With Support Patents (Class 219/622)
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Patent number: 12232242Abstract: The disclosure relates to a power supply circuit for a cooking device, in particular for an induction cooking device, more particularly for an induction hob, wherein the power supply circuit includes a single frequency adapting unit, in particular a filtering unit, for adapting at least one external supply signal into a single or at least one internal AC supply signal; at least one DC signal generating unit for converting the one or at least one internal AC supply signal into at least one signal component of an internal DC supply signal; and at least one heating frequency generating unit for converting one or at least one DC supply signal supplied by at least one DC signal generating unit into a heating frequency signal for supplying at least one heating unit with electrical power.Type: GrantFiled: February 20, 2020Date of Patent: February 18, 2025Assignee: Electrolux Appliances AktiebolagInventors: Massimo Zangoli, Massimo Nostro, Alex Viroli, Andrea Rossi, Enrico Valentini, Emanuel Urgese
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Patent number: 12218521Abstract: A kitchen appliance is disclosed includes a first electrical component, a second electrical component, and a wireless power receiver system. The wireless power receiver system includes a first receiver antenna configured to couple with a first transmission antenna and receive virtual AC power signals from the first transmission antenna. A second receiver antenna is configured to couple with a second transmission antenna and receive virtual DC power signals from the second transmitter antenna. A first receiver power conditioning system is configured to receive the virtual AC power signals, convert the virtual AC power signals to AC received power signals, and provide the AC received power signals to power the first electrical component. The second receiver power conditioning system configured to receive the virtual DC power signals, convert the virtual DC power signals to DC received power signals, and provide the DC received power signals to power the second electrical component.Type: GrantFiled: January 22, 2024Date of Patent: February 4, 2025Assignee: NuCurrent, Inc.Inventors: Mark Melone, Alberto Peralta, Michael Katz
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Patent number: 12185447Abstract: An illustrative induction heating surface capable of heating one or more multiple-sized servers and/or pots at any location on the range top using a plurality of preconfigured heating settings including low (145-155 F), low-med (156-165 F), med-high (166-175 F), and high (176-185 F). The illustrative induction heating surface may be configured for automatically switch off 2 minutes after pans are removed. The induction heating surface is compatible with all induction ready servers and pans and may include a durable, easy to clean simulated stone surface. The illustrative heating surface may be configured as a portable unit for countertop use, as a built-in unit for installation in a countertop or other surface, and/or the unit may be configured for both countertop or drop-in use.Type: GrantFiled: May 26, 2020Date of Patent: December 31, 2024Assignee: Spring (U.S.A.) CorporationInventor: Kristine Holtz
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Patent number: 12177953Abstract: The method for controlling an induction heating device according to the present disclosure may include receiving a driving command for a second working coil when a first working coil is being driven at a first target frequency, stopping driving of the first working coil and driving the second working coil at a preset first adjustment frequency, determining a second target frequency of the second working coil corresponding to the driving command for the second working coil, determining a final driving frequency of the first working coil and a final driving frequency of the second working coil based on the first target frequency and the second target frequency, respectively, driving the first working coil and the second working coil simultaneously at a second adjustment frequency, and adjusting a driving frequency of the first working coil and a driving frequency of the second working coil to the final driving frequency, respectively.Type: GrantFiled: August 30, 2019Date of Patent: December 24, 2024Assignee: LG ELECTRONICS INC.Inventors: Wongyu Park, Gwang Rok Kim, Bada Yoon
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Patent number: 12152784Abstract: A hob system comprising a cooking goods carrier for carrying cooking goods, at least one heating unit arranged on the cooking goods carrier for heating the cooking goods, and a fume extractor device for extracting cooking vapors downward, wherein a total width of the hob system is a maximum of 600 mm.Type: GrantFiled: January 16, 2020Date of Patent: November 26, 2024Assignee: WERKHAUS GMBH & CO. KGInventor: Wilhelm Bruckbauer
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Patent number: 12144088Abstract: An induction cooktop includes: a cover plate with at least one cooking point; a retaining plate; at least one inductive heating coil arranged in an intermediate space between the cover plate and the retaining plate; at least one electronics housing fastened to a side of the retaining plate facing away from the at least one heating coil and having electronics for the at least one heating coil; and a lower box closing off the induction cooktop at a bottom of the induction cooktop, the lower box being open at a top of the lower box. The at least one electronics housing with the electronics is arranged in the lower box. The retaining plate covers the lower box at the top of the lower box. The induction cooktop includes a fan for generating a primary cooling air flow for cooling the electronics in the lower box.Type: GrantFiled: August 16, 2021Date of Patent: November 12, 2024Assignee: MIELE & CIE. KGInventors: Simon Gross, Meike Garben, Frank Holtmann
