PROCESSES FOR MAKING A SUPER-INSULATING CORE MATERIAL FOR A VACUUM INSULATED STRUCTURE

    公开(公告)号:US20220275902A1

    公开(公告)日:2022-09-01

    申请号:US17747079

    申请日:2022-05-18

    Abstract: A method for forming a super-insulating material for a vacuum insulated structure includes disposing glass spheres within a rotating drum. A plurality of interstitial spaces are defined between the glass spheres. A binder material is disposed within the rotating drum. The glass spheres and the at least one binder material are rotated within the rotating drum, wherein the binder material is mixed during a first mixing stage with the glass spheres. A first insulating material is disposed within the rotating drum. The binder material, the first insulating material and the glass spheres are mixed to define an insulating base. A second insulating material is disposed within the rotating drum. The secondary insulating material is mixed with the insulating base to define a homogenous form of the super-insulating material, wherein the first and second insulating materials occupy substantially all of the interstitial spaces.

    Processes for making a super-insulating core material for a vacuum insulated structure

    公开(公告)号:US11365843B2

    公开(公告)日:2022-06-21

    申请号:US16305254

    申请日:2017-03-07

    Abstract: A method for forming a super-insulating material for a vacuum insulated structure includes disposing glass spheres within a rotating drum. A plurality of interstitial spaces are defined between the glass spheres. A binder material is disposed within the rotating drum. The glass spheres and the at least one binder material are rotated within the rotating drum, wherein the binder material is mixed during a first mixing stage with the glass spheres. A first insulating material is disposed within the rotating drum. The binder material, the first insulating material and the glass spheres are mixed to define an insulating base. A second insulating material is disposed within the rotating drum. The secondary insulating material is mixed with the insulating base to define a homogenous form of the super-insulating material, wherein the first and second insulating materials occupy substantially all of the interstitial spaces.

    Double cabinet vacuum insulated refrigerator with a structural foamed mullion

    公开(公告)号:US11243023B2

    公开(公告)日:2022-02-08

    申请号:US17124165

    申请日:2020-12-16

    Inventor: Lakshya J. Deka

    Abstract: An insulation system for an appliance includes a first vacuum insulated structure having a first set of sidewalls that define a first refrigerating compartment, a second vacuum insulated structure having a second set of sidewalls that define a second refrigerating compartment and a medial insulation structure having a rigid perimeter wall. The rigid perimeter wall includes a front portion that defines at least one hinge support adapted to support an appliance door. The rigid perimeter wall defines an insulating cavity that is filled with an insulating material. The first vacuum insulated structure engages a first edge of the perimeter wall and the second vacuum insulated structure engages a second edge of the perimeter wall.

    VACUUM INSULATED STRUCTURE WITH THERMAL BRIDGE BREAKER WITH HEAT LOOP

    公开(公告)号:US20210207878A1

    公开(公告)日:2021-07-08

    申请号:US17208082

    申请日:2021-03-22

    Abstract: A refrigerator includes a wrapper having an opening with a front edge. A liner includes an opening and a front edge. A thermal bridge interconnects the wrapper and the liner to form a vacuum insulated cavity therebetween. The thermal bridge includes an outwardly opening channel and first and second inwardly opening channels. The front edge of wrapper is received in the first inwardly opening channel, and the front edge of the liner is received in the second inwardly opening channel. The second inwardly opening channel is inset relative to the first inwardly opening channel on the thermal bridge. A conduit is disposed within the outwardly opening channel and is configured to circulate a heated medium. The wrapper and liner are contemplated to be comprised of conductive materials, such sheet metal, while the thermal bridge is comprised of a thermally resistant material, such as a polymeric material.

    DOUBLE CABINET VACUUM INSULATED REFRIGERATOR WITH A STRUCTURAL FOAMED MULLION

    公开(公告)号:US20210102747A1

    公开(公告)日:2021-04-08

    申请号:US17124165

    申请日:2020-12-16

    Inventor: Lakshya J. Deka

    Abstract: An insulation system for an appliance includes a first vacuum insulated structure having a first set of sidewalls that define a first refrigerating compartment, a second vacuum insulated structure having a second set of sidewalls that define a second refrigerating compartment and a medial insulation structure having a rigid perimeter wall. The rigid perimeter wall includes a front portion that defines at least one hinge support adapted to support an appliance door. The rigid perimeter wall defines an insulating cavity that is filled with an insulating material. The first vacuum insulated structure engages a first edge of the perimeter wall and the second vacuum insulated structure engages a second edge of the perimeter wall.

    MICROSPHERE-BASED INSULATING MATERIALS FOR USE IN VACUUM INSULATED STRUCTURES

    公开(公告)号:US20210002162A1

    公开(公告)日:2021-01-07

    申请号:US17040725

    申请日:2018-04-09

    Abstract: A low-density insulating material for use in a vacuum insulated structure for an appliance includes a plurality of microspheres that includes a plurality of leached microspheres. Each leached microsphere has an outer wall and an interior volume. The outer wall has a hole that extends through the outer wall and to the interior volume. A binder engages outer surfaces of the plurality of leached microspheres, wherein the binder cooperates with the plurality of leached microspheres to form at least one microsphere aggregate. The interior volume of each leached microsphere defines an insulating space that includes an insulating gas. The insulating space of each leached microsphere is at least partially defined by the binder.

    PROCESSES FOR MAKING A SUPER-INSULATING CORE MATERIAL FOR A VACUUM INSULATED STRUCTURE

    公开(公告)号:US20200318776A1

    公开(公告)日:2020-10-08

    申请号:US16305254

    申请日:2017-03-07

    Abstract: A method for forming a super-insulating material for a vacuum insulated structure includes disposing glass spheres within a rotating drum. A plurality of interstitial spaces are defined between the glass spheres. A binder material is disposed within the rotating drum. The glass spheres and the at least one binder material are rotated within the rotating drum, wherein the binder material is mixed during a first mixing stage with the glass spheres. A first insulating material is disposed within the rotating drum. The binder material, the first insulating material and the glass spheres are mixed to define an insulating base. A second insulating material is disposed within the rotating drum. The secondary insulating material is mixed with the insulating base to define a homogenous form of the super-insulating material, wherein the first and second insulating materials occupy substantially all of the interstitial spaces.

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