EP2638776A1 - Appareil électroménager et procédé de fabrication d'un dispositif de chauffage d'appareil électroménager - Google Patents

Appareil électroménager et procédé de fabrication d'un dispositif de chauffage d'appareil électroménager

Info

Publication number
EP2638776A1
EP2638776A1 EP11775778.1A EP11775778A EP2638776A1 EP 2638776 A1 EP2638776 A1 EP 2638776A1 EP 11775778 A EP11775778 A EP 11775778A EP 2638776 A1 EP2638776 A1 EP 2638776A1
Authority
EP
European Patent Office
Prior art keywords
household appliance
conductor layer
heater
carrier
heating
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
EP11775778.1A
Other languages
German (de)
English (en)
Other versions
EP2638776B1 (fr
Inventor
Frank JÖRDENS
Jürgen Salomon
Philipp Schaller
Gerhard Schmidmayer
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 EP2638776A1 publication Critical patent/EP2638776A1/fr
Application granted granted Critical
Publication of EP2638776B1 publication Critical patent/EP2638776B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
    • H05B3/14—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
    • H05B3/145—Carbon only, e.g. carbon black, graphite
    • 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
    • F24C7/04—Stoves or ranges heated by electric energy with heat radiated directly from the heating element
    • F24C7/046—Ranges
    • 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
    • H05B3/22—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible
    • H05B3/26—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base
    • H05B3/262—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base the insulating base being an insulated metal plate
    • 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
    • H05B2214/00—Aspects relating to resistive heating, induction heating and heating using microwaves, covered by groups H05B3/00, H05B6/00
    • H05B2214/04—Heating means manufactured by using nanotechnology

