公开(公告)号：US20230168025A1

公开(公告)日：2023-06-01

申请号：US18095658

申请日：2023-01-11

Applicant: LG ELECTRONICS INC.

Inventor： Wonyeong Jung ,  Deokhyun Youn ,  Daewoong Kim

IPC: F25D23/06 ,  F25D23/08 ,  F16L59/065 ,  F25D19/00 ,  F25D23/02

CPC classification number: F25D23/062 ,  F25D23/085 ,  F16L59/065 ,  F25D19/006 ,  F25D23/028 ,  F25D23/087 ,  F25D2201/14

Abstract: A vacuum adiabatic body includes a first plate; a second plate; a seal; a support; a heat resistance unit; and an exhaust port, wherein the heat resistance unit includes a conductive resistance sheet having one end connected to the first plate member, the conductive resistance sheet resisting heat conduction flowing along a wall for the third space, the heat resistance unit further includes a side frame connected to the conductive resistance sheet, the side frame defining at least one portion of the wall for the third space, the side frame includes a first mounting surface connected to the conductive resistance sheet and a second mounting surface connected to the second plate, and the second mounting surface is supported by the support.

公开(公告)号：US20230089951A1

公开(公告)日：2023-03-23

申请号：US17980867

申请日：2022-11-04

Applicant: LG ELECTRONICS INC.

Inventor： Sol HAN ,  Daewoong Kim ,  Wonyeong Jung ,  Jangseok Lee

IPC: F25D23/06 ,  F16L59/065 ,  F25B13/00

Abstract: Provided is a vacuum adiabatic body. The vacuum adiabatic body includes a supporting unit configured to maintain a vacuum space part. The supporting unit includes a plurality of bars extending in a vertical direction between the first plate member and the second plate member. When a pitch of the bar is a, an elastic modulus of a material forming the bar is E, and a radius of a long axis is n and a radius of a short axis is m when a cross-section of the bar has an elliptical shape is n, the following equation: 1.0354

公开(公告)号：US11598571B2

公开(公告)日：2023-03-07

申请号：US16981138

申请日：2019-06-26

Applicant: LG ELECTRONICS INC.

Inventor： Duchan Ki ,  Wonyeong Jung ,  Deokhyun Youn

IPC: F25D21/08 ,  F25D23/06 ,  F16L59/065 ,  F25D29/00

Abstract: A vacuum adiabatic body between a first space and a second space includes an alternating current line through which AC current flows as a driving source, a direct current line through which direct current flows as a driving source, and a signal line through which a control signal flows as electric lines configured to electrically connect the first space to the second space. Thus, the number of lines passing through the vacuum adiabatic body may be reduced.

公开(公告)号：US11592230B2

公开(公告)日：2023-02-28

申请号：US16929523

申请日：2020-07-15

Applicant: LG ELECTRONICS INC.

Inventor： Wonyeong Jung ,  Deokhyun Youn ,  Daewoong Kim

IPC: F25D23/06 ,  F25D23/08 ,  F16L59/065 ,  F25D19/00 ,  F25D23/02

Abstract: A vacuum adiabatic body includes a first plate; a second plate; a seal; a support; a heat resistance unit; and an exhaust port, wherein the heat resistance unit includes a conductive resistance sheet having one end connected to the first plate member, the conductive resistance sheet resisting heat conduction flowing along a wall for the third space, the heat resistance unit further includes a side frame connected to the conductive resistance sheet, the side frame defining at least one portion of the wall for the third space, the side frame includes a first mounting surface connected to the conductive resistance sheet and a second mounting surface connected to the second plate, and the second mounting surface is supported by the support.

公开(公告)号：US11573048B2

公开(公告)日：2023-02-07

申请号：US17134911

申请日：2020-12-28

Applicant: LG ELECTRONICS INC.

Inventor： Wonyeong Jung ,  Deokhyun Youn ,  Sungsub Lee ,  Daewoong Kim ,  Sora Kim

IPC: F25D23/06 ,  F16L59/065 ,  F25D19/00 ,  F25D23/08 ,  F25D23/02

Abstract: A vacuum adiabatic body includes a first plate; a second plate; a seal; a support; and an exhaust port, wherein an extension tab extending toward the third space to be coupled to the support is provided to at least one of the first and second plates, and the extension tab extends downward from an edge portion of the at least one of the first and second plates.

公开(公告)号：US11199357B2

公开(公告)日：2021-12-14

申请号：US16792002

申请日：2020-02-14

Applicant: LG Electronics Inc.

