公开(公告)号：US12228329B2

公开(公告)日：2025-02-18

申请号：US18034863

申请日：2021-11-01

Applicant: LG ELECTRONICS INC.

Inventor： Wonyeong Jung ,  Deokhyun Youn ,  Jangseok Lee

IPC: F16L59/065 ,  B32B3/26 ,  B32B5/18 ,  B32B15/085 ,  B32B15/18 ,  B32B27/06 ,  B32B27/32 ,  F25D23/06 ,  F25D23/02

Abstract: A vacuum adiabatic body according to an embodiment may include a first plate, a second plate, and a seal that seals a gap between the first plate and the second plate. Optionally, the vacuum adiabatic body according to an embodiment may include a support that maintains a vacuum space. Optionally, the vacuum adiabatic body according to an embodiment may include a heat transfer resistor that reduces an amount of heat transfer between the first plate and the second plate. Optionally, the vacuum adiabatic body may include a component coupling portion connected to at least one of the first or second plate so that a component is coupled thereto. Optionally, the second plate may provide the seal. Optionally, the second plate may include an outer panel disposed outside the second plate when the vacuum space is centered. Accordingly, the vacuum adiabatic body may be improved in productivity.

公开(公告)号：US12163617B2

公开(公告)日：2024-12-10

申请号：US18034677

申请日：2021-11-01

Applicant: LG ELECTRONICS INC.

Inventor： Wonyeong Jung ,  Deokhyun Youn ,  Bongjin Kim ,  Minsu Ryu

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

Abstract: A vacuum adiabatic body of the present embodiment may include a first plate, a second plate, a seal configured to seal the first plate and the second plate to provide a vacuum space, and a support configured to maintain the vacuum space. Optionally, the support may include a first support having a first support plate formed in a grid shape, and a plurality of spacer coupling portions configured to protrude from the first support plate. Optionally, the support may a second support having a second support plate formed in a grid shape, and a plurality of spacers configured to protrude from the second support plate and coupled to each of the plurality of spacer coupling portions to form a plurality of bars together with the plurality of spacer coupling portions. Optionally, the support may a radiation resistance sheet supported by a portion of the plurality of bars and spaced apart from at least one of the first support plate and the second support plate. Optionally, the plurality of spacer coupling portions may be arranged in a plurality of columns and a plurality of rows in the first support plate. Optionally, only a spacer coupling portion having the same shape may be provided in some columns of a plurality of columns, and spacer coupling portions having a different shape may be provided in some other columns.

公开(公告)号：US11953260B2

公开(公告)日：2024-04-09

申请号：US17980867

申请日：2022-11-04

Applicant: LG ELECTRONICS INC.

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

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

CPC classification number: F25D23/066 ,  F16L59/065 ,  F25B13/00 ,  F25D2201/14 ,  Y10T428/231

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：US11920858B2

公开(公告)日：2024-03-05

申请号：US17072231

申请日：2020-10-16

Applicant: LG ELECTRONICS INC.

Inventor： Wonyeong Jung ,  Deokhyun Youn ,  Sungsub Lee

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

CPC classification number: F25D23/063 ,  F16L59/065 ,  F25D19/006 ,  F25D23/028 ,  F25D23/062 ,  F25D23/064 ,  F25D23/085 ,  F25D23/087 ,  F25D2201/14

Abstract: A vacuum adiabatic body is provided. The vacuum adiabatic body may include a first plate, a second plate, a seal, a support, a heat resistance device, and an exhaust port. The support may include at least two bars to support the first plate and the second plate. Each of the at least two bars may include a material having a lower emissivity than emissivities of each of the first and second plates, and each bar may be fabricated using at least one material selected from the group consisting of polycarbonate (PC), glass fiber PC, low outgassing PC, polyphenylene sulfide (PPS), and liquid crystal polymer (LCP).

公开(公告)号：US11740008B2

公开(公告)日：2023-08-29

申请号：US16980349

申请日：2019-06-25

Applicant: LG ELECTRONICS INC.

