公开(公告)号：US12215453B2

公开(公告)日：2025-02-04

申请号：US18097737

申请日：2023-01-17

Applicant: LG Electronics Inc.

Inventor： Hwanjin Jung ,  Myunghun Im ,  Junghoon Lee ,  Kyungchul Woo ,  Jaehyun Kim ,  Hyundong Kim

IPC: D06F37/26 ,  D06F33/36 ,  D06F37/06 ,  D06F37/22 ,  D06F37/30 ,  D06F39/08 ,  D06F105/06 ,  D06F103/04 ,  D06F103/24 ,  D06F105/48

Abstract: A washing machine includes a casing, a tub, a drum, a pump for sending water discharged from the tub, a gasket connecting an input port of the casing to an opening of the tub and having nozzles for spraying water into the drum, and a nozzle water supply pipe configured to guide water introduced through the opening into a first sub-flow and a second sub-flow. The nozzle water pipe includes first nozzle water supply ports, formed on a first flow path to which the first sub-flow is guided, for supplying the first sub-flow to any two or more nozzles among the plurality of nozzles, and second nozzle water supply ports, formed on a second flow path to which the second sub-flow is guided, for supplying the second sub-flow to other two or more nozzles among the plurality of nozzles.

公开(公告)号：US12139841B2

公开(公告)日：2024-11-12

申请号：US18231668

申请日：2023-08-08

Applicant: LG Electronics Inc.

Inventor： Hwanjin Jung ,  Myunghun Im ,  Junghoon Lee ,  Kyungchul Woo ,  Hyundong Kim

IPC: D06F33/00 ,  D06F37/06 ,  D06F37/22 ,  D06F37/26 ,  D06F37/30 ,  D06F39/08 ,  D06F39/12

Abstract: A washing machine includes: a casing, a tub, a drum, a cylindrical gasket connecting an input port of the casing to an opening of the tub, a pump configured to circulate water discharged from the tub; a guide pipe fixed to the gasket configured to guide water supplied from the pump, and nozzles configured to spray water from the guide pipe into the drum. The nozzles include an upper nozzle configured to spray water downward, intermediate nozzles disposed below the upper nozzle in both left and right sides and configured to spray water downward while spraying water deeper into the drum than the upper nozzle, and lower nozzles disposed above the inflow port, disposed below the intermediate nozzles in both left and right sides based on the inflow port and configured to spray water upward.

公开(公告)号：US11898290B2

公开(公告)日：2024-02-13

申请号：US17612054

申请日：2020-05-15

Applicant: LG Electronics Inc.

Inventor： Myunghun Im ,  Hwanjin Jung ,  Jaehyun Kim ,  Kyungchul Woo

IPC: D06F34/18 ,  D06F33/32 ,  D06F37/30

CPC classification number: D06F34/18 ,  D06F33/32 ,  D06F37/304

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.

公开(公告)号：US11447904B2

公开(公告)日：2022-09-20

申请号：US16557947

申请日：2019-08-30

Applicant: LG Electronics Inc.

Inventor： Myunghun Im ,  Hwanjin Jung ,  Seonhwa Yu ,  Sunggyun Kim ,  Kyungchul Woo

IPC: D06F33/00 ,  D06F34/18 ,  D06F33/36 ,  D06F103/46

Abstract: Disclosed is a method of controlling a washing machine, the method including determining the state of laundry received in a washing tub from output of an output layer of an artificial neural network pre-trained based on machine learning using a current value supplied to a motor configured to rotate the washing tub during accelerated rotation of the washing tub as input data of an input layer of the artificial neural network (a first sensing step), selecting one of a plurality of washing modes classified in consideration of the wear degree of laundry or washing strength based on the state of the laundry, and performing washing according to the selected washing mode (a washing cycle step).

公开(公告)号：US11214908B2

公开(公告)日：2022-01-04

申请号：US16235793

申请日：2018-12-28

Applicant: LG Electronics Inc.

Inventor： Hwanjin Jung ,  Myunghun Im ,  Jaehyun Kim ,  Junghoon Lee ,  Kyungchul Woo

IPC: D06F33/36 ,  D06F105/06 ,  D06F105/46 ,  D06F105/48 ,  D06F33/38 ,  D06F39/08 ,  D06F37/30 ,  D06F103/04

Abstract: A method of controlling a washing machine with a drum rotatably provided in a tub that receives water, and a circulation pump that circulates water in the washing machine, the method including: rotating the drum in a first rotational direction by a first rotational amount during which laundry is raised on an inner circumferential surface of the drum by a centrifugal force; subsequent to rotating the drum by the first rotational amount, further rotating the drum by a second rotational amount in the first rotational direction during which the laundry falls from the inner circumferential surface of the drum; increasing a pump speed of the circulation pump while the drum is rotated by the first rotational amount in the first rotational direction; and decreasing the pump speed of the circulation pump while the drum is rotated by the second rotational amount in the first rotational direction.

