EP2925086A1 - Dispositif de plaque de cuisson - Google Patents

Dispositif de plaque de cuisson Download PDF

Info

Publication number
EP2925086A1
EP2925086A1 EP15157843.2A EP15157843A EP2925086A1 EP 2925086 A1 EP2925086 A1 EP 2925086A1 EP 15157843 A EP15157843 A EP 15157843A EP 2925086 A1 EP2925086 A1 EP 2925086A1
Authority
EP
European Patent Office
Prior art keywords
cooking
sensor
light source
heating
hob
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
EP15157843.2A
Other languages
German (de)
English (en)
Other versions
EP2925086B1 (fr
Inventor
Sergio Llorente Gil
Daniel Palacios Tomas
Julio Rivera Peman
Alberto Ignacio SIN USE
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 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 Hausgeraete GmbH filed Critical BSH Hausgeraete GmbH
Publication of EP2925086A1 publication Critical patent/EP2925086A1/fr
Application granted granted Critical
Publication of EP2925086B1 publication Critical patent/EP2925086B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/06—Control, e.g. of temperature, of power
    • H05B6/062—Control, e.g. of temperature, of power for cooking plates or the like
    • 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
    • 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
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
    • H05B6/12—Cooking devices
    • H05B6/1209—Cooking devices induction cooking plates or the like and devices to be used in combination with them
    • H05B6/1218—Cooking devices induction cooking plates or the like and devices to be used in combination with them with arrangements using lights for heating zone state indication
    • 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
    • H05B2213/03—Heating plates made out of a matrix of heating elements that can define heating areas adapted to cookware randomly placed on the heating 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
    • 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 invention relates to a hob device according to the preamble of claim 1.
  • a cooktop apparatus comprising a variable cooktop area provided for heating cooking utensils set up at an erect position, and a cooktop panel below which a plurality of heating elements of the variable cooktop area are disposed.
  • the hob device comprises a sensor which is arranged below the hob plate and has an increased sensor density in a region of the installation position.
  • a light source in the form of a diode is proposed, which is also located directly below the hob plate, in a region of the heating elements.
  • a hob device with a cooktop plate and a single heating element which is arranged below the hob plate and which is provided for heating cooking utensils at a set-up.
  • a light source for example in the form of a light bulb, a halogen lamp or a diode, and an infrared sensor are arranged.
  • the cooktop apparatus comprises a first waveguide and a second waveguide.
  • the first waveguide transmits infrared radiation emitted by a cooking appliance set up at the set-up position to the infrared sensor.
  • the second waveguide guides light emitted by the light source to the set-up position.
  • the sensor and the light source are arranged in a vicinity of the heating element, which is why the two waveguides are very short and only bridge the heating element.
  • the object of the invention is in particular to provide a generic device with improved properties in terms of high design flexibility.
  • the object is achieved by the features of claim 1, while advantageous embodiments and modifications of the invention can be taken from the dependent claims.
  • the invention is based on a cooktop device, in particular an induction cooktop device, with a variable cooktop area, which is provided for heating cooking utensils set up in at least one set-up position, and with at least one light source, which is intended to illuminate the at least one set-up position.
  • the hob device comprise at least one waveguide which is at least provided to guide light emitted by the at least one light source to the at least one set-up position.
  • a "cooktop device” should in particular be understood as meaning at least one part, in particular a subassembly, of a cooktop, in particular an induction cooktop.
  • the hob device may also comprise the entire hob, in particular the entire induction hob.
  • a "variable cooking surface area” is to be understood in particular an advantageous two-dimensional area which is provided for heating cooking utensils, in particular to heat the upright cooking utensils, and which is intended to form at least one cooking zone adapted to at least one set cooking utensil.
  • a plurality of heating elements in particular of the hob device, which are preferably arranged in a matrix and are provided in particular for supplying the variable cooktop area with energy required for heating cooking utensils installed in at least one heating operating state, are associated with the variable cooktop area.
