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公开(公告)号：US20230119105A1
公开(公告)日：2023-04-20
申请号：US17914637
申请日：2020-04-28
Applicant: LG ELECTRONICS INC.
Inventor： Hyeunsik NAM , Dooyong OH , Hyunwook MOON , Yangkyeong KIM
Abstract: The present disclosure relates to a rotary roaster capable of uniformly heating the entire surface of a grill by means of an induction heating method. According to one embodiment, a rotary roaster operating on an induction heating device comprises a supporter, a grill rotatably coupled to the supporter, a motor configured to rotate the grill and a receiving coil provided on a bottom surface of the supporter and configured to provide a power induced by a working coil of the induction heating device to the motor.
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公开(公告)号：US20210186250A1
公开(公告)日：2021-06-24
申请号：US16905514
申请日：2020-06-18
Applicant: LG Electronics Inc.
Inventor： Wan Soo KIM , Hyeunsik NAM , Yangkyeong KIM
IPC: A47J27/08 , A47J27/00 , A47J27/086 , A47J36/06
Abstract: A cooking apparatus includes a chamber, a heater configured to heat the chamber, a pump configured to supply water into the chamber to thereby generate a pressure in the chamber, and a processor configured to control at least one of the heater or the pump based on a temperature of the chamber and the pressure in the chamber.
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公开(公告)号：US20210159730A1
公开(公告)日：2021-05-27
申请号：US17044302
申请日：2019-04-09
Applicant: LG ELECTRONICS INC.
Inventor： Hyunwook MOON , Yangkyeong KIM , Euisung KIM , Hojae SUNG
Abstract: The present disclosure relates to a wireless power reception device and method, and provides a wireless power reception device comprising: a secondary coil which is magnetically coupled to a primary coil disposed in a wireless power transmission device so as to receive wireless power from the wireless power transmission device; a shielding member for supporting the secondary coil; a power pickup unit including a rectifier circuit for rectifying an alternating current signal according to the wireless power received by the secondary coil into a direct current signal; and a communication/control unit for controlling transmission of the wireless power and communicating with the wireless power transmission device. On the basis of a secondary coil and a shielding member according to the present embodiment, slimming of an applied product can be achieved and, simultaneously, the same target performance index (which is required for the standard medium power level (for example, 60 W)) can be implemented.
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公开(公告)号：US20190216261A1
公开(公告)日：2019-07-18
申请号：US16363115
申请日：2019-03-25
Applicant: LG ELECTRONICS INC.
Inventor： Sangcheol LEE , Wontae KIM , Yangkyeong KIM
Abstract: Disclosed is a system interworking between a cooking apparatus for cooking food and a kitchen device in communication with the cooking apparatus, the system comprising a cooking apparatus comprising a first transmitter transmitting an electrical signal to the kitchen device; and a first controller controlling the first transmitter to transmit the electrical signal to the kitchen device; and a kitchen device comprising a second receiver receiving the electrical signal transmitted by the first transmitter; and a second controller controlling the driving of the kitchen device according to the electrical signal received by the second receiver.
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公开(公告)号：US20170280513A1
公开(公告)日：2017-09-28
申请号：US15471198
申请日：2017-03-28
Applicant: LG ELECTRONICS INC.
Inventor： Hyeunsik NAM , Wansoo KIM , Dongseong KWAG , Yangkyeong KIM
CPC classification number: H05B6/1218 , A47B13/08 , A47B13/12 , F24C7/083 , F24C15/10 , G02B6/0035 , G02B6/0055 , G02B6/0065 , G02B6/0096 , H02J50/10 , H05B6/1245 , H05B2213/05 , H05B2213/07
Abstract: Provided is a table top including: an upper plate, which is constituted by a plate-shaped non-magnetic member so as to support an electronic or cooking device placed thereon; an energy supply module, which is disposed under the upper plate so as to supply energy to the electronic or cooking device; at least one light source configured to generate light; and at least one light-transmissive portion, which is provided in the upper plate and through which the light generated by the light source is transmitted; and at least one light guide configured to guide the light, generated by the light source, to the light-transmissive portion, wherein the at least one light guide allows at least a portion of the light, generated by the light source, to be emitted upward from the upper plate through the light-transmissive portion.