Definitions

  • the invention relates to a household appliance with a household appliance heater, wherein the household appliance heater has at least one, applied to a carrier material of a carrier, electrically conductive Schuleiter Mrs.
  • the invention further relates to a method for producing such household appliance heating.
  • Heaters which have an electrically insulating carrier material and a thick-film heating conductor track applied thereon as a heating element. Furthermore, heat conductor pastes based on precious metals, in particular Ag / Pd-containing pastes, are known.
  • WO 2008/055535 A1 discloses a heatable flooring system for floors, ceiling and walls.
  • the decking system includes decking panels provided with coupling means at at least one longitudinal edge for interconnecting decking panels, the decking panels being provided with electrical heating means and having electrical contact means for electrically interconnecting panels.
  • the electric surface heating may consist of an electrically conductive coating.
  • the electrical surface heating can be applied, for example, by means of spray painting, roll coating, knife coating, screen printing coating or inkjet coating or a combination of these methods.
  • the electrically conductive coating can be formed from a fluid which can be dried out after being applied to the covering plates.
  • the electrically conductive fluid is graphite paint or carbon paint.
  • the fluid contains carbon or graphite particles in order to increase the electrical conductivity and / or to make the fluid electrically conductive.
  • the fluid contains nanoscale, electrically conductive particles or so-called “multiwalled carbon nanotubes”.
  • Wderstandsloomonne In household appliances usually WderstandsLiteonne be used in the form of tubular heaters, for example as a radiator in an oven or in dishwashers for warming up liquor. It is the object of the present invention to provide an improved heating of a household appliance, in particular cooking appliance.
  • the object is achieved by a domestic appliance having at least one household appliance heater, the domestic appliance heater having at least one electrically conductive heating conductor layer applied to a carrier material of a carrier.
  • the at least one heat conductor layer includes carbon nanotubes (CNT) and / or graphene, and the substrate comprises or consists essentially of enamel, metal (e.g., steel, particularly stainless steel, aluminum, etc.), plastic, or glass.
  • This household appliance has the advantage over domestic appliances with conventional tubular heating bodies that it responds more quickly and is thus better suited for temperature control.
  • This household appliance heater containing carbon nanotubes also has lower heat inhomogeneities, in particular no pronounced heat peaks.
  • the at least one heat conductor layer By applying the at least one heat conductor layer to the enamel, the metal, in particular the stainless steel, the plastic or the glass, etc., the at least one heat conductor layer can be attached directly or in close proximity to usual carriers to be heated, whose surfaces consist of these support materials , Thus, an adaptation performance is negligible. Also, a particularly good heat transfer and compact design is possible.
  • These carriers may comprise, for example, a stovepipe or a muffle of a furnace, a drum container for a washing machine or a process air duct of a tumble dryer.
  • the at least one heating conductor layer can for example be applied directly to an electrically insulating material, eg enamel, plastic or glass.
  • an electrically insulating material for example an insulating layer, may be inserted between the at least one heat conductor layer and the carrier.
  • the carbon nanotubes may comprise single walled tubes (SWCNT), double walled tubes (DWCNT) and / or multiwalled tubes (MWCNT).
  • the carbon nanotubes may comprise open and / or closed tubes.
  • the carbon nanotubes may be empty and / or filled. The carbon nanotubes and / or the graphene do not decompose during operation, even at high temperature.
  • the heat conductor layer may have a single-layer or multi-layer structure.
  • the heat conductor layer may comprise a conductive layer covered by a protective layer and having the carbon nanotubes.
  • the support may comprise at least one further material under the support material, e.g. a material of a body, while the carrier material is a material of an outer layer of the carrier.
  • the Schuleiter Wein be applied directly to the body, the material then corresponds to the carrier material.
  • the household appliance may in particular be a cooking appliance, e.g. an oven, wherein the at least one household appliance heater e.g. can be used as a bottom heat radiator and / or as a top heat radiator.
  • the household appliance may alternatively be e.g. a washing machine, an actively heated food support, a cooking space divider, a kettle, a toaster, etc. be.
  • the carrier is a housing bounding a treatment chamber of the household appliance and the at least one heat conductor layer is arranged on an outer side of the housing.
  • the housing may be, for example, a stovepipe or a muffle of a furnace, a drum container for a washing machine or a process air duct of a tumble dryer.
  • at least one heat conductor layer may be arranged on an inner side of a housing bounding a treatment chamber, for example on an inner wall of a process air duct of a tumble dryer, since the operating temperatures there are typically not so high that foreign bodies can accumulate in considerable numbers on the household appliance heating.
  • the household appliance is an oven (in particular oven)
  • the housing is a furnace muffle and the household appliance heater is arranged in particular (outside) on a bottom and / or top of the oven muffle.
  • the household appliance heating is therefore an oven heater.
  • the oven may, for example, be present as a single oven and / or an oven / microwave oven combination.
  • the outside of the oven muffle may be coated with enamel, so that the carrier material of the carrier is enamel.
  • the carrier material may be made of stainless steel.
  • the household appliance is a washing machine
  • the household appliance heating is a lye heating
  • the housing is a drum housing and the lye heating is arranged on an outer side, in particular underside, of the drum housing.
  • the drum housing may be made of metal, in particular stainless steel, or of plastic, so that the carrier material may be corresponding to metal or plastic. The use of metal other than stainless steel is possible in principle.
  • an inner side of the housing limiting the treatment space in particular an inner side of a furnace muffle, is lined with polytetrafluoroethylene.