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Patent number: 11976981Abstract: A cooktop appliance includes a cooktop panel defining a cooktop surface and an aperture defined through the cooktop surface. A heating element is positioned below the cooktop panel for selectively heating a cooking utensil placed on the cooktop surface and a temperature sensing assembly is configured for monitoring the temperature of the cooking utensil, e.g., to facilitate a closed loop cooking process. The temperature sensing assembly includes a temperature sensor slidably mounted within the aperture of the cooktop panel and a drive member operably coupled to the temperature sensor for selectively moving the temperature sensor between the extended position and the retracted position.Type: GrantFiled: September 10, 2021Date of Patent: May 7, 2024Assignee: Haier US Appliance Solutions, Inc.Inventor: Steven Michael Recio
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Patent number: 11910511Abstract: An induction heating cooking apparatus according to an embodiment of the present disclosure includes: a plurality of heating coils each including an inner circumferential coil provided on an innermost circumferential side and an outer circumferential coil provided on an outermost circumferential side; and a supporting base that is provided below the plurality of heating coils, and support the plurality of heating coils. The supporting base is formed in the shape of a flat plate and made of a nonmagnetic body, and has a plurality of openings under the outer circumferential coil.Type: GrantFiled: June 14, 2018Date of Patent: February 20, 2024Assignee: Mitsubishi Electric CorporationInventors: Ikuro Suga, Hayato Yoshino
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Patent number: 11889948Abstract: An artificial intelligence cooking device can include an output interface; a heater configured to heat ingredients contained in a cooking vessel; a sensor comprising at least one of a weight sensor configured to detect a weight of the cooking vessel containing the ingredients or a vibration sensor configured to detect a vibration signal of the ingredients contained in the cooking vessel; and a processor configured to obtain cooking information including at least one of cooking behavior information or state information about the ingredients by using data obtained by the sensor; and output a guide based on the cooking information through the output interface.Type: GrantFiled: April 24, 2020Date of Patent: February 6, 2024Assignee: LG ELECTRONICS INC.Inventor: Jichan Maeng
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Patent number: 11892171Abstract: A cooking appliance includes a cabinet that defines a vertical direction and an inner shell positioned within the cabinet. The inner shell defines a cooking chamber therein. The cooking appliance also includes an upper heating module positioned at or proximate to an upper wall of the inner shell. The cooking appliance further includes a movable platform mounted to the inner shell within the cabinet. The movable platform is configured to move along the vertical direction between a bottom position wherein the movable platform is at least partially flush with a bottom wall of the inner shell and an elevated position wherein the movable platform is positioned above the bottom wall of the inner shell.Type: GrantFiled: March 10, 2021Date of Patent: February 6, 2024Assignee: Haier US Appliance Solutions, Inc.Inventor: Byung Cheon Lee
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Patent number: 11882927Abstract: An item of equipment includes at least one worktop formed of at least one substrate made of monolithic glass material with a surface area of greater than 0.7 m2. The substrate exhibits a luminosity L* of less than 10, a haze of less than 30% and a light transmission TL of less than 10%. The item of equipment also includes at least one heating element and at least one interface for communication with at least one element of the worktop and/or with at least one external element for wireless communication. The item of equipment is devoid of light source(s).Type: GrantFiled: September 6, 2016Date of Patent: January 30, 2024Assignee: EUROKERA S.N.C.Inventors: Gregory Debreyer, Franck Demol, Nicolas Roux, Pablo Vilato
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Patent number: 11881723Abstract: A kitchen appliance is disclosed includes a first electrical component, a second electrical component, and a wireless power receiver system. The wireless power receiver system includes a first receiver antenna configured to couple with a first transmission antenna and receive virtual AC power signals from the first transmission antenna. A second receiver antenna is configured to couple with a second transmission antenna and receive virtual DC power signals from the second transmitter antenna. A first receiver power conditioning system is configured to receive the virtual AC power signals, convert the virtual AC power signals to AC received power signals, and provide the AC received power signals to power the first electrical component. The second receiver power conditioning system configured to receive the virtual DC power signals, convert the virtual DC power signals to DC received power signals, and provide the DC received power signals to power the second electrical component.Type: GrantFiled: September 12, 2022Date of Patent: January 23, 2024Assignee: NuCurrent, Inc.Inventors: Mark Melone, Alberto Peralta, Michael Katz