  • a "set-up position" is to be understood in particular as a partial area of the variable cooktop area in which a cooking utensil is placed and / or placed for heating, wherein the set-up position is in particular formed by a surface of a cooktop panel, in particular the cooktop apparatus, which is in an installed position carries a weight of the placed cooking utensils and / or food.
  • a “light source” is to be understood in particular as an element which is provided in at least one operating state for emission of electromagnetic radiation, in particular at least visible light.
  • visible light is to be understood in particular electromagnetic radiation from a wavelength range of 380 nm to 780 nm.
  • the light source is intended to illuminate the at least one set-up position
  • the light source is intended, at least before a set of cooking utensils
  • the cooking utensil is preferably set up to achieve in particular an optimized cooking result, for example, with respect to a cooking temperature and / or on a cooking temperature and / or cooking time and / or a holding temperature
  • a "waveguide” should in particular be understood as an element which is intended to transmit electromagnetic radiation, in particular visible light and / or infrared radiation, advantageously both visible light and infrared radiation, in the longitudinal direction of the waveguide, in particular to be transported , in particular via total reflections within the waveguide.
  • the waveguide is provided to at least substantially prevent entry and / or exit of electromagnetic radiation in directions oriented at least substantially perpendicular to the longitudinal direction.
  • infrared radiation is meant in particular electromagnetic radiation from a wavelength range of 180 nm to 0.3 mm.
  • provided is intended to be understood in particular specially programmed, designed and / or equipped. The fact that an object is intended for a specific function should in particular mean that the object fulfills and / or executes this specific function in at least one application and / or operating state.
  • a high constructive flexibility can be achieved by the configuration of this type, wherein the at least one light source can be placed in particular at any desired locations.
  • the at least one light source can be arranged in this way in particular against heat emitted by the heating elements, whereby low demands are placed on a material of the at least one light source. This low cost can be achieved.
  • placed cooking utensils can be placed precisely at the intended at least one set-up position, whereby in particular a faster cooking process and / or an optimized cooking result can be achieved.
  • an aesthetic appearance of a cooking surface, in particular of the cooktop can be achieved when the operating unit is deactivated, in particular when the cooktop is deactivated.
  • the hob device comprises at least one sensor which is provided, in at least one heating operating state, a temperature of a cooking utensil set up at the at least one set-up position
  • the at least one sensor preferably has at least one measuring point at the at least one set-up position.
  • a "measuring point” is to be understood in particular as meaning a two-dimensional partial area of the cooktop area which has an extension of at most 1 cm ⁇ 1 cm, in particular 0.5 cm ⁇ 0.5 cm, advantageously of at most 0.2 cm ⁇ 0.2 cm and preferably at most 0.1 cm x 0.1 cm.
  • a “sensor” is to be understood as meaning, in particular, at least one element which has at least one detector for detecting at least one sensor parameter and which is intended to output a value characterizing the at least one sensor parameter, wherein the at least one sensor parameter is advantageously one physical and / or chemical size is.
  • the at least one sensor could be designed as a contact sensor, in particular as a resistance sensor, preferably as an NTC resistor.
  • the at least one sensor is advantageously embodied as an infrared sensor and is provided for detecting infrared radiation emitted by the cooking utensil set up at the at least one set-up position.
  • an "infrared sensor” should be understood to mean, in particular, a sensor which has at least one IR-sensitive detector and / or which is intended to measure at least one intensity and / or wavelength of incident infrared radiation.
  • the at least one waveguide is at least provided to conduct infrared radiation emitted by the cooking utensil set up at the at least one set-up position to the at least one sensor.
  • the at least one waveguide is thus at least provided, preferably at the same time, to guide infrared radiation from the cooking utensil set up at the at least one set-up position to the at least one sensor and light emitted by the at least one light source to the at least one set-up position.
  • the cooktop device could comprise at least one further waveguide, wherein the at least one further waveguide and the at least one waveguide could lead to different measuring points at the at least one set-up position.
