IP Library Granted Patent US 8,866,986
Granted Patent B2
US 8,866,986 · App. 12/836,714 · Granted Oct 21, 2014

Display device with support member having two lugs

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Quick Facts
Patent No.
US 8,866,986
App. No.
12/836,714
Filed
Jul 15, 2010
Granted
Oct 21, 2014
Kind
B2
Art Unit
2871
USPC
349/58
Abstract

In a display device which includes a display panel in which a plurality of pixels are arranged on a substrate two-dimensionally and which is configured to display an image thereon, and a support member which supports the display panel, the support member possesses anisotropy in bending strength so as to encourage one-dimensional deformation (bending along only the X direction) of the display panel while suppressing two-dimensional deformation (bending in the X direction as well as in the Y direction) of the display panel.

Claims (41)

1. A display device comprising:

a display panel in which a plurality of pixels are arranged on a substrate; and

a support member which supports a lower surface of the display panel;

wherein the display panel has a rectangular shape with first and second pairs of opposite sides;

wherein the support member has a rectangular shape with two support lugs for supporting only one of the first and second pairs of the opposite sides of the lower surface of the display panel;

wherein each of the two support lugs of the support member projects in a direction toward the lower surface of the display panel from one of two opposite sides of the support member, respectively, and each of the two support lugs is a continuous part of the support member extending from the one of the two opposite sides of the support member over a major portion of a respective opposite side of only one of the first and second pairs of the opposite sides of the lower surface of the display panel without extending over an entirety of the respective opposite side;

wherein each of the two support lugs of the support member has a first surface portion, a second surface portion and a stepped portion disposed between the first and second surface portions so that the first and second surface portions extend in opposite directions away from the stepped portion;

wherein the first surface portion is farther from the one of two opposite sides of the support member and closer to the lower surface of the display panel than that of the second surface portion; and

wherein each of the two support lugs of the support member is disposed so as to directly support only one of the two opposite sides of only one of the first and second pairs of the opposite sides of the lower surface the display panel, respectively, which overlie the support lugs without directly supporting any portion of an other of the first and second pairs of the opposite sides of the lower surface of the display panel.

2. The display device according to claim 1 , wherein the support member is a frame member having a portion which covers at least a part of the display panel.

3. The display device according to claim 2 , wherein the frame member is provided with a folded portion which projects toward a side where the display panel is arranged at portions thereof outside positions where the two opposite sides of the lower surface of the display panel are supported.

4. The display device according to claim 1 , wherein the support member is a casing member which houses the display panel, an optical sheet and a backlight member.

5. The display device according to claim 4 , wherein the casing member includes a bottom surface, and two side surface support portions which are formed on edge portions of the bottom surface by being bent from the bottom surface such that the side surface support portions support two opposite sides of the display panel.

6. The display device according to claim 5 , wherein a plurality of grooves which are arranged parallel to the side surface support portions are formed on the bottom surface of the casing member.

7. The display device according to claim 5 or 6 , wherein a plurality of auxiliary support portions which are bent from the bottom surface and support portions of two other sides of the display panel different from said two opposite sides of the display panel are formed on the edge portions on a side where the side surface support portions are not formed out of the edge portions of the bottom surface.

8. The display device according to claim 1 , wherein the support member has a support surface which overlaps with the display panel as viewed in a plan view, and

the support member is a back surface support member which supports a back surface of the display panel on a side opposite to a display screen of the display panel by the support surface.

9. The display device according to claim 2 , wherein the display panel has a display screen which displays an image thereon, and

wherein the support member is an upper frame member having a portion which is disposed on the display screen.

10. The display device according to claim 1 , wherein the two support lugs are bendable in a direction substantially perpendicular to a main surface of the display panel.

11. The display device according to claim 1 , wherein the display panel is fixed to the two support lugs.

12. The display device according to claim 11 , wherein the display panel is fixed to the two support lugs via an adhesive agent.

13. The display device according to claim 1 , wherein the display panel has a first direction which extends between the two opposite sides of the display panel, and a second direction which is substantially perpendicular to the first direction,

wherein the display panel is more bendable in the second direction than the first direction.

14. The display device according to claim 13 , wherein the display panel has a strength anisotropy which provides stronger one-dimensional deformation than two-dimensional deformation.

15. The display device according to claim 1 , wherein the display panel has a strength anisotropy which provides stronger one-dimensional deformation than two-dimensional deformation.

16. A display device comprising:

a display panel in which a plurality of pixels are arranged on a substrate; and

a support member which supports a lower surface of the display panel;

wherein the display panel has a rectangular shape with first and second pairs of opposite sides;

wherein the support member has a rectangular shape with two support lugs for supporting only one of the first and second pairs of opposite sides of the lower surface of the display panel;

wherein each of the two support lugs of the support member projects in a direction toward the lower surface of the display panel from one of two opposite sides of the support member respectively, and each of the two support lugs is a continuous part of the support member extending from the one of the two opposite sides of the support member over a major portion of a respective opposite side of only one of the first and second pairs of the opposite sides of the lower surface of the display panel without extending over an entirety of the respective opposite side;

wherein each of the two support lugs has a first surface portion, a second surface portion and a stepped portion disposed between the first and second surface portions so that the first and second surface portions extend in opposite directions away from the stepped portion;

wherein the first surface portion is farther from the one of two opposite sides of the support member and closer to the lower surface of the display panel than that of the second surface portion;

wherein each of the two support lugs of the support member is disposed so as to directly support only one of the two opposite sides of only one of the first and second pairs of the opposite sides of the lower surface of the display panel, respectively, which overlie the support lugs without directly supporting any portion of an other of the first and second pairs of the opposite sides of the lower surface of the display panel;

wherein the display panel is fixed to the two support lugs via an adhesive agent;

wherein the stepped portion is formed such that the each of the two support lugs projects toward the display panel in a direction substantially parallel to the lower surface of the display panel and the stepped portion extends in a direction substantially perpendicular to the lower surface of the display panel; and

wherein the two support lugs are bendable in a direction substantially perpendicular to the lower surface of the display panel.

17. The display device according to claim 16 , wherein the display panel has a first direction which extends between the two opposite sides of the display panel, and a second direction which is substantially perpendicular to the first direction,

wherein the display panel is more bendable in the second direction than the first direction.

18. The display device according to claim 16 , wherein the display panel has a strength anisotropy which provides stronger one-dimensional deformation than two-dimensional deformation.