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Patent number: 11877372Abstract: A half-flex type induction heating device enabling an improved user experience and user interface includes: a first controller for switching a heating intensity image and a modified timer image displayed on an input interface into a power image and a residual heat image when a touch input is applied, the touch input meaning the termination of, among a plurality of working coils, a working coil being driven, and a second controller for stopping the driving of the working coil being driven. The half-flex type induction heating device may enable the one-step termination of a burner.Type: GrantFiled: April 12, 2019Date of Patent: January 16, 2024Assignee: LG Electronics Inc.Inventors: Mijin Jung, Soyeon Ko, Hyeonna Han
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Patent number: 11856679Abstract: An induction oven device includes a heating unit including an induction coil having an electrical conductor, a substrate unit having a through-flow opening, and a fastening unit configured to fasten the induction coil to the substrate unit. The fastening unit includes a fastening element which is guided through the through-flow opening.Type: GrantFiled: May 24, 2019Date of Patent: December 26, 2023Assignee: BSH Hausgeräte GmbHInventors: Manuel Almolda Fandos, Pablo Jesus Hernandez Blasco, Izaskun Jaca Equiza, Ignacio Lope Moratilla, Damaso Martin Gomez, Alvaro Rigual Iturria
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Patent number: 11832370Abstract: A table type cooking apparatus includes: a heating coil that inductively heats an object; a power transmission coil that transmits power to a power receiving device; a housing that houses the heating coil and the power transmission coil; a top plate provided on an upper surface of the housing; and a leg portion provided on a floor surface to support the housing on a floor surface. The top plate includes: a heating area provided as an area in which the object is inductively heated by the heating coil, a power transmission area provided as an area in which power is transmitted from the power transmission coil to the power receiving device, and a work area including at least an area in which when at least one of the heating coil and the power transmission coil is in a conductive state, a surface potential of a metal object is constant.Type: GrantFiled: July 4, 2018Date of Patent: November 28, 2023Assignee: Mitsubishi Electric CorporationInventors: Jun Bunya, Ikuro Suga, Hayato Yoshino
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Patent number: 11805577Abstract: An induction cooker includes a first coil, a second coil, a third coil, and a controller. Responsive to determining that a heating target placed above a first coil is formed of a magnetic material, a heating target placed above a second coil is formed of a magnetic material or a composite containing a magnetic material and a non-magnetic material, and a heating target placed above a third coil is formed of a non-magnetic material, the controller stops an operation of a first inverter circuit, causes a second inverter circuit and a third inverter circuit to operate, and sets a frequency of a third high-frequency current to be higher than a frequency of a second high-frequency current.Type: GrantFiled: November 8, 2017Date of Patent: October 31, 2023Assignee: Mitsubishi Electric CorporationInventors: Jun Bunya, Ikuro Suga, Miyuki Takeshita, Ryota Asakura, Kazuhiro Kameoka
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Patent number: 11770881Abstract: A cooking vessel sensor and an induction heating device including a cooking vessel sensor is provided. The cooking vessel sensor may include a cylindrical hollow body having a first receiving space defined therein; a hollow cylindrical magnetic core received in the first space and having a second receiving space defined therein; and a sensing coil wound on an outer face of the side wall by a predetermined number of winding counts. The cylindrical hollow body may have a side wall having a coil outlet defined therein, and the sensing coil may pass though the coil outlet out of the body. The cooking vessel sensor may further include a controller that applies a current to the sensing coil and determines, based on a sensing result of the cooking vessel sensor, whether the cooking vessel is inductive or has an inductive heating property.Type: GrantFiled: September 15, 2021Date of Patent: September 26, 2023Assignee: LG ELECTRONICS INC.Inventors: Kyungsoo Hwangbo, Junbo Byun, Hyeonwoo Seo
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Patent number: 11763245Abstract: A secure transport case having multiple compartments protects consumables from interference during delivery between a restaurant and a consumer. Multiple compartments provide temperature smart technology to maintain a desired temperature of the consumables during transit. A locking mechanism of the transport case is kept locked during transit and is unlocked by a secret key by the consumer. A mobile application is provided to a user to place an order, monitor the status of the secure transport case, the order itself, and to receive the secret code to unlock the secure transport case upon delivery.Type: GrantFiled: November 12, 2020Date of Patent: September 19, 2023Inventor: Andrea Sanders
