IP Library Granted Patent US 12,294,669
Granted Patent B2
US 12,294,669 · App. 17/395,698 · Granted May 6, 2025

Protective cap and display device having the same

Inventor: Heesung Lim (Seoul, KR)
Assignee: Samsung Display Co., Ltd.
H04M1/0266G06F1/1637G06F1/1656H04B1/3888
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Quick Facts
Patent No.
US 12,294,669
App. No.
17/395,698
Granted
May 6, 2025
Kind
B2
Abstract

A protective cap includes: a base substrate including a base surface; a plurality of blocks disposed on the base surface; and a plurality of cover plates disposed at an edge of the base surface, wherein the base surface includes a first area and a second area, wherein the plurality of blocks are disposed in the first area and are not disposed in the second area.

Claims (38)

1. A protective cap comprising:

a base substrate including a base surface;

a plurality of blocks disposed on the base surface; and

a plurality of cover plates disposed at an edge of the base surface, wherein the base surface comprises a first area and a second area, wherein the plurality of blocks are disposed in the first area and are not disposed in the second area,

wherein the plurality of blocks includes a plurality of first blocks and a plurality of second blocks, wherein the plurality of first blocks contact an adhesive member, and the plurality of second blocks do not contact the adhesive member, wherein the adhesive member contacts a display panel including a display layer and a functional layer that is disposed on the display layer, wherein the adhesive member contacts a first surface of the functional layer, and the display layer contacts a second surface of the functional layer, wherein the second surface of the functional layer is opposite to the first surface of the functional layer,

wherein the plurality of second blocks includes a first plurality of second blocks and a second plurality of second blocks, wherein the plurality of first blocks is arranged with a predetermined interval, wherein the first plurality of second blocks is arranged with the predetermined interval, wherein the second plurality of second blocks is arranged with the predetermined interval, and wherein a number of second blocks included in the first plurality of second blocks is different from a number of second blocks included in the second plurality of second blocks,

wherein a distance between the first plurality of second blocks and the second plurality of second blocks is larger than the predetermined interval.

2. The protective cap of claim 1 , wherein the plurality of blocks are configured to attach to and to detach from the base surface, wherein the plurality of blocks are attached to the first area, and are not attached to the second area.

3. The protective cap of claim 1 , wherein the first area is provided in plural, and the plurality of blocks disposed in a first-first area among the first areas comprise the adhesive member.

4. The protective cap of claim 1 , wherein the edge of the base surface is provided in plural, and the cover plates are disposed at a first edge of the edges and are arranged in one direction.

5. The protective cap of claim 1 , wherein the plurality of cover plates are configured to attach and to detach from the base surface.

6. The protective cap of claim 1 , wherein each of the plurality of cover plates has a height greater than a height of each of the plurality of blocks, and the height is in a thickness direction of the base substrate.

7. The protective cap of claim 1 , wherein the plurality of blocks have substantially a same size as each other.

8. The protective cap of claim 1 , wherein the first area is provided in plural, and each of the first areas comprises a different number of blocks from each other.

9. A display device comprising:

a display panel including a display layer and a functional layer that is disposed on the display layer;

a driving circuit unit connected to the display panel; and

a protective cap attached to the display panel and covering the driving circuit unit,

wherein the protective cap comprises:

a base substrate including a base surface including a first area and a second area, wherein the first area overlaps the driving circuit unit, and the second area is adjacent to the first area;

a plurality of blocks protruding from the base surface, wherein the plurality of blocks includes a plurality of first blocks and a plurality of second blocks, wherein the plurality of first blocks contact an adhesive member, and the plurality of second blocks do not contact the adhesive member; and

a plurality of cover plates attached to an edge of the base surface, wherein the plurality of blocks are disposed in the first area and are not disposed in the second area,

wherein the adhesive member is disposed directly between the plurality of first blocks and the display panel, and contacts the display panel and the plurality of first blocks,

wherein the plurality of second blocks includes a first plurality of second blocks and a second plurality of second blocks,

wherein a distance between the first plurality of second blocks and the second plurality of second blocks is larger than a predetermined interval,

wherein the adhesive member contacts a first surface of the functional layer, and the display layer contacts a second surface of the functional layer, wherein the second surface of the functional layer is opposite to the first surface of the functional layer.

10. The display device of claim 9 , wherein the plurality of blocks are configured to attach to and detach from the base surface, wherein the plurality of blocks are attached to the first area, and are not attached to the second area.

11. The display device of claim 9 , wherein the first area comprises a contact area and a support area, wherein the contact area overlaps the display panel, wherein the support area overlaps the driving circuit unit, and wherein the adhesive member is disposed between the plurality of blocks, which are disposed in the contact area, and the display panel.

12. The display device of claim 11 , wherein the support area is provided in plural, and the support areas have different widths from each other and comprise different numbers of blocks from each other.

13. The display device of claim 9 , wherein the plurality of cover plates are configured to attach to and detach from the base surface.

14. The display device of claim 9 , wherein the display panel comprises:

a display portion displaying an image on an upper surface thereof; and

a bending portion extending from the display portion and bent to face a rear surface of the display panel, and wherein the driving circuit unit is connected to the bending portion and is disposed on the rear surface of the display panel.

15. The display device of claim 14 , wherein the base substrate of the protective cap covers the driving circuit unit, and the plurality of cover plates cover the bending portion.

16. The display device of claim 9 , wherein the plurality of blocks have substantially a same size as each other.

17. The display device of claim 9 , wherein each of the plurality blocks has a height smaller than a height of each of the plurality of cover plates, and the height is in a thickness direction of the base substrate.

18. The display device of claim 9 , wherein the second area of the base surface is spaced apart from the driving circuit unit by a height of the plurality of blocks in a thickness direction of the base substrate.

19. The display device of claim 9 , wherein the base substrate of the protective cap entirely covers the driving circuit unit in a thickness direction.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 6, 2021
From: LIM, HEESUNG
To: SAMSUNG DISPLAY CO., LTD.
Reel/Frame 057101/0728 →
Priority Claims (1)
KR 10-2020-0155765 · Nov 19, 2020 · national
Continuity (1)
Related Publication 20220159111A1 · May 19, 2022
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