US 11,926,139 B2
Display device
Jung Hun Lee, Hwaseong-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Apr. 20, 2021, as Appl. No. 17/235,087.
Claims priority of application No. 10-2020-0047633 (KR), filed on Apr. 20, 2020.
Prior Publication US 2021/0323269 A1, Oct. 21, 2021
Int. Cl. B32B 7/12 (2006.01); G06F 1/16 (2006.01)
CPC B32B 7/12 (2013.01) [G06F 1/1652 (2013.01); B32B 2262/101 (2013.01); B32B 2264/02 (2013.01); B32B 2264/1021 (2020.08); B32B 2264/202 (2020.08); B32B 2264/204 (2020.08); B32B 2307/51 (2013.01); B32B 2457/20 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A display device comprising:
a folding area;
a first non-folding area disposed on a first side of the folding area;
a second non-folding area disposed on a second side of the folding area;
a display panel;
a first member disposed on the display panel;
a second member disposed on the display panel;
a first adhesive layer disposed between the display panel and the first member; and
a second adhesive layer disposed between the display panel and the second member,
wherein spacers are disposed in the second adhesive layer,
wherein the second member includes a film layer and a cushion layer that are disposed on the display panel,
wherein the spacers are disposed in the folding area.
 
15. A display device comprising:
a display panel;
a first member disposed on the display panel;
a second member disposed on the display panel;
a first adhesive layer disposed between the display panel and the first member; and
a second adhesive layer disposed between the display panel and the second member,
wherein spacers are disposed in the second adhesive layer, wherein the first and second adhesive layers each include a pressure sensitive adhesive, wherein the display device further comprises:
a first folding area;
a second folding area;
a first non-folding area disposed between the first and second folding areas;
a second non-folding area spaced apart from the first non-folding area by the first folding area;
a third non-folding area spaced apart from the first non-folding area by the second folding area;
a first surface; and
a second surface that is opposite to the first surface of the display device,
wherein the first member has a first surface that faces the first adhesive layer and a second surface that is opposite to the first surface of the first member,
the second member has a first surface that faces the second adhesive layer and a second surface that is opposite to the first surface of the second member, and
the first and second surfaces of the display device are respectively the second surfaces of the first and second members.
 
18. A display device comprising:
a display panel;
a first member disposed on the display panel;
a second member disposed on the display panel;
a first adhesive layer disposed between the display panel and the first member; and
a second adhesive layer disposed between the display panel and the second member,
wherein
spacers are disposed in the second adhesive layer,
the first and second adhesive layers each include a pressure sensitive adhesive,
the display device is configured to fold, and when the display device is in a folded state, a thickness of the second adhesive layer is smaller in curved parts of the display device than in non-curved parts of the display device, and
a diameter of each of the spacers is about 60% to about 96% of the thickness of the second adhesive layer in the non-curved parts of the display device,
wherein
the second adhesive layer has a first surface that faces the display panel and a second surface that is opposite to the first surface of the second adhesive layer, and
when the display device is in the folded state, the spacers are in contact with the first and second surfaces of the second adhesive layer, in a folding area of the display device.