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Patent number: 11751291Abstract: An induction heating apparatus is provided. The induction heating apparatus includes a heating coil, an inverter, a current sensor configured to measure a driving current supplied from the inverter to the heating coil, and a controller configured to provide a drive signal to the inverter to allow the driving current to follow a target current based on a user input. The controller reduces a driving duty of the drive signal based on the driving current exceeding a predetermined reference current, and the controller provides a drive signal to the inverter to allow the driving current to follow a current less than the target current, based on the driving current being less than or equal to the predetermined reference current after reducing the driving duty of the drive signal.Type: GrantFiled: January 15, 2021Date of Patent: September 5, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Tomoyuki Kanagawa, Masaki Ono, Masashi Sasagawa, Masayuki Otawara, Nobuhara Nishikoori, Taro Yoshida, Yutaka Yagi
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Patent number: 11743978Abstract: An induction heater for a cook top comprising: —a first electrically insulating sheet (1); —a second electrically insulating sheet (2); —one or more inductors (5) arranged on a same plane between the first sheet (1) and the second sheet (2), each inductor (5) comprising a single electrically conductive track defining a flat spiral coil provided with a plurality of turns (15); wherein the thickness (t) of each inductor (5) is comprised between 100 and 500 ?m; and wherein the ratio between the distance (g) between the consecutive turns (15) of each inductor (5) and the thickness (t) of each inductor (5) is lower than or equal to 1.5.Type: GrantFiled: November 9, 2018Date of Patent: August 29, 2023Assignee: I.R.C.A. S.P.A. INDUSTRIA RESISTENZE CORAZZATE E AFFINIInventors: Antonio De Moliner, Fabrizio Dughiero, Francesco Giusto, Marcello Zerbetto, Federico Zoppas
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Patent number: 11730300Abstract: A wireless induction heating cooker is configured to operate on an induction heating apparatus. The wireless induction heating cooker includes a main body, an internal pot configured to be disposed in the main body, a plurality of receiving coils disposed at a bottom surface of the main body and arranged along a circumferential direction of the internal pot, and a plurality of lateral surface heating coils spaced apart from the bottom surface of the main body and arranged along a lateral surface of the internal pot. Each of the plurality of lateral surface heating coils is connected to one of the plurality of receiving coils that is disposed at an opposite side with respect to a reference line passing through the bottom surface of the main body.Type: GrantFiled: June 17, 2020Date of Patent: August 22, 2023Assignee: LG Electronics Inc.Inventors: Hyeunsik Nam, Wan Soo Kim, Byungkyu Park
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Patent number: 11706847Abstract: A method for automatically correlating at least one cooktop utensil with at least one cooking zone of an inductive cooktop having a plurality of cooking zones which are inductively heated by at least one respective heating coil, includes: providing the cooktop with a cooktop controller configured to drive the heating coils with a correlation signal; providing the at least one cooktop utensil with an induction coil inductively couplable with the heating coils of the cooktop and a transmitter unit; supplying the transmitter unit with an operation power when a voltage is induced by at least one of the heating coils into the induction coil of the cooktop utensil that is placed on the cooking zone associated with this heating coil; transmitting, by the transmitter unit of the cooktop utensil, by the operating power, a response signal that identifies the cooktop utensil and correlates with the induced correlation signal.Type: GrantFiled: August 14, 2019Date of Patent: July 18, 2023Assignee: MIELE & CIE. KGInventors: Niels Ohrmann, Volker Ennen, Daniel Ebke
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Patent number: 11696374Abstract: An oven may include a cooking chamber configured to receive a food product, a radio frequency (RF) heating system configured to provide RF energy into the cooking chamber using solid state electronic components to heat the food product, and a context awareness engine. The context awareness engine may include processing circuitry configured to receive RF signature data (including measurements of at least forward power and reflected power) associated with provision of RF energy into the cooking chamber, and to correlate an RF signature with a phenomenon observed with respect to the food product to define a signature profile for the phenomenon observed.Type: GrantFiled: June 15, 2020Date of Patent: July 4, 2023Assignee: ILLINOIS TOOL WORKS INC.Inventor: Christopher Hopper
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Patent number: 11690143Abstract: A cooking apparatus is disclosed, which comprises a first housing provided with an inverter for induction heating; and a second housing including a working coil to which a current supplied from the inverter is transferred, heated as a container for receiving cooking food is arranged thereon, wherein the first housing and the second housing constitute spaces detached from each other.Type: GrantFiled: August 22, 2019Date of Patent: June 27, 2023Assignee: LG ELECTRONICS INC.Inventors: Wansoo Kim, Yangkyeong Kim, Byungkyu Park
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Patent number: 11672055Abstract: An induction heating device includes: a working coil including a conducting wire that is wound in an annular shape and that is connected to a plurality of electric terminals; a ferrite core disposed vertically below the working coil and configured to direct upward an alternating magnetic field generated by the working coil, the ferrite core defining a stepped portion at each corner of the ferrite core; a base plate that supports the ferrite core on an upper surface of the base plate and that defines a connection hole having a shape corresponding to the corner of the ferrite core; and an indicator substrate disposed vertically below the base plate. The indicator substrate includes a connector that is disposed on an upper surface of the indicator substrate, that is coupled to one or more of the plurality of electric terminals, and that protrudes upward through the connection hole.Type: GrantFiled: November 8, 2019Date of Patent: June 6, 2023Assignee: LG Electronics Inc.Inventors: Seongjun Kim, Jaekyung Yang, Yongsoo Lee
