WO2005009082A1 - 誘導加熱調理器 - Google Patents
誘導加熱調理器 Download PDFInfo
- Publication number
- WO2005009082A1 WO2005009082A1 PCT/JP2004/010532 JP2004010532W WO2005009082A1 WO 2005009082 A1 WO2005009082 A1 WO 2005009082A1 JP 2004010532 W JP2004010532 W JP 2004010532W WO 2005009082 A1 WO2005009082 A1 WO 2005009082A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- infrared sensor
- magnetic
- waveguide
- magnetic shield
- induction heating
- Prior art date
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
- 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
-
- 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
-
- 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
- H05B6/1245—Cooking devices induction cooking plates or the like and devices to be used in combination with them with special coil arrangements
- H05B6/1254—Cooking devices induction cooking plates or the like and devices to be used in combination with them with special coil arrangements using conductive pieces to direct the induced magnetic field
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Definitions
- the present invention relates to an induction heating cooker using an infrared sensor.
- an induction heating cooker that detects a temperature of a load pan using an infrared sensor as disclosed in Japanese Patent Application Laid-Open No. 3-184295 is known.
- infrared radiation emitted from the bottom of the loading pan is directly detected by an infrared sensor. This makes it possible to perform temperature detection with excellent thermal response.
- the induction heating cooker of the present invention has the following configuration.
- a second magnetic shield disposed between the heating coil and the infrared sensor to converge the magnetic flux, and a second magnetic shield disposed below the upper surface of the second magnetic shield to transmit infrared radiation from the load pan to the infrared sensor. Includes waveguide for guiding.
- FIG. 1 is a cross-sectional view showing a configuration of an induction heating cooker according to a first embodiment of the present invention.
- FIG. 2A—FIG. 2E are relations of a heating coil, a waveguide, and a magnetic shield in the induction heating cooker shown in FIG. Cross section showing
- FIG. 3 is a sectional view showing the configuration of the induction heating cooker according to the second embodiment of the present invention.
- FIG. 4 is a plan sectional view of the heat shield in the induction heating cooker shown in FIG.
- FIG. 5 is a cross-sectional view showing the relationship between a heating coil, a waveguide, and a magnetic shield in the induction heating cooker shown in FIG.
- FIG. 1 is a sectional view showing a configuration of an induction heating cooker according to a first embodiment of the present invention.
- FIGS. 2A to 2E show a heating coil and a waveguide in the induction heating cooker shown in FIG. It is sectional drawing which shows the relationship of a magnetic shield.
- the heating coil 13 has an opening 13 A in the center and is formed by winding a coil around it, and when a high-frequency current flows, a high-frequency magnetic field is generated and mounted on the top plate 12.
- the placed loading pan 1 1 is induction-heated.
- the inverter circuit 14 supplies a high-frequency current to the heating coil 13.
- the infrared sensor 15 is provided below the opening 13A and has a negative Detects the intensity of infrared light from the pan 1 1.
- the temperature calculator 17 calculates the temperature of the load pan 11 from the output of the infrared sensor 15.
- the controller 18 controls the output of the inverter circuit 14 according to the output from the temperature calculator 17.
- the first magnetic shield 19 is arranged radially below the winding of the heating coil 13.
- the first magnetic shield 19 is made of ferrite, which is a rectangular parallelepiped, rod-shaped ferromagnetic material, and has a magnetic flux concentrating action because it is a high magnetic permeability material. Reduce leakage.
- a second magnetic shield 20 having a circular arc shape and a rectangular cross section when viewed from the top plate 12 is disposed between the inner peripheral portion of the heating coil 13 and the infrared sensor 15. .
- the second magnetic shield 20 is also made of ferrite like the first magnetic shield 19, and reduces magnetic flux leakage from the heating coil 13 to the infrared sensor 15 direction.
- the waveguide 16 is made of an aluminum cylinder, a non-magnetic metal material whose inner surface is mirror-finished and has high reflectivity, and efficiently transmits infrared radiation from the bottom of the load pan 11. 16 Leads to the infrared sensor 15 provided inside. The upper surface of the waveguide 16 is disposed below the upper surface of the second magnetic shield 20.
