WO2019048972A1 - Dispositif table de cuisson - Google Patents

Dispositif table de cuisson Download PDF

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Publication number
WO2019048972A1
WO2019048972A1 PCT/IB2018/056426 IB2018056426W WO2019048972A1 WO 2019048972 A1 WO2019048972 A1 WO 2019048972A1 IB 2018056426 W IB2018056426 W IB 2018056426W WO 2019048972 A1 WO2019048972 A1 WO 2019048972A1
Authority
WO
WIPO (PCT)
Prior art keywords
hob
diffusion unit
cooking
light
light source
Prior art date
Application number
PCT/IB2018/056426
Other languages
German (de)
English (en)
Inventor
Rafael Alonso Esteban
Pilar Blasco Herranz
Eduardo Imaz Martinez
Sergio Llorente Gil
Damaso Martin Gomez
Marta OSTA LOMBARDO
Maria PARRA BORDERÍAS
Original Assignee
BSH Hausgeräte 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 Hausgeräte GmbH filed Critical BSH Hausgeräte GmbH
Priority to DE112018004918.3T priority Critical patent/DE112018004918A5/de
Publication of WO2019048972A1 publication Critical patent/WO2019048972A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00—Details
    • F24C15/10—Tops, e.g. hot plates; Rings
    • F24C15/102—Tops, e.g. hot plates; Rings electrically heated
    • F24C15/104—Arrangements of connectors, grounding, supply wires
    • 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
    • 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
    • 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
    • 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 apparatus according to the preamble of claim 1 and a method for operating a hob apparatus according to the preamble of claim 12.
  • a hob device which has a hob plate and arranged in an installed position below the hob light source.
  • the light source emits light in the direction of a Garware installation area arranged on a surface of the hob plate.
  • the light emitted by the light source passes unimpeded on the way to the Garrairraufstell Scheme a diffusion unit of the hob device.
  • the diffusion unit is designed as an integrating sphere.
  • the light emitted from the light source is reflected on a cooking-dish bottom.
  • a disadvantage of such an embodiment is also that the light emitted by the light source in the form of a single unscattered light beam enters the Gargeschirraufstell Scheme, whereby the reflected light on the Gargeschirrêt is highly dependent on a texture of the Gargeschirrteils, such as a surface roughness. As a result, a measurement of a temperature is affected and possibly distorted.
  • the object of the invention is in particular to provide a generic device with improved properties in terms of a construction.
  • the object is achieved by the features of claims 1 and 12, 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 at least one cooktop plate and with at least one light source, which is intended to emit light in the direction of at least one cooking dish area arranged on a surface of the cooktop plate. It is proposed that the cooktop device has at least one diffusion unit, which is arranged at least for the most part in an installed position between the light source and the cooking dish area and is intended to light the light emitted by the light source, in particular spatially, before entering the cooking dish area to scatter. Due to the configuration of the invention, in particular a construction can be advantageously improved.
  • a “cooktop device”, in particular an “induction 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.
  • a "cooking field plate” is to be understood in particular as a unit which is provided for setting up cooking utensils in at least one operating state and which is in particular provided for part of a cooktop outer casing, in particular the cooktop device and / or a cooktop having the cooktop device,
  • the cooktop panel in an installed position forms a part of the cooktop outer housing which faces a user
  • the cooktop panel consists in particular at least for the most part of glass and / or glass ceramic at least 70%, in particular at least 80%, advantageously at least 90% and preferably at least 95%.
  • the light source is provided in particular for electromagnetic radiation, in particular in the form of visible light and / or advantageously of infrared radiation, in the direction of the cooking dish area.
  • electromagnetic radiation is meant in particular electromagnetic radiation from a wavelength range of 780 nm to 0.3 mm,
  • the light source is intended to emit electromagnetic radiation in a wavelength range substantially to a wavelength range of one of the cooking utensils
  • the light source is in particular intended to emit electromagnetic radiation having a wavelength of at least substantially 1550 nm
  • the light source could be intended to comprise electromagnetic radiation having a wavelength of at least substantially 1600 nm and / or of at least substantially 1650 nm.
  • the term "at least essentially” is to be understood in particular to mean that a deviation from the value is in particular not more than 25%, advantageously not more than 10%, and preferably maximum 5% of the value.
