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公开(公告)号:US20230167598A1
公开(公告)日:2023-06-01
申请号:US18101796
申请日:2023-01-26
Applicant: LG Electronics Inc.
Inventor: Junghoon LEE , Kyungchul WOO , Jaehyun KIM , Myunghun IM , Hyundong KIM , Hwanjin JUNG
CPC classification number: D06F39/085 , D06F37/266 , D06F37/04 , D06F39/006 , D06F39/083 , D06F21/10 , D06F39/088
Abstract: A washing machine includes a casing having an input port which is formed in a front surface thereof and to which laundry is inputted; a tub which is disposed in the casing to contain fluid, and has an opening communicating with the input port; a drum which is rotatably disposed in the tub, and contains the laundry; a pump which pumps water discharged from the tub; a circulation conduit which guides the water pumped by the pump; an annular gasket which forms a channel connecting the input port and the opening of the tub, and has a plurality of nozzles for spraying water into the drum on an inner circumferential surface defining the channel; and a nozzle water supply conduit which is fixed to the gasket, and supplies the water pumped by the pump to the plurality of nozzles.
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公开(公告)号:US20210381151A1
公开(公告)日:2021-12-09
申请号:US17410639
申请日:2021-08-24
Applicant: LG Electronics Inc.
Inventor: Hwanjin JUNG , Myunghun IM , Jaehyun KIM , Junghoon LEE , Kyungchul WOO
IPC: D06F33/36
Abstract: A method of controlling a washing machine that includes a drum rotatably provided in a tub that receives water, at least one nozzle spraying water into the drum, a washing motor rotating the drum, and a circulation pump circulating water within the washing machine, the method including: operating the washing motor to rotate the drum in a first rotational direction while repeatedly alternating between an acceleration and a deceleration of the drum so that laundry in the drum alternates between maintaining contact with an inner surface of the drum during acceleration, and separates from the inner surface of the drum during deceleration; and operating a circulation pump motor in the circulation pump, while the drum rotates in the first rotational direction, to accelerate a pump speed of the circulation pump during the acceleration of the drum, and to decelerate the pump speed during deceleration of the drum.
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公开(公告)号:US20210277575A1
公开(公告)日:2021-09-09
申请号:US17330109
申请日:2021-05-25
Applicant: LG Electronics Inc.
Inventor: Junghoon LEE , Kyungchul WOO , Jaehyun KIM , Myunghun IM , Hyundong KIM , Hwanjin JUNG
Abstract: A washing machine includes a casing having an input port which is formed in a front surface thereof and to which laundry is inputted; a tub which is disposed in the casing to contain fluid, and has an opening communicating with the input port; a drum which is rotatably disposed in the tub, and contains the laundry; a pump which pumps water discharged from the tub; a circulation conduit which guides the water pumped by the pump; an annular gasket which forms a channel connecting the input port and the opening of the tub, and has a plurality of nozzles for spraying water into the drum on an inner circumferential surface defining the channel; and a nozzle water supply conduit which is fixed to the gasket, and supplies the water pumped by the pump to the plurality of nozzles.
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公开(公告)号:US20210277560A1
公开(公告)日:2021-09-09
申请号:US16617339
申请日:2018-05-10
Applicant: LG Electronics Inc.
Inventor: Myunghun IM , Hwanjin JUNG , Kyungchul WOO , Hyundong KIM , Junghoon LEE
Abstract: A method of controlling a washing machine of the present invention includes the steps of: (a) supplying detergent contained in a dispenser together with water into an inner tub; (b) operating a pump to transfer the water supplied together with the detergent to a plurality of nozzles disposed above the inner tub; and (c) further supplying water into the inner tub, operating the pump while the water is being supplied, and rotating the inner tub so that laundry contained in the inner tub adheres to an inner surface of the inner tub by centrifugal force during the operation of the pump.
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公开(公告)号:US20190323161A1
公开(公告)日:2019-10-24
申请号:US16392197
申请日:2019-04-23
Applicant: LG Electronics Inc.
Inventor: Myunghun IM , Hwanjin JUNG , Kyungchul WOO
Abstract: A method of controlling a washing machine includes: sensing a laundry amount accommodated in a drum; performing water supply into the drum according to the sensed laundry amount; rotating a pump motor at a certain initial rotation speed and transferring washing water discharged from the drum to at least one nozzle for spraying water into the drum; sensing a water level in the drum; performing a re-supply of water at least once until the sensed water level reaches a set water level; and increasing the rotation speed of the pump motor whenever the re-supply of water is performed, so that as the rotation speed of the pump motor is increased, the reaching range of the water stream sprayed through the nozzle gradually expands from the lower side of the circumferential surface of the drum to the rear surface of the drum.