- FIGS. 2A to 2E When a current flows through the heating coil 13, a part of the magnetic flux W radiated from the heating coil 13 is focused on the second magnetic shield 20, as shown in FIGS. 2A to 2E.
- FIG. 2A when the upper surface (opening) of the waveguide 16 is positioned higher than the upper surface of the second magnetic shield 20, the upper surface is focused on the second magnetic shield 20. Entering the path of the magnetic flux When the magnetic flux links with a portion near the upper surface of the second magnetic shield 20, the waveguide 16 made of a metal material is induction-heated, and the amount of heat generated increases.
- the temperature of the infrared sensor 15 increases due to the radiant heat from the waveguide 16 (for example, a temperature rise of 30 K), and the relative temperature of the pot bottom with respect to the infrared sensor 15 decreases.
- the temperature calculator 17 calculates the temperature lower than the actual bottom temperature of the pot, and uses the controller 18 to prevent the temperature from rising excessively and to control the temperature of the load pan 11 such as fried food, boiling water, and rice cooking. May have an effect.
- the upper surface of the waveguide 16 is configured to be lower than the upper surface of the second magnetic shield 20 by ⁇ (for example, 3 mm).
- ⁇ for example, 3 mm
- the magnetic flux of the heating coil 13 linked to the waveguide 16 is reduced, and the waveguide 16 is less likely to be induced and heated, and the infrared sensor 1 by the radiant heat from the waveguide 16 is used.
- the temperature rise of 5 is reduced (for example, a temperature rise of 10 K).
- the infrared sensor 15 outputs a signal corresponding to the pan bottom temperature in a stable state without being affected by the heat generated by the waveguide 16.
- the temperature calculator 17 can calculate the temperature of the pot bottom of the load pan 11 based on the output from the infrared sensor 15, and the controller 18 can perform more accurate temperature control.
- the heating is higher than in the case shown in FIG. 2B.
- the distance from the top of the coil 13 to the line of magnetic force coming out of the top surface of the second magnetic shield 20 is shortened, and the magnetic flux focusing effect of the second magnetic shield 20 is increased.
- the magnetic flux passing through the center of the coil 13 can be reduced.
- the heating coil 13 of the first magnetic shield 20 is located at the center side.
- a magnetic path with a small focusing resistance and a high focusing efficiency is formed from the center of the heating coil 13 to the lower part of the heating coil 13, and the heating coil 13
- the magnetic flux leaking from the lower part of the heater coil 13 to the central part of the heating coil 13 can be reduced.
- the self-heating of the waveguide 16 can be suppressed, the temperature rise of the infrared sensor 15 due to the radiation heat of the waveguide 16 can be reduced, and the temperature detection accuracy of the infrared sensor 15 can be improved.
- the first magnetic shield 19 and the second magnetic shield 20 have an L-shaped integral cross-section
- the first magnetic shield 19 and the second magnetic shield 20 have the same shape.
- the gap between the magnetic shield 20 and the center of the heating coil 13 can be further reduced. Heat generation can be suppressed, the temperature rise of the infrared sensor 15 due to the radiant heat of the waveguide 16 can be reduced, and the temperature detection accuracy of the infrared sensor 15 can be improved.
- the waveguide 16 is made of aluminum, but may be made of copper. If the waveguide 16 is made of such a non-magnetic metal material having good heat conductivity, the waveguide 16 may be made more self-contained. The heat generation is suppressed, the temperature rise of the infrared sensor 15 due to the radiant heat of the waveguide 16 is suppressed, and the temperature detection accuracy of the infrared sensor 15 can be improved. It should be noted that non-magnetic stainless steel, which has a higher resistivity than aluminum, can be used if temperature rise does not matter.
- the self-heating of the waveguide 16 made of a non-magnetic metal material due to the magnetic flux from the heating coil 13 can be suppressed.
- the temperature rise of the infrared sensor 15 due to the radiant heat from the waveguide 16 is reduced, and the temperature detection accuracy of the infrared sensor 15 can be improved.
- the waveguide 16 is made of a cylindrical non-magnetic metal material.
- a magnetic metal may be used as long as heat generation can be suppressed.