Inventor： Wonyeong Jung ,  Daewoong Kim ,  Hyeunsik Nam ,  Jangseok Lee

IPC: F25D11/02 ,  F25D23/06 ,  F16L59/065

CPC classification number: F25D23/061 ,  F16L59/065 ,  F25D11/02

Abstract: In one embodiment, a refrigerator includes: a heat exchange pipeline which is accommodated in an inner wall of a vacuum adiabatic body and in which heat exchange of a refrigerant is performed; a through-part through which a refrigerant pipe provided in at least one of the first plate member or the second plate member to provide the heat exchange pipeline passes; and a sealing member configured to accommodate the inlet pipe and the outlet pipe therein and coupled to at least one of the first plate member or the second plate member to restrict gas communication between the refrigerant pipe and the vacuum space part.

公开(公告)号：US11725867B2

公开(公告)日：2023-08-15

申请号：US17155430

申请日：2021-01-22

Applicant: LG ELECTRONICS INC.

Inventor： Wonyeong Jung ,  Deokhyun Youn ,  Sora Kim

IPC: F25D23/06 ,  E06B3/663 ,  F16L59/065 ,  F25D19/00 ,  F25D23/08 ,  F25D23/02

CPC classification number: F25D23/063 ,  E06B3/66304 ,  F16L59/065 ,  F25D19/006 ,  F25D23/062 ,  F25D23/064 ,  F25D23/082 ,  F25D23/028 ,  F25D2201/14 ,  F25D2500/02

Abstract: A vacuum adiabatic body includes a first plate, a second plate, a seal to create a vacuum between the first and second plates, and a support to maintain a distance between the first and second plates. At least one of the first or second plates may have a predetermined thickness. The support includes a plurality of bars or posts interposed between the first and second plates and arranged in a grid having a predetermined pitch. A bending angle may be formed between points corresponding to where the plurality of bars are provided and points corresponding to positions that are furthest away from the bars.

公开(公告)号：US11719378B2

公开(公告)日：2023-08-08

申请号：US17831604

申请日：2022-06-03

Applicant: LG ELECTRONICS INC.

Inventor： Wonyeong Jung ,  Deokhyun Youn

IPC: F25D23/06 ,  F16L59/065

CPC classification number: F16L59/065 ,  F25D23/063 ,  F25D23/065 ,  F25D2201/14

Abstract: A vacuum adiabatic body includes a first plate, a second plate, a space between the first plate and the second plate configured to be a vacuum state, a support including at least a pair of support plates that maintain a distance between the first and second plates, and at least one radiation resistance sheet provided between the pair of support plates to reduce heat transfer between the first plate and the second plate.

公开(公告)号：US11603025B2

公开(公告)日：2023-03-14

申请号：US17123225

申请日：2020-12-16

Applicant: LG ELECTRONICS INC.

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

IPC: B60N3/10 ,  B60R7/04 ,  F25B21/04 ,  F25D19/00 ,  F25D23/08 ,  F25D23/02 ,  F25D23/06 ,  F25B21/02

Abstract: A vacuum insulator including a heat diffusion block placed in a vacuum space; a thermoelectric module, in the vacuum space, coming into contact with the heat diffusion block so as to exchange heat therewith: and a heat sink exchanging heat with the thermoelectric module and placed in a first space or a second place. High heat-insulation performance and heat-transfer performance can be obtained.

公开(公告)号：US11598573B2

公开(公告)日：2023-03-07

申请号：US17114950

申请日：2020-12-08

Applicant: LG ELECTRONICS INC.

Inventor： Wonyeong Jung ,  Deokhyun Youn ,  Sungsub Lee

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

Abstract: A vacuum adiabatic body may include: 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 at least including a conductive resistance sheet capable of resisting heat conduction flowing along a wall for the third space to decrease 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. A side frame may be fastened to the conductive resistance sheet and the second plate member, and the side frame is fastened to an edge portion of the second plate member. Accordingly, the formation of dews may be prevented and an adiabatic effect may be improved.

公开(公告)号：US11585591B2

公开(公告)日：2023-02-21

申请号：US17021582

申请日：2020-09-15

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.