公开(公告)号：US11994330B2

公开(公告)日：2024-05-28

申请号：US17282099

申请日：2019-10-01

Applicant: LG ELECTRONICS INC.

Inventor： Donghoon Lee ,  Donghoon Lee ,  Wookyong Lee ,  Seungseob Yeom ,  Yongjun Bae ,  Sunggyun Son ,  Chongyoung Park

IPC: F25C1/24 ,  F25C5/08

CPC classification number: F25C1/24 ,  F25C5/08 ,  F25C2400/10 ,  F25C2400/14 ,  F25C2600/04

Abstract: The refrigerator includes: a first tray forming a part of ice-making cells which are where water changes phase into ice due to cold air; a second tray forming the other part of the ice-making cells; and a temperature sensor for sensing the temperature of the water or ice in the ice-making cells, wherein the temperature sensor comes into contact with the first tray and/or the second tray.

公开(公告)号：US11988431B2

公开(公告)日：2024-05-21

申请号：US17281972

申请日：2019-10-02

Applicant: LG ELECTRONICS INC.

Inventor： Donghoon Lee ,  Yongjun Bae ,  Wookyong Lee

IPC: F25C1/18 ,  F25C1/04

CPC classification number: F25C1/18 ,  F25C1/04 ,  F25C2400/10 ,  F25C2400/14 ,  F25C2700/14

Abstract: A refrigerator according to the present disclosure includes a first tray configured to form a portion of each of a plurality of ice making cells, and a second tray configured to be rotatable with respect to the first tray and to form the other portion of each of the plurality of ice making cells, in which water supply is performed at the water supply position of the second tray, when water supply is completed, the second tray is moved to the ice making position, and one or more of the first tray and the second tray is provided with a communication hole for communicating the plurality of ice making cells at the ice making position of the second tray.

公开(公告)号：USRE49919E1

公开(公告)日：2024-04-16

申请号：US17587880

申请日：2022-01-28

Applicant: LG Electronics Inc.

Inventor： Donghoon Lee ,  Wookyong Lee

IPC: F25C5/08 ,  F25C1/04

CPC classification number: F25C5/08 ,  F25C1/04 ,  F25C2305/022 ,  F25C2305/0221

Abstract: An ice maker includes an upper tray that includes a plurality of upper cells that each have a hemispherical shape and an ice making tube disposed at outer circumferential surfaces of the upper cells and configured to cool each of the upper cells. The ice maker also includes a lower tray that includes a plurality of lower cells that each have a hemispherical shape. The lower tray is rotatably connected to the upper tray. The ice maker further includes a rotation shaft connected to a rear end of the lower tray and a rear end of the upper tray, and configured to rotate the lower tray with respect to the upper tray.

公开(公告)号：US11940196B2

公开(公告)日：2024-03-26

申请号：US17281786

申请日：2019-10-01

Applicant: LG ELECTRONICS INC.

Inventor： Donghoon Lee ,  Wookyong Lee ,  Sunggyun Son ,  Donghoon Lee ,  Seungseob Yeom ,  Yongjun Bae ,  Chongyoung Park

IPC: F25C1/24 ,  F25C5/08

CPC classification number: F25C1/24 ,  F25C5/08 ,  F25C2400/10 ,  F25C2400/14 ,  F25C2600/04

Abstract: The refrigerator may comprise: a first tray assembly forming a part of ice-making cells; and a second tray assembly forming the other part of the ice-making cells. In order that ice can be produced in the direction of ice-making cells formed by any One of the first and second tray assemblies to ice-making cells formed by the other tray assembly, following the start of an ice-making process, the one tray assembly comprises a first part, and the first part comprises: a first surface forming a part of the ice-making cells; and a first deformation-resistant reinforcement part extending from the first surface in the vertical direction away from a heater.

公开(公告)号：US11920846B2

公开(公告)日：2024-03-05

申请号：US17281779

申请日：2019-10-01

Applicant: LG ELECTRONICS INC.

Inventor： Donghoon Lee ,  Wookyong Lee ,  Chongyoung Park ,  Donghoon Lee ,  Seungseob Yeom ,  Yongjun Bae ,  Sunggyun Son

IPC: F25C5/08 ,  F25C1/18 ,  F25C1/24 ,  F25C1/25 ,  F25D29/00

CPC classification number: F25C5/08 ,  F25C1/24 ,  F25C1/25 ,  F25D29/00 ,  F25C1/18 ,  F25C2400/06 ,  F25C2400/10 ,  F25C2400/14 ,  F25C2600/04 ,  F25C2700/12

Abstract: A refrigerator of the present invention may comprise: a first tray assembly forming a part of an ice making cell; and a second tray assembly forming the other part of the ice making cell. The first tray assembly includes a first tray, and the second tray assembly includes a second tray. The second tray includes a first portion forming at least a portion of the ice making cell, and a second portion extending from a predetermined point of the first portion. The second portion includes a first extension part extending from a first point of the first portion and a second extension part extending from a second point of the first portion, wherein the length of the second extension part in the horizontal direction is formed longer than the length of the first extension part.

公开(公告)号：US11879679B2

公开(公告)日：2024-01-23

申请号：US17281753

申请日：2019-10-01

Applicant: LG ELECTRONICS INC.

