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公开(公告)号：US11627644B2
公开(公告)日：2023-04-11
申请号：US16785407
申请日：2020-02-07
Applicant: LG Electronics Inc.
Inventor： Hyeunsik Nam , Wan Soo Kim , Woo Jin Choi , Byungkyu Park
Abstract: A wireless induction heating cooker includes a main body configured to receive and heat food objects therein, a lid configured to couple to an upper surface of the main body, and an inner pot configured to be accommodated in the main body and to be heated based on a magnetic field being generated by a heating coil of an induction heating device. The inner pot defines a heat conduction space that is surrounded by a bottom surface, an outer surface, and an inner surface of the inner pot.
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公开(公告)号：US11612266B2
公开(公告)日：2023-03-28
申请号：US16794965
申请日：2020-02-19
Applicant: LG Electronics Inc.
Inventor： Byungkyu Park , Hyeunsik Nam , Wan Soo Kim , Woo Jin Choi
IPC: A47J27/092 , A47J27/08 , A47J36/38 , A47J27/09
Abstract: A steam exhausting device coupled to a cover of an electric pressure cooker includes: a housing that has an upper surface defining a first opening and a lower surface defining a second opening; a steam pipe that is spaced apart from the second opening and that extends along a vertical line passing the second opening; a pressure member arranged in the housing along the vertical line and configured to move down to a discharge end of the steam pipe; a lever disposed in the housing and having a first end connected to the pressure member; a button connected to a second end of the lever and configured to move vertically along a vertical axis passing the first opening, where the button includes a magnetic body; and an electromagnet disposed at a bottom surface of the housing. The vertical axis passes the electromagnet.
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公开(公告)号：US20200267807A1
公开(公告)日：2020-08-20
申请号：US16785407
申请日：2020-02-07
Applicant: LG Electronics Inc.
Inventor： Hyeunsik Nam , Wan Soo Kim , Woo Jin CHOI , Byungkyu Park
Abstract: A wireless induction heating cooker includes a main body configured to receive and heat food objects therein, a lid configured to couple to an upper surface of the main body, and an inner pot configured to be accommodated in the main body and to be heated based on a magnetic field being generated by a heating coil of an induction heating device. The inner pot defines a heat conduction space that is surrounded by a bottom surface, an outer surface, and an inner surface of the inner pot.
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公开(公告)号：US11937359B2
公开(公告)日：2024-03-19
申请号：US16796613
申请日：2020-02-20
Applicant: LG Electronics Inc.
Inventor： Hyeunsik Nam , Wan Soo Kim , Hyunwook Moon , Byungkyu Park , Yangkyeong Kim
CPC classification number: H05B6/1209 , A47J27/0802 , A47J27/086 , H02J50/12 , H02J50/40 , H05B6/062 , H05B6/1236 , H05B6/1245
Abstract: A wireless induction heating cooker includes a main body, a lid coupled to the main body, an internal pot stored in the main body, a first power receiving coil placed at a lower portion of an edge area of the internal pot, a lateral surface heating coil placed on an outer circumferential surface of the internal pot and connected with the first power receiving coil, a power transmitting coil provided on one lateral surface of an upper portion of the main body and supplied with electric currents induced to the first power receiving coil, and a second power receiving coil provided on one lateral surface of the lid and supplying electric currents induced by a magnetic field generated in the power transmitting coil to at least one of electronic devices.
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公开(公告)号：US10517148B2
公开(公告)日：2019-12-24
申请号：US15189375
申请日：2016-06-22
Applicant: LG ELECTRONICS INC.
Inventor： Hyunwook Moon , Byungkyu Park , Seungbok Ok
Abstract: An electronic induction heat cooking apparatus is provided. The electronic induction heat cooking apparatus includes a rectifier for rectifying an input voltage and outputting a direct current (DC) voltage, a plurality of switching elements for switching the DC voltage output through the rectifier, a cooling fan for cooling the plurality of switching elements, a plurality of heating coils for heating a cooking utensil by controlling the plurality of switching elements, and a controller for controlling the plurality of switching elements according to a plurality of operation modes. In an operation mode for generating maximum heat among the plurality of operation modes, a switching element for generating maximum heat among the plurality of switching elements is arranged closer to the cooling fan than at least one of the other switching elements.
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Patent Agency Ranking
公开(公告)号：US10477629B2
公开(公告)日：2019-11-12
申请号：US15189342
申请日：2016-06-22
Applicant: LG ELECTRONICS INC.
Inventor： Byungkyu Park , Hyunwook Moon , Seungbok Ok , Byeongwook Park
Abstract: An electronic induction heat cooking apparatus includes a rectifier including a bridge diode, for rectifying an input voltage and outputting a direct current (DC) voltage; a plurality of switching elements for switching the DC voltage output through the rectifier; a controller for controlling the plurality of switching elements; a plurality of heating coils for heating a cooking utensil by controlling the plurality of switching elements; a heat sink having the plurality of switching elements mounted thereon, for cooling the plurality of switching elements; a cover covering the plurality of switching elements; and coupling members for coupling the heat sink to the cover. A radiation fin for cooling the plurality of switching elements is formed on the cover.
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公开(公告)号：US10433373B2
公开(公告)日：2019-10-01
申请号：US15130747
申请日：2016-04-15
Applicant: LG ELECTRONICS INC.
Inventor： Wansoo Kim , Yangkyeong Kim , Byungkyu Park
Abstract: 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.
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公开(公告)号：US12185871B2
公开(公告)日：2025-01-07
申请号：US17437214
申请日：2020-02-07
Applicant: LG Electronics Inc.
Inventor： Hyunwook Moon , Byungkyu Park , Yangkyeong Kim
Abstract: The apparatus comprises a case, a magnetic member which is provided at a bottom surface of the case and attaches the case to the outer surface of the cooking vessel by forming an attractive force with respect to the outer surface of the cooking vessel, first and second temperature sensors which are disposed at the bottom surface of the case while being spaced a predetermined distance apart from each other in the vertical direction, and measure temperatures of two measurement points located at the outer surface of the cooking vessel and spaced the predetermined distance apart from each other in the vertical direction, respectively and a controller which is provided in the case and estimates the temperature of the food based on an average value of the temperatures measured respectively by the first and second temperature sensors and a desired temperature value provided by a user.
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公开(公告)号：US11690143B2
公开(公告)日：2023-06-27
申请号：US16547851
申请日：2019-08-22
Applicant: LG ELECTRONICS INC.
Inventor： Wansoo Kim , Yangkyeong Kim , Byungkyu Park
CPC classification number: H05B6/1209 , A47J36/2483 , A47J36/34 , A47J43/0705 , H05B6/062 , H05B6/12 , A47J2043/04481 , Y02B40/00
Abstract: 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.
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10.发明授权公开(公告)号：US11445579B2
公开(公告)日：2022-09-13
申请号：US16902436
申请日：2020-06-16
Applicant: LG Electronics Inc.
Inventor： Byungkyu Park , Hyeunsik Nam , Wan Soo Kim
Abstract: A wireless induction heating cooker is configured to be operated on an induction heating apparatus. The wireless induction heating cooker includes a main body, a lid that is configured to be coupled to an upper surface of the main body and that includes an output module, an internal pot configured to be disposed within the main body, a plurality of temperature sensors that are disposed at an outer surface of the internal pot and that are arranged along a circumferential direction of the internal pot, and a control module. The control module is configured to determine an alignment state of the main body relative to the induction heating apparatus based on measured values of the plurality of temperature sensors, and control the output module to output a guide signal corresponding to the alignment state.
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