# US 10,768,458 B2 · Display device

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- Number: US 10,768,458 B2
- Document ID: US10768458B2
- Status: Granted
- Kind: B2
- Application number: 16/204,086
- Filed: 2018-11-29
- Published: 2019-09-26
- Granted: 2020-09-08
- Earliest claimed: 2018-03-26
- Assignees: LG Electronics Inc.
- Applicants: LG Electronics Inc.
- Inventors: Hyongil Kil; Sangmin Baek
- Web page: https://patentgrep.com/patent/US10768458B2

## CPC

- G02F 1/133308: {Support structures for LCD panels, e.g. frames or bezels}
- G02B 6/005: {provided by one optical element, or plurality thereof, placed on the light output side of the light guide}
- G02B 6/0088: {of the light guide or other optical sheets in the package}
- G02F 1/1333: Constructional arrangements; {Manufacturing methods}(G02F1/135, G02F1/136 take precedence)
- G02F 1/133314: {Back frames}
- G02F 1/133317: {Intermediate frames, e.g. between backlight housing and front frame}
- G02F 1/13332: {Front frames}
- G02F 1/133322: {Mechanical guidance or alignment of LCD panel support components}
- G02F 2201/46: Fixing elements
- G02F 2201/50: Protective arrangements
- G02F 2201/503: Arrangements improving the resistance to shock
- G02F: OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS

## Abstract

A display device is disclosed. The display device comprises a display panel, a front cover including a front part covering an edge of a front surface of the display panel, a side part extended from the front part and covering a side surface of the display panel, and a guide protruding from the side part and contacting the side surface of the display panel, a frame including a rear part positioned in a rear of the display panel and a supporting part extended from the rear part and supporting a rear surface of the display panel, and a back cover positioned in the rear of the frame and coupled to the side part of the front cover, wherein the side part of the front cover is coupled to the frame.

## Claims

### Claim 1

A display device comprising:
a display panel;
a front cover including a front part covering an edge of a front surface of the display panel, a side part extended from the front part and covering a side surface of the display panel, and a guide protruding from the side part and contacting the side surface of the display panel;
a frame including a rear part positioned in a rear of the display panel and a supporting part extended from the rear part and supporting a rear surface of the display panel;
a back cover positioned in the rear of the frame and coupled to the side part of the front cover; and
a pad positioned between the front part and the front surface of the display panel and fixed to the front part,
wherein the side part of the front cover is coupled to the frame,
wherein the front cover includes a groove formed on the front part and facing the display panel,
wherein the pad is accommodated in the groove,
wherein the front part includes:
a first part including the groove; and
a second part bent rearward from the first part, and
wherein the side part is extended from the second part.

### Claim 2 (depends on 1)

The display device of claim 1, wherein the front cover includes a latching jaw protruding from the side part to an outside, and
wherein the back cover includes:
a third part facing the frame;
a fourth part extended forward from the third part; and
a hook protruding from the fourth part to an inside of the fourth part and catching on the latching jaw.

### Claim 3 (depends on 1)

The display device of claim 1, wherein the front cover includes a second latching jaw protruding from the side part to an inside, and
wherein the back cover includes:
a third part facing the frame;
a fourth part extended forward from the third part; and
a second hook protruding from the fourth part to an inside of the fourth part and catching on the second latching jaw.

### Claim 4 (depends on 3)

The display device of claim 3, wherein the frame includes an opening formed in the second side part, and
wherein the second latching jaw is positioned in the opening.

### Claim 5 (depends on 3)

The display device of claim 3, wherein the second hook includes a fifth part and a sixth part adjacent to the fifth part, and
wherein the second latching jaw is caught between the fifth part and the sixth part.

### Claim 6 (depends on 3)

The display device of claim 3, wherein the fourth part includes:
a first subpart extended forward from the third part, the first subpart including the second hook; and
a second subpart extended forward from the first subpart and covering the side part.

### Claim 7 (depends on 1)

The display device of claim 1, further comprising a backlight unit positioned between the display panel and the frame and providing light to the display panel.

### Claim 8

A display device comprising:
a display panel;
a front cover including a front part covering an edge of a front surface of the display panel, a side part extended from the front part and covering a side surface of the display panel, and a guide protruding from the side part and contacting the side surface of the display panel;
a frame including a rear part positioned in a rear of the display panel and a supporting part extended from the rear part and supporting a rear surface of the display panel; and
a back cover positioned in the rear of the frame and coupled to the side part of the front cover,
wherein the side part of the front cover is coupled to the frame,
wherein the frame includes a first hole facing the front part, and
wherein the front cover includes a hook portion positioned between the side surface of the display panel and the side part, protruding rearward from the front part, and passing through the first hole.

### Claim 9 (depends on 8)

The display device of claim 8, further comprising an optical sheet including a second hole facing the first hole, the optical sheet being positioned between the display panel and the frame,
wherein the hook portion passes through the second hole.

### Claim 10 (depends on 8)

The display device of claim 8, further comprising a reflective sheet including a third hole facing the first hole, the reflective sheet being positioned between the display panel and the frame,
wherein the hook portion passes through the third hole.

### Claim 11 (depends on 8)

The display device of claim 8, wherein the front cover includes a fourth hole formed in the side part, and
wherein the frame includes:
a second side part extended rearward from the supporting part, facing the side part of the front cover that is a first side part, and adjacent to the side part; and
a protrusion protruding from the second side part toward the first side part of the front cover and inserted into the fourth hole.

### Claim 12 (depends on 11)

The display device of claim 11, wherein the frame includes a fifth hole formed in the supporting part, and
wherein the front cover includes a rib protruding rearward from the first part and inserted into the fifth hole.

### Claim 13 (depends on 8)

The display device of claim 8, wherein the front cover includes a latching jaw protruding from the side part to an outside, and
wherein the back cover includes:
a third part facing the frame;
a fourth part extended forward from the third part; and
a hook protruding from the fourth part to an inside of the fourth part and catching on the latching jaw.

### Claim 14 (depends on 8)

The display device of claim 8, wherein the front cover includes a second latching jaw protruding from the side part to an inside, and
wherein the back cover includes:
a third part facing the frame;
a fourth part extended forward from the third part; and
a second hook protruding from the fourth part to an inside of the fourth part and catching on the second latching jaw.

### Claim 15 (depends on 14)

The display device of claim 14, wherein the frame includes an opening formed in the second side part, and
wherein the second latching jaw is positioned in the opening.

### Claim 16 (depends on 14)

The display device of claim 14, wherein the second hook includes a fifth part and a sixth part adjacent to the fifth part, and
wherein the second latching jaw is caught between the fifth part and the sixth part.

### Claim 17 (depends on 14)

The display device of claim 14, wherein the fourth part includes:
a first subpart extended forward from the third part, the first subpart including the second hook; and
a second subpart extended forward from the first subpart and covering the side part.

### Claim 18 (depends on 8)

The display device of claim 8, further comprising a backlight unit positioned between the display panel and the frame and providing light to the display panel.