  • the light source could be formed, for example, as a laser and / or as a light emitting diode.
  • the light source could have at least one LED.
  • a “cookware serving area” is to be understood in particular as meaning a two-dimensional area which is formed in particular by a surface of the hob plate which faces an operator in an installed position, and which in particular provides for setting up at least one cooking utensil for heating the cooking utensil
  • the cooking area device surrounds at least one heating element, which is arranged in an installed position, in particular below the cooking dish area.
  • the cooking dish area particularly surrounds the heating element at least partially and advantageously at least to a large extent a "main extension plane" of an object should be understood in particular a plane which is parallel to a largest side surface of a smallest imaginary geometric cuboid, wel cher completely encloses the object, and in particular runs through the center of the cuboid.
  • a "diffusion unit” is to be understood in particular as meaning a unit which is intended to have a proportion of at least 75%, in particular of at least
  • the diffusion unit is provided in particular to a proportion of at most 10%, in particular of at most 8%, advantageously of a maximum of 5%, particularly advantageously of at most 3% and preferably of not more than 1% of incident on a first side light on a first side opposite second page to transmit and let this portion of the light in particular unchanged.
  • the diffusion unit advantageously has an at least substantially plate-like shape, as a result of which the diffusion unit can be produced in a particularly simple and / or cost-effective manner and / or, in particular, by which a particularly compact design can be achieved.
  • the diffusion unit has at least one longitudinal extension and in particular at least one transverse extension oriented perpendicular to the longitudinal extension in particular, which are in particular substantially larger than a thickness of the diffusion unit.
  • a “longitudinal extent” of an object should be understood as meaning, in particular, an extension of the object along a direction of longitudinal extent of the object
  • a “longitudinal extension direction” of an object should be understood to mean, in particular, a direction which is aligned parallel to a longest side of a smallest imaginary geometrical cuboid the object just completely encloses.
  • a maximum distance of two points of a vertical projection of the object onto a plane should be understood as an “extension” of an object "Thickness” of an object should be understood to mean, in particular, a length of a shortest side of a smallest imaginary geometrical cuboid which just completely encloses the object.
  • the diffusion unit could at least for the most part consist of glass and / or glass ceramic and / or plastic and / or silicone.
  • the diffusion unit could, when viewed perpendicularly, extend to a main extension plane of the cooktop panel, in particular over substantially a whole extension of the cooktop panel.
  • the diffusion unit when viewed perpendicular to a main plane of extent of the cooktop panel, the diffusion unit could be confined to individual areas, such as, in particular, an extension of the cooking dish setting area.
  • the hob device has at least one detection unit which is provided to detect at least one reflectivity parameter of a cooking utensil set up in the cookware serving area and / or light coming from the cookware serving area.
  • a "reflectivity characteristic" of a cooking utensil is to be understood in particular to mean a parameter which is suitable for determining a reflectivity of the cooking utensil and is preferably used by the control unit for this purpose and / or which is in particular designed as a parameter which at least partially characterizes a value of a reflectivity, such as, for example, an amplitude of an electrical signal and / or a strength of an electrical signal and / or a pulse duration of an electrical signal and / or advantageously one Intensity and / or wavelength of electromagnetic radiation, in particular infrared radiation.
  • a "reflectivity" of an object should in particular be understood as a property of the object of reflecting electromagnetic radiation as a function of a temperature of the object and in particular in addition to a dependence on the temperature as a function of wavelength and advantageously independent of a direction, in particular of an incident direction
  • the reflectivity is also referred to as a reflectance and advantageously as a hemispherical spectral reflectance.
  • the cooktop device has, in particular, at least one control unit which is provided to determine at least one emissivity of at least the cooking utensil set up in the cookware serving area on the basis of the reflectivity parameter detected by the detection unit and / or on the basis of the light detected by the detection unit.
  • an "emissivity" of an object should in particular be understood as a property of the object to emit electromagnetic radiation as a function of a temperature of the object and in particular in addition to a dependence on the temperature as a function of wavelength and advantageously independent of a direction, in particular an emission direction
  • the emissivity is also referred to as a hemispherical spectral emissivity
  • a "control unit” is to be understood as meaning, in particular, an electronic unit, preferably in a control and / or regulating unit a cooking field is at least partially integrated and which is preferably provided to control at least one supply unit, in particular the hob device, and / or to regulate.
