EP3337291A1 - Dispositif de chauffage, appareil de cuisson doté d'un dispositif de chauffage et procédé de fabrication d'un élément chauffant - Google Patents

Dispositif de chauffage, appareil de cuisson doté d'un dispositif de chauffage et procédé de fabrication d'un élément chauffant Download PDF

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Publication number
EP3337291A1
EP3337291A1 EP17207786.9A EP17207786A EP3337291A1 EP 3337291 A1 EP3337291 A1 EP 3337291A1 EP 17207786 A EP17207786 A EP 17207786A EP 3337291 A1 EP3337291 A1 EP 3337291A1
Authority
EP
European Patent Office
Prior art keywords
heating element
heating
grid
heating device
fabric
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.)
Granted
Application number
EP17207786.9A
Other languages
German (de)
English (en)
Other versions
EP3337291B1 (fr
Inventor
Wolfgang Wittenhagen
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.)
EGO Elektro Geratebau GmbH
Original Assignee
EGO Elektro Geratebau 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.)
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Publication date
Application filed by EGO Elektro Geratebau GmbH filed Critical EGO Elektro Geratebau GmbH
Publication of EP3337291A1 publication Critical patent/EP3337291A1/fr
Application granted granted Critical
Publication of EP3337291B1 publication Critical patent/EP3337291B1/fr
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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
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H05B3/34—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater flexible, e.g. heating nets or webs
    • 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
    • H05B3/748—Resistive heating elements, i.e. heating elements exposed to the air, e.g. coil wire heater
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00—Details
    • F24C15/10—Tops, e.g. hot plates; Rings
    • F24C15/102—Tops, e.g. hot plates; Rings electrically heated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C7/00—Stoves or ranges heated by electric energy
    • F24C7/06—Arrangement or mounting of electric heating elements
    • F24C7/062—Arrangement or mounting of electric heating elements on stoves
    • F24C7/065—Arrangement or mounting of electric heating elements on stoves with reflectors
    • 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
    • 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
    • H05B3/688—Fabrication of the plates
    • 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
    • H05B1/00—Details of electric heating devices
    • H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
    • H05B1/0227—Applications
    • H05B1/0252—Domestic applications
    • H05B1/0258—For cooking
    • H05B1/0261—For cooking of food
    • H05B1/0266—Cooktops
    • 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
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/002—Heaters using a particular layout for the resistive material or resistive elements
    • 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
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/002—Heaters using a particular layout for the resistive material or resistive elements
    • H05B2203/007—Heaters using a particular layout for the resistive material or resistive elements using multiple electrically connected resistive elements or resistive zones
    • 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
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/014—Heaters using resistive wires or cables not provided for in H05B3/54
    • H05B2203/015—Heater wherein the heating element is interwoven with the textile