Inventor： Donghoon Lee ,  Wookyong Lee ,  Chongyoung Park ,  Donghoon Lee ,  Seungseob Yeom ,  Yongjun Bae ,  Sunggyun Son

IPC: F25C1/24 ,  F25C5/08

CPC classification number: F25C1/24 ,  F25C5/08 ,  F25C2400/10 ,  F25C2400/14

Abstract: A refrigerator comprises: a storage chamber, a cooler, a first tray, a second tray, the first portion and the second portion being configured to define a space formed by the cell to receive a liquid to be phase-changed to form ice, a heater provided adjacent to at least one of the first tray or the second tray; and a controller configured to: operate the heater while the ice is being formed so that gas bubbles dissolved in the liquid within the cell move from a portion of space where the liquid that has phase-changed into the ice to another portion of the space where the liquid is in a fluid state, and when a defrosting start condition is satisfied while the ice is being formed in the space of the cell, perform a defrosting process and reduce an amount of cold supplied by the cooler.

公开(公告)号：US11846460B2

公开(公告)日：2023-12-19

申请号：US17282330

申请日：2019-10-01

Applicant: LG ELECTRONICS INC.

Inventor： Donghoon Lee ,  Wookyong Lee ,  Seungseob Yeom ,  Donghoon Lee ,  Yongjun Bae ,  Sunggyun Son ,  Chongyoung Park

IPC: F25C5/08 ,  F25C1/25 ,  F25C1/18 ,  F25C1/24 ,  F25D29/00

CPC classification number: F25C5/08 ,  F25C1/18 ,  F25C1/24 ,  F25C1/25 ,  F25D29/00 ,  F25C2400/06 ,  F25C2400/10 ,  F25C2700/12

Abstract: A refrigerator includes: a storage chamber; a cooler to cool the storage chamber; a first tray assembly and a second tray assembly configured to define an ice making cell; a heater disposed adjacent to at least one of the first tray assembly or the second tray assembly; and a controller configured to control the heater, wherein the controller controls the heater to be turned on to make transparent ice from water within the ice making cell, and the controller controls the heater so that when a heat transfer amount between the storage chamber and the water of the ice making cell increases, the heating amount of the heater increases, and when the heat transfer amount between the storage chamber and the water of the ice making cell decreases, the heating amount of the heater decreases.

公开(公告)号：US11835281B2

公开(公告)日：2023-12-05

申请号：US17281807

申请日：2019-10-02

Applicant: LG ELECTRONICS INC.

Inventor： Sunggyun Son ,  Donghoon Lee ,  Wookyong Lee ,  Donghoon Lee

IPC: F25C1/18 ,  F25C1/24 ,  F25C5/08

CPC classification number: F25C1/18 ,  F25C1/24 ,  F25C5/08 ,  F25C2400/10 ,  F25C2600/04 ,  F25C2700/12

Abstract: An ice maker, according to the present invention, comprises: a first tray for defining one portion of the ice-making cell, which is a space for creating ice; a second tray for defining the other portion of the ice-making cell; a heater for providing heat to the second tray; and a heater case having the heater coupled thereto, wherein in an ice-making process, at least one portion of the heater case may move along with the second tray.

公开(公告)号：US11747068B2

公开(公告)日：2023-09-05

申请号：US17299266

申请日：2019-12-11

Applicant: LG ELECTRONICS INC.

Inventor： Donghoon Lee ,  Seungseob Yeom ,  Wookyong Lee

IPC: F25C1/25 ,  F25C1/045 ,  F25C5/187

CPC classification number: F25C1/25 ,  F25C1/045 ,  F25C5/187 ,  F25C2400/08 ,  F25C2400/14 ,  F25C2600/04

Abstract: The present disclosure provides an ice machine including: a cabinet; a tray disposed inside the cabinet and having a plurality of cells for respectively forming ice cubes; and a nozzle disposed below the tray and spraying water toward the tray, wherein the plurality of cells includes a first cell having a smaller size and a second cell having a larger size than the first cell, and wherein the nozzle includes a first nozzle for spraying the water into the first cell and a second nozzle for spraying the water into the second cell.

公开(公告)号：US11709007B2

公开(公告)日：2023-07-25

申请号：US17473191

申请日：2021-09-13

Applicant: LG Electronics Inc.

Inventor： Donghoon Lee ,  Donghoon Lee ,  Wookyong Lee ,  Seungyoon Cho ,  Heejun Lee ,  Seungseob Yeom

IPC: F25C1/24 ,  F25D23/04 ,  F25D23/02 ,  F25D17/06 ,  F25D17/04 ,  F25D17/08 ,  F25D11/02 ,  F25D25/00 ,  F25D29/00 ,  E05D11/00

CPC classification number: F25C1/24 ,  F25D11/02 ,  F25D17/04 ,  F25D17/045 ,  F25D17/06 ,  F25D17/062 ,  F25D17/065 ,  F25D17/067 ,  F25D17/08 ,  F25D23/02 ,  F25D23/025 ,  F25D23/04 ,  F25D25/005 ,  F25D29/00 ,  E05D11/00 ,  E05Y2900/31 ,  F25C2400/10 ,  F25C2400/14 ,  F25D2317/062 ,  F25D2323/021 ,  F25D2323/023 ,  F25D2323/024

Abstract: A refrigerator includes a cabinet including a refrigerating compartment and an evaporation chamber, a first door, a housing in the first door, an ice making room defining a cool air inflow hole and a cool air discharge hole, a chiller room defining a cool air discharge hole, a second door connected to the first door, a partition wall defining the ice making room, the chiller room, and a communication hole, a damper opening and closing the communication hole, a cool air supply duct connecting an outlet of the evaporation chamber and the cool air inflow hole to supply cool air of the evaporation chamber to the ice making room, and a cool air return duct having a first inlet connected to the cool air discharge hole of the ice making chamber and a second inlet connected to the cool air discharge hole of the chiller room.