  • 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 term "provided” should be understood to mean specially programmed, designed and / or equipped.Assuming that an object is intended for a specific function should in particular mean that the object fulfills this specific function in at least one application and / or operating state and / or performs. It is further proposed that the diffusion unit is provided to light the light emitted by the light source with respect to at least one particular point on a surface of the diffusion unit facing the cooking dish area in at least one mounted state over a solid angle of at least ⁇ , in particular of at least 3 ⁇ / 2 and advantageous to sprinkle of at least 2 ⁇ . In particular, the
  • Diffusion unit provided to scatter the light emitted from the light source with respect to at least one particular point on a Gargarirraufstell Scheme in at least one mounted surface facing surface of the diffusion unit in at least substantially a whole the Gargeschirrillerstell Scheme facing hemisphere.
  • the hob device could, in particular, exclusively comprise the diffusion unit, which could be provided in particular for scattering the light emitted by the light source, in particular spatially, in particular exclusively before entry into the cooking dish setting area.
  • the hob device preferably has at least one further diffusion unit which is provided to scatter light reflected from the cooking dish area and, in particular, reflected on the cooking plate bottom of the cooking utensil set up in the cooking dish area, in particular before reaching the detection unit.
  • the further diffusion unit is arranged in an installed position at least to a large extent between the detection unit and the Gargeschirraufstell Scheme.
  • the diffusion unit and the further diffusion unit could, in particular, be two separate units and, in particular, be arranged spaced apart from each other spatially in at least one mounted state.
  • the diffusion unit could be arranged in a near zone of the light source and in particular the further diffusion unit in a near zone of the detection unit.
  • the diffusion unit and the further diffusion unit are integrally formed.
  • the further diffusion unit is provided, in particular, for diffusing light coming from the cooking dish area and, in particular, reflected on the cooking dish floor of the cooking utensil set up in the cooking dish area, in particular before reaching the detection unit.
  • one piece is meant in particular at least materially connected
  • a welding process an adhesive process, a Anspritz- process and / or another
  • the skilled person appear useful process, and / or advantageously understood in one piece, such as by a production of a cast and / or by a production in a one-component or multi-component injection molding process and advantageously from a single blank.
  • This can be achieved in particular a low-cost design and / or low storage and / or a low component diversity.
  • the further diffusion unit be provided for the light coming from the cooking dish area with respect to at least one particular point on a surface of the further diffusion unit facing away from the cooking dish area in at least one mounted state over a solid angle of at least ⁇ , in particular of at least 3 ⁇ /. 2 and advantageously at least 2 ⁇ to scatter.
  • the further diffusion unit is provided for scattering the light coming from the cooking dish area with respect to at least one particular point on a surface of the further diffusion unit facing away from the cooking dish area in at least one assembled state in at least substantially all of the hemisphere facing away from the cooking dish area.
  • the diffusion unit has a transmittance of at least 0.9, in particular of at least 0.92, advantageously of at least 0.95, particularly advantageously of at least 0.97 and preferably of at least 0.99.
  • the diffusion unit has a reflectance of at most 0.1, in particular of at most 0.08, advantageously of at most 0.05, particularly advantageously of not more than 0.03 and preferably of not more than 0.01.
  • the diffusion unit has an emissivity of at most 0.1, in particular of at most 0.08, advantageously of at most 0.05, particularly advantageously of not more than 0.03 and preferably of not more than 0.01.
  • the diffusion unit is attached to the hob plate, in particular a material fit.
  • the diffusion unit could be attached to the cooktop panel in a force-locking and / or form-fitting manner.
  • the diffusion unit is firmly bonded to the hob plate, in particular by means of an adhesive bond.
  • the diffusion unit is in at least one mounted state, in particular in one Close range of Gargarirufstell Schemes arranged. As a result, in particular a high stability can be achieved.
  • due to the proximity of the diffusion unit to the cooking dish set-up area it can be ensured that a large part of the light emitted by the light source is scattered before entering the cooking dish set-up area, whereby in particular an optimized temperature measurement can be carried out.