Definitions

  • the invention relates to a heating device with a flat heating element and a holding device for this heating element. Furthermore, the invention relates to a cooking appliance with such a heating device and a method for producing such a heating element, in particular for such a heating device.
  • the invention has for its object to provide a heating device mentioned above, a cooking appliance mentioned above and a method for producing a heating element with which problems of the prior art can be achieved and it is in particular possible, heating elements for advantageously usable heaters reliable and inexpensive manufacture and install.
  • the heating device has a planar heating element and a holding device for the heating element.
  • the heating element is held along an outer edge or its outer edge on the holding device. With at least 70% of its area, it runs freely between the holding device or within the holding device, advantageously with at least 85%. This means that on this surface portion neither on an upper side nor on an underside of the heating element attack or support holding devices or other holding means. As a result, a very good surface radiation of the heating power of the heating element is possible.
  • the heating element is a grid or a fabric which consists at least partially of heating conductor material or has heating conductor material.
  • a grid or fabric consist of thin heating element sections, for example of wires or filaments, with intermediate surfaces or free surfaces in between.
  • the heating element sections in turn can either themselves consist of heating conductor material or be at least partially coated with such, for example only on a side facing in one direction. Alternatively, they can also be coated all around or completely with heat conductor material or be sheathed.
  • a heating element can have a large number of intermediate surfaces between said heating element sections or between the wires or threads.
  • the intermediate surfaces can advantageously have a larger surface portion of the entire heating element than its heating element sections or wires.
  • Such a grid can also be punched out or etched out of a flat material, so that, as it were, a lattice shape remains.
  • the total area of the intermediate surfaces can be greater than the total area of the wires or threads.
  • it is 35% to 90% of the total area of the heating element, particularly advantageously 60% to 80%.
  • a heating element in the form of a woven fabric which may be woven either from wires or from threads or from a mixture thereof
  • the intermediate surfaces may be relatively small. Then, the total area of the interfaces or the free areas is smaller than the total area of the wires or filaments.
  • it is 5% to 40% of the total area of the heating element, particularly advantageously 10% to 30%.
  • the heating element is held at least at a plurality of holding points of the holding device.
  • Such breakpoints can advantageously along a Stop line run, in particular, the breakpoints are provided throughout as a stop line or more stop lines.
  • a planar reflector is provided for the heating element.
  • a reflector can be held particularly advantageous on the holding device under the heating element. It may be metallic, for example as a polished metal surface or the like, to reflect as well as possible the downwardly radiated heating energy upwards in the heating direction or in the direction of an aforementioned cooktop panel.
  • the reflector can be flat, curved or structured.
  • the holding device is formed circumferentially or closed.
  • This may be a kind of ring, advantageously with the aforementioned stop line or the amount of holding points for the heating element thereto, which correspond to its outer contour.
  • the shape of the heater can be basically arbitrary, for example, be round.
  • it is rectangular or at least in the form of a parallelogram.
  • a current may flow from one side of the parallelogram to the opposite side.
  • the holding device limits a lateral or lateral extent of the heating device.
  • the heating element is arranged and extends in terms of area, advantageously closed. This means that the heating element runs only within the holding device.
  • the holding device can advantageously also simultaneously form a thermal insulation, as per se of radiant heaters and also the aforementioned DE 19638640 A1 is known.
  • An electrical contact to the heating element can also extend along the holding device or at least along the holding device or be integrated therein.
  • the heating element may have two connection contacts on opposite outer sides or outer edges.
  • the terminal contacts may be formed as contact strips, for example as thin metal strips.
  • the contact strips may be attached to outer edges and thereby also an electrical contact to produce the heating conductor material. They can be folded around the outer edges for attachment and thus enclose the outer edges between them or be welded to edge strips along the outer sides, advantageously both.
  • a central holder is provided for mounting in this central region.
  • a linear holder may also be provided on such a central holder. This runs in particular in a rectangular or parallelogram-shaped heating element along a middle straight, so that the flat heating element is held or supported evenly.
  • Such a central holder may be connected to the other holding device, for example with its lower end. Thus, a kind of common pad can be provided.
  • a mechanical stabilization of the heating element can be effected in that the heating element is structured or deformed three-dimensionally perpendicular or perpendicular and parallel to the opposite outer edges or contact strips.
  • the heating element can for example be given a corrugated, sinusoidal or sawtooth-shaped structure. Alternatively, it may have trench-shaped or crater-shaped stabilizing indentations which are not directed or have no alignment as mentioned above. Corresponding measures for the stabilization of free surfaces are of sheet metal or the like. known.
  • the holding device particularly advantageously also a prescribed central holder, arranged on a thermal insulation pad.
  • the heating element has an aforementioned shape of a grid or of a fabric, then it may advantageously consist of elongate heating element sections which intersect or are brought together in different directions.
  • a fabric is usually made of warp threads and weft threads.
  • only one of the two types of filaments is advantageously electrically conductive for the heating element function or has heating conductor material or consists of heating conductor material.
  • the other thread then consists of an electric insulating material and can exert mainly a mechanical supporting effect.
  • ceramic fibers, basalt fibers or carbon fibers are suitable.
  • Such wires could also consist of a suitable metal and at least for the heating element function and be electrically conductive and fulfill the heating element function.
  • Metal alloys of, for example, nickel and chromium or iron, chromium and aluminum are used here.
  • wires in one direction could also be combined with threads in the other direction.
  • the wires can advantageously consist of heating conductor material or have such a feature for the heating element function.
  • a heating element may have the form of a grid and have substantially rectangular extending grid sections.
  • a grid may consist of quasi-intersecting Schumacherelementabitesen, but which are made in one piece, for example by punching out of a corresponding foil or a thin Schuleitermaterial. Then, such a heating element can be made in one piece and in one piece.