  • domestic appliance heating can be advantageously used in particular for this purpose since, by avoiding the heat peaks, unwanted decomposition of the polytetrafluoroethylene (at about 400 ° C.) is avoided and the at least one heating conductor layer can still be operated at a high nominal temperature below the decomposition temperature of the teflon.
  • the carrier material here may also be ceramic or glass ceramic.
  • the household appliance is an insertion part for insertion into a furnace muffle, e.g. a cooking space divider or an actively heating food support.
  • the heat conductor layer may in particular be provided on an inaccessible surface of the insertion part, e.g. an inside, be arranged.
  • the household appliance is adapted to the Schuleiter Mrs at a maximum (operating) temperature of not more than 350 ° C, in particular at a maximum temperature of not more than 330 ° C to operate.
  • a temperature is sufficient in particular for operating a baking oven without a pyrolysis function, wherein, in particular, at the same time a sufficient distance from the decomposition temperature of the polytetrafluoroethylene can be maintained.
  • additives to the polytetrafluoroethylene can be used, which are no longer usable at temperatures of more than 350 ° C, for example, many colors or metallic tinsel to create a metallic appearance.
  • the Schuleiter Mrs can also be operated at a higher maximum temperature, for example, at least 450 ° C.
  • the maximum operating temperature of the heat conductor layer can also be significantly lower, e.g. do not exceed a temperature in a range between 70 ° C and 150 ° C. It is also an embodiment that the heat conductor layer has a maximum continuous service temperature of up to 350 ° C. As a result, typical cooking temperatures to be generated in a cooking appliance can be reliably achieved permanently.
  • the heat conductor layer has a maximum continuous use temperature of up to 500 ° C.
  • the household appliance heating can also be used for a pyrolysis operation.
  • the heat conductor layer has a maximum continuous service temperature of up to 800 ° C, e.g. for use with a grill radiator.
  • the at least one heat conductor layer has been applied to the carrier material as a paste containing carbon nanotubes and / or graphene.
  • the paste is especially during the application of pasty consistency and is subsequently cured, for example by a firing process.
  • the paste is in particular a solid-liquid mixture (suspension) with a high content of solids.
  • the paste is, for example, in contrast to a fluid, in particular no longer flowable, but brush-on.
  • the paste is a screen printing paste.
  • the paste can thus be applied by means of a screen printing process, which allows a precise, fine and inexpensive application.
  • the paste can alternatively be applied, for example, by means of a roller coating or a knife coating.
  • the paste may comprise an electrically non-conductive base material or matrix material.
  • the at least one heat conductor layer has a vitreous base material with carbon nanotubes and / or graphene (particles) distributed therein.
  • a base material has the advantages of high temperature resistance, good cleanability and chemical resistance.
  • the carbon nanotubes and / or graphite particles are also protected against atmospheric oxygen, which particularly effectively prevents their decomposition.
  • the base material can have other additives besides the carbon nanotubes and / or graphite particles.
  • graphite or carbon black may also be added.
  • the at least one heat conductor layer is contacted by means of at least one contact element made of a noble metal-containing, in particular silver-containing, paste.
  • both the heating conductor layer and the at least one contact element can be cured together, which simplifies production.
  • the at least one heat conductor layer forms at least one surface heating element.
  • the at least one heat conductor layer is at least partially, in particular substantially exclusively, rectangular, e.g. square, shaped. This achieves a particularly large heating surface.
  • the heating conductor layer may be in particular electrically contacted on two opposite sides, in particular in each case over substantially the entire length of the sides. This allows a large-scale current input.
  • the at least one heat conductor layer is present as at least one heating conductor.
  • the heating conductor can at least partially wise meandering.
  • the heating conductor can in particular be a stretched structure, in particular a web or a belt, whose length is significantly greater than its width.
  • the heating conductor layer may be present or applied in particular in thick-film or thin-film technology.
  • the layer thickness may in particular not exceed 500 micrometers, in particular below 100 micrometers.
  • the object is further achieved by a method for producing a domestic appliance heater, comprising at least the following steps: (a) applying a carbon nanotube and / or graphite-containing coating material, in particular paste, in the form of at least one heat conductor layer on a carrier material with or out Enamel, stainless steel or glass and (b) curing, especially firing, of the coating material.
  • a method for producing a domestic appliance heater comprising at least the following steps: (a) applying a carbon nanotube and / or graphite-containing coating material, in particular paste, in the form of at least one heat conductor layer on a carrier material with or out Enamel, stainless steel or glass and (b) curing, especially firing, of the coating material.
  • This step may be performed at least in part after the step (a) of applying the coating material containing at least one carbon nanotube and / or graphite particle.
  • the application of the coating material is carried out by means of a screen printing process.
  • the coating material is advantageously a dedicated screen-printing paste for this purpose. The screen printing process allows a precise and inexpensive application.
  • the object is further achieved by a method for operating at least one oven heating a cooking appliance with a furnace muffle, which is lined on its inside at least partially with polytetrafluoroethylene, wherein the furnace heating in continuous operation to not more than 350 ° C, in particular not more than 330 ° C, heated.
  • the methods can be configured, for example, further analogously to the devices.
  • FIG. 1 shows in a view obliquely from above a household appliance heater according to a first embodiment
  • FIG. 2 shows a top view of a household appliance heater according to a second embodiment
  • FIG. 3 shows a flowchart for producing a household appliance heater
  • FIG. 4 shows a sectional view of an inventive household appliance in the form of a baking oven.