  • the diffusion unit could abut directly on the cooktop panel and be spaced from the cooktop panel by at least substantially 0 mm.
  • the diffusion unit in particular in at least one mounted state, is spaced apart by at least 0.5 mm, in particular by at least 1 mm, advantageously by at least 2 mm and preferably by at least 3 mm from the cooking field plate.
  • the diffusion unit in at least one assembled state is spaced apart by a maximum of 15 mm, in particular by a maximum of 12 mm, advantageously by a maximum of 10 mm and preferably by a maximum of 8 mm relative to the hob plate.
  • At least one air gap exists between the diffusion unit and the cooktop panel in order to avoid, in particular, overheating of the diffusion unit in at least one operating state.
  • heating of the diffusion unit by a heated cooktop panel can be avoided, whereby in particular a full functionality of the diffusion unit and / or a reliable measurement result can be ensured.
  • the diffusion unit and the hob plate could in particular be formed separately from each other.
  • the diffusion unit is formed integrally with the cooktop panel.
  • the diffusion unit is designed as a partial region of the hob plate. The diffusion unit is produced in particular by processing the hob plate.
  • the diffusion unit could be produced by processing the cooking field plate by means of at least one in particular liquid etchant and / or by means of laser and / or by means of at least one surface treatment of the hob plate.
  • a low storage and / or a low component diversity can be achieved.
  • a high level of comfort for an operator can be achieved in particular by a cooking field, in particular by an induction hob, with at least one hob device.
  • the comfort for an operator can in particular be further increased by a system with at least one hob and with the cooking utensils, which is provided in particular for placement in the Gargeschirraufstell Scheme.
  • a temperature of at least one cooking utensil erected in the cookware serving area can be measured particularly accurately by a method of operating a cooktop apparatus having at least one cooktop panel and at least one light source through which light is emitted in the direction of at least one cookware scooping area located on a surface of the cooktop panel in that the light emitted by the light source is scattered before entering the cooking dish area.
  • the hob device should not be limited to the application and embodiment described above.
  • the cooktop apparatus may have a number different from a number of individual elements, components and units mentioned herein.
  • Fig. 2 shows a system with the hob and with a cooking utensils, which in a
  • the hob device is set up, in a schematic sectional view, wherein schematically represented by arrows imaginary beam paths,
  • FIG. 3 shows a diffusion unit of the cooktop device in a first operating state in a schematic sectional representation
  • FIG. 5 shows a system with an alternative hob and with a cooking utensil, which is placed in a Gargeschirraufstell Scheme an alternative cooktop device of the hob, in a schematic sectional view, schematically by means of arrows imaginary beam paths are shown, and
  • FIG. 6 shows a system with an alternative cooktop and with a cooking utensil, which is in a Gargeschirraufstell Switzerland an alternative cooktop Direction of the hob is placed, in a schematic sectional view, wherein schematically by means of arrows imaginary beam paths are shown.
  • FIG. 1 shows a hob 22a, which is designed as an induction hob, with a hob device 10a, which is designed as an induction hob device.
  • the hob 22a is part of a system 24a.
  • the hob apparatus 10a has a cooktop panel 12a.
  • the cooktop panel 12a forms part of a cooktop outer casing, in particular a cooktop outer casing, in particular of the cooktop 22a.
  • the hob plate 12a is provided for setting up cooking utensils 26a (see Fig. 2).
  • the hob device 10a has at least one heating element (not shown).
  • the hob device 10a has a plurality of heating elements.
  • the heating elements are arranged in an installed position below the hob plate 12a.
  • the heating elements are each provided for heating cooking utensils 26 a placed on the hob plate 12 a above the heating elements.
  • the heating elements are designed as induction heating elements.
  • Hob device 10a has an operator interface 28a for input and / or selection of operating parameters, for example a heating power and / or a heating power density and / or a heating zone.
  • the operator interface 28a is provided for outputting a value of an operating parameter to an operator.
  • the hob device 10a has a control unit 30a.
  • the control unit 30a is provided to execute actions and / or to change settings in dependence on operating parameters entered via the user interface 28a.
