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21. 发明申请

WO2021010543A1 LAUNDRY TREATING APPARATUS 审中-公开
公开(公告)号：WO2021010543A1
公开(公告)日：2021-01-21
申请号：PCT/KR2019/013681
申请日：2019-10-17
申请人： LG ELECTRONICS INC.
发明人： LEE, Youngjoo , HONG, Sangwook
IPC分类号： D06F39/04 , D06F58/26 , H05B6/10 , H05B6/36
摘要： A laundry treating apparatus comprising an induction module is disclosed. The laundry treating apparatus comprises a cabinet, a drum provided inside the cabinet and formed of a metal material for accommodating a treatment target, and an induction module spaced apart from an outer circumferential surface of the drum at a predetermined interval, inducing and heating the drum, wherein the induction module includes a base housing for accommodating a coil, and a cover housing forming a moving space of heat generated from the coil, jointed to an upper portion of the base housing, the cover housing includes a through portion for discharging the heat by passing through the cover housing up and down, and the cover housing forms a section upwardly inclined toward the through portion to move the heat generated from the coil along the inclined section and discharge the heat to the through portion. It is possible to prevent a temperature of the coil from being excessively increased in the induction module, and enhance durability and efficiency of the induction module by making sure of a structure for active discharge of heat generated from the coil.

22. 发明申请

WO2020138901A1 LAUNDRY MACHINE HAVING INDUCTION HEATER AND CONTROL METHOD THEREOF 审中-公开
公开(公告)号：WO2020138901A1
公开(公告)日：2020-07-02
申请号：PCT/KR2019/018365
申请日：2019-12-24
申请人： LG ELECTRONICS INC.
发明人： HONG, Sangwook , KIM, Woore , KIM, Changoh
IPC分类号： D06F39/00 , D06F39/04 , D06F37/30 , D06F39/08 , D06F39/02 , D06F33/30 , H05B6/10
摘要： 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.

23. 发明申请

WO2020122648A1 LAUNDRY TREATING APPARATUS HAVING INDUCTION HEATER AND CONTROL METHOD THEREOF 审中-公开
公开(公告)号：WO2020122648A1
公开(公告)日：2020-06-18
申请号：PCT/KR2019/017620
申请日：2019-12-12
申请人： LG ELECTRONICS INC.
发明人： NOH, Hyunwoo , HONG, Sangwook
IPC分类号： D06F58/26 , D06F58/32 , H05B6/10
摘要： Disclosed are an object treating apparatus, and more particularly, an object treating apparatus for heating a drum using an induction heater and a control method thereof. The object treating apparatus includes a tub; a drum rotatably disposed within the tub and accommodating an object therein; an induction heater disposed on the tub and configured to heat an outer circumferential face of the drum contacting the heater; a motor to rotate the drum; and a processor configured to control an operation of the induction heater to dry the object, wherein the processor is configured to: control revolution per minute (RPM) of the drum to perform at least two drum motions having at least two different target RPMs respectively when drying the object.

24. 发明申请

WO2020122625A1 LAUNDRY MACHINE HAVING INDUCTION HEATER AND CONTROL METHOD OF THE SAME 审中-公开
公开(公告)号：WO2020122625A1
公开(公告)日：2020-06-18
申请号：PCT/KR2019/017564
申请日：2019-12-12
申请人： LG ELECTRONICS INC.
发明人： LEE, Youngjoo , HONG, Sangwook
IPC分类号： D06F58/26 , D06F58/20
摘要： Embodiments of the present disclosure relate to a laundry machine, more particularly, a laundry machine which may heat a drum by means of an induction heater, and a control method of the same. The laundry machine includes a tub; a drum that is rotatably mounted in the tub and holds laundry; an induction heater that is provided in the tub and configured to heat an outer circumferential surface of the drum located in opposite; a motor that is configured to drive so as to rotate the drum; a user interface comprising a course selection unit that is configured to allow a user to select one of courses; and an option selection unit that is configured to allow the user to select option information that is related with the course selected from the course selection unit; and a processor that is configured to control the drum RPM and the drive of the induction heater, wherein the course selection unit comprises a wash-drying course that performs heat-spinning by default, the heat-spinning configured to heat the drum by driving the induction heater, when the drum rotates in the spinning.

25. 发明申请

WO2020091186A1 LAUNDRY TREATING DEVICE 审中-公开
公开(公告)号：WO2020091186A1
公开(公告)日：2020-05-07
申请号：PCT/KR2019/008404
申请日：2019-07-09
申请人： LG ELECTRONICS INC.
发明人： KIM, Woore , KIM, Beomjun , HONG, Sangwook
IPC分类号： D06F58/28 , D06F58/26 , H05B6/10 , G01J5/00
摘要： Disclosed is a laundry treating apparatus. The present invention includes a cabinet, a tub provided within the cabinet, a drum provided within the tub to receive a treatment target therein, the drum made of metallic material, an induction module provided to the tub to heat the drum by induction, an infrared sensor provided to the tub to measure a temperature of the drum, and a barrel lens connected to the infrared sensor so that thermal radiation radiated from the drum enters the barrel lens, wherein the barrel lens includes a guide portion guiding vertically incident thermal radiation to the infrared sensor only.