- the waveguide 16 may not be entirely made of a non-magnetic metal material but may be partially made of a non-magnetic metal material.
- the waveguide 16 may be made of, for example, a metal plating on the inner surface of a resin or a mirror such as a metal thin film attached to the inner surface of the resin. A similar effect can be obtained even with a surface-treated configuration.
- the distance from the second magnetic shield 20 to the waveguide 16 is large enough to reduce the self-heating of the waveguide 16 as necessary. I just need to.
- the same effect can be obtained as long as it does not affect the temperature control by the controller 18.
- FIG. 3 is a cross-sectional view showing a configuration of an induction heating cooker according to a second embodiment of the present invention
- FIG. 4 is a plan cross-sectional view of a heat shield in the induction heating cooker shown in FIG. 3
- FIG. 3 is a cross-sectional view showing the relationship between a heating coil, a waveguide, and a magnetic shield in the induction heating cooker shown in FIG.
- a cylindrical heat shield 21 for reducing element temperature fluctuation of the infrared sensor 15 is further provided.
- the heat shield 21 is made of a non-magnetic metal material such as aluminum or copper which has good heat conductivity in order to make the temperature uniform, between the waveguide 16 and the second magnetic shield 20, and
- the second magnetic shield 20 is disposed below the upper surface.
- the load pan 11 placed above the heating coil 13 is induction-heated. Infrared rays corresponding to the temperature of the pan are radiated from the bottom of the loading pan 1 1.
- the infrared rays emitted from the loading pan 11 pass through the top plate 12 and are reflected by the mirror inside the waveguide 16 and input to the infrared sensor 15, and the temperature of the pan bottom is calculated by the temperature calculator 17. Is converted to
- the temperature calculator 17 can calculate the temperature of the pan bottom of the load pan 11 based on the output from the infrared sensor 15 that detects in a stable state, and the controller 18 can calculate the temperature with higher accuracy. Degree control becomes possible.
- the heat shield 21 may be provided with a slit A in at least one direction so as to have a C-shaped cylindrical shape when viewed from above. This makes it difficult for the current induced by the magnetic flux from the heating coil 13 to flow through the heat shield 21, and the self-temperature rise of the heat shield 21 can be further reduced. In addition, heat between the heat shield 21 and the waveguide 16 is easily dissipated by convection, and the temperature rise of the infrared sensor 15 due to radiant heat from the heat shield 21 is further reduced.
- the second magnetic shield 20 is formed in an arc shape when viewed from above, and is divided into two parts in a gap between an inner peripheral portion (not shown) of the heating coil 13 and the heat shield 21. It is arranged. Further, in the gap between the inner peripheral portion of the heating coil 13 and the waveguide 16, a thermistor 23 as a temperature detecting element and a holding member 22 for holding the same are provided as shown by a broken line. . The thermistor 23 is pressed against a top plate (not shown) by a holding member 22 and a biasing member (not shown) such as a spring.
- the thermistor 23 can detect the absolute temperature near the point measured by the infrared sensor 15 on the bottom of the load pan 11 by measuring the back surface temperature of the top plate.
- the infrared sensor 15 is good at measuring a temperature change, but is not good at measuring an absolute temperature, so that the temperature of the load pan 11 can be accurately controlled by both temperature detecting elements. .
- the magnetic flux of the heating coil 13 will form the thermistor 23 and its wiring. Because it becomes difficult to link to the loop, High-frequency noise induced in the loop is suppressed, and adverse effects of the high-frequency noise on the connected temperature detection circuit are suppressed.
- the height of the heat shield 21 is made even lower than that of the embodiment shown in FIG. 3, and the upper surface of the heat shield 21 is arranged almost the same as the upper surface of the waveguide 16. Then, the infrared radiation from the heat shield 21 does not enter the infrared sensor 15 and the detection output of the infrared sensor 15 is further stabilized.
- the temperature detection accuracy of the infrared sensor 15 can be improved without being affected by the infrared radiation from the heat shield 21. .