  • the heating element heating element sections and intervening openings have as intermediate surfaces.
  • the area fraction of the perforations or intermediate surfaces is advantageously greater than the area fraction of the heating element sections, particularly advantageously by a factor of 2 to 20, in particular by a factor of 5 to 10. If a heating element consists of an aforementioned tissue, then a significantly smaller factor is advantageous
  • the area fraction of the intermediate surfaces may be smaller than the area component of the heating element sections.
  • the heating element advantageously to electrically conductive Schumacherabroughen, at least partially coated with a catalytically active material.
  • a catalytically active material the entire heating element or some Schumacherabitese or some of the individual threads or wires may indeed consist entirely of such a catalytically active material.
  • a possible cooking appliance according to the invention may be a hob with a hob plate.
  • At least one heating device described above is arranged below the hob plate, advantageously several.
  • a heater can be used in principle as a radiation heater known per se and also operated.
  • the cooktop panel for thermal radiation should be as permeable as possible, for example, consist of glass ceramic, as is common practice.
  • the holding device presses the heating element as flat as possible to the underside of the hob plate, which should then be electrically insulating and, for example, may also consist of glass ceramic.
  • the heater or the heating element can work as contact heating and be operated for example with low voltage, ie 50 V AC or 120 V DC.
  • the heating element is operated in a temperature range of a few 100 ° C, advantageously 200 ° C to 500 ° C, but below the more than 1,000 ° C, where usually radiant heaters work.
  • An alternative cooking appliance according to the invention may be an oven with a baking oven muffle. At or in this oven muffle at least one prescribed heating device is arranged.
  • a heating device according to the invention may be arranged as a bottom heat radiator in the oven and to be mounted below a bottom of the baking oven muffle, as is known per se from the prior art.
  • tubular heaters are used in the prior art.
  • Another possibility is a use as a top heat radiator in the oven muffle.
  • Such a top heat radiator is usually mounted freely running on the underside of the ceiling of the oven muffle and can also be operated as a grill by glows with temperatures of about 700 ° C and thus generates radiant heat for grilling in the oven muffle.
  • the heater should also be suitable for use as a grill.
  • a heating element provided therewith may then be provided on or in the oven muffle, so that it comes into contact with the air in the baking oven muffle and can catalytically clean it by catalytic combustion of impurities or interfering particles contained therein.
  • a heating element can be arranged on a fan of a hot-air baking oven, where a ring-shaped tubular heater is normally used in a hot-air baking oven.
  • An advantageous method for producing a heating element provides that a grid or fabric is produced, as has been described above. It has heating element sections and a heating element function and has a planar design. It can be woven as a fabric with corresponding warp threads and weft threads or warp wires and weft wires. Such a material can either already be produced in strip form with a width which is subsequently also desired for the heating element or the heating device. Alternatively, it can be made as a larger surface and a strip cut out of it. As an alternative to such a production, a corresponding grid of a heating element made of heating conductor material can be punched, etched or laser cut.
  • a contact strip of electrically conductive strip material is attached to a strip of the desired width of the heating element in a continuous process at its two opposite outer edges.
  • electrically conductive strip material may be, for example, a thin sheet of electrically conductive material.
  • the contact strips with the strip from the grid or the fabric mechanically and electrically connected as a composite is advantageously done by welding. Particularly advantageously, this joining takes place in a continuous process, wherein both the said strip of the heating element and the strip material for the contact strips can be present in great length and, for example, on drums or the like. can be wound up, from which it is then wound up.
  • Such contact strips not only serve for uniform and secure electrical contact, but can also give a certain mechanical strength. Although this does not necessarily replace the aforementioned holding device, even if this would be possible. This also facilitates handling of the heating element when assembling a heating device.
  • a heating element is cut as a composite in a certain length by the elongated strips. This heating element is then installed just in the manner described above in a heater.
  • solid or strand-like electrical connection cables are attached to each contact strip. This is advantageously done by welding. Possibly also plug contacts can be attached directly or welded, in particular plug contact flags. So electrical connection cables can be easily plugged.
  • a fabric 10 which consists of warp threads and weft threads 14. Both threads are each not completely straight running formed here, resulting in a good structural cohesion of the fabric 10.
  • the warp threads 13 are made of Schuleitermaterial, for example, from the aforementioned alloys with nickel and chromium or with iron, chromium and aluminum.
  • the warp threads 13 are formed as fine wires.
  • weft threads 14 can also have a heating element function, they are advantageously electrically insulating and, above all, provided for the support or mechanical strength of the fabric 10. They consist of electrically insulating and correspondingly mechanically strong and above all temperature-resistant material, it is advantageous according to the maximum temperature and the scope of a heating element ceramic fibers, basalt fibers, carbon fibers or aramid fibers. It is particularly advantageous multifilaments.
  • a thickness or a diameter of the warp threads and / or the weft threads may be dimensioned according to the application, for example between 0.05 mm and 1 mm, advantageously between 0.1 mm and 0.5 mm.
  • the Fig. 2 shows by way of example a possible embodiment of a heating device 20 according to the invention with a finished heating element 11, in which a fabric 10 is processed, as will be explained below.
  • the flat heating element 11 is arranged on an outwardly extending, preferably rectangular retaining edge, advantageously clamped or inserted into slots and held therein.
  • the retaining edge 21 may, as well as a central holder 23 in the middle for the heating element 11, consist of appropriately temperature-resistant and good heat-insulating material, such as pressed vermiculite or similar material, as it is commonly used for radiant heaters in hobs.
  • the retaining edge 21 and the central holder 23 are supported on an insulating substrate 24, which consists of the same material.
  • the parts can even be made at least partially in one piece with one another.
  • a reflector 26 which may also be held by the central holder 23 and the retaining edge 21. It may be flat or slightly curved by means of a sag to possibly achieve a better reflection effect.
