US 12,114,442 B2
Cushion plate and display device including the same
Buhui Lee, Gumi-si (KR); Wangeon Sim, Paju-si (KR); Kyoung-Hoon Kim, Gumi-si (KR); and Kwangju Lee, Paju-si (KR)
Assigned to LG Display Co., Ltd., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on May 25, 2022, as Appl. No. 17/824,788.
Claims priority of application No. 10-2021-0082518 (KR), filed on Jun. 24, 2021.
Prior Publication US 2022/0418128 A1, Dec. 29, 2022
Int. Cl. H05K 7/20 (2006.01); H05K 5/00 (2006.01); H05K 5/02 (2006.01)
CPC H05K 5/0217 (2013.01) [H05K 5/0017 (2013.01); H05K 7/20963 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A cushion plate comprising:
an impact-absorbing layer disposed on a display panel;
a first metal layer disposed on the impact-absorbing layer; and
a second metal layer disposed on the first metal layer and having higher thermal conductivity than the first metal layer,
wherein the impact-absorbing layer, the first metal layer, and the second metal layer have a first curvature area, and
wherein at least one perforated pattern is disposed in an area of the first metal layer corresponding to the first curvature area.