IP Library Granted Patent US 12,368,465
Granted Patent B2
US 12,368,465 · App. 18/598,579 · Granted Jul 22, 2025

Electronic device including waterproof structure

Inventors: Sunggun Cho (Gyeonggi-do, KR); Jongkeun Kim (Gyeonggi-do, KR); Wonhee Choi (Gyeonggi-do, KR); Jaehee Kim (Gyeonggi-do, KR); Hwamok Park (Gyeonggi-do, KR); Minyee An (Gyeonggi-do, KR); Dongik Lee (Gyeonggi-do, KR)
Assignee: Samsung Electronics Co., Ltd
H04B1/3888G06F1/1626G06F1/1656G06F1/1681H04M1/0277H05K1/189H04B2001/3894
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Quick Facts
Patent No.
US 12,368,465
App. No.
18/598,579
Granted
Jul 22, 2025
Kind
B2
Abstract

Disclosed is an electronic device includes a flexible circuit board passing via a first through-hole included in a first housing and a second through-hole included in a second housing, a first support bracket disposed to support the flexible circuit board while covering the first through-hole, a second support bracket disposed to support the flexible circuit board while covering the second through-hole, a first waterproof member disposed to face a partial area of the first through-hole from the first support bracket and inserted into the partial area of the first through-hole, a second waterproof member inserted into the remaining areas of the first through-hole, a third waterproof member disposed to face a partial area of the second through-hole from the second support bracket and inserted into the partial area of the second through-hole, a fourth waterproof member inserted into the remaining areas of the second through-hole.

Claims (90)

1. An electronic device comprising:

a first housing including a first through-hole;

a second housing including a second through-hole;

at least one flexible circuit board passing via the first through-hole and the second through-hole;

a first support bracket disposed between the at least one flexible circuit board and a display;

a second support bracket disposed between the at least one flexible circuit board and the display;

a first waterproof member disposed in a partial area of the first through-hole;

a second waterproof member disposed in remaining areas of the first through-hole;

a third waterproof member disposed in a partial area of the second through-hole;

a fourth waterproof member disposed in remaining areas of the second through-hole;

a first sealing member disposed on the first waterproof member and the second waterproof member; and

a second sealing member disposed on the third waterproof member and the fourth waterproof member.

2. The electronic device of claim 1 , wherein the first waterproof member is integrally formed with the first support bracket or is assembled in the first support bracket, and

wherein the third waterproof member is integrally formed with the second support bracket or is assembled in the second support bracket.

3. The electronic device of claim 1 , wherein portions of the first waterproof member and the second waterproof member face each other with the at least one flexible circuit board being interposed therebetween;

wherein remaining portions of the first waterproof member and the second waterproof member face each other while the at least one flexible circuit board is absent in the remaining portions of the first waterproof member and the second waterproof member;

wherein portions of the third waterproof member and the fourth waterproof member face each other with the at least one flexible circuit board being interposed therebetween; and

wherein remaining portions of the third waterproof member and the fourth waterproof member face each other while the at least one flexible circuit board is absent in the remaining portions of the third waterproof member and the fourth waterproof member.

4. The electronic device of claim 3 , wherein thicknesses of the portions of the first waterproof member and the second waterproof member are larger than thicknesses of the remaining portions of the first waterproof member and the second waterproof member, and

wherein thicknesses of areas of the portions of the third waterproof member and the fourth waterproof member are larger than thicknesses of the remaining portions of the third waterproof member and the fourth waterproof member.

5. The electronic device of claim 3 , wherein the first sealing member is disposed on the remaining portions of the first waterproof member and the second waterproof member, and

wherein the second sealing member is disposed on the remaining portions of the third waterproof member and the fourth waterproof member.

6. The electronic device of claim 5 , wherein the first sealing member is disposed on a first contact point area between an interface of the first waterproof member and the second waterproof member, and a side surface of the at least one flexible circuit board,

wherein the first sealing member is disposed on a second contact point area between the interface of the first waterproof member and the second waterproof member, and the first housing,

wherein the second sealing member is disposed on a third contact point area between an interface of the third waterproof member and the fourth waterproof member, and a side surface of the at least one flexible circuit board, and

wherein the second sealing member is disposed on a fourth contact point area between the interface of the third waterproof member and the fourth waterproof member, and the second housing.

7. The electronic device of claim 1 , wherein, in a viewing direction of the display,

each of the first waterproof member and the third waterproof member has a “U” shape,

at least a partial area of the second waterproof member is disposed in the “U” shape of the first waterproof member, and

at least a partial area of the fourth waterproof member is disposed in the “U” shape of the third waterproof member.

8. The electronic device of claim 1 , wherein an area of the second waterproof member is smaller than an area of the first waterproof member, and

wherein an area of the fourth waterproof member is smaller than an area of the third waterproof member.

9. The electronic device of claim 1 , further comprising:

a hinge housing disposed between the first housing and the second housing,

wherein the first support bracket and/or the second support bracket overlaps a hinge groove in the hinge housing.