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公开(公告)号:US20190203400A1
公开(公告)日:2019-07-04
申请号:US16235687
申请日:2018-12-28
Applicant: LG Electronics Inc.
Inventor: Hwanjin JUNG , Myunghun IM , Jaehyun KIM , Junghoon LEE , Kyungchul WOO
CPC classification number: D06F33/02 , D06F35/006 , D06F2204/065 , D06F2204/082
Abstract: A method of controlling a washing machine that includes a drum rotatably provided in a tub that receives water, at least one nozzle spraying water into the drum, a washing motor rotating the drum, and a circulation pump circulating water within the washing machine, the method including: operating the washing motor to rotate the drum in a first rotational direction while repeatedly alternating between an acceleration and a deceleration of the drum so that laundry in the drum alternates between maintaining contact with an inner surface of the drum during acceleration, and separates from the inner surface of the drum during deceleration; and operating a circulation pump motor in the circulation pump, while the drum rotates in the first rotational direction, to accelerate a pump speed of the circulation pump during the acceleration of the drum, and to decelerate the pump speed during deceleration of the drum.
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公开(公告)号:US20190203396A1
公开(公告)日:2019-07-04
申请号:US16235708
申请日:2018-12-28
Applicant: LG Electronics Inc.
Inventor: Myunghun IM , Hwanjin JUNG , Jaehyun KIM , Junghoon LEE , Kyungchul WOO
CPC classification number: D06F33/02 , D06F2202/085 , D06F2202/10 , D06F2204/065 , D06F2204/082
Abstract: A method of controlling a washing machine that includes a tub, a drum rotatably disposed in the tub, at least one nozzle spraying water into the drum, a washing motor rotating the drum relative to the tub, and a circulation pump circulating water discharged from the tub, the method including: rotating the drum to cause laundry in the drum (i) to be raised with respect to a bottom of the drum and (ii) to fall downwards into the drum while water is supplied to the drum; spraying water through the at least one nozzle while the drum rotates; based on a first water level in the tub, controlling the circulation pump to rotate at a first rotation speed; supplying water to the drum to increase the water in the tub to a second water level; and controlling the circulation pump to rotate at a second rotation speed.
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公开(公告)号:US20190112748A1
公开(公告)日:2019-04-18
申请号:US16083039
申请日:2017-03-08
Applicant: LG ELECTRONICS INC.
Inventor: Junghoon LEE , Myunghun IM , Kyungchul WOO
Abstract: Disclosed is a washing machine including: a tub provided inside a cabinet and storing washing water; a drum rotatably provided inside the tub and accommodating an object to be washed; a circulation pump for circulating, inside the drum, the washing water discharged from the drum; an air pump for compressing air; an air mixer for mixing the washing water supplied by the circulation pump, and the air compressed by the air pump; and a plurality of nozzles for spraying, toward the object to be washed, a mixed fluid in which the washing water and the compressed air are mixed by the air mixer.
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公开(公告)号:US20240209558A1
公开(公告)日:2024-06-27
申请号:US18596908
申请日:2024-03-06
Applicant: LG Electronics Inc.
Inventor: Jaehyun KIM , Kayeon KIM , Junghoon LEE , Myunghun IM , Kyungchul WOO , Seonhwa YU , Hwanjin JUNG
IPC: D06F37/06
CPC classification number: D06F37/06 , D06F37/065
Abstract: A washing machine is configured to rotate a cylindrical drum formed by processing a metal sheet about a horizontal axis. The drum includes a lifter, formed by processing the metal sheet, respectively provided at a plurality of points spaced along a circumferential direction, when viewed from a front side. The lifter includes a front lifter which is formed by protruding the metal sheet into the drum, and pressurized to be extended in a longitudinal direction of the drum, and a rear lifter disposed in a rear side of the front lifter. The rear lifter is disposed to form a certain phase angle with respect to the front lifter.
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公开(公告)号:US20220235507A1
公开(公告)日:2022-07-28
申请号:US17612054
申请日:2020-05-15
Applicant: LG Electronics Inc.
Inventor: Myunghun IM , Hwanjin JUNG , Jaehyun KIM , Kyungchul WOO
Abstract: The laundry treating appliance according to the present disclosure may comprise a drum that receives laundry and is capable of rotating, a motor rotating the drum, a current detector detecting a current of the motor and a controller controlling the motor to accelerate rotation of the drum and obtaining a function of current change based on the current detected by the current detector during the acceleration of the drum, and determining a first motion speed based on decreasing of a first derivative of the function of current change, wherein the controller controls the motor to stop and then controls the motor to rotate in the first motion speed.
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