102008058318B3 (de) * 2008-11-21 2010-06-17 Schott Ag Kratzfeste Silikonbeschichtung für Kochflächen aus Glas oder Glaskeramik
ES1135492Y (es) * 2014-12-11 2015-04-13 Eika S Coop Foco radiante adaptado a una encimera de cocción
CN107889300A (zh) * 2016-09-29 2018-04-06 浙江久康电器有限公司 插接式红外线电热炉盘及装用该电热炉盘的电加热灶
CN112050954B (zh) * 2019-06-05 2022-06-24 志圣工业股份有限公司 温度量测装置
DE102019211101A1 (de) 2019-07-25 2021-01-28 E.G.O. Elektro-Gerätebau GmbH Strahlungsheizeinrichtung und Kochfeld mit einer solchen Strahlungsheizeinrichtung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3906424A (en) * 1974-05-13 1975-09-16 Therm O Disc Inc Cooking range and control therefor
DE2923884C2 (de) 1979-06-13 1982-12-02 E.G.O. Elektro-Geraete Blanc U. Fischer, 7519 Oberderdingen Regeleinrichtung zur Ankopplung an Heizelemente für Glaskeramik-Kochflächen
US4447710A (en) 1981-08-08 1984-05-08 Micropore International Limited Electric cookers incorporating radiant heaters
DE3703768A1 (de) * 1987-02-07 1988-08-18 Fissler Gmbh Vorrichtung zum erfassen der temperatur einer mittels heizwicklungen oder halogenlampen aufgeheizten glaskeramikplatte
DE8706277U1 (de) * 1987-05-01 1987-06-25 E.G.O. Elektro-Geräte Blanc u. Fischer, 7519 Oberderdingen Elektrischer Strahlungsheizkörper zur Beheizung einer Platte, insbesondere einer Glaskeramikplatte
DE9113992U1 (de) * 1991-11-12 1992-01-02 E.G.O. Elektro-Geräte Blanc u. Fischer, 7519 Oberderdingen Strahlungs-Heizeinheit
DE4138817A1 (de) * 1991-11-26 1993-05-27 Ego Elektro Blanc & Fischer Temperaturerfassungs-geraet
DE4224934C2 (de) * 1992-07-28 2003-05-15 Bsh Bosch Siemens Hausgeraete Heizkörper mit einer Sensortechnik für ein Topferkennungssystem
DE19604306C2 (de) * 1996-02-07 2000-05-11 Ako Werke Gmbh & Co Strahlungsheizkörper
GB2335541A (en) * 1998-03-20 1999-09-22 Ceramaspeed Ltd Electric heater comprising a temperature sensing and limiting arrangement
DE19846512A1 (de) * 1998-10-09 2000-04-13 Ego Elektro Geraetebau Gmbh Einbau eines Gehäuses einer Schalteinrichtung

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Publication number Publication date
ATE381875T1 (de) 2008-01-15
US20030024923A1 (en) 2003-02-06
US6580058B2 (en) 2003-06-17
EP1258170A1 (fr) 2002-11-20
DE50113397D1 (de) 2008-01-31
DE10006954A1 (de) 2001-10-11
WO2001062046A1 (fr) 2001-08-23

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