  • the cooktop device comprises at least one further waveguide which is at least provided to conduct infrared radiation emitted by the cooking utensil set up at the at least one set-up position to the at least one sensor.
  • the at least one further waveguide is provided, in particular, for conducting infrared radiation emitted by the cooking utensil arranged at the at least one set-up position to the at least one sensor, the at least one waveguide being provided in particular for light emitted by the at least one light source to guide the at least one installation position.
  • the hob device comprise at least one heating element which is provided to heat the cooking utensil erected at the at least one set-up position in the at least one heating operating state, wherein the at least one sensor and the at least one heating element at least in a vertical direction and in particular additionally spaced apart in a horizontal direction.
  • the at least one sensor and the at least one heating element in the vertical direction at a distance of at least 1 cm, in particular of at least 3 cm, more preferably of at least 5 cm, advantageously of at least 7 cm.
  • the at least one sensor and the at least one heating element in the horizontal direction at a distance of at least 5 cm, in particular of at least 10 cm, particularly advantageous from at least 15 cm, advantageously of at least 20 cm, preferably of at least 30 cm and more preferably of at least 40 cm.
  • the sensor has a distance to the installation position in the vertical direction and in particular additionally in the horizontal direction of at least 20 cm, in particular of at least 25 cm, advantageously of at least 30 cm.
  • the sensor has a distance to the installation position in the vertical direction and in particular additionally in the horizontal direction of a maximum of 100 cm, in particular of a maximum of 80 cm, advantageously of a maximum of 60 cm.
  • the at least one sensor and the at least one light source are in particular arranged together, advantageously in a near zone, wherein a distance between the at least one sensor and the at least one light source is at most 3 cm, in particular at most 2 cm and advantageously at most 1 cm.
  • a distance between the at least one sensor and the at least one light source is at most 3 cm, in particular at most 2 cm and advantageously at most 1 cm.
  • the hob device comprises a control unit which is provided to perform an automated cooking operation in the at least one heating operating state based on the temperature detected by the at least one sensor at the at least one set-up position.
  • a "control unit” should in particular be understood to mean an electronic unit which is preferably at least partially integrated in a control and / or regulating unit of the hob and which is preferably provided to control and / or regulate at least one heating power of the heating elements.
  • the control unit preferably comprises a computing unit and, in particular in addition to the computing unit, a memory unit with a control and / or regulating program stored therein, which is intended to be executed by the computing unit.
  • the control unit is intended to interact with a control unit.
  • control unit is intended to perform an "automated cooking process" based on the temperature detected by the at least one sensor at the at least one set-up position
  • the control unit is provided in at least one operating mode at least a Heating power of a heating zone, which is formed in particular at the at least one installation position for heating the set up at the at least one cooking garnish, in particular independent of an operator intervention, in particular depending on at least one cooking parameter, preferably at least depending on a particular predetermined cooking temperature of the at at least one Aufstellposition arranged Gargeschirrs, at least partially automated and preferably fully automatic to adapt
  • the control unit for adjusting the heating power of the heating zone in particular uses the temperature detected by the at least one sensor, in particular for comparison with the cooking parameters.
  • the predetermined cooking temperature may in particular be predetermined by an operator and / or by a cooking program, which is stored in particular in the storage unit of the control unit.
  • the control unit is provided to regulate the heating power in time to at least substantially a predetermined, in particular configured by operator inputs, time course, in particular a constant value and / or to deviate from a constant value course, the cooking parameter.
  • the control unit is provided to set a heating power of the heating zone according to a predetermined, in particular operator-configured, time profile of the heating power.