  • the control unit 30a controls a power supply to the heating elements in a heating operation state.
  • the hob device 10a has a light source 14a (see Fig. 2).
  • the hob device 10a could have at least two, in particular at least three, advantageously at least four, and preferably a plurality of light sources 14a, which in particular could each be associated with a cooking dish setting area 16a.
  • the cooktop panel 12a has the cooking dish set-up area 16a.
  • the hob device 10a could have at least two, in particular at least three, advantageously at least four, and preferably a plurality of cookware serving regions 16a.
  • the light source 14a below the hob plate 12a in particular below the Gargeschirraufstell Kunststoffs 16a, arranged (see Fig .. 2).
  • the light source 14a emits light in an operating state in the direction of the arranged on a surface of the cooking plate 12a Gargeschirraufstell Kunststoff Schemes 16a.
  • the cooking utensil 26a is set up in a cooking dish area 16a arranged on a surface of the hob plate 12a.
  • the cooking utensil 26a is part of the system 24a.
  • a diffusion unit 18a of the hob device 10a is arranged between the cooking dish set-up area 16a and the light source 14a, in a mounted state.
  • the cooking-field device 10a has the diffusion unit 18a.
  • the hob device 10a could have at least two, in particular at least three, advantageously at least four, and preferably a plurality of diffusion units 18a.
  • a number of diffusion units 18a and / or a number of light sources 14a and / or a number of cooking dish setting areas 16a could be identical.
  • the diffusion unit 18a diffuses the light emitted by the light source 14a before entering the cooking dish setting area 16a.
  • the diffusion unit 18a diffuses the light emitted from the light source 14a in an operating state with respect to an arbitrary point on a surface of the diffusion unit 18a facing the cooking dish area 16a in an assembled state over a solid angle of substantially 2 ⁇ (see FIG.
  • the hob device 10a has a further diffusion unit 20a (see Fig. 2).
  • the hob device 10a could have at least two, in particular at least three, advantageously at least four and preferably a plurality of further diffusion units 20a.
  • a number of further diffusion units 20a and / or a number of light sources 14a and / or a number of cookware setting areas 16a could be identical.
  • the further diffusion unit 20a scatters light coming from the cooking dish setting area 16a.
  • the light coming from the garland setting area 16a substantially corresponds to the light emitted by the light source 14a following a reflection on a cooking-dish bottom of the cooking utensil 26a set up in the cooking-dish setting area 16a.
  • the further diffusion unit 20a disperses the light coming out of the cooking dish setting area 16a in an operating state with respect to an arbitrary point on a cooking dish set area 16a in an assembled state. facing surface of the further diffusion unit 20a over a solid angle of substantially 2 ⁇ (see Fig. 4).
  • the further diffusion unit 20a is arranged in a mounted state between the cooking dish set-up area 16a and a detection unit 32a of the hob unit 10a.
  • the hob device 10a has the detection unit 32a.
  • the hob device 10a could have at least two, in particular at least three, advantageously at least four, and preferably a plurality of detection units 32a.
  • a number of detection units 32a and / or a number of diffusion units 18a and / or a number of further diffusion units 20a and / or a number of light sources 14a and / or a number of cooker-setting areas 16a could be identical.
  • the detection unit 32a detects the light coming from the cooking dish setting area 16a, in particular following a scattering of the light coming from the cooking dish setting area 16a through the further diffusion unit 20a.
  • the further diffusion unit 20a and the diffusion unit 18a are integrally formed.
  • the diffusion unit 18a diffuses both the light emitted from the light source 14a before entering the cooking dish area 16a and the light coming from the garland space 16a before being detected by the detection unit 32a.
  • the diffusion unit 18a and thus in particular also the further diffusion unit 20a, has a transmittance of essentially 0.99 in the present exemplary embodiment.
  • the diffusion unit 18a In an assembled state, the diffusion unit 18a is spaced substantially 4 mm from the cooktop panel 12a (see Fig. 2). A distance 34a between the diffusion unit 18a and the cooktop panel 12a is substantially 4 mm.
  • the diffusion unit 18a could be fastened to the hob plate 12a, in particular by means of fastening means (not shown), which in particular could additionally fix the distance 34a between the diffusion unit 18a and the hob plate 12a.
