公开(公告)号：US20240116097A1

公开(公告)日：2024-04-11

申请号：US18390762

申请日：2023-12-20

Applicant: LG Electronics Inc.

Inventor： Seongmin SONG ,  Youngju HWANG ,  Kunhyung PARK

IPC: B21D28/26 ,  B21D28/34 ,  B41M1/28

CPC classification number: B21D28/265 ,  B21D28/34 ,  B41M1/28

Abstract: A method for manufacturing an out plate for a refrigerator includes providing a steel plate with a protective film attached to a surface thereof; seating the steel plate on a die and forming one of the plurality of through holes by a vertical movement of a punch; and horizontally moving the steel plate to one of a plurality of set positions to form another one of the plurality of through holes in the steel plate by the vertical movement of the punch, wherein the out plate defines a front surface of a door of the refrigerator and includes a display part, wherein a plurality of through holes are formed therein, and a display assembly comprising a plurality of light emitting diodes (LEDs) that are configured to transmit light through the plurality of through holes configured to display information.

公开(公告)号：US20210291251A1

公开(公告)日：2021-09-23

申请号：US17204132

申请日：2021-03-17

Applicant: LG ELECTRONICS INC.

Inventor： Seongmin SONG ,  Youngju HWANG ,  Kunhyung PARK

IPC: B21D28/26 ,  B21D28/34 ,  B41M1/28

Abstract: A method for manufacturing an out plate for a refrigerator includes providing a steel plate with a protective film attached to a surface thereof; seating the steel plate on a die and forming one of the plurality of through holes by a vertical movement of a punch; and horizontally moving the steel plate to one of a plurality of set positions to form another one of the plurality of through holes in the steel plate by the vertical movement of the punch, wherein the out plate defines a front surface of a door of the refrigerator and includes a display part, wherein a plurality of through holes are formed therein, and a display assembly comprising a plurality of light emitting diodes (LEDs) that are configured to transmit light through the plurality of through holes configured to display information.