公开(公告)号：US11614269B2

公开(公告)日：2023-03-28

申请号：US16952517

申请日：2020-11-19

Applicant: LG Electronics Inc.

Inventor： Jonggoo Kim ,  Taeyoung Kim ,  Kisoo Oh ,  ChangJu Kang ,  Hyunkeun Cho

IPC: F25D23/02 ,  B32B5/18 ,  B32B5/32 ,  B32B15/04 ,  B32B15/095 ,  B29C45/17 ,  B29C44/18

Abstract: A refrigerator door includes an outer plate that is made of metal and defines a front surface of the refrigerator door, a door liner that is coupled to the outer plate and defines a rear surface of the refrigerator door, an insulator disposed in a space defined between the outer plate and the door liner and made of polyurethane, and a foam cushion disposed at a rear surface of the outer plate and configured to expand or contract based on a change of a volume of the insulator.

公开(公告)号：US12025365B2

公开(公告)日：2024-07-02

申请号：US18107110

申请日：2023-02-08

Applicant: LG ELECTRONICS INC.

Inventor： Jonggoo Kim ,  Taeyoung Kim ,  Kisoo Oh ,  Changju Kang ,  Hyunkeun Cho

IPC: F25D23/02 ,  B29C44/18 ,  B29C45/17 ,  B32B5/18 ,  B32B5/32 ,  B32B15/04 ,  B32B15/095

CPC classification number: F25D23/028 ,  B29C44/18 ,  B29C45/1756 ,  B32B5/18 ,  B32B5/32 ,  B32B15/046 ,  B32B15/095 ,  B32B2250/03 ,  B32B2266/0278 ,  B32B2307/304 ,  B32B2509/10 ,  F25D2201/12

Abstract: A refrigerator door includes an outer plate that is made of metal and defines a front surface of the refrigerator door, a door liner that is coupled to the outer plate and defines a rear surface of the refrigerator door, an insulator disposed in a space defined between the outer plate and the door liner and made of polyurethane, and a foam cushion disposed at a rear surface of the outer plate and configured to expand or contract based on a change of a volume of the insulator.