  • control unit could be provided to keep the at least one light source continuous, in particular always, advantageously independent of an activation of the operating unit and thus in particular of the cooktop, in an activated state. It is also conceivable that the control unit is provided to activate the at least one light source after the first activation of the operating unit and to deactivate it upon deactivation of the operating unit. Preferably, however, the control unit is provided for activating the at least one light source, at least after the first activation of the automated cooking operation, by means of an operating unit, in particular in order to identify the at least one set-up position of the cooking utensil.
  • the control unit is in particular provided for, after initial activation of the operating unit an operating input by means of To wait for the control unit to activate the automated cooking process for the first time before the control unit activates the at least one light source.
  • the at least one set-up position of the cooking utensil is characterized by carrying out the automated cooking process by means of the at least one light source, wherein the control unit is advantageously provided to output information for setting up the cookware at the at least one set-up position by means of the operating unit, which is illuminated in particular by means of the at least one light source.
  • Fig. 1 shows a cooktop 32, which is formed as an induction cooktop, with a cooktop device 10, which is designed as an induction cooktop device.
  • the cooktop apparatus 10 comprises a cooktop panel 34 for setting up cooking utensils 14.
  • the cooktop apparatus 10 comprises a variable Cooking surface area 12, which is provided for heating cooking dishes 14 set up at at least one set-up position 16.
  • the hob device 10 includes a plurality of heating elements 36 (see. Fig. 2 ) to a generation of energy.
  • the heating elements 36 which are formed in the present case as induction heating elements are arranged in an installed position below the hob plate 34. In an assembled state, the heating elements 36 are arranged in the form of a matrix.
  • movable heating elements could be provided, wherein the hob device could in particular comprise at least one actuator which is provided, at least in the at least one heating operating state of at least one movable heating element of the movable heating elements, the at least one heating element at least within to move at least a portion of the variable cooking surface area. In the following, only one of the heating elements 36 will be described.
  • the heating element 36 is associated with the variable cooking surface area 12. In the installed position and in an activated state, the heating element 36 leads the variable cooktop area 12 at least at installation positions of cooking utensils 14 to heat up the erected cooking utensil 14 energy, in particular Form of electromagnetic fields. In the activated state, the variable cooktop area 12 heats cooking utensils 14 placed above the variable cooktop area 12 by means of the energy generated by the heating element 36.
  • the cooktop device 10 comprises a detection unit (not shown). The detection unit is at least partially formed integrally with the heating element 36 and provided to detect by means of a known per se measurement of at least one figure of merit set cooking utensils 14. Alternatively, further embodiments of a detection unit that appear appropriate to a person skilled in the art are conceivable.
  • the hob device 10 comprises a light source 16, which is intended to illuminate the two installation positions 16 (see. Fig. 2 ).
  • the light source could be designed to illuminate a different number of set-up positions, for example three, four, five or more set-up positions.
  • the Hob device comprises a separate light source for each installation position.
  • the hob device would accordingly have two light sources, which would respectively be provided for illumination of a set-up position.
  • various light sources that appear reasonable to a person skilled in the art are conceivable.
  • the light source could comprise a light bulb, a halogen lamp, a fluorescent lamp and / or a diode.
  • the light source 18 when viewed in a plan view, is disposed in an edge area of the cooking field plate 34. Thus, the light source 18 is disposed outside of the variable cooking surface area 12.
  • the light source 18 is arranged in a vertical direction 26 and in a horizontal direction 38 to the heating element 36, which provides the required energy for heating the raised at the Aufstellposition 16 Gargeschirrs 14 energy. Accordingly, the light source 18 and the installation position 16 are arranged at a distance.
  • the hob device 10 comprises two waveguides 20, which are each provided at least to direct light emitted by the light source 18 to one of the set-up positions 16. In the following, only one of the waveguides 20 will be described.
  • the waveguide 20 bridges a distance between the light source 18 and the installation position 16.
  • the waveguide could for example have a length of at least 50 mm, in particular of at least 100 mm, advantageously of at least 250 mm and preferably of at least 500 mm.
