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US 11,378,223 B2Granted
Vacuum adiabatic body and refrigerator
AssigneeLG Electronics Inc.
InventorsWonyeong Jung, Deokhyun Youn
Life of this patent
Estimating the term…
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.
Claims18
A vacuum adiabatic body comprising:
- a first plate;
- a second plate spaced apart from the first plate to form a space therebetween, wherein the first and second plates are configured to be sealed such that the space is a vacuum space;
- at least one support plate provided adjacent to at least one of the first plate or the second plate;
- at least one first pillar provided between the first and second plates;
- at least one radiation resistance sheet provided between the first plate and the second plate to reduce heat transfer between the first plate and the second plate;
- at least one first hole provided in the radiation resistance sheet and through which the at least one first pillar passes, the first hole being configured to guide a position of the radiation resistance sheet within the space, and the at least one first hole and the at least one first pillar supporting a horizontal movement of the radiation resistance sheet;
- and
- a spacing block provided between the radiation resistance sheet and the support plate.
5 more elements
A fabrication method for a vacuum adiabatic body, comprising:
- preparing a first plate including a first bottom wall and a first side wall;
- inserting a plurality of supports, an outer side of each of the plurality of supports corresponding to an inner side of the first bottom wall and an inner side of the first side wall;
- inserting a second plate including a second bottom wall and a second side wall, wherein an inner side of each of the plurality of supports corresponds to an inner side of the second bottom wall and an inner side of the second side wall, the inner sides of the second bottom wall and the second side wall being sides facing the first bottom wall and the first side wall, respectively;
- sealing an inner space between the first plate and the second plate by a conductive resistance sheet, the conductive resistance sheet connect an edge of the first plate and an edge of the second plate;
- and
- exhausting the inner space.
3 more elements
A vacuum adiabatic body, comprising:
- a first plate;
- a second plate spaced apart from the first plate to form a space therebetween, wherein the first and second plates are configured to be sealed such that the space is a vacuum space;
- a first support plate supported by the first plate or the second plate;
- a plurality of pillars configured to maintain a distance between the first plate and the second plate;
- at least one radiation resistance sheet provided between the first plate and the second plate to reduce heat transfer between the first plate and the second plate;
- and
- a plurality of holes through which the plurality of pillars passes, respectively, the plurality of holes being configured to guide a position of the radiation resistance sheet within the space,
- wherein the radiation resistance sheet includes an edge that extends past an edge of the first support plate.
5 more elements
A vacuum adiabatic body comprising:
- a first plate;
- a second plate spaced apart from the first plate to form a space therebetween, wherein the first and second plates are configured to be sealed such that the space is a vacuum space;
- at least one support plate provided adjacent to at least one of the first plate or the second plate;
- at least one first pillar provided between the first and second plates;
- at least one radiation resistance sheet provided between the first plate and the second plate;
- at least one first hole provided in the radiation resistance sheet through which the at least one first pillar passes, the first hole being configured to guide a position of the radiation resistance sheet within the space;
- and
- a spacing block provided between the radiation resistance sheet and the support plate;
- wherein a distance between an inner edge of the spacing block and the first pillar is greater than a distance between the inner edge of the first hole and the first pillar.
6 more elements
A vacuum adiabatic body comprising:
- a first plate;
- a second plate spaced apart from the first plate to form a space therebetween, wherein the first and second plates are configured to be sealed such that the space is a vacuum space;
- at least one support plate provided adjacent to at least one of the first plate or the second plate;
- at least one first pillar provided between the first and second plates;
- at least one radiation resistance sheet provided between the first plate and the second;
- at least one first hole provided in the radiation resistance sheet through which the at least one first pillar passes, the first hole being configured to guide a position of the radiation resistance sheet within the space;
- a spacing block provided between the radiation resistance sheet and the support plate;
- and
- at least one second pillar and at least one second hole through which the at least one second pillar passes, wherein the second hole is larger than the first hole.
6 more elements
Dependencies are inferred from the claim text.