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Patent number: 11672056Abstract: An induction heating device includes a casing; a first induction heating module in the casing; a first heat sink located below the first induction heating module; a first heat pipe that passes through the first heat sink, that extends outward from the first induction heating module, and that is configured to discharge heat from the first heat sink out of the first induction heating module; an air-discharge fan located at an inner side of the casing and configured to discharge air from inside of the casing to outside of the casing; and a cooling fan located at the inner side of the casing and configured to blow air to the air-discharge fan. The first heat pipe has an end that protrudes from the first induction heating module and that is located at an air-flow path defined between the cooling fan and the air-discharge fan.Type: GrantFiled: November 7, 2018Date of Patent: June 6, 2023Assignee: LG Electronics Inc.Inventors: Hoon Seob Sim, Jaekyung Yang, Se Mi Lee, Yongsoo Lee, Hakjoo Lim
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Patent number: 11659632Abstract: An induction cooker according to the present invention includes: a plurality of heating coils aligned in one row on a same plane; and a controller. The controller is configured to, when a heating target is placed over adjacent two or more of the plurality of heating coils, supply electric power to at least one, but not all, of the two or more adjacent ones of the plurality of heating coils and change, over time, the heating coils to which the power is supplied.Type: GrantFiled: March 16, 2018Date of Patent: May 23, 2023Assignee: Mitsubishi Electric CorporationInventor: Ikuro Suga
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Patent number: 11622423Abstract: An induction cooker includes a top plate on which a cooking container is placed; a heating coil placed below the top plate and that heats the cooking container; an infrared sensor placed below the heating coil and that detects infrared radiation emitted from the cooking container; a sensor casing that houses the infrared sensor; and a magnetic path forming member placed on a top face of the sensor casing. The magnetic path forming member guides magnetic flux passing above the infrared sensor by being generated from the heating coil.Type: GrantFiled: June 16, 2017Date of Patent: April 4, 2023Assignee: Mitsubishi Electric CorporationInventors: Chizuru Inoshita, Akira Morii, Hayato Yoshino
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Patent number: 11617237Abstract: A cooking appliance device, in particular induction cooking appliance device, includes a muffle which has a muffle wall and is configured to define at least partially a cooking chamber. A heating element is provided to heat the muffle wall, with a first sensor unit detecting a temperature of the muffle wall.Type: GrantFiled: December 12, 2017Date of Patent: March 28, 2023Assignee: BSH Hausgeräte GmbHInventors: Juan Jose Galindo Perez, Sergio Llorente Gil, Maria del Carmen Martinez Mur, Dan Neumayer, Carlos Obon Abadia, Jose Manuel Palacios Gasos, Enrique Javier Perez Visa, Edgar Jorge Ramirez Laboreo, Fernando Sanz Serrano
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Patent number: 11612020Abstract: A cooking apparatus is provided. The cooking apparatus acquires input of a plurality of power supplies of different phases. The cooking apparatus includes a plurality of heating coils including a first heating coil and a second heating coil, a plurality of inverters including a first inverter and a second inverter, and a switching circuit configured to selectively provide power from among a first power or a second power supply to at least one of the first inverter or the second inverter.Type: GrantFiled: June 24, 2019Date of Patent: March 21, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Changsun Yun, Hongjoo Kang, Dongoh Kang
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Patent number: 11533791Abstract: A household appliance device includes a base unit, a planar unit, and a fixing unit configured to at least partially fix the planar unit to the base unit such that in an assembled state the fixing unit allows restricted movement at least of a part of the planar unit relative to the base unit in a direction of movement at least essentially parallel to a main plane of extension of the planar unit.Type: GrantFiled: March 9, 2018Date of Patent: December 20, 2022Assignee: BSH Hausgeräte GmbHInventors: Juan Jose Galindo Perez, Carlos Obon Abadia, Alvaro Rigual Iturria, Pablo Ruiz Arnal
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Patent number: 11528927Abstract: A popcorn popper configured to cook popcorn includes a vessel and an electric heating element which heats the vessel. A vibration element vibrates the vessel and a controller controls the heating element and the vibration element. A temperature sensor is in communication with the controller such that the controller can receive temperature readings from the temperature sensor indicative of a temperature of the vessel. The controller activating the heating element to heat the vessel which contains the popcorn until the temperature sensor indicates that a first temperature has been reached. The controller, based on readings from the temperature sensor, maintains the vessel at a second temperature by controlling a power setting of the heating element and the controller activates the vibration element to vibrate the vessel which thereby vibrates the popcorn. The controller after maintaining the vessel at the second temperature, reduces the power of the heating element.Type: GrantFiled: April 7, 2020Date of Patent: December 20, 2022Assignee: Kenyon Technologies, LLCInventors: Michael Reischmann, Edward Gilchrest, Andrew Krystinik, Craig Bures
