US 12,232,304 B2
Display device
Jaiku Shin, Hwaseong-si (KR); Jeongil Yoo, Seoul (KR); and Sung Chul Choi, Hwaseong-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Gyeonggi-do (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on May 24, 2023, as Appl. No. 18/201,195.
Application 18/201,195 is a continuation of application No. 17/666,427, filed on Feb. 7, 2022, granted, now 11,700,716.
Claims priority of application No. 10-2021-0040831 (KR), filed on Mar. 30, 2021.
Prior Publication US 2023/0371218 A1, Nov. 16, 2023
Int. Cl. H05K 7/20 (2006.01); H05K 5/00 (2006.01)
CPC H05K 7/20963 (2013.01) [H05K 5/0017 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A display device comprising:
a display panel having a foldable area;
a first support member disposed on a lower surface of the display panel and comprising a stretchable portion overlapping the foldable area;
a second support member disposed on a lower surface of the first support member and comprising a first support plate and a second support plate spaced apart from each other;
an elastic member disposed between the first support member and the second support member and extending continuously over a space between the first support plate and the second support plate of the second member;
a coating film disposed between the first support member and the elastic member and comprising carbon nanotube; and
a second adhesive member disposed between the elastic member and the second support member and comprising a first adhesive layer and a second adhesive layer spaced apart from each other,
wherein the stretchable portion of the first support member is more elastic than portions of the first support member surrounding the stretchable portion, and
wherein a distance between the first adhesive layer and the second adhesive layer of the second adhesive is greater than a distance of the foldable area.