IP Library › Granted Patent US 12,279,381
Granted Patent B2
US 12,279,381 · App. 18/235,315 · Granted Apr 15, 2025

Display device

Inventors: Yun Jae Kim (Cheonan-si, KR); Dong Cheol Kim (Suwon-si, KR); Jae Chun Park (Seoul, KR); Mun Sik Ham (Cheonan-si, KR)
Assignee: SAMSUNG DISPLAY CO., LTD.
H05K5/0017H05K5/0217
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Quick Facts
Patent No.
US 12,279,381
App. No.
18/235,315
Granted
Apr 15, 2025
Kind
B2
Abstract

A display device including a display panel extending along a first direction and including a folding portion, a metal layer including a first metal layer and a second metal layer spaced apart from each other in the folding portion, a first adhesive layer disposed at edges of the first and second metal layers, and a first compressible member disposed on the first metal layer and a second compressible member disposed on the second metal layer, in which the first and second compressible members each has a thickness greater than a thickness of the first adhesive layer, the first and second compressible members include a polymer, the first and second compressible members do not overlap in a direction perpendicular to the surface of the display panel, and the first adhesive layer and the first compressible member are disposed on the same surface of the first metal layer.

Claims (25)

1. A display device comprising:

a display panel including a folding portion;

a metal layer disposed on one surface of the display panel, and including an edge portion;

a first adhesive layer having a first thickness disposed on the edge portion of metal layer and not overlapping the folding portion; and

a cushion layer disposed on the metal layer and spaced apart from the first adhesive layer and having a second thickness that is different from the first thickness,

wherein the cushion layer is disposed between the first adhesive layer and the folding portion.

2. The display device of claim 1 , wherein

at least one side of the cushion layer is surrounded by the first adhesive layer.

3. The display device of claim 2 , wherein

the three side of the cushion layer is surrounded by the first adhesive layer.

4. The display device of claim 1 , wherein

the cushion layer includes a plurality of segments.

5. The display device of claim 1 , wherein

the compressible member is co-planar with the first adhesive layer.

6. The display device of claim 1 , wherein

the cushion layer includes a polyurethane.

7. The display device of claim 1 , wherein

wherein the second thickness is of cushion layer is greater than the first thickness of the first adhesive layer.

8. The display device of claim 1 , wherein the first thickness of the first adhesive layer is in a range of about 50 μm to about 85 μm.

9. The display device of claim 1 , wherein the second thickness of cushion layer is in a range of about 90 μm to about 150 μm.

10. The display device of claim 1 , further comprising a set bracket, and

wherein the cushion layer is configured to be compressed by the set bracket.

11. The display device of claim 10 , wherein:

the cushion layer, when compressed by the set bracket, has the first thickness; and

the cushion layer supports the display panel.

Priority Claims (1)
KR 10-2019-0088331 · Jul 22, 2019 · national
Continuity (2)
Continuation 16891054 · Jun 3, 2020
Related Publication 20230397345A1 · Dec 7, 2023
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