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Patent number: 11503677Abstract: A hob device, in particular induction hob device, includes a placement plate configured for placement of an item of cookware, at least two heating units for heating the item of cookware, and an illumination strip including a lighting unit and assigned in an operating state to the at least two heating units for marking the at least two heating units.Type: GrantFiled: November 27, 2018Date of Patent: November 15, 2022Assignee: BSH Hausgeräte GmbHInventors: Jesus Enrique Azuara Gazo, Clara Fuertes Pinol, Javier Gil Cabrejas, Javier Herrera Rodriguez, David Ortiz Sainz, Rosario Romeo Velilla, Maria Valencia Betran
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Patent number: 11444492Abstract: A kitchen appliance is disclosed includes a first electrical component, a second electrical component, and a wireless power receiver system. The wireless power receiver system includes a first receiver antenna configured to couple with a first transmission antenna and receive virtual AC power signals from the first transmission antenna. A second receiver antenna is configured to couple with a second transmission antenna and receive virtual DC power signals from the second transmitter antenna. A first receiver power conditioning system is configured to receive the virtual AC power signals, convert the virtual AC power signals to AC received power signals, and provide the AC received power signals to power the first electrical component. The second receiver power conditioning system configured to receive the virtual DC power signals, convert the virtual DC power signals to DC received power signals, and provide the DC received power signals to power the second electrical component.Type: GrantFiled: February 10, 2021Date of Patent: September 13, 2022Assignee: NuCurrent, Inc.Inventors: Mark Melone, Alberto Peralta, Michael Katz
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Patent number: 11405989Abstract: An induction cooking apparatus includes an induction coil forming a top surface and a bottom surface. The induction coil includes a plurality of conductive windings. A temperature sensor protrudes through the top surface of the induction coil. An electrical circuit is in communication with the temperature sensor. The electrical circuit is disposed on a substrate, which may form a chassis configured to support a plurality of conductive connections. The substrate forms a spring mechanism in connection with the temperature sensor.Type: GrantFiled: March 18, 2019Date of Patent: August 2, 2022Assignee: Whirlpool CorporationInventors: Davide Parachini, Cristiano Vito Pastore
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Patent number: 11394249Abstract: A kitchen appliance is disclosed includes a first electrical component, a second electrical component, and a wireless power receiver system. The wireless power receiver system includes a first receiver antenna configured to couple with a first transmission antenna and receive virtual AC power signals from the first transmission antenna. A second receiver antenna is configured to couple with a second transmission antenna and receive virtual DC power signals from the second transmitter antenna. A first receiver power conditioning system is configured to receive the virtual AC power signals, convert the virtual AC power signals to AC received power signals, and provide the AC received power signals to power the first electrical component. The second receiver power conditioning system configured to receive the virtual DC power signals, convert the virtual DC power signals to DC received power signals, and provide the DC received power signals to power the second electrical component.Type: GrantFiled: February 10, 2021Date of Patent: July 19, 2022Assignee: NuCurrent, Inc.Inventors: Mark Melone, Alberto Peralta, Michael Katz
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Patent number: 11395379Abstract: A cooking device includes a heating coil having at least two windings. A fixing device is provided to fix the heating coil at least partially mechanically in an assembled state. The fixing device includes a support unit and a retaining unit, which in the assembled state fixes each of the at least two windings separately on the support unit.Type: GrantFiled: December 12, 2017Date of Patent: July 19, 2022Assignee: BSH Hausgeräte GmbHInventors: Jose Maria De la Cuerda Ortin, Juan Jose Galindo Perez, Pablo Jesus Hernandez Blasco, Izaskun Jaca Equiza, Ignacio Lope Moratilla, Damaso Martin Gomez, Maria Elena Moya Albertin, Carlos Obon Abadia, Jose Joaquin Paricio Azcona, Alvaro Rigual Iturria, Pablo Ruiz Arnal