  • the heating device 20 is installed as heating in an inventive hob 30, as in the Fig. 2 is shown.
  • the hob 30 has a hob plate 32, under which or pressed against the underside of the heater 20 is arranged.
  • the heat generated by the heater 20 and the heating element 11 is radiated upward through the cooktop plate 32 in a pot placed thereon.
  • this essentially corresponds to an analogous replacement of an example of the aforementioned radiant heater and therefore need not be explained in detail.
  • a finished heating element 11 according to the invention is produced.
  • the fabric 10 is cut into elongated strips or is present in such and is inserted into the device 34.
  • the electrically insulating weft threads run in the direction of passage and the warp threads with the heating element function in a direction transverse thereto.
  • Partially folded contact strips 15a and 15b may then be brought to the outer sides and folded over one another by means of folding means, not shown, wherein the side edges of the fabric 10 are folded into the folded contact strips 15a and 15b.
  • the overlap here can be between 2 mm and 20 mm, advantageously 5 mm to 15 mm.
  • a seam seam welder 17a is provided on the left and a seam seam welder 17b is provided on the right. These weld the fabric 10 or the metal existing warp threads 13 with the contact strips 15a and 15b, and they may also take over the crimping under certain circumstances. By welding takes place on the one hand a secure and stabilizing mechanical connection, on the other hand, an electrical connection is made.
  • the finished desired heating elements 11 are cut in the appropriate length by means of a cutter 18.
  • the warp threads with the heating element function run from one contact strip 15a to the other contact strip 15b.
  • electrical connections 27 can be attached to the contact strips 15a and 15b, for example as short connecting wires. For this they can be welded on. Alternatively, solid contact plugs could be attached or welded as contact shoes or tabs.
  • the heating element 11 according to the Fig. 3 has a rectangular shape, for example, a square shape. Basically, a form of a parallelogram would be possible, but practical applications are rare.
  • the Fig. 4 shows by way of example a further possible embodiment of a heating element 11 'according to the invention similar to that which according to FIG. Fig. 3 is obtained.
  • a corrugated or trench-like structure is introduced into the heating element 11 'or into the fabric 10' from warp threads 13 'and weft threads 14' and in particular into the lateral contact strips 15a 'and 15b'. This serves to stabilize the heating element 11 'as a whole, in particular of the fabric 10'.
  • oblique or longitudinal trenches or similar structures could also be introduced, for example also crossed structures in the manner of a known diamond pattern.
  • trenches 10 there could be more and narrower trenches, resulting in an aforementioned wavy structure.
  • the trenches 10 'could also be modified so that they are quasi pointed shaped or bent as a kind of the aforementioned sawtooth.
  • the structures could be introduced in both directions, for example alternately.
  • FIG. 5 an embodiment of a further heating element 111 is shown in plan view, which is designed as a grid or is lattice-like.
  • a centrally arranged grid structure 110 replaces the fabric 10 of the so to speak Fig. 1 and 3 ,
  • a strip of corresponding width, as well as the fabric 10, as previously described, is clinched, welded and thus mechanically and electrically bonded between two contact strips 115a and 115b.
  • the grid 110 has been made here by etching from thin foil of a Schuleitermaterials. Alternatively, it could be punched or lasered. Again, the flow of current from one contact strip 115a to the other contact strip 115b.
  • the pattern of the structure in the direction of the longitudinal direction of the contact strips 115 is advantageously regular, which may be particularly advantageous in general for a heating element according to the invention.
  • a further embodiment of a heating element 211 is shown according to the invention.
  • This is also formed like a grid, but with a different grid than according to the Fig. 5 , Elongated heating element sections are designed in the manner of shafts, which are connected to one another by webs.
  • the production of such a grid 210 is advantageously carried out as previously for the grid 110 of Fig. 5 described.
  • this grid 210 is also folded in the manner described in two contact strips 215a and 215b for mechanical and electrical connection.
  • Fig. 7 is a modification of the depiction of Fig. 2 shown with a heater 320 which is permanently tensioned in a special way.
  • a holding edge 321 extends from the left edge of the heating element 311, an electrical connection 327 down, which also causes an attachment, possibly in addition to a holder on the retaining edge 321.
  • an electrical connection 327 down In the right area also runs an electrical connection 327 down.
  • a tension weight 329 is arranged, which pulls the right terminal 327 down so to speak.
  • a spring 328 arranged to the left of the connection 327, a certain mechanical tension is additionally generated as a pull which pulls the heating element 311 as smoothly as possible.
  • the most planar and planar shape of the heating element 311 can be achieved.
  • an oven 36 is shown with an oven muffle 37 and a oven door 38.
  • a heating element 11 is provided in one piece as a bottom heat radiator below the oven muffle 37, below a glass ceramic plate 39, which in turn is particularly permeable for heat radiation as in the hob 30 of Fig. 2 ,
  • the exact holding device for the heating element 11 is not shown here, but may, for example, accordingly of the Fig. 1 or 7 be. It can also be seen that this lower heating element 11 can be relatively large.
  • the top heat radiator is provided, for example by the combination of two narrow heating elements 11.
  • Both the radiator for the top heat and for the bottom heat can be made in one piece or consist of an array of rectangular heating elements that have the same or different side and length dimensions. So it is possible to adjust for a uniform heating or browning of cooking, roasting or grilling both the top heat and the bottom heat partially different.
  • a hot air function shown in the Fig. 8 is off for the oven 36 Fig. 8 , just for the sake of clarity, separated, a hot air function shown.
  • a fan 41 provided for this purpose is arranged in the rear region of the oven muffle 37.
  • a heating element 11 is arranged, which heats the blown through or through the air conveyed for the hot air function of the oven 36.
  • the heating element 11 may be here at least partially coated with a catalytically active material, advantageously completely coated.
  • a holding device for the heating element 11 is not shown in detail, but easily imaginable. So again, especially the two contact strips 15 on the sides are to attach the heating element 11.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Resistance Heating (AREA)
  • Surface Heating Bodies (AREA)
EP17207786.9A 2016-12-19 2017-12-15 Dispositif de chauffage, appareil de cuisson doté d'un dispositif de chauffage et procédé de fabrication d'un élément chauffant Active EP3337291B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102016225462.6A DE102016225462A1 (de) 2016-12-19 2016-12-19 Heizeinrichtung, Kochgerät mit einer Heizeinrichtung und Verfahren zur Herstellung eines Heizelements