  • FIG. 5 shows a sectional side view of an insertion part for a cooking chamber with a household appliance heater according to a third embodiment.
  • 1 shows a household appliance heater 1 of a first embodiment, which is mounted on a carrier 2 on an electrically insulating carrier material 2, e.g. Enamel or glass, is applied.
  • Household appliance heater 1 has an electrically conductive heating conductor layer in the form of a heating conductor 3, which is essentially meandering on the carrier material 2.
  • the heating conductor 3 has two spaced-apart ends, which are closed by means of a respective electrically conductive contact element in the form of a contact pad 4. Via the contact fields 4, an electrical voltage can be applied to the heating conductor 3, as a result of which it can be heated in a defined manner due to its ohmic resistance.
  • the electrically insulating carrier material 2 prevents a short circuit.
  • the heating conductor 3 has been applied here as a paste in layer form on the carrier 2.
  • the paste has a base material (matrix material) with carbon fibers distributed therein. lenstoffnanorschreibchen and / or graphite particles.
  • a thickness of the paste and thus at least approximately also the heating conductor 3 is preferably not more than 500 microns, especially not more than 100 microns, especially after curing.
  • the base material may in particular be an electrically insulating base material, especially a vitreous base material.
  • the glassy base material is after hardening particularly resistant to chemical and mechanical stress.
  • the contact fields 4 may also have been applied as a paste or as a fluid, as a result of which they can be processed particularly well together with the heating conductor 3.
  • the contact fields 4 have in particular Ag or Ag / Pd.
  • the heating conductor 3 may have a comparatively very high electrical conductivity.
  • the heating conductor 3 can be designed to be particularly small (for example, particularly thin). This reduces a thermal inertia, and the household appliance heater 1 can respond to a temperature control very fast.
  • the household appliance heater 13 has here two elongated strip conductors 14 as electrical contact elements, between which a sectioned rectangular heating conductor layer 15 is located in sections as a heating element.
  • the tracks 14 may comprise, for example, silver or a silver alloy, as well as, alternatively, e.g. have a conductive carbon modification.
  • the heating conductor layer 15 has, similar to the heating conductor 3, carbon nanotubes and / or graphite particles, in particular in a glassy matrix.
  • the conductor tracks 14 and the heating conductor layer 15 are applied here on a carrier 16 made of glass, ceramic or glass ceramic as the carrier material in the form of a disk.
  • 3 shows a flowchart for producing a household appliance heater, explained purely by way of example with reference to the household appliance heater 1 from FIG.
  • a first step S1 the heating conductor 3 (generally: Schuleiter GmbH) by means of a carbon nanotube and / or graphite-containing and thereby electrically conductive screen printing paste printed on the support 2 by means of a screen printing process.
  • the contact fields 4 are also printed by means of a screen printing process as a precious metal-containing, in particular silver-containing, paste.
  • the printing can be done on the carrier 2 and / or on the Schuleiterbahn 3. Alternatively or additionally, the contact fields 4 or a part thereof may be printed prior to the printing of the heating conductor 3.
  • the heating conductor 3 and the contact fields 4 are cured together. The curing can be carried out, for example, at low temperatures or by firing at higher temperatures.
  • the first step S1 may comprise a multistage printed circuit in a multilayer heating conductor 3, e.g. first, a conductive layer or conductive layer containing the carbon nanotubes and / or graphite particles, followed by overlapping application of a protective layer or protective layer.
  • a multilayer heating conductor 3 e.g. first, a conductive layer or conductive layer containing the carbon nanotubes and / or graphite particles, followed by overlapping application of a protective layer or protective layer.
  • FIG. 4 shows a sectional view from the front of a vertical sectional plane of a household appliance in the form of a baking oven 5, which has a housing for the treatment of food in the form of a baking tube 6 or oven muffle.
  • the stovepipe also represents a carrier for the household appliance heater 1 shown here purely by way of example.
  • the baking tube 6 as the carrier has a base body 7 made of sheet metal, which is coated on its outside with enamel 8 as the carrier material and on its inside with polytetrafluoroethylene 9.
  • the enamel 8 thus forms the outside of the oven 6, while the polytetrafluoroethylene 9 forms the inside.
  • On a bottom 10 and on an upper side 1 1 of the oven 6 each have a household appliance heater 1 is present.
  • the household appliance heaters 1 form a bottom heat radiator or a top heat radiator.
  • the Schuleiterbahnen 3 are directly on the electrically insulating enamel 8. Since the heat transfer to the oven 6 is very good, the heat losses are low.
  • the Schuleiterbahnen 3 are operated at not more than 330 ° C, controlled by a control device 12. This prevents together with the low temperature inhomogeneities decomposition of the polytetrafluoroethylene 9. Furthermore, a stoving of foreign particles to the polytetrafluoroethylene 9 is prevented.
  • the polytetrafluoroethylene 9 has metallic tinsel.
  • the insertion part 17 may e.g. a heated food support and / or a cooking space divider be, with at least one household appliance heater 23.
  • the at least one household appliance heater 23 has at least one planar, rectangular Bankleitertik 18 with carbon nanotubes and / or graphite particles as an electrically conductive material.
  • the at least one heat conductor layer 18 is arranged on a surface of the insertion part 17 which is not accessible to a user, namely in a closed interior 19 of a housing 20 serving as a support.
  • the housing 20 here exemplarily consists of a metallic base body (which serves as the carrier), wherein the main body externally, e.g. can be covered with enamel or polytetrafluoroethylene.
  • the at least one heat conductor layer 18 rests on the base body via an insulating layer 21.
  • the inside 22 of the insertion part 17 or the housing 20 is not enamelled.
  • the household appliance heater 23 also has the heat conductor layer 18 on two sides contacting electrical contact lines 24.
  • the shape of the heat conductor layer can be designed differently, for example, not web or ribbon.
  • the Schuleiterbahnen 3 may be laid differently than meandering, eg staircase. LIST OF REFERENCES