  • the waveguide could have a length of up to 900 mm.
  • the waveguide 20 has a length of substantially 150 mm.
  • the waveguide could, for example, be provided for guiding light emitted by the light source to a central point, in particular a center, of the set-up position, the light source being intended in particular to illuminate only this central point.
  • the waveguide could guide light emitted from the light source to a light guide which frames the set-up position and emits light in the vertical direction, particularly in the direction of a surface of the variable cooktop area.
  • the light source would be provided in particular to a border of the installation position illuminate.
  • the waveguide 20 has a beam splitter (not shown) which scatters light emitted by the light source 18 when it leaves the waveguide 20.
  • the light source 18 is in this case intended to illuminate a large part, in particular substantially the entire surface, of the installation position.
  • the hob device 10 comprises a sensor 22, which is provided to detect temperatures of cooking utensils 14 set up at the set-up positions 16 in the heating operating state.
  • the cooktop device could comprise a different number of sensors, for example a sensor for each set-up position.
  • the sensor 22 is arranged in a vicinity of the light source 18.
  • the sensor 22, which is designed as an infrared sensor, is protected by infrared radiation emitted by the heating element 36.
  • the sensor 22 is arranged in the edge region of the cooking field plate 34 when viewed in a plan view. Thus, the sensor 22 is disposed outside of the variable cooking surface area 12.
  • the heating element 36 and the sensor 22 are spaced apart in the vertical direction 26 and in the horizontal direction 38.
  • the senor has a protective element, which is intended to protect the sensor from stray radiation, in particular in the range of infrared radiation.
  • the sensor 22 detects infrared radiation emitted by a cooking utensil 14 set up at the set-up position 16 in the heating operating state.
  • the sensor 22 is intended for the detection of high temperatures, in particular of at least 140 ° C., advantageously of at least 180 ° C., particularly advantageously of at least 200 ° C. and preferably of at least 220 ° C., and thus suitable in particular for a frying process.
  • a field of view of the sensor 22 through the heating element 36 through to the hob plate 34 is optically clear in the infrared spectral range.
  • the hob plate 34 is specially treated at a detection area 40, where infrared radiation emitted by a cooking utensil 14 set up at the set-up position 16 is transmitted through the hob plate 34, in particular to improve transmissivity and / or infrared-reflective properties. Such a treatment could be done for example by laser bombardment. It is also conceivable that the hob plate is formed in the detection area of a different material, which is provided in particular for a transmission of infrared radiation, as in adjacent areas. Alternatively, further treatments and / or embodiments of the cooktop panel that appear appropriate to a person skilled in the art are conceivable.
  • One end of the waveguide 20 is arranged in an installed position below the detection area 40.
  • the waveguide 20 guides light emitted by the light source 18 to the set-up position 16.
  • the light source 18 emits electromagnetic radiation having one wavelength outside a wavelength range of infrared radiation. In this case, the light source 18 in particular emits only visible light. A superimposition of light emitted by the light source 18 and the infrared radiation emitted by the cooking utensil 14 set up at the set-up position 16 can be avoided in particular by virtue of their different wavelengths.
  • the hob device 10 comprises two further waveguides 24 (see. Fig. 4 ).
  • the further waveguide 24 conducts, in particular exclusively, infrared radiation emitted by the cooking utensil 14 set up at the set-up position 16 to the sensor 22.
  • the waveguide 20 emits light emitted by the light source 18 to the set-up positions 16 the light emitted by the light source 18 and the infrared radiation emitted by the cooking utensil 14 set up at the set-up position 16 can be achieved.
  • the hob device 10 comprises an operating unit 30 for inputting operating commands (cf. Fig. 1 ).
  • the operating unit 30 has a touch screen.
  • the operating unit 30 is also provided for outputting and / or displaying information to an operator.
  • the operating unit 30 is arranged in the edge region of the hob plate 34.
  • the hob device 10 further comprises a control unit 28 which executes actions and / or makes and / or changes depending on the operating commands entered by means of the operating unit 30.
  • the control unit 28 is provided for controlling and regulating the heating elements 36.
  • control unit 28 in response to a detection of the cooking utensil 14 set up, is supplied with heating elements 36 which are covered by the cooking unit 14 and are set up by the detection unit Heating zones together.
