Granted Patent B2

US 12,656,816 · App. 18/594,772 · Granted Jun 16, 2026

Inventors: Hokyoung Koong (Seoul, KR); Sangmin Baek (Seoul, KR)

Assignee: LG ELECTRONICS INC.

G06F1/1628G06F1/1637G06F1/166G06F1/1681

Abstract

Claims (59)

1 . A display device comprising:

a display module comprising a display panel;

a bottom case to which the display module is movably mounted;

a top case configured to open and close the bottom case; and

a hinge assembly connected with the top case and the bottom case,

wherein the top case comprises:

an outer cover providing an accommodation space; and

a middle frame in the accommodation space of the outer cover, the middle frame coupled to the outer cover, and

wherein the outer cover comprises:

a center part including a flat plate;

a side part including a wall around the center part; and

a rib protruding from the center part or the side part and elongated.

2 . The display device of claim 1 , wherein the rib comprises:

a plurality of center ribs formed on the center part, the plurality of center ribs crossing the center part; and

a side rib formed on the side part, the side rib being connected to at least one of the plurality of center ribs.

3 . The display device of claim 2 , wherein the side part comprises a plurality of side parts disposed along a perimeter of the center part,

wherein the plurality of side parts including at least one corner, and

wherein the rib comprises a corner rib formed on the side part adjacent to the at least one corner.

4 . The display device of claim 1 , wherein the top case comprises:

an outer cover providing an accommodation space; and

an inner cover covering the accommodation space of the outer cover, the inner cover coupled to the outer cover.

5 . The display device of claim 4 , further comprising:

a speaker assembly positioned between the outer cover and the inner cover; and

a cable connected to the speaker assembly,

wherein the cable extends to the hinge assembly from the speaker assembly.

6 . The display device of claim 5 , wherein the hinge assembly comprises:

an upper bracket fixed to the outer cover;

a lower bracket fixed to the bottom case; and

a hinge shaft connecting the upper bracket with the lower bracket, and

wherein the cable is accommodated in at least a portion of the hinge shaft.

7 . The display device of claim 6 , wherein the hinge shaft comprises:

a shaft body; and

a receiving groove recessed inward from an outer surface of the shaft body,

wherein the receiving groove extends from a first side toward a second side of the shaft body, and

wherein the cable is disposed in the receiving groove.

8 . The display device of claim 7 , wherein the hinge assembly further comprises a cap fitted to the shaft body such that the cap fixes the cable to the receiving groove.

9 . The display device of claim 1 , wherein the top case comprises:

an outer cover providing an accommodation space;

a middle frame in the accommodation space, the middle frame coupled to the outer cover; and

an inner cover coupled to the middle frame and covering the accommodation space.

10 . The display device of claim 9 , wherein the top case further comprises a coupling set to couple the inner cover to the middle frame, and

wherein the coupling set comprises:

a first coupling set disposed along a first side of the inner cover;

a second coupling set disposed along a second side of the inner cover that faces the first side of the inner cover; and

a third coupling set disposed between the first coupling set and the second coupling set.

11 . The display device of claim 10 , wherein the first coupling set comprises:

an insert tip formed on the middle frame; and

a hold hole into which the insert tip is inserted, the hold hole being formed at the inner cover.

12 . The display device of claim 10 , wherein the second coupling set comprises:

a lever hole formed at the inner cover; and

a moving lever that is formed on the middle frame and inserted into the lever hole,

wherein the moving lever comprises:

a first part protruding and extending from the middle frame;

a second part extending from the first part and forming a first angle with the first part;

a third part extending from the second part and forming a second angle with the second part; and

a fourth part extending from the third part and forming a third angle with the third part, and

wherein the fourth part is engaged into the lever hole.

13 . The display device of claim 12 , wherein the third angle is less than the first angle and greater than the second angle.

14 . The display device of claim 13 , wherein the first angle is an obtuse angle, and the second angle is an acute angle.

Assignments (1)

Priority Claims (1)

Continuity (1)

References Cited (52)