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Patent number: 11277887Abstract: An induction heating device includes: a casing; a cover plate coupled to a top of the casing and configured to seat an object on a top surface of the cover plate; a working coil located within the casing and configured to heat the object on the top surface of the cover plate; a base plate configured to support the working coil; an indicator board that is located vertically below the base plate and that is spaced apart from the base plate to define an air-flow path between the base plate and the indicator board, where the indicator board includes a plurality of light emitting elements; and a blowing fan located at a first side of a bottom surface of the casing and configured to suction air into the casing from an outside of the casing and to discharge air into the air-flow path.Type: GrantFiled: November 7, 2018Date of Patent: March 15, 2022Assignee: LG Electronics Inc.Inventors: Seongjun Kim, Jaekyung Yang
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Patent number: 11272583Abstract: An induction cooking hob includes a control unit and at least one cooking zone. The cooking zone includes at least three induction coils. At least one first group of one or more induction coils and at least one second group of two or more induction coils of the at least one cooking zone are alternatingly activatable or activated by a control unit.Type: GrantFiled: August 28, 2017Date of Patent: March 8, 2022Assignee: Electrolux Appliances AktiebolagInventors: Filippo Milanesi, Alex Viroli, Laurent Jeanneteau, Massimo Nostro, Fabio Angeli
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Patent number: 11265975Abstract: The present disclosure relates to an induction heating device and a method for controlling the same. In accordance with the present disclosure, first, inductive sensing is periodically performed to detect a specific object with inductive heating property. Next, current sensing of the specific object having the inductive heating property is performed to again check whether the specific object has the inductive heating property. Thus, when the user simply places the loaded object on the device, the device may allow the user to quickly and intuitively confirm whether the corresponding loaded object has the inductive heating property.Type: GrantFiled: June 26, 2018Date of Patent: March 1, 2022Assignee: LG ELECTRONICS INC.Inventors: Ho Yong Jang, Byeong Geuk Kang, Jea Shik Heo
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Patent number: 11249119Abstract: An induction heating apparatus includes a coil driver configured to have a plurality of selectable resonant frequencies, and a controller configured to control the coil driver. The coil driver drives a coil according to a control signal from the controller.Type: GrantFiled: July 27, 2016Date of Patent: February 15, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Chang Sun Yun, Hong Joo Kang, Chang Seob Lim
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Patent number: 11229314Abstract: An induction cooking system including a first shell including a first housing, a first plate coupled to the first housing, and a first induction coil within the first housing. The induction cooking system also includes a second shell coupled to the first shell, the second shell including a second housing, a second plate coupled to the second housing, and a second induction coil within the second housing. The induction cooking system further includes a first temperature sensor for sensing a first plate temperature, a second temperature sensor for sensing a second plate temperature, and a controller. The controller is configured to receive the first plate temperature, receive the second plate temperature, adjust a first current supply to the first induction coil based on the first plate temperature, and adjust a second current supply to the second induction coil based on the second plate temperature.Type: GrantFiled: June 23, 2017Date of Patent: January 25, 2022Assignee: COOK TEK INDUCTION SYSTEMS, LLCInventors: Reinhard Metz, James K. Pool, Warren S. Graber
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Patent number: 11224101Abstract: A cooking apparatus is provided. The cooking apparatus includes heating coils, an input apparatus receiving input of output levels for each of the heating coils, inverters providing driving power to each of the heating coils separately, and a processor controlling the inverters based on the inputted output levels. The processor is configured to predict the power consumption of each of the heating coils based on the inputted output levels, and based on the sum of the predicted power consumption being greater than a predetermined power value, determine a subject heating coil based on the predicted power consumption for each heating coil and history information on power adjustment of the heating coils, and control an inverter corresponding to the subject heating coil such that the subject heating coil operates at a smaller output level than a current output level.Type: GrantFiled: March 26, 2019Date of Patent: January 11, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Kilyoung Lee, Jinseok Kwon, Jongho Park, Jinhee Cho, Kumchul Hwang
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Patent number: 11209172Abstract: A hob device, in particular an induction hob device, includes a variable cooking surface, a user interface and a control unit which in the presence of a heating type divides the cooking surface into a plurality of heating zones in at least one dividing direction, associates heating parameter to each of the heating zones, in a manner dependent on location, for heating at least one cooking pot placed on the heating zone, and forms a cooking zone that is associated with the cooking pot and is heated using the heating parameter. In the event of a request of the heating type for the cooking pot, the control unit is provided to wait for at least one operating action by a user by way of the user interface.Type: GrantFiled: January 4, 2019Date of Patent: December 28, 2021Assignee: BSH Hausgeräte GmbHInventors: Enrique Delgado Sancho, Esther Ondiviela Serrano, David Paesa Garcia, Daniel Palacios Tomas, Annika Tuchen