  • the control unit 28 operates the heating elements 36 combined to form heating zones.
  • the control unit 28 is provided for controlling the light source 18.
  • the control unit 28 is provided for an evaluation of the temperature detected by the sensor 22.
  • the light source 18 and the sensor 22 are arranged in a vicinity of the control unit 28. Here, the light source 18 and the sensor 22 above an electronic board of the control unit 28 are arranged (see. Fig. 2 ).
  • the operating unit 30 is activated. Subsequently, for example, an operator activates an automated cooking process by means of an operating input by means of the operating unit 30. After initial activation of the automated cooking process by an operator input by means of the control unit 30, the control unit 28 activates the light source 18 (see. Fig. 3 ).
  • the control unit 28 activates the light source 18 in particular after each activation of the automated cooking process by means of an operating input by means of an operating unit 30.
  • the control unit 28 After activation of the light source 18, the control unit 28 in a further method step by means of the operating unit 30, a request for setting up a Gargeschirrs 14 at the installation position 16, which is illuminated by the light source 18, to an operator. If the operator subsequently sets a cooking utensil 14 at the set-up position 16, the detection unit detects the erected cooking utensil 14 and transmits the information to the control unit 28. After setting up the cooking utensil 14 at the set-up position 16, the control unit 28 in the heating operating state based on from the sensor 22 detected temperature at the set-up position 16 by an automated cooking process.
  • the control unit 28 performs the automated cooking process after initial activation of the automated cooking process and specification of cooking parameters, in particular by a predetermined cooking temperature and / or a predetermined cooking temperature and / or a predetermined cooking time and / or a predetermined holding temperature by operating input by means of the control unit 30 independently , in particular independently of further operating inputs by means of the operating unit.
  • the control unit 28 compares the temperature detected by the sensor 22 with the predetermined cooking temperature and accordingly controls the heating power of the heating elements 36. Is the of the sensor 22nd If the temperature detected by the sensor 22 is greater than the predetermined cooking temperature, the control unit 28 reduces the heating power of the heating elements 36.
  • the Control unit 28 via the control unit 30 information about the completion of the automated cooking process to the operator. Until removal of the cooking utensil 14 from the set-up position 16, the control unit 28 maintains a temperature of the cooking utensil 14 at a value of the predetermined holding temperature.
  • the control unit 28 deactivates the light source 18 after setting up the cooking utensil 14 at the set-up position during the duration of the automated cooking process.
  • the control unit leaves the light source in an activated state during the duration of the automated cooking process.
  • the control unit activates the light source substantially at the same time as activating the operating unit and, in particular, leaves it in an activated state until deactivation of the operating unit.
  • the control unit could be designed to activate the light source for a continuous, uniform emission of light.
  • the control unit could be provided to operate the light source in at least one time interval or permanently pulsed, in particular to cause a flicker of light.
  • control unit could signal the operator a current state by activating different light sources, wherein, for example, a green illuminated set-up position could signal the operator readiness to set up the cooking utensil at the set-up position.
  • an orange illuminated installation position could signal to the operator that at least one further operating input by means of the operating unit is required before setting up the cooking utensil at the installation position.
  • a red illuminated installation position could signal the operator to a malfunction.
  • the control unit could be provided to additionally output information to the operator by means of the operating unit.
  • the sensor is provided for detecting the temperatures of cooking utensils set up at the set-up positions in time multiplexing.
  • the hob device comprises a switch which is intended to connect the sensor in a first time period with a first waveguide of the two waveguides and in a second time period with a second waveguide of the two waveguides, wherein a switching between the first Period and the second period, in particular at short time intervals, for example within a maximum of 1 s, in particular of a maximum of 0.5 s, advantageously of at most 0.1 s and preferably of at most 0.01 s.

