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公开(公告)号：US11891742B2
公开(公告)日：2024-02-06
申请号：US17580070
申请日：2022-01-20
Applicant: LG Electronics Inc.
Inventor： Jaehyuk Jang , Beomjun Kim , Sangwook Hong
IPC: D06F34/10 , D06F34/24 , D06F37/42 , D06F39/04 , D06F105/28 , D06F103/16 , D06F58/26 , D06F105/62 , D06F25/00 , D06F34/20 , D06F103/52
CPC classification number: D06F34/10 , D06F34/24 , D06F37/42 , D06F39/04 , D06F25/00 , D06F34/20 , D06F58/26 , D06F2103/16 , D06F2103/52 , D06F2105/28 , D06F2105/62
Abstract: A laundry treating apparatus includes a tub, a drum for receiving an object therein, an induction heater for heating an outer circumferential face of the drum, a motor for rotating the drum, and a power supply for supplying power from an external power source to the laundry treating apparatus, a relay for interrupting current to be applied from the power supply to the induction heater via an electrical wire, a processor connected to the relay via a control wire and configured to control an operation of the relay and to control an operation of the induction heater and an operation of the motor, and a first safety device disposed at the control wire to interrupt a control signal to be applied from the processor to the relay. The first safety device operates in response to a temperature change thereof.
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公开(公告)号：US11479895B2
公开(公告)日：2022-10-25
申请号：US16727493
申请日：2019-12-26
Applicant: LG Electronics Inc.
Inventor： Sangwook Hong , Woore Kim , Changoh Kim
Abstract: Disclosed herein is a laundry machine. More particularly, a laundry machine for generating steam by an induction heater and a control method thereof are disclosed. According to an embodiment, the laundry machine may include a tub, a drum rotatably arranged in the tub to accommodate an object and provided with a through hole on an outer circumferential surface, an induction heater provided to the tub and configured to heat a heating surface of the drum opposing the induction heater on an outer surface of the drum, a motor driven to rotate the drum, a spray nozzle configured to spray water onto the heating surface of the drum opposing and heated by the induction heater to generate steam, and a processor configured to rotate the drum such that the steam is introduced into the drum through the through hole of the drum in a space between the tub and the drum.
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公开(公告)号：US11286610B2
公开(公告)日：2022-03-29
申请号：US16713325
申请日：2019-12-13
Applicant: LG Electronics Inc.
Inventor： Youngjoo Lee , Sangwook Hong
IPC: D06F39/04 , D06F34/28 , D06F25/00 , D06F33/00 , D06F37/30 , D06F37/36 , D06F105/48 , D06F103/24
Abstract: A laundry machine includes a tub, a drum that is rotatably mounted in the tub, and an induction heater that is provided in the tub and configured to heat an outer circumferential surface of the drum. The laundry machine also includes a motor that is configured to rotate the drum, a user interface comprising a course selection unit that is configured to allow a user to select a course, and an option selection unit that is configured to allow the user to select option information that is related with the course selected. The laundry machine further includes a processor that is configured to control the drum rotation speed and the induction heater. The course selection unit comprises a wash-drying course that performs heat-spinning by default, the heat-spinning being configured to heat the drum by driving the induction heater when the drum rotates.
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公开(公告)号：US11060231B2
公开(公告)日：2021-07-13
申请号：US16059302
申请日：2018-08-09
Applicant: LG Electronics Inc.
Inventor： Beomjun Kim , Bio Park , Sangwook Hong
Abstract: Disclosed is a laundry treatment apparatus configured to directly heat a drum containing laundry therein. The laundry treatment apparatus comprising: a cabinet forming an external appearance of the laundry treatment apparatus; a tub provided in the cabinet; a drum configured to rotate within the tub and to contain laundry therein, the drum being formed of a metallic material; an induction module provided at an outer surface of the tub and configured to heat the drum within the tub via induction by generating a magnetic field; and wherein the outer surface of the tub comprises at least one mounting portion that is configured to mount the induction module, with at least part of the at least one mounting portion being arranged radially closer to a rotational axis of the drum than a remaining portion of the outer surface of the tub.
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公开(公告)号：US11008694B2
公开(公告)日：2021-05-18
申请号：US15651689
申请日：2017-07-17
Applicant: LG ELECTRONICS INC.
Inventor： Bio Park , Jaehyuk Jang , Sangwook Hong
Abstract: A laundry apparatus is provided. The laundry apparatus may include a cabinet, a tub provided in the cabinet and defining an internal space, the tub having an opening formed in a front of the tub, a drum rotatably provided in the internal space of the tub and being made of a conductor, and an induction heater provided at an outer circumferential surface of the tub. The induction heater may heat the drum by generating an electromagnetic field and may include a coil that uses a supplied electric current to generate an eddy current in the drum by generating a magnetic field, and a coil arranging portion provided at the outer circumferential surface of the tub. The coil may be arranged on the coil arranging portion such that coils of the coil are spaced a predetermined distance apart from each other while being wound from a front direction to a rear direction of the tub.