- the induction heating cooker of the present invention suppresses the heat shield 21 and the waveguide 16 from self-heating by the magnetic flux from the heating coil 13,
- the temperature rise of the infrared sensor 15 due to the radiant heat from the heat shield 21 can be suppressed, and the temperature detection accuracy of the infrared sensor 15 can be improved.
- the present invention is applicable to an induction heating cooker having a function of detecting the temperature of a load pan using an infrared sensor.
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Induction Heating Cooking Devices (AREA)
- Cookers (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB200480001247XA CN100569032C (zh) | 2003-07-17 | 2004-07-16 | 感应加热烹饪器 |
ES04747896T ES2429895T3 (es) | 2003-07-17 | 2004-07-16 | Aparato para cocer de calentamiento por inducción |
US10/535,679 US7129449B2 (en) | 2003-07-17 | 2004-07-16 | Induction heating cooker |
KR1020057009214A KR100653670B1 (ko) | 2003-07-17 | 2004-07-16 | 유도 가열 조리기 |
EP04747896.1A EP1562405B1 (en) | 2003-07-17 | 2004-07-16 | Induction heating cooker |
HK06102506.7A HK1082636A1 (en) | 2003-07-17 | 2006-02-24 | Induction heating cooker |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003198312A JP4123085B2 (ja) | 2003-07-17 | 2003-07-17 | 誘導加熱調理器 |
JP2003-198312 | 2003-07-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005009082A1 true WO2005009082A1 (ja) | 2005-01-27 |
Family
ID=34074375
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/010532 WO2005009082A1 (ja) | 2003-07-17 | 2004-07-16 | 誘導加熱調理器 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7129449B2 (ja) |
EP (1) | EP1562405B1 (ja) |
JP (1) | JP4123085B2 (ja) |
KR (1) | KR100653670B1 (ja) |
CN (1) | CN100569032C (ja) |
ES (1) | ES2429895T3 (ja) |
HK (1) | HK1082636A1 (ja) |
WO (1) | WO2005009082A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7129449B2 (en) | 2003-07-17 | 2006-10-31 | Matsushita Electric Industrial Co. Ltd. | Induction heating cooker |
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CN101390446B (zh) | 2006-02-21 | 2011-09-21 | 松下电器产业株式会社 | 感应加热烹调器 |
JP5047989B2 (ja) | 2006-12-18 | 2012-10-10 | パナソニック株式会社 | 誘導加熱調理器 |
CN101627661B (zh) * | 2007-03-12 | 2012-05-23 | 松下电器产业株式会社 | 感应加热烹饪器 |
JP4932548B2 (ja) * | 2007-03-12 | 2012-05-16 | パナソニック株式会社 | 誘導加熱調理器 |
CN101690392B (zh) * | 2007-06-22 | 2012-11-21 | 松下电器产业株式会社 | 感应加热烹调器 |
US8450665B2 (en) | 2007-06-22 | 2013-05-28 | Panasonic Corporation | Induction heating cooker including an infrared ray sensor and detecting whether there is a failure in the infrared ray sensor |
ES2430616T3 (es) | 2007-06-22 | 2013-11-21 | Panasonic Corporation | Cocina de inducción |
DE102008022387A1 (de) * | 2008-05-06 | 2009-11-12 | Miele & Cie. Kg | Kochfeld mit einer Kochfeldplatte sowie Verfahren zur Steuerung eines Kochprozesses |
JP5136210B2 (ja) * | 2008-05-27 | 2013-02-06 | パナソニック株式会社 | 誘導加熱調理器 |
JP5239515B2 (ja) * | 2008-05-28 | 2013-07-17 | パナソニック株式会社 | 誘導加熱調理器 |
JP4696143B2 (ja) * | 2008-06-06 | 2011-06-08 | 日立アプライアンス株式会社 | 誘導加熱調理器 |
