公开(公告)号：US20200100401A1

公开(公告)日：2020-03-26

申请号：US16283621

申请日：2019-02-22

Applicant: LG ELECTRONICS INC.

Inventor： Myungwhun CHANG ,  Donghyun KIM ,  Yanghyun KIM ,  Jonggon SHIN ,  Jongjin WOO ,  Sangho CHOI ,  Jinkyo HAN

IPC: H05K7/20 ,  H05K5/00 ,  H05K5/03

Abstract: Provided is a display device. The display device includes a display panel and at least one cooler configured to dissipate heat of the display panel. The at least one cooler includes a vapor chamber including a high temperature heated by the display panel and a low temperature connected to the high temperature portion through a connection portion and spaced apart from the display panel, a fan spaced apart from the vapor chamber to blow air toward the vapor chamber, and an air guide configured to guide the air blown from the fan to the low temperature portion.

公开(公告)号：US20180088398A1

公开(公告)日：2018-03-29

申请号：US15719374

申请日：2017-09-28

Applicant: LG ELECTRONICS INC.

Inventor： Dongil LEE ,  Sangho CHOI ,  Jungkyu PARK ,  Myungwhun CHANG ,  Sungwook HAN

IPC: G02F1/1333 ,  H05K7/20

CPC classification number: G02F1/133385 ,  G02F1/133308 ,  G02F2001/133317 ,  H05K7/20145 ,  H05K7/202 ,  H05K7/20972

Abstract: There is disclosed a display device comprising a front case, a display panel spaced apart from the front case to define a first space therebetween, a backlight unit coupled to a rear surface of the display panel, a middle frame spaced apart from a rear surface of the backlight unit to define a second space therebetween, a rear case spaced apart from a rear surface of the middle frame to define a third space therebetween, wherein the rear case is coupled to the front case to enclose the first space, the second space, and the third space such that air is not permitted to flow between the first, second, and third spaces and an exterior of the display device, a closed cooling unit disposed such that air is permitted to flow between the closed cooling unit and the first, second, and third spaces, a closed heat exchange unit disposed at the rear case and configured such that air is permitted to flow between the closed heat exchange unit and the first, second, and third spaces via the closed cooling unit, an open heat exchange unit disposed at the rear case and configured such that air is permitted to flow between the open heat exchange unit and the exterior of the display device, wherein the open heat exchange unit is further configured to exchange heat with the closed heat exchange unit and an open cooling unit configured to exhaust air from the open heat exchange unit to the exterior of the display device.