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Patent number: 11153942Abstract: An induction heating device includes a casing, a cover plate coupled to a top of the casing, and a first induction heating module located within the casing and configured to heat an object on the cover plate. The first induction heating module includes: a working coil; an inverter configured to apply a resonant current to the working coil; a light guide located outside of the working coil, where the light guide includes a light-emission surface that is located at a top of the light guide, that is configured to indicate whether the working coil is driven, and that is configured to indicate an intensity of the working coil; a light emitting element vertically located below the light guide and configured to emit light to the light guide; and a control module configured to control the inverter and the light emitting element.Type: GrantFiled: November 21, 2018Date of Patent: October 19, 2021Assignee: LG Electronics Inc.Inventors: Hyo Jin An, Younghwan Kwack, Seongho Son, Jaekyung Yang, Yongsoo Lee
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Patent number: 11130704Abstract: A glass, in particular glass-ceramic, article, which is intended in particular to be used with at least one heating element, is formed of at least one substrate, such as a glass-ceramic plate. The substrate is at least partly coated with at least one layer of ink, which is advantageously deposited by inkjet printing. The ink is formed of nanoscale pigments and of at least one silicone binder. The layer of ink is coated with at least one layer of silicone-based paint. The layer of paint advantageously is deposited in the form of a flat tint, in particular by screen printing, and preferably being opacifying.Type: GrantFiled: June 15, 2017Date of Patent: September 28, 2021Assignee: EUROKERA S.N.C.Inventors: Thibault Guedon, Clement Pasquinet
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Patent number: 11125445Abstract: The present invention relates to an image processing apparatus, in particular a camera apparatus and/or imaging apparatus for a cooker hood and a cooker hood. The camera apparatus includes a camera and/or the imaging apparatus includes an imaging device, an airflow generation apparatus, and an air channel, where an airflow generated by the airflow generation apparatus flows out of an outlet of the air channel. The outlet of the air channel is formed in a local area around the camera and/or imaging device. Disposing of the outlet of the air channel causes the airflow flowing out of the outlet of the air channel to form an air curtain in front of the camera and/or imaging device, thus preventing smoke from coming into contact with the camera and/or imaging device, protecting the camera and/or imaging device from pollution of smoke, and facilitating heat dissipation of the camera and/or imaging device.Type: GrantFiled: February 21, 2018Date of Patent: September 21, 2021Assignee: BSH Hausgeräte GmbHInventors: Dongyu Chu, Peter Schlotmann, Lei Yang
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Patent number: 11045043Abstract: A container support is disclosed. The container support is operated in conjunction with an induction heating unit, which is disposed beneath a table and generates a magnetic field, and includes a plate for supporting a cooking container placed thereon, a manipulation unit provided at a portion of the plate so as to receive control commands from a user, and a signal-transmitting part provided at a portion of the plate so as to transmit electric signals to the induction heating unit.Type: GrantFiled: September 23, 2016Date of Patent: June 29, 2021Assignee: LG Electronics Inc.Inventors: Hyeunsik Nam, Wansoo Kim
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Patent number: 11033991Abstract: Shrink-fitting device for clamping and unclamping tools that have a tool shank, having a tool receptacle which has a sleeve part that is open at its free end and is made of electrically conductive material, for receiving the tool shank in a frictional manner, and having an induction coil that encloses the sleeve part of the tool receptacle, is able to be subjected to a high-frequency alternating current and is configured as a ring coil or a cylindrical coil, for heating the sleeve part, wherein the induction coil bears, on its outer circumference, a first casing made of magnetically conductive and electrically non-conductive material, and the device comprises power semiconductor components for producing an alternating current feeding the induction coil, and an induction coil housing that preferably consists of insulating material, wherein the induction coil and its first casing are surrounded at the outer circumference by a second casing which consists of magnetically non-conductive material and electricallyType: GrantFiled: December 21, 2016Date of Patent: June 15, 2021Assignee: HAIMER GMBHInventor: Antonín Podhrázký
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Patent number: 11039506Abstract: A stovetop assembly where on/off status of a burner is controlled, at least in part, based upon whether the body of a cookware vessel is: (i) placed on a burner to complete an electrical circuit (for example direct current conductive circuit) or magnetic circuit; or (ii) removed from the burner to break the electrical or magnetic circuit. Also, a control box with a tether line extending therefrom that controls on/off status of a burner based, at least in part, upon whether a clip at a distal end of the tether line is mechanically connected to a cookware vessel.Type: GrantFiled: November 30, 2017Date of Patent: June 15, 2021Assignee: International Business Machines CorporationInventors: Andrew C. M. Hicks, Michael P. Lyons, Tynan J. Garrett, Yunli Tang