ES2666277T3 (es) | 2008-10-21 | 2018-05-03 | Whirlpool Corporation | Método para detectar la presencia de un utensilio de cocina sobre una placa para cocinar por inducción y una placa usando dicho método |
JP5206336B2 (ja) * | 2008-11-10 | 2013-06-12 | パナソニック株式会社 | 誘導加熱調理器 |
JP5417855B2 (ja) * | 2009-01-20 | 2014-02-19 | パナソニック株式会社 | 誘導加熱調理器 |
JP5315089B2 (ja) * | 2009-02-27 | 2013-10-16 | 日立アプライアンス株式会社 | 誘導加熱調理器 |
JP5077268B2 (ja) * | 2009-03-04 | 2012-11-21 | パナソニック株式会社 | 誘導加熱装置 |
US20120061381A1 (en) * | 2009-06-01 | 2012-03-15 | Panasonic Corporation | Induction cooking device |
KR101110629B1 (ko) * | 2009-10-16 | 2012-02-15 | 이종학 | 소형 유도가열장치 |
US8598497B2 (en) | 2010-11-30 | 2013-12-03 | Bose Corporation | Cooking temperature and power control |
US9568369B2 (en) * | 2011-11-11 | 2017-02-14 | Turbochef Technologies, Inc. | IR temperature sensor for induction heating of food items |
DE102013102112A1 (de) * | 2013-03-04 | 2014-09-18 | Miele & Cie. Kg | Kocheinrichtung |
DE102013102116A1 (de) * | 2013-03-04 | 2014-09-18 | Miele & Cie. Kg | Kocheinrichtung |
DE102013102110A1 (de) * | 2013-03-04 | 2014-09-18 | Miele & Cie. Kg | Kocheinrichtung |
DE102013102115A1 (de) * | 2013-03-04 | 2014-09-18 | Miele & Cie. Kg | Kocheinrichtung und Verfahren zur Montage |
DE102013102109A1 (de) * | 2013-03-04 | 2014-09-18 | Miele & Cie. Kg | Kocheinrichtung |
ES2536930B1 (es) * | 2013-11-28 | 2016-03-11 | Bsh Electrodomésticos España, S.A. | Dispositivo de campo de cocción por inducción con una guía de ondas para radiación infrarroja |
CN105979782B (zh) | 2013-12-16 | 2020-08-18 | 德卢卡烤炉技术有限责任公司 | 用于丝网加热元件和编织成角度的丝网的连续更新系统 |
WO2015095885A1 (en) * | 2013-12-20 | 2015-06-25 | Peterson Theresa | Vertical tortilla cooking device |
ES2544503B1 (es) * | 2014-02-28 | 2016-06-09 | Bsh Electrodomésticos España, S.A. | Procedimiento para la regulación de la temperatura de un campo de cocción |
ES2546578A1 (es) * | 2014-03-24 | 2015-09-24 | Bsh Electrodomésticos España, S.A. | Dispositivo de campo de cocción |
US10203108B2 (en) | 2014-08-14 | 2019-02-12 | De Luca Oven Technologies, Llc | Vapor generator including wire mesh heating element |
ES2583144B1 (es) * | 2015-03-17 | 2017-06-22 | Bsh Electrodomésticos España, S.A. | Dispositivo de campo de cocción |
CN105411365A (zh) * | 2015-12-10 | 2016-03-23 | 广州市美控电子科技有限公司 | 智能平凹嵌入式电磁炉灶及锅 |
CN106016387B (zh) * | 2016-07-28 | 2018-06-15 | 杭州信多达电器有限公司 | 一种可降低电磁炉辐射的结构 |
US10356853B2 (en) * | 2016-08-29 | 2019-07-16 | Cooktek Induction Systems, Llc | Infrared temperature sensing in induction cooking systems |
EP3313146A1 (en) * | 2016-10-18 | 2018-04-25 | Electrolux Appliances Aktiebolag | Induction heating arrangement |
CN107543213B (zh) * | 2017-10-11 | 2023-09-15 | 杭州老板电器股份有限公司 | 燃气灶测温装置、燃气灶及燃气灶温控方法 |
CN110107919A (zh) * | 2018-02-01 | 2019-08-09 | 青岛海尔智慧厨房电器有限公司 | 一种安装在防干烧燃气灶上的火盖结构 |
CN110101312B (zh) * | 2018-02-01 | 2024-02-09 | 青岛海尔智慧厨房电器有限公司 | 一种铁板烧 |
USD1000206S1 (en) | 2021-03-05 | 2023-10-03 | Tramontina Teec S.A. | Cooktop or portion thereof |
USD1000205S1 (en) | 2021-03-05 | 2023-10-03 | Tramontina Teec S.A. | Cooktop or portion thereof |
EP4395458A1 (en) | 2022-12-27 | 2024-07-03 | Arçelik Anonim Sirketi | An induction heating cooker |