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Patent Agency Ranking
公开(公告)号：US20170280512A1
公开(公告)日：2017-09-28
申请号：US15470170
申请日：2017-03-27
Applicant: LG ELECTRONICS INC.
Inventor： Wansoo KIM , Seongjun KIM , Byungkyu PARK , Yangkyeong KIM
CPC classification number: H05B6/1209 , F24C7/10 , H05B6/02 , H05B6/062 , H05B6/1236 , H05B6/1245
Abstract: An induction heating device is disclosed. The induction heating device includes a working coil for creating a magnetic field for induction of eddy currents in cooking equipment so as to heat the cooking equipment, a power supply unit for providing induction voltage to operate the working coil, and a case for accommodating the power supply unit and the working coil. The case includes a first case and a second case, and the first case and the second case define therebetween an insertion space into which a plate is fitted.
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公开(公告)号：US20240251484A1
公开(公告)日：2024-07-25
申请号：US18684311
申请日：2021-09-06
Inventor： Kyunghoon JUNG , Euisung KIM , Yangkyeong KIM , Raeyoung KIM
CPC classification number: H05B6/062 , H02M1/08 , H05B6/1209 , H05B6/365 , H02M7/537
Abstract: The present disclosure is to provide an induction heating type cooktop that minimizes negative voltage formation and ringing in an inverter to which a Wide Band Gab (WBG) element is applied, and includes a top glass on which a cooking vessel is placed, and a cooking vessel for heating the cooking vessel. The induction heating type cooktop may include an inverter including a working coil that generates a magnetic field, at least one switching element driven to flow current in the working coil, and a driving part that drives the switching element, and the composite impedance of the driving part can be varied.
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公开(公告)号：US20210274605A1
公开(公告)日：2021-09-02
申请号：US17186747
申请日：2021-02-26
Applicant: LG Electronics Inc.
Inventor： Hyunwook MOON , Euisung KIM , Yangkyeong KIM
Abstract: A wireless power transmission apparatus for induction heating includes: a working coil that is configured to change operation based on selection of a mode of operation from among a plurality of operating modes, the plurality of operating modes including a wireless power transmission mode configured to wirelessly transmit power and a heating mode configured to heat one or more objects, an inverter that is configured to output, to the working coil, current at an operation frequency, and a controller. The controller is configured to calculate an eccentricity degree between the working coil and a reception coil of a target object and control, in the wireless power transmission mode, the operation frequency based on the calculated eccentricity degree in a preparation period prior to wireless power transmission to the target object.
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公开(公告)号：US20190104573A1
公开(公告)日：2019-04-04
申请号：US16145278
申请日：2018-09-28
Applicant: LG Electronics Inc.
Inventor： Hyunwook MOON , Yangkyeong KIM , Eui Sung KIM
Abstract: An indicator for an induction heating device including a working coil, the indicator that includes: a magnetic flux sensing coil that is configured to (i) sense magnetic flux generated in a state in which the working coil is driven and (ii) convert the sensed magnetic flux into current; a rectifying portion that is configured to rectify current converted by the magnetic flux sensing coil; and a light emitting module that is configured to emit light based on current rectified by the rectifying portion is disclosed.
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公开(公告)号：US20180340692A1
公开(公告)日：2018-11-29
申请号：US15989375
申请日：2018-05-25
Applicant: LG ELECTRONICS INC
Inventor： Dongseong KWAG , Yangkyeong KIM
Abstract: An electromagnetic induction heating cooking appliance may include a heating plate comprising a magnetic substance, a cooking space in which the heating plate is accommodated, an electromagnetic induction heater that supplies an induced current to the heating plate, and a heat emitter that emits heat so as to heat food placed on the heating plate. The electromagnetic induction heater and the heat emitter may be disposed on different sides of the cooking space, respectively. The electromagnetic induction heating cooking appliance may further include a water storage groove that generates steam in the cooking space when water is placed in the water storage groove.
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