10. The electronic device of claim 1 , wherein the first waterproof member and/or the third waterproof member includes:

a plurality of first bosses; and

first grooves at least one of which is disposed between the plurality of first bosses,

wherein the second waterproof member and/or the fourth waterproof member includes:

a plurality of second bosses facing the first bosses; and

second grooves facing the first grooves and at least one of which is disposed between the second bosses, and

wherein the at least one flexible circuit board is disposed in the first and second grooves.

11. The electronic device of claim 1 , wherein the first through-hole includes:

a first opening area, in which the first waterproof member is disposed; and

a second opening area, in which the second waterproof member is disposed,

wherein the second through-hole includes:

a third opening area, in which the third waterproof member is disposed; and

a fourth opening area, in which the fourth waterproof member is disposed,

wherein the first waterproof member is disposed between the first support bracket and the at least one flexible circuit board,

wherein the third waterproof member is disposed between the second support bracket and the at least one flexible circuit board, and

wherein the at least one flexible circuit board is disposed between the second waterproof member and the first support bracket, and between the fourth waterproof member and the second support bracket.

12. The electronic device of claim 11 , further comprising:

a recess disposed in the second opening area and/or the fourth opening area and open to the second opening area and/or the fourth opening area,

wherein the second waterproof member and/or the fourth waterproof member is disposed in the recess.

13. The electronic device of claim 1 , further comprising:

at least one slot, into which the first sealing member and/or the second sealing member is disposed,

wherein the at least one slot is disposed in the first waterproof member, the second waterproof member, the third waterproof member, the fourth waterproof member, the first housing, and/or the second housing, and is open to the first through-hole and/or the second through-hole.

14. The electronic device of claim 1 , wherein the at least one flexible circuit board includes a first flexible area and a second flexible area of different thicknesses, and

wherein a thicker one of the first flexible area and the second flexible area is disposed between the first waterproof member and the second waterproof member, and disposed between the third waterproof member and the fourth waterproof member.

15. The electronic device of claim 1 , wherein the first sealing member overlaps the first waterproof member and the second waterproof member in a depth direction of the first through-hole, and the second sealing member overlaps the third waterproof member and the fourth waterproof member in a depth direction of the second through-hole.

16. An electronic device comprising:

a first housing including a first through-hole;

a second housing including a second through-hole;

at least one flexible circuit board passing via the first through-hole and the second through-hole;

a first waterproof member disposed in a partial area of the first through-hole;

a second waterproof member disposed in remaining areas of the first through-hole;

a third waterproof member disposed in a partial area of the second through-hole;

a fourth waterproof member disposed in remaining areas of the second through-hole;

a first sealing member disposed on the first waterproof member and the second waterproof member; and

a second sealing member disposed on the third waterproof member and the fourth waterproof member,

wherein portions of the first waterproof member and the second waterproof member face each other with the at least one flexible circuit board being interposed therebetween;

wherein portions of the third waterproof member and the fourth waterproof member face each other with the at least one flexible circuit board being interposed therebetween;

wherein the first sealing member is disposed on remaining portions of the first waterproof member and the second waterproof member, which face each other while the at least one flexible circuit board is absent in the remaining portions of the first waterproof member and the second waterproof member, and

wherein the second sealing member is disposed on remaining portions of the third waterproof member and the fourth waterproof member, which face each other while the at least one flexible circuit board is absent in the remaining portions of the third waterproof member and the fourth waterproof member.

17. The electronic device of claim 16 , wherein, in a viewing direction of front surfaces of the first housing and the second housing,

each of the first waterproof member and the third waterproof member has a “U” shape to cover a partial area of the at least one flexible circuit board,

at least a partial area of the second waterproof member is disposed in the “U” shape of the first waterproof member to be covered by the at least one flexible circuit board, and

at least a partial area of the fourth waterproof member is disposed in the “U” shape of the third waterproof member to be covered by the at least one flexible circuit board.

18. The electronic device of claim 16 , further comprising:

a first support bracket disposed between the at least one flexible circuit board and a display; and

a second support bracket disposed between the at least one flexible circuit board and the display,

wherein the first waterproof member is disposed to face a partial area of the first through-hole from the first support bracket,

wherein the third waterproof member is disposed to face a partial area of the second through-hole from the second support bracket,

wherein the first waterproof member is integrally formed with the first support bracket or is assembled in the first support bracket, and

wherein the third waterproof member is integrally formed with the second support bracket or is assembled in the second support bracket.

19. The electronic device of claim 18 , further comprising:

a hinge housing disposed between the first housing and the second housing,

wherein the first support bracket and/or the second support bracket overlaps a hinge groove in the hinge housing.

20. The electronic device of claim 16 , wherein the at least one flexible circuit board includes a plurality of flexible films disposed with bonding layers being interposed therebetween, and

wherein the bonding layers are disposed between the first waterproof member and the second waterproof member, and between the third waterproof member and the fourth waterproof member.

Priority Claims (1)
KR 10-2021-0019059 · Feb 10, 2021 · national
Continuity (3)
Continuation 17591712 · Feb 3, 2022
Continuation PCTKR2022000347 · Jan 10, 2022
Related Publication 20240267073A1 · Aug 8, 2024
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US 12,681,541