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JPH03208288A (ja) * | 1990-01-09 | 1991-09-11 | Matsushita Electric Ind Co Ltd | 誘導加熱調理器 |
JP2002075624A (ja) * | 2000-08-31 | 2002-03-15 | Matsushita Electric Ind Co Ltd | 誘導加熱調理器 |
JP2003130366A (ja) * | 2001-10-25 | 2003-05-08 | Matsushita Electric Ind Co Ltd | 加熱調理器 |
JP2003151746A (ja) * | 2001-11-13 | 2003-05-23 | Matsushita Electric Ind Co Ltd | 誘導加熱調理器 |
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US3781504A (en) * | 1971-12-29 | 1973-12-25 | Gen Electric | Induction cooking appliance including temperature sensing of inductively heated cooking vessel by radiation detection means |
JPH03184295A (ja) | 1989-12-14 | 1991-08-12 | Matsushita Electric Ind Co Ltd | 誘導加熱調理器 |
US6169486B1 (en) * | 1999-07-19 | 2001-01-02 | General Electric Company | Monitoring and control system for monitoring the temperature of a glass ceramic cooktop |
US6320169B1 (en) * | 1999-09-07 | 2001-11-20 | Thermal Solutions, Inc. | Method and apparatus for magnetic induction heating using radio frequency identification of object to be heated |
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 |
-
2003
- 2003-07-17 JP JP2003198312A patent/JP4123085B2/ja not_active Expired - Lifetime
-
2004
- 2004-07-16 EP EP04747896.1A patent/EP1562405B1/en not_active Expired - Lifetime
- 2004-07-16 ES ES04747896T patent/ES2429895T3/es not_active Expired - Lifetime
- 2004-07-16 US US10/535,679 patent/US7129449B2/en not_active Expired - Lifetime
- 2004-07-16 WO PCT/JP2004/010532 patent/WO2005009082A1/ja active Application Filing
- 2004-07-16 KR KR1020057009214A patent/KR100653670B1/ko not_active IP Right Cessation
- 2004-07-16 CN CNB200480001247XA patent/CN100569032C/zh not_active Expired - Lifetime
-
2006
- 2006-02-24 HK HK06102506.7A patent/HK1082636A1/xx not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH03208288A (ja) * | 1990-01-09 | 1991-09-11 | Matsushita Electric Ind Co Ltd | 誘導加熱調理器 |
JP2002075624A (ja) * | 2000-08-31 | 2002-03-15 | Matsushita Electric Ind Co Ltd | 誘導加熱調理器 |
JP2003130366A (ja) * | 2001-10-25 | 2003-05-08 | Matsushita Electric Ind Co Ltd | 加熱調理器 |
JP2003151746A (ja) * | 2001-11-13 | 2003-05-23 | Matsushita Electric Ind Co Ltd | 誘導加熱調理器 |
Non-Patent Citations (1)
Title |
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See also references of EP1562405A4 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7129449B2 (en) | 2003-07-17 | 2006-10-31 | Matsushita Electric Industrial Co. Ltd. | Induction heating cooker |
Also Published As
Publication number | Publication date |
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EP1562405A1 (en) | 2005-08-10 |
EP1562405A4 (en) | 2012-06-27 |
JP4123085B2 (ja) | 2008-07-23 |
CN1706224A (zh) | 2005-12-07 |
JP2005038660A (ja) | 2005-02-10 |
US7129449B2 (en) | 2006-10-31 |
KR20060032578A (ko) | 2006-04-17 |
HK1082636A1 (en) | 2006-06-09 |
EP1562405B1 (en) | 2013-08-21 |
US20060049178A1 (en) | 2006-03-09 |
ES2429895T3 (es) | 2013-11-18 |
CN100569032C (zh) | 2009-12-09 |
KR100653670B1 (ko) | 2006-12-05 |
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