IP Library Granted Patent US 7,522,228
Granted Patent B2
US 7,522,228 · App. 10/875,549 · Granted Apr 21, 2009

Liquid crystal display device

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Quick Facts
Patent No.
US 7,522,228
App. No.
10/875,549
Granted
Apr 21, 2009
Kind
B2
Abstract

A liquid crystal display (LCD) device, comprising, a display panel having pixels arranged in a matrix configuration, a main supporter supporting a rear edge and a side of the display panel, a top case coupled to a side of the main supporter and pressing an upper edge of the display panel, and a lower cover supporting a backlight assembly coupled to the side of the main supporter and having at least one guide supporting the side of the main supporter.

Claims (15)

1. A liquid crystal display (LCD) device, comprising:

a display panel having pixels arranged in a matrix configuration;

a main supporter supporting a rear edge and a side of the display panel, the side having first and second sides which are stepped each other;

a top case coupled to the main supporter by a first hooking arrangement having an inserting groove and a hook to be inserted into the inserting groove; and

a lower cover having a bottom to be directly contacted with the backlight assembly and a plurality of sides to support a backlight assembly and having at least one guide being integrally formed with the lower cover in the direction perpendicular to the bottom thereof to contact with the second side of supporter in order to support the side of the main supporter, the lower cover being coupled to the main supporter by a second hooking arrangement having an inserting groove and a hook to be inserted into the inserting groove,

wherein the first hooking arrangement is disposed in the first side of the main supporter and the second hooking arrangement is disposed in the second side of the main supporter.

2. The LCD device of claim 1 , wherein the first hooking arrangement includes an insertion groove formed at the top case, and a hook formed at the main supporter and inserted into the insertion groove of the top case.

3. The LCD device of claim 1 , wherein the first hooking arrangement includes an insertion groove formed at the main supporter, and a hook formed at the top case and inserted into the insertion groove of the main supporter.

4. The LCD device of claim 1 , wherein the second hooking arrangement includes an insertion groove formed at the lower cover, and a hook formed at the main supporter and inserted into the insertion groove of the lower cover.

5. The LCD device of claim 1 , wherein the second hooking arrangement includes an insertion groove formed at the main supporter, and a hook formed at the lower cover and inserted into the insertion groove of the main supporter.

6. The LCD device of claim 1 , wherein the backlight assembly includes a plurality of lamps corresponding to an entire rear surface of the display panel.

7. The LCD device of claim 1 , wherein the backlight assembly includes a light guide plate disposed at a rear surface of the display panel and a lamp disposed at least one side of the light guide plate.

8. The LCD device of claim 1 , wherein the at least one guide is integrally formed at the lower cover.

9. The LCD device of claim 1 , wherein the at least one guide includes a plurality of guides formed along at least one side of the lower cover.

10. The LCD device of claim 1 , wherein the at least one guide includes a plurality of guides formed at each side of the lower cover.

Assignments (2)
CHANGE OF NAME Recorded Jun 19, 2008
From: LG.PHILIPS LCD CO., LTD.
To: LG DISPLAY CO., LTD.
Reel/Frame 021147/0009 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 25, 2004
From: AN, SU-YOUNG
To: LG. PHILIPS LCD CO., LTD.
Reel/Frame 015518/0473 →