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Electric Stoves And Ranges (AREA)
  • Electric Ovens (AREA)
EP15157843.2A 2014-03-24 2015-03-05 Dispositif de plaque de cuisson Active EP2925086B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES201430410A ES2546578A1 (es) 2014-03-24 2014-03-24 Dispositivo de campo de cocción

Publications (2)

Publication Number Publication Date
EP2925086A1 true EP2925086A1 (fr) 2015-09-30
EP2925086B1 EP2925086B1 (fr) 2016-10-12

Family

ID=52598670

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15157843.2A Active EP2925086B1 (fr) 2014-03-24 2015-03-05 Dispositif de plaque de cuisson

Country Status (2)

Country Link
EP (1) EP2925086B1 (fr)
ES (2) ES2546578A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019011586A1 (fr) * 2017-07-11 2019-01-17 BSH Hausgeräte GmbH Dispositif de table de cuisson

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4405610A1 (de) * 1994-02-22 1995-08-24 Hurst & Schroeder Gmbh Leuchtvorrichtung zur Beleuchtung einer transparenten Glaskeramikplatte mit wenigstens einem Kochfeld
EP2104399B1 (fr) 2007-01-16 2013-07-10 Panasonic Corporation Dispositif de chauffage par induction
EP2670211A2 (fr) 2012-05-31 2013-12-04 BSH Bosch und Siemens Hausgeräte GmbH Dispositif de champ de cuisson
WO2014030315A1 (fr) * 2012-08-24 2014-02-27 パナソニック株式会社 Élément chauffant à induction
EP2703727A1 (fr) * 2012-09-03 2014-03-05 BSH Bosch und Siemens Hausgeräte GmbH Dispositif d'appareil ménager

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6169486B1 (en) * 1999-07-19 2001-01-02 General Electric Company Monitoring and control system for monitoring the temperature of a glass ceramic cooktop
JP2002147762A (ja) * 2000-11-14 2002-05-22 Fuji Photo Film Co Ltd 食品調理器
JP4123085B2 (ja) * 2003-07-17 2008-07-23 松下電器産業株式会社 誘導加熱調理器
JP5372839B2 (ja) * 2010-06-11 2013-12-18 日立アプライアンス株式会社 誘導加熱調理器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4405610A1 (de) * 1994-02-22 1995-08-24 Hurst & Schroeder Gmbh Leuchtvorrichtung zur Beleuchtung einer transparenten Glaskeramikplatte mit wenigstens einem Kochfeld
EP2104399B1 (fr) 2007-01-16 2013-07-10 Panasonic Corporation Dispositif de chauffage par induction
EP2670211A2 (fr) 2012-05-31 2013-12-04 BSH Bosch und Siemens Hausgeräte GmbH Dispositif de champ de cuisson
WO2014030315A1 (fr) * 2012-08-24 2014-02-27 パナソニック株式会社 Élément chauffant à induction
DE112013004163T5 (de) * 2012-08-24 2015-05-13 Panasonic Intellectual Property Management Co., Ltd. Induktionsheizeinrichtung
EP2703727A1 (fr) * 2012-09-03 2014-03-05 BSH Bosch und Siemens Hausgeräte GmbH Dispositif d'appareil ménager

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019011586A1 (fr) * 2017-07-11 2019-01-17 BSH Hausgeräte GmbH Dispositif de table de cuisson

Also Published As

Publication number Publication date
ES2546578A1 (es) 2015-09-24
EP2925086B1 (fr) 2016-10-12
ES2602230T3 (es) 2017-02-20