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Patent Agency Ranking
公开(公告)号：US10988890B2
公开(公告)日：2021-04-27
申请号：US16741041
申请日：2020-01-13
Applicant: LG ELECTRONICS INC.
Inventor： Woore Kim , Hyunwoo Noh , Sangwook Hong
Abstract: A laundry apparatus includes a drum rotatable on a shaft and including at least one predetermined region made of metal; a tub surrounding the drum; an inductor provided on the tub and heating the drum by generating an electromagnetic field; and an air passage duct including a first duct provided as a passage for exhausting air outside the tub, a second duct provided as a passage for sucking air into the tub, and a fan for generating air flow, wherein the air drawn into the tub via the second duct is supplied to an internal space of the drum via a penetrating hole provided in a circumferential surface of the drum by the fan and then exhausted to the first duct after passing through a drum opening provided in a front portion of the drum.
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公开(公告)号：US10941511B2
公开(公告)日：2021-03-09
申请号：US16328100
申请日：2017-08-25
Applicant: LG Electronics Inc.
Inventor： Beomjun Kim , Woore Kim , Bio Park , Seulgi Park , Jaehyuk Jang , Sangwook Hong , Changoh Kim , Hyunwoo Noh
IPC: D06F39/04 , D06F58/26 , D06F33/00 , D06F21/04 , D06F37/04 , D06F39/08 , D06F58/04 , D06F25/00 , D06F37/26
Abstract: The present invention relates to a clothes treatment apparatus and, more particularly, to a clothes treatment apparatus for directly heating a drum accommodating clothes. According to an embodiment of the present disclosure, provided is a clothes treatment apparatus comprising: a tub; a drum, made of a metal, which accommodates clothes and is rotatably provided inside the tub; and an induction module, provided in the tub so as to have a spacing from a circumferential surface of the drum, for generating an electromagnetic field to heat the circumferential surface of the drum, wherein the induction module comprises: a coil which is formed by winding a wire such that electric current is applied thereto to generate a magnetic field; and a base housing mounted on an outer circumferential surface of the tub, wherein the base housing is provided with a coil slot for defining the shape of the coil in such a manner that the wire is mounted therein so as to have a predetermined distance between wire and wire.
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公开(公告)号：US10590588B2
公开(公告)日：2020-03-17
申请号：US15638864
申请日：2017-06-30
Applicant: LG ELECTRONICS INC.
Inventor： Woore Kim , Hyunwoo Noh , Sangwook Hong
Abstract: A laundry apparatus includes a drum rotatable on a shaft and including at least one predetermined region made of metal; a tub surrounding the drum; an inductor provided on the tub and heating the drum by generating an electromagnetic field; and an air passage duct including a first duct provided as a passage for exhausting air outside the tub, a second duct provided as a passage for sucking air into the tub, and a fan for generating air flow, wherein the air drawn into the tub via the second duct is supplied to an internal space of the drum via a penetrating hole provided in a circumferential surface of the drum by the fan and then exhausted to the first duct after passing through a drum opening provided in a front portion of the drum.
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公开(公告)号：US10184206B2
公开(公告)日：2019-01-22
申请号：US14884058
申请日：2015-10-15
Applicant: LG ELECTRONICS INC.
Inventor： Youngsuk Kim , Injae Han , Sangwook Hong
Abstract: Provided is a clothes treating apparatus which may include a cabinet defining an outer appearance of the apparatus and having an introduction opening, a clothes receiving device provided in the cabinet and receiving therein clothes through the introduction opening, a circulation passage through which internal air of the clothes receiving device circulates, a heat-exchanging passage connected to the circulation passage to guide external air outside the circulation passage into the circulation passage for heat exchange with the internal air of the circulation passage, and a fan provided at the heat-exchanging passage to generate airflow in the heat-exchanging passage.
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公开(公告)号：US09683325B2
公开(公告)日：2017-06-20
申请号：US14884038
申请日：2015-10-15
Applicant: LG ELECTRONICS INC.
Inventor： Youngsuk Kim , Sangwook Hong , Hyojun Kim
CPC classification number: D06F58/24 , D06F58/02 , D06F58/206
Abstract: Provided is a clothes treating apparatus that includes a cabinet that defines an outer appearance of the clothes treating apparatus, a clothes receiving device provided in the cabinet and configured to receive clothes therein, a hot air supply device provided with a heat exchanger to heat air supplied into the clothes receiving device and a compressor connected to the heat exchanger to compress a refrigerant, and a bracket assembly provided in the cabinet to support the compressor. The bracket assembly may include a main bracket having a compressor accommodation region in which the compressor is accommodated and a sub-bracket that extends from the main bracket.
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