IP Library Granted Patent US 11,092,855
Granted Patent B2
US 11,092,855 · App. 16/834,606 · Granted Aug 17, 2021

Display apparatus

Inventor: Yusuke Maki (Tokyo, JP)
Assignee: Mitsubishi Electric Corporation
G02F1/1339G02B6/0081G02F1/133308G02F2202/28
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Quick Facts
Patent No.
US 11,092,855
App. No.
16/834,606
Granted
Aug 17, 2021
Kind
B2
Abstract

A display apparatus includes a display panel, a mold frame, and a plurality of cushioning sealing members in which: each cushioning sealing member includes a cushioning material, a first sealing material arranged on a surface of the cushioning material that faces the display panel, and a second sealing material arranged on a surface of the cushioning material that faces the mold frame; one end side in the longitudinal direction of the first sealing material extends to the mold frame so as to cover one end surface in the longitudinal direction of the cushioning material and one end surface in the longitudinal direction of the second sealing material; and one end portion in the longitudinal direction of the first sealing material is attached to the mold frame.

Claims (36)

1. A display apparatus comprising:

a display panel;

a mold frame constituting part of a planar light source device that irradiates the display panel from a back surface side; and

a plurality of cushioning sealing members arranged, between the display panel and the mold frame, at positions corresponding to respective sides of the display panel, wherein:

each of the cushioning sealing members includes a cushioning material, a first sealing material arranged on a surface of the cushioning material that faces the display panel, and a second sealing material arranged on a surface of the cushioning material that faces the mold frame;

one end side in a longitudinal direction of the first sealing material extends to the mold frame so as to directly cover one end surface in a longitudinal direction of the cushioning material and one end surface in a longitudinal direction of the second sealing material; and

one end portion in the longitudinal direction of the first sealing material is directly attached to the mold frame.

2. A display apparatus comprising:

a display panel;

a mold frame constituting part of a planar light source device that irradiates the display panel from a back surface side; and

a plurality of cushioning sealing members arranged, between the display panel and the mold frame, at positions corresponding to respective sides of the display panel, wherein:

each of the cushioning sealing members includes a cushioning material, a first sealing material arranged on a surface of the cushioning material that faces the display panel, and a second sealing material arranged on a surface of the cushioning material that faces the mold frame;

one end side in a longitudinal direction of the second sealing material extends longer than one end side in a longitudinal direction of the cushioning material;

one end side in a longitudinal direction of the first sealing material extends to the second sealing material so as to cover one end surface in the longitudinal direction of the cushioning material; and

one end portion in the longitudinal direction of the first sealing material is attached to one end portion in the longitudinal direction of the second sealing material.

3. A display apparatus comprising:

a display panel;

a mold frame constituting part of a planar light source device that irradiates the display panel from a back surface side; and

a plurality of cushioning sealing members arranged, between the display panel and the mold frame, at positions corresponding to respective sides of the display panel, wherein:

each of the cushioning sealing members includes a cushioning material and a first sealing material arranged on a surface of the cushioning material that faces the display panel; and

one end side of the first sealing material extends to, of a surface of the cushioning material that faces the mold frame, at least one end side in a longitudinal direction of the cushioning material so as to directly cover one end surface in the longitudinal direction of the cushioning material.

4. The display apparatus according to claim 3 , wherein:

each of the cushioning sealing members further includes a second sealing material arranged, of the surface of the cushioning material that faces the mold frame, in a portion excluding the one end side in the longitudinal direction of the cushioning material; and

the first sealing material and the second sealing material are arranged at positions not overlapping each other.

5. A display apparatus comprising:

a display panel;

a mold frame constituting part of a planar light source device that irradiates the display panel from a back surface side; and

a plurality of cushioning sealing members arranged, between the display panel and the mold frame, at positions corresponding to respective sides of the display panel, wherein:

each of the cushioning sealing members includes a cushioning material, a first sealing material arranged on a surface of the cushioning material that faces the display panel, and a second sealing material arranged on a surface of the cushioning material that faces the mold frame;

the mold frame includes a protrusion that is formed at a position facing an end portion in a longitudinal direction of the cushioning sealing member and that protrudes toward the display panel side; and

an end portion in a longitudinal direction of the first sealing material is directly attached to the protrusion.

6. The display apparatus according to claim 5 , wherein a height position of a surface of the protrusion, the surface being located on the display panel side, is equivalent to a height position of a surface of the cushioning material, the surface being located on the display panel side.

7. The display apparatus according to claim 1 , wherein the first sealing material and the second sealing material are formed of materials having different adhesive strengths.

8. The display apparatus according to claim 2 , wherein the first sealing material and the second sealing material are formed of materials having different adhesive strengths.

9. The display apparatus according to claim 4 , wherein the first sealing material and the second sealing material are formed of materials having different adhesive strengths.

10. The display apparatus according to claim 5 , wherein the first sealing material and the second sealing material are formed of materials having different adhesive strengths.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 15, 2021
From: MITSUBISHI ELECTRIC CORPORATION
To: TRIVALE TECHNOLOGIES
Reel/Frame 057651/0234 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 30, 2020
From: MAKI, YUSUKE
To: MITSUBISHI ELECTRIC CORPORATION
Reel/Frame 052263/0092 →
Priority Claims (1)
JP JP2019-074578 · Apr 10, 2019 · national
Continuity (1)
Related Publication 20200326568A1 · Oct 15, 2020