Similar Documents

Publication Publication Date Title
EP2326882B1 (fr) Dispositif de plaque de cuisson
DE102007057076B4 (de) Kochfeld und Verfahren zum Betrieb eines Kochfeldes
EP1704754B1 (fr) Procede pour commander un processus de cuisson sur une table de cuisson et table de cuisson permettant de mettre en oeuvre ce procede
EP2688366B1 (fr) Dispositif de champ de cuisson
EP1580487B1 (fr) Plaque de cuisson controlé de manière électronique avec plusieurs plaques électriques et procédé pour son opération
EP2670211A2 (fr) Dispositif de champ de cuisson
WO2015172877A1 (fr) Dispositif de commande pour appareil électronique
EP2703728B1 (fr) Dispositif de plaque de cuisson
DE102009020628A1 (de) Kochfeld und Verfahren zum Erhitzen von auf dem Kochfeld aufgestellten Kochgefäßen
DE112013003978T5 (de) Induktionsheizvorrichtung
EP2065650B1 (fr) Appareil ménager doté d'une interface utilisateur comprenant un élément de réglage
EP3297397A1 (fr) Procédé de fonctionnement d'une plaque de cuisson dotée d'une pluralité de dispositifs de chauffage
DE102006052875B4 (de) Anordnung zum Einstellen eines Haushaltsgeräts
EP3330617B1 (fr) Plaque de cuisson et procédé de fonctionnement d'une telle plaque de cuisson
EP2925086B1 (fr) Dispositif de plaque de cuisson
EP1758431A2 (fr) Plaque de cuisson commandée électroniquement comportant plusieurs feux et le procédé de commande de tels feux
EP3082378B1 (fr) Plaque de cuisson
EP3187785B1 (fr) Plaque de cuisson comprenant une détection de gestes
EP3738407B1 (fr) Système de table de cuisson
DE102004059822B4 (de) Verfahren zum Betrieb eines Induktionskochfelds
EP0852330A1 (fr) Procédé et dispositif pour la mesure de la température opérationnelle à au moins un endroit d'un corps en verre ou en vitrocéramique, qui est soumis aux grandes varations de la tepérature opérationnelle
DE102014216709A1 (de) Kochfeldvorrichtung
EP2258986A2 (fr) Plaque de cuisson
DE19505551C2 (de) Glaskeramik-Kochfeld mit Anzeigeeinrichtungen für deren Kochstellen
DE102004016631A1 (de) Vorrichtung und Verfahren zur Überwachung der Temperatur eines Kochgeschirrs auf einer Abdeckung eines Kochfeldes sowie von weiteren Vorgängen auf der Abdeckung

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

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

AX Request for extension of the european patent

Extension state: BA ME

17P Request for examination filed

Effective date: 20160330

RBV Designated contracting states (corrected)

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

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20160527

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

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: 837484

Country of ref document: AT

Kind code of ref document: T

Effective date: 20161015

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: 502015000220

Country of ref document: DE

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20161012

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2602230

Country of ref document: ES

Kind code of ref document: T3

Effective date: 20170220

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

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: 20161012

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 3

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: 20161012

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: 20170112

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: 20161012

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: 20161012

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: 20161012

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: 20170212

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: 20170213

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: 20161012

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: 20161012

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: 20161012

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502015000220

Country of ref document: DE

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

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: 20161012

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: 20161012

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: 20161012

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: 20161012

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: 20161012

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

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

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: 20170112

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: 20161012

26N No opposition filed

Effective date: 20170713

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: 20161012

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: 20161012

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

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: 20170305

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: 20170305

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20170331

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 4

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

Ref country code: BE

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

Effective date: 20170331

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

Ref country code: MT

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: 20161012

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: LI

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

Effective date: 20180331

Ref country code: CH

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

Effective date: 20180331

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: 20150305

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

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: 20161012

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: 20161012

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

Ref country code: TR

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: 20161012

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

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: 20161012

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: 20161012

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 837484

Country of ref document: AT

Kind code of ref document: T

Effective date: 20200305

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: 20200305

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

Ref country code: DE

Payment date: 20240331

Year of fee payment: 10

Ref country code: GB

Payment date: 20240322

Year of fee payment: 10

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

Ref country code: IT

Payment date: 20240329

Year of fee payment: 10

Ref country code: FR

Payment date: 20240320

Year of fee payment: 10

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

Ref country code: ES

Payment date: 20240417

Year of fee payment: 10