IP Library Granted Patent US 10,120,222
Granted Patent B2
US 10,120,222 · App. 15/194,573 · Granted Nov 6, 2018

Display device

Inventors: Hiroki Kondoh (Hyogo, JP); Tsutomu Abe (Hyogo, JP); Masaki Tsubokura (Hyogo, JP); Mamoru Kuramoto (Hyogo, JP); Naotoshi Sumiya (Hyogo, JP)
Assignee: Panasonic Liquid Crystal Display Co., Ltd.
G02F1/133308G02F2001/133314G02F2201/46G02F2202/28
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Quick Facts
Patent No.
US 10,120,222
App. No.
15/194,573
Granted
Nov 6, 2018
Kind
B2
Abstract

Provided is a display device, comprising: a display panel; a frame that holds the display panel; and an adhesive member to adhesively fix the display panel and the frame to each other. The adhesive member includes a base material, a first adhesive layer disposed on a surface on the display panel side of the base material, and a second adhesive layer disposed on a surface on a frame side of the base material. In planar view, the first adhesive layer and the second adhesive layer are disposed in at least a part of the adhesive member so as not to overlap each other, and a clearance is formed between the first adhesive layer and the second adhesive layer.

Claims (19)

1. A display device, comprising:

a display panel;

a frame that holds the display panel; and

an adhesive member to adhesively fix the display panel and the frame to each other, wherein

the adhesive member includes a base material, a first adhesive layer disposed on a surface on the display panel side of the base material, and a second adhesive layer disposed on a surface on a frame side of the base material, and

in planar view, the first adhesive layer and the second adhesive layer are disposed in at least a part of the adhesive member so as not to overlap each other, and a clearance is formed between the first adhesive layer and the second adhesive layer,

wherein the second adhesive layer attaches to a surface of the frame, and

the first adhesive layer at least partially overlaps the surface of the frame in planar view.

2. The display device according to claim 1 , wherein in planar view, the first adhesive layer and the second adhesive layer are disposed alternately in an extending. direction of the base material.

3. The display device according to claim 1 , wherein in planar view, the first adhesive layer and the second adhesive layer are disposed side by side in a direction perpendicular to an extending direction of the base material.

4. The display device according to claim 1 , wherein in planar view, one of the first adhesive layer and the second adhesive layer is formed in a comb teeth shape, and the other is disposed in regions between comb teeth.

5. The display device according to claim 1 , wherein in planar view, the first adhesive layer and the second adhesive layer are disposed in matrix.

6. The display device according to claim 1 , wherein in a region corresponding to the clearance in the base material, a cutout portion is formed.

7. The display device according to claim 1 , further comprising a driver IC that drives a signal line disposed in the display panel, wherein

the first adhesive layer is disposed in a layer under the driver IC.

8. The display device according to claim 1 , wherein

the base material is made of polycarbonate or polyethylene terephthalate, and

the first adhesive layer and the second adhesive layer are each made of a double-sided adhesive tape.

9. The display device according to claim 1 , wherein all area of the first adhesive layer overlaps the surface of the frame in planar view.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 18, 2023
From: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
To: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
Reel/Frame 064292/0775 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 4, 2017
From: KONDOH, HIROKI; ABE, TSUTOMU; TSUBOKURA, MASAKI; SUMIYA, NAOTOSHI; KURAMOTO, MAMORU
To: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
Reel/Frame 041851/0463 →
Priority Claims (1)
JP 2015-130401 · Jun 29, 2015 · national
Continuity (1)
Related Publication 20160377909A1 · Dec 29, 2016