Inventor： Wonyeong Jung ,  Myungryul Lee ,  Sung Jhee

IPC: F25D21/04 ,  F25D23/08 ,  F25D23/06 ,  F25D23/02

Abstract: A refrigerator includes a body having a storage space. The body includes an inner case having the storage space, an outer case having an inside surface spaced a predetermined gap from an outside surface of the inner case to house the inner case, a vacuum space provided between the inner case and the outer case sealed to maintain a vacuum state for heat insulating between the inner case and the outer case, a supporting portion provided to contact with the outside surface of the inner case and the inside surface of the outer case to maintain a spaced state of the vacuum space, and a dewing preventive unit adjacent to the supporting portion for preventing dewing from taking place at the outer case by suppressing surface temperature drop of the outer case caused by cold conducted from the inner case to the outer case through the supporting portion.

公开(公告)号：US11137201B2

公开(公告)日：2021-10-05

申请号：US15749132

申请日：2016-08-02

Applicant: LG ELECTRONICS INC.

Inventor： Wonyeong Jung ,  Deokhyun Youn ,  Daewoong Kim

IPC: F25D23/08 ,  F25D19/00 ,  F25D23/02 ,  F25D23/06 ,  F16L59/065

Abstract: A vacuum adiabatic body includes: a first plate member defining at least one portion of a wall for a first space; a second plate member defining at least one portion of a wall for a second space having a different temperature from the first space; a sealing part sealing the first plate member and the second plate member to provide a third space that has a temperature between the temperature of the first space and the temperature of the second space and is in a vacuum state; a supporting unit maintaining the third space; a heat resistance unit for decreasing a heat transfer amount between the first plate member and the second plate member; an exhaust port through which a gas in the third space is exhausted; a side frame provided at an edge portion of the third space, the side frame having at least one portion defining a wall for the third space; and a peripheral frame fixed to the side frame to have a part mounted thereto. Accordingly, each part of the vacuum adiabatic body can be mounted without any interference, and an adiabatic effect can be improved.

公开(公告)号：US10808988B2

公开(公告)日：2020-10-20

申请号：US15749147

申请日：2016-08-02

Applicant: LG ELECTRONICS INC.

Inventor： Wonyeong Jung ,  Deokhyun Youn

IPC: F25D23/06 ,  F16L59/065 ,  F25D19/00 ,  F25D23/02 ,  F25D23/08

Abstract: A vacuum adiabatic body includes a first plate; a second plate; a seal; a support; a heat resistance unit; and an exhaust port, wherein the heat resistance unit includes a conductive resistance sheet connected to at least one of the first and second plates, the conductive resistance sheet resisting heat conduction flowing along a wall for the third space, the conductive resistance sheet includes a mounting part mounted on the first or second plate and a curved part having at least one portion depressed into the third space, a coupler that fixes the conductive resistance sheet to the first or second plate is formed on the mounting part, and the curved part includes a first curved part depressed toward the third space and a second curved part extending from the first curved part, the second curved part surrounding an edge portion of the first or second plate.

公开(公告)号：US10760849B2

公开(公告)日：2020-09-01

申请号：US15749143

申请日：2016-08-01

Applicant: LG ELECTRONICS INC.

Inventor： Wonyeong Jung ,  Deokhyun Youn ,  Sungsub Lee

IPC: F25D23/06 ,  F25D19/00 ,  F16L59/065 ,  F25D23/08 ,  F25D23/02

Abstract: A vacuum adiabatic body includes: a first plate member; a second plate member; a sealing part sealing the first plate member and the second plate member to provide a third space; a supporting unit maintaining the third space; a heat resistance unit for decreasing a heat transfer amount between the first plate member and the second plate member; and an exhaust port through which a gas in the third space is exhausted. The vacuum adiabatic body further includes a peripheral adiabatic part provided to an outer wall of an edge portion of the third space to improve the adiabatic performance of the edge portion of the third space, and the peripheral adiabatic part is provided as a separate adiabatic member. Accordingly, an adiabatic effect may be improved and volume of an outer door in a door-in-door refrigerator may be increased.

公开(公告)号：US10161670B2

公开(公告)日：2018-12-25

申请号：US14924343

申请日：2015-10-27

Applicant: LG ELECTRONICS INC.

Inventor： Wonyeong Jung ,  Myungryul Lee ,  Sung Jhee

IPC: F25D23/06 ,  F25D23/08

Abstract: The refrigerator includes a body having a storage space for storing a predetermined storage object, wherein the body includes an inner case having the storage space, an outer case having an inside surface spaced a predetermined gap from an inside surface of the inner case to house the inner case, a vacuum space provided between the inner case and the outer case enclosed to maintain a vacuum state for heat insulating between the inner case and the outer case, and a sealing unit for sealing a front of the vacuum space formed between a front of the inner case and a front of the outer case and reducing a heat transfer rate between the inner case and the outer case.