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Resistance Heating (AREA)

Abstract

L'invention concerne un appareil électroménager (5) équipé d'au moins un dispositif de chauffage (1), ce ou ces dispositifs de chauffage (1) présentant au moins une couche thermoconductrice (3) électriquement conductrice appliquée sur un matériau support d'un support (2). La ou les couches thermoconductrices (3) contiennent des nanotubes de carbone et/ou du graphène, et le matériau support comprend de l'émail (8), du métal, en particulier de l'acier inoxydable, du plastique ou du verre. L'invention concerne également un procédé de fabrication d'un dispositif de chauffage (1) d'appareil électroménager, ce procédé comprenant au moins une étape (a) consistant à appliquer un matériau de revêtement contenant des nanotubes de carbone et/ou du graphène sous la forme d'au moins une couche thermoconductrice (3) sur un matériau support d'un support (2) comprenant de l'émail, de l'acier inoxydable, du plastique ou du verre et une étape (b) consistant à faire durcir le matériau de revêtement.
EP11775778.1A 2010-11-08 2011-10-26 Appareil électroménager et procédé de fabrication d'un dispositif de chauffage d'appareil électroménager Active EP2638776B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010043534A DE102010043534A1 (de) 2010-11-08 2010-11-08 Haushaltsgerät und Verfahren zum Herstellen einer Haushaltsgeräteheizung
PCT/EP2011/068703 WO2012062572A1 (fr) 2010-11-08 2011-10-26 Appareil électroménager et procédé de fabrication d'un dispositif de chauffage d'appareil électroménager

Publications (2)

Publication Number Publication Date
EP2638776A1 true EP2638776A1 (fr) 2013-09-18
EP2638776B1 EP2638776B1 (fr) 2021-01-27

Family

ID=44863033

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11775778.1A Active EP2638776B1 (fr) 2010-11-08 2011-10-26 Appareil électroménager et procédé de fabrication d'un dispositif de chauffage d'appareil électroménager

Country Status (3)

Country Link
EP (1) EP2638776B1 (fr)
DE (1) DE102010043534A1 (fr)
WO (1) WO2012062572A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11696370B2 (en) 2020-04-22 2023-07-04 Whirlpool Corporation Household appliance with immersible heater

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012223461A1 (de) * 2012-12-17 2014-06-18 BSH Bosch und Siemens Hausgeräte GmbH Bauteil und Verfahren zur Herstellung desselben
DE102014201639A1 (de) 2014-01-30 2015-07-30 BSH Hausgeräte GmbH Backrohr
EP3040013A1 (fr) * 2014-12-31 2016-07-06 Indesit Company S.p.A. Procédé de chauffage pour appareils ménager et machine à laver associée
WO2017178841A1 (fr) * 2016-04-15 2017-10-19 Fgv Cambridge Nanosystems Limited Éléments de chauffage, échangeurs de chaleur et ensembles d'éléments de chauffage
CN109413773A (zh) * 2017-08-18 2019-03-01 王敏 一种石墨烯电热膜(电热板)电热取暖炕板的制作方法
IT201700109605A1 (it) 2017-09-29 2019-03-29 Verniciature Bresciane S R L Piano cottura con rivestimento riscaldante
CN112996153A (zh) * 2019-12-12 2021-06-18 上海烯有新材料有限公司 一种石墨烯加热板及其制备方法和应用