公开(公告)号：US11028519B2

公开(公告)日：2021-06-08

申请号：US16186321

申请日：2018-11-09

Applicant: LG Electronics Inc.

Inventor： Junghoon Lee ,  Kyungchul Woo ,  Jaehyun Kim ,  Myunghun Im ,  Hyundong Kim ,  Hwanjin Jung

IPC: D06F39/08 ,  D06F37/04 ,  D06F39/00 ,  D06F37/26 ,  D06F21/10

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.

公开(公告)号：US11920283B2

公开(公告)日：2024-03-05

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

IPC: D06F39/08 ,  D06F21/10 ,  D06F37/04 ,  D06F37/26 ,  D06F39/00

CPC classification number: D06F39/085 ,  D06F21/10 ,  D06F37/04 ,  D06F37/266 ,  D06F39/006 ,  D06F39/083 ,  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.

公开(公告)号：US11821128B2

公开(公告)日：2023-11-21

申请号：US16557411

申请日：2019-08-30

Applicant: LG Electronics Inc.

Inventor： Myunghun Im ,  Hwanjin Jung ,  Seonhwa Yu ,  Sunggyun Kim ,  Kyungchul Woo

IPC: G06N3/08 ,  D06F39/00 ,  D06F34/18 ,  D06F103/46 ,  D06F103/24 ,  D06F103/04

CPC classification number: D06F34/18 ,  G06N3/08 ,  D06F2103/04 ,  D06F2103/24 ,  D06F2103/46

Abstract: A control method of washing machine includes: a first detection step of acquiring amount of laundry accommodated in a washing tub; a first washing step of performing washing based on a first laundry amount, when the first laundry amount acquired in the first detection step is equal to or larger than a preset first threshold value; a second detection step of, acquiring the laundry amount accommodated in the washing tub by an output of an output layer of an artificial neural network while using a current value inputted to a motor for rotating and acceleration of the washing tub as an input data of an input layer of the artificial neural network previously learned by machine learning; and a second washing step of performing washing based on a second laundry amount, when the second laundry amount acquired in the second detection step is smaller than the first threshold value.

公开(公告)号：US11680351B2

公开(公告)日：2023-06-20

申请号：US16430949

申请日：2019-06-04

Applicant: LG Electronics Inc.

Inventor： Junghoon Lee ,  Jaehyun Kim ,  Kyungchul Woo ,  Myunghun Im ,  Hwanjin Jung

IPC: D06F39/08 ,  D06F37/26 ,  B29C48/14 ,  B29C48/16 ,  B29C48/03 ,  D06F37/04

CPC classification number: D06F37/266 ,  B29C48/03 ,  B29C48/14 ,  B29C48/16 ,  D06F39/088 ,  D06F37/04 ,  D06F39/083

Abstract: A washing machine includes a casing, a tub, a drum, a circulation pump, an annular gasket connecting between openings of the casing and the tub and including circulation nozzles configured to supply water into the drum, and a conduit fixed to the gasket and guiding water to the circulation nozzles. The conduit includes an inlet port configured to receive water from the pump, a transport pipe configured to guide water from the inlet port to the circulation nozzles, and a supply ports configured to supply water to the circulation nozzles. A method for manufacturing a conduit includes positioning supply ports in a cavity defined at a first mold, forming a parison having a hollow opening by extruding a raw material, positioning the parison in the cavity, combining the first mold and a second mold, and injecting gas into the hollow opening of the parison.

公开(公告)号：US11578446B2

公开(公告)日：2023-02-14

申请号：US16235756

申请日：2018-12-28

Applicant: LG Electronics Inc.

Inventor： Hwanjin Jung ,  Myunghun Im ,  Jaehyun Kim ,  Junghoon Lee ,  Kyungchul Woo

IPC: D06F33/36 ,  D06F39/08 ,  D06F35/00 ,  D06F103/04 ,  D06F105/06 ,  D06F105/46

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: controlling a rotation of the drum by operating the washing motor to rotate the drum at a first rotation speed in a first rotation direction, and to maintain a rotation of the drum at the first rotation speed in the first rotation direction so that laundry in the drum maintains contact with an inner circumferential surface of the drum; and controlling a pump speed of the circulation pump by operating a circulation pump motor in the circulation pump to accelerate and decelerate at least once while the washing motor rotates the drum at the first rotation speed in the first rotation direction.