公开(公告)号：US20230035409A1

公开(公告)日：2023-02-02

申请号：US17870061

申请日：2022-07-21

Applicant: LG Electronics Inc.

Inventor： Bum Sang LEE ,  Kyoung Joung KIM ,  Misun PARK ,  Chul Bae LEE ,  Hophil LEE ,  Kiwan NAHM

IPC: F21V8/00 ,  F25D27/00

Abstract: A door assembly is used for a refrigerator and a home appliance. The door assembly includes a door body, and a lighting panel coupled to a front surface of the door body. The lighting panel includes a panel frame with a coupling space, and a lighting device is installed to the panel frame. A light guide panel is arranged in the coupling space. A front panel is arranged on a front surface of the lighting panel in parallel to the light guide panel. A diffusion panel is arranged between the front panel and the light guide panel. Therefore, a user can change a color of a door surface by the lighting device without replacing a door panel, and the diffusion panel diffuses light once to make the light uniform.

公开(公告)号：US20230194155A1

公开(公告)日：2023-06-22

申请号：US18082367

申请日：2022-12-15

Applicant: LG Electronics Inc.

Inventor： Heekyung KANG ,  Daekee SHIN ,  Kyoungjoung KIM ,  Misun PARK ,  Kiwan NAHM ,  Yongbeom MA

IPC: F25D27/00 ,  G01J1/16 ,  H05B45/22 ,  H05B47/175

CPC classification number: F25D27/005 ,  G01J1/16 ,  H05B45/22 ,  H05B47/175

Abstract: A home appliance includes a cabinet having a space and a door configured to open and close the space. The door includes a lighting device including a light source and a base on which the light source is installed, and a front plate defining a front appearance of the door, in which light irradiated from the light source passes through the front plate. When the light source is turned on, the light source irradiates light with a second color, and when light with the second color passes through the front plate, the front plate glows with a first color different from the second color.