Publications (2)

Publication Number Publication Date
EP3337291A1 true EP3337291A1 (fr) 2018-06-20
EP3337291B1 EP3337291B1 (fr) 2020-09-09

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EP17207786.9A Active EP3337291B1 (fr) 2016-12-19 2017-12-15 Dispositif de chauffage, appareil de cuisson doté d'un dispositif de chauffage et procédé de fabrication d'un élément chauffant

Country Status (4)

Country Link
US (1) US20180176994A1 (fr)
EP (1) EP3337291B1 (fr)
DE (1) DE102016225462A1 (fr)
ES (1) ES2831383T3 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019208228A1 (de) 2019-06-05 2020-12-10 E.G.O. Elektro-Gerätebau GmbH Heizeinrichtung mit einem flächigen Heizelement, Kochgerät mit und Verfahren zur Herstellung einer solchen Heizeinrichtung
WO2021170232A1 (fr) 2020-02-26 2021-09-02 E.G.O. Elektro-Gerätebau GmbH Dispositif de chauffage

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JPS4026128Y1 (fr) * 1964-03-28 1965-09-06
DE19638640A1 (de) 1996-09-21 1998-04-02 Ako Werke Gmbh & Co Strahlungsheizkörper mit einem Metallfolien-Heizleiter
DE102004041007A1 (de) * 2004-08-16 2006-02-23 E.G.O. Elektro-Gerätebau GmbH Kochfeldplatte sowie Kochfeld mit einer solchen Kochfeldplatte

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DE102016225462A1 (de) 2018-06-21
EP3337291B1 (fr) 2020-09-09
US20180176994A1 (en) 2018-06-21
ES2831383T3 (es) 2021-06-08

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