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3450025A (en) * 1966-04-04 1969-06-17 Gen Electric Oven having one heat source for providing both baking and under-fired broiling
KR100749886B1 (ko) * 2006-02-03 2007-08-21 (주) 나노텍 탄소나노튜브를 이용한 발열체
PL2095683T3 (pl) 2006-11-10 2017-07-31 Kronoplus Technical Ag Ogrzewalny system okładzinowy
DE102007043807A1 (de) * 2007-09-13 2009-03-19 Schürmann, Heinrich Backofen mit Steinplatten und Infrarotheizung
US20090272728A1 (en) * 2008-05-01 2009-11-05 Thermoceramix Inc. Cooking appliances using heater coatings
US20100122980A1 (en) * 2008-06-13 2010-05-20 Tsinghua University Carbon nanotube heater
DE202009000136U1 (de) * 2008-07-29 2009-05-20 Beier, Gerhard M., Dipl.-Ing. Infrarot-CNT-Heizeinrichtung

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
None *
See also references of WO2012062572A1 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11696370B2 (en) 2020-04-22 2023-07-04 Whirlpool Corporation Household appliance with immersible heater

Also Published As

Publication number Publication date
DE102010043534A1 (de) 2012-05-10
WO2012062572A1 (fr) 2012-05-18
EP2638776B1 (fr) 2021-01-27

Similar Documents

Publication Publication Date Title
EP2638776A1 (fr) Appareil électroménager et procédé de fabrication d'un dispositif de chauffage d'appareil électroménager
EP2457412B1 (fr) Chauffage, notamment chauffage à haute température, ainsi que son procédé de fabrication
DE60207540T2 (de) Isolierende schicht für ein heizelement
DE602004011386T2 (de) Dünnschichtheizelement
EP1672958B1 (fr) Chauffage tubulaire à couche épaisse
CH694535A5 (de) Sichtfenster für Backöfen.
DE102007058833A1 (de) Heizeinrichtung für eine Waschmaschine, Waschmaschine mit einer Heizeinrichtung sowie Verfahren zum Betrieb einer Heizeinrichtung
KR101488898B1 (ko) 탄소나노튜브를 이용한 투명 발열기판 및 이의 제작방법
DE3409925A1 (de) Heizkoerper fuer haushaltgeraete
DE102008024888A1 (de) Induktionsheizeinrichtung und Verfahren zur Herstellung einer Induktionsheizeinrichtung
KR20090010252U (ko) 페이스트 조성물을 이용한 히터
EP1293597B1 (fr) Dispositif de chauffage pour machine à laver
DE112005003684B4 (de) Wärmebehandlungshaltevorrichtung und Wärmebehandlungsvorrichtung und Verfahren
DE908882C (de) Elektrischer Widerstand und Verfahren zu seiner Herstellung
EP3329736B1 (fr) Dispositif de chauffage pour appareil ménager
EP2464196B1 (fr) Insert d'espace de cuisson pouvant être chauffé et appareil de cuisson doté d'au moins une source de micro-ondes
EP2680666B1 (fr) Sèche-cheveux
WO2012139958A1 (fr) Plaque chauffante pour appareil de mise en forme des cheveux
DE3545267A1 (de) Durch strom aufheizbares flaechenheizelement
DE69732406T2 (de) Herstellungsverfahren für Flächenheizkörper und damit hergestellte Flächenheizkörper
WO2015150188A1 (fr) Dispositif chauffant, appareil ménager et procédé
DE2160626B2 (de) Elektrisches Widerstandsheizelement
WO2002069768A1 (fr) Appareil de cuisson presentant une surface de cuisson en verre ou en vitroceramique, a faconnage multidimensionnel et non plane
DE102005054611B4 (de) Verfahren zur Herstellung mäanderförmiger Widerstandsschichten von elektrisch beheizbaren Spiegelgläsern
WO2017021076A1 (fr) Liaison thermique de structures de couches pulvérisées de dispositifs de chauffage

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20130610

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: BSH HAUSGERAETE GMBH

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20170418

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20200922

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 1359482

Country of ref document: AT

Kind code of ref document: T

Effective date: 20210215

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502011017048

Country of ref document: DE

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20210127

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG9D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210527

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210428

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210427

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210427

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210527

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502011017048

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20211028

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210527

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20211031

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20211026

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211026

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211026

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211031

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211031

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211031

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211031

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211026

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 1359482

Country of ref document: AT

Kind code of ref document: T

Effective date: 20211026

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20211026

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20111026

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20231031

Year of fee payment: 13

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210127