26. 发明申请

WO2019164334A1 WASHING MACHINE AND CONTROL METHOD OF WASHING MACHINE 审中-公开
公开(公告)号：WO2019164334A1
公开(公告)日：2019-08-29
申请号：PCT/KR2019/002210
申请日：2019-02-22
申请人： LG ELECTRONICS INC.
发明人： KIM, Beomjun , KIM, Woore , HONG, Sangwook
IPC分类号： D06F39/04 , D06F37/42 , H05B6/10 , H05B6/06
摘要： A washing machine includes: a tub configured to contain water; a drum of metal material configured to be rotated in the tub; an induction heater configured to be disposed in a position spaced apart from the drum and heat the drum by a magnetic force generated when a current is applied to a coil; an input power source; a relay configured to interrupt a current applied to the coil of the induction heater from the input power source; a first processor configured to control the relay; and a safety device configured to be connected to a circuit connecting the first processor and the relay, wherein the safety device includes: a first thermostat configured to operate according to a temperature of a first air between the drum and the tub, and open the circuit when the temperature of the first air is a first safety control temperature; and a thermal fuse configured to operate according to a temperature of a second air outside the tub, and open the circuit when the temperature of the second air is a second safety control temperature.

27. 发明申请

WO2019031896A1 LAUNDRY TREATMENT APPARATUS AND METHOD OF CONTROLLING THE SAME 审中-公开
公开(公告)号：WO2019031896A1
公开(公告)日：2019-02-14
申请号：PCT/KR2018/009134
申请日：2018-08-09
申请人： LG ELECTRONICS INC.
发明人： JANG, Jaehyuk , HONG, Sangwook
IPC分类号： D06F58/28 , D06F58/26 , D06F39/04 , D06F33/02
摘要： Disclosed is a laundry treatment apparatus, which directly heats a drum accommodating laundry therein, and which is enhanced in efficiency and safety. The laundry treatment apparatus includes a drum formed of a metal material and provided to accommodate laundry therein, an induction module spaced apart from a circumferential surface of the drum and provided to heat the circumferential surface of the drum via a magnetic field that is generated when current is applied to a coil, a lifter provided in the drum to move the laundry inside the drum when the drum rotates, and a module controller configured to control an output of the induction module so as to control an amount of heat generated from the circumferential surface of the drum. The module controller variably controls the amount of heat that is generated based on a change in a position of the lifter that occurs when the drum rotates.

28. 发明申请

WO2019031895A1 LAUNDRY TREATMENT APPARATUS AND METHOD OF CONTROLLING THE SAME 审中-公开
公开(公告)号：WO2019031895A1
公开(公告)日：2019-02-14
申请号：PCT/KR2018/009133
申请日：2018-08-09
申请人： LG ELECTRONICS INC.
发明人： NOH, Hyunwoo , KIM, Changoh , HONG, Sangwook
IPC分类号： D06F58/26 , D06F39/04
摘要： Disclosed is a laundry treatment apparatus including a drum formed of a metal material and provided to accommodate laundry therein, an induction module spaced apart from a circumferential surface of the drum and provided to heat the circumferential surface of the drum via a magnetic field that is generated when current is applied to a coil, and a lifter formed of a metal material and provided in the drum to move the laundry inside the drum when the drum rotates. The lifter is provided so as to be recessed in a direction in which a distance between the induction module and the lifter, which face each other, increases.

29. 发明申请

WO2019031888A1 LAUNDRY TREATMENT APPARATUS 审中-公开
公开(公告)号：WO2019031888A1
公开(公告)日：2019-02-14
申请号：PCT/KR2018/009126
申请日：2018-08-09
申请人： LG ELECTRONICS INC.
发明人： NOH, Hyunwoo , KIM, Changoh , HONG, Sangwook
IPC分类号： D06F58/24 , D06F58/26 , D06F58/28 , D06F58/10
摘要： Disclosed is a laundry treatment apparatus configured to condense moisture by supplying cooling water to the interior of a tub containing laundry therein. The laundry treatment apparatus includes a tub, a drum rotatably provided in the tub, a cooling water port provided at the inner rear surface of the tub so as to be adjacent to the inner side surface of the tub in order to supply cooling water along the inner side surface of the tub, and a guide rib formed so as to protrude from the inner side surface of the tub in a radially inward direction of the tub and to extend from the cooling water port toward the front side of the tub in order to disperse the cooling water supplied from the cooling water port on the inner surface of the tub. The apparatus is capable of reducing energy consumption and improving drying performance.

30. 发明申请

WO2019031887A1 LAUNDRY TREATMENT APPARATUS AND METHOD OF CONTROLLING THE SAME 审中-公开
公开(公告)号：WO2019031887A1
公开(公告)日：2019-02-14
申请号：PCT/KR2018/009125
申请日：2018-08-09
申请人： LG ELECTRONICS INC.
发明人： KIM, Woore , CHO, Hongjun , HONG, Sangwook
IPC分类号： D06F58/26 , D06F39/04
摘要： Disclosed is a laundry treatment apparatus configured to directly heat a drum containing laundry therein. The laundry treatment apparatus comprising: a tub; a drum configured to rotate within the tub and to contain laundry therein, the drum being formed of a metallic material; and an induction module provided at an outer surface of the tub and configured to heat the drum via induction using a magnetic field generated by applying current to a coil formed by a wire that is wound within the induction module, wherein the induction module comprises a base housing configured to accommodate the coil therein, the base housing being mounted on the outer surface of the tub, and wherein the coil is formed with the wire being wound around within the base housing, and comprising a straight portion and a curved portion, with a first radius of curvature of an inner coil portion of the curved portion of the coil being the same as a second radius of curvature of an outer coil portion of the curved portion of the coil.

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