  • the diffusion unit 18a could be attached to another unit (not shown), such as a housing unit and / or a room divider element and / or a shielding element and / or a heating element carrier.
  • the light emitted from the light source 14a is scattered prior to entering the cooking pan set-up area 16a. The scattered light then enters the cooking dish setting area 16a.
  • the scattered light is reflected on a cooking-dish bottom of the cooking utensil 26a set up in the cooking-rack setting area 16a.
  • the light reflected on the cooking-table bottom of the cooking utensil 26a set up in the cooking-rack set-up area 16a leaves the cooking-dish set-up area 16a.
  • the light reflected from the garland display area 16a is scattered by the detection unit 32a before being detected.
  • FIG. 5 and 6 two further embodiments of the invention are shown. The following descriptions are essentially limited to the differences between the exemplary embodiments, wherein reference can be made to the description of the embodiment of FIGS. 1 to 4 with regard to components, features and functions that remain the same.
  • the letter a in the reference symbols of the exemplary embodiment in FIGS. 1 to 4 is replaced by the letters b and c in the reference symbols of the embodiment of FIGS. 5 and 6.
  • identically designated components in particular with regard to components having the same reference numerals, it is also possible in principle to refer to the drawings and / or the description of the exemplary embodiment of FIGS. 1 to 4.
  • Fig. 5 shows a system 24b with an alternative hob 22b and with a cooking utensil 26b, which is placed in a cooking dish set-up area 16b of an alternative hob device 10b of the hob 22b.
  • the cooking pan setting area 16b is formed by a surface of a cooking surface plate 12b of the hob device 10b.
  • a diffusion unit 18b of the cooktop apparatus 10b is fixed to the cooktop panel 12b in an assembled state.
  • the diffusion unit 18b is firmly bonded to the hob plate 12b.
  • the diffusion unit 18b is glued in a mounted state on the cooking plate 12b and in particular formed as a sticker.
  • Fig. 6 shows a system 24c with an alternative hob 22c and with a cooking utensil 26c, which is placed in a cooking dish set-up area 16c of an alternative hob device 10c of the hob 22c.
  • the hob apparatus 10c has a diffusion unit 18c and a cooktop panel 12c.
  • the diffusion unit 18c is integrally formed with the cooktop panel 12c.
  • the diffusion unit 18c is formed as a partial area of the cooktop panel 12c.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Ceramic Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Baking, Grill, Roasting (AREA)
  • Electric Stoves And Ranges (AREA)

Abstract

L'invention concerne un dispositif table de cuisson (10a-c), notamment un dispositif table de cuisson à induction, comprenant au moins une plaque de cuisson (12a-c) et au moins une source de lumière (14a-c) qui est conçue pour émettre de la lumière en direction d'au moins une zone de dépôt de récipient de cuisson (16a-c) qui se trouve sur une surface de la plaque de cuisson (12a-c). Pour conférer à un dispositif selon l'invention des propriétés améliorées en termes de construction, le dispositif table de cuisson (10 a-c) présente au moins une unité de diffusion (18a-c) qui est conçue pour disperser la lumière émise par la source de lumière (14a-c) avant l'entrée dans la zone de dépôt de récipient de cuisson (16a-c).
PCT/IB2018/056426 2017-09-06 2018-08-24 Dispositif table de cuisson WO2019048972A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112018004918.3T DE112018004918A5 (de) 2017-09-06 2018-08-24 Kochfeldvorrichtung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ESP201731082 2017-09-06
ES201731082A ES2703017A1 (es) 2017-09-06 2017-09-06 Dispositivo de campo de cocción

Publications (1)

Publication Number Publication Date
WO2019048972A1 true WO2019048972A1 (fr) 2019-03-14

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Application Number Title Priority Date Filing Date
PCT/IB2018/056426 WO2019048972A1 (fr) 2017-09-06 2018-08-24 Dispositif table de cuisson

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DE (1) DE112018004918A5 (fr)
ES (1) ES2703017A1 (fr)
WO (1) WO2019048972A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
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JP2006260940A (ja) * 2005-03-17 2006-09-28 Matsushita Electric Ind Co Ltd 加熱調理器
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