# US 12,183,223 B2 · Folding displayer support and display apparatus

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- Number: US 12,183,223 B2
- Document ID: US12183223B2
- Status: Granted
- Kind: B2
- Application number: 17/794,327
- Filed: 2021-08-12
- Published: 2023-02-16
- Granted: 2024-12-31
- Earliest claimed: 2020-09-24
- Assignees: Boe Technology Group Co., Ltd.
- Applicants: BOE Technology Group Co., Ltd.
- Inventors: Haoran Wang; Paoming Tsai
- Web page: https://patentgrep.com/patent/US12183223B2

## CPC

- G09F 9/301: {flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED}
- H10K 77/111: {Flexible substrates}
- G06F 1/1652: {the display being flexible, e.g. mimicking a sheet of paper, or rollable}
- H05K 1/0393: {Flexible materials (H05K1/038 takes precedence; specific organic compositions are classified in H05K1/0313 and subgroups)}
- H10K 2102/311: {Flexible OLED}
- Y02E 10/549: Organic PV cells
- G09F: DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- H10K: ORGANIC ELECTRIC SOLID-STATE DEVICES
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)
- H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION

## Abstract

A folding displayer support and a display apparatus are provided. The folding displayer support includes a support body, the support body is provided with at least one first bending region extending in a first direction, at least one second bending region extending in a second direction, and at least one bidirectional bending region located at a position where the first bending region intersects with the second bending region, and an included angle is formed between the first direction and the second direction. The first bending region is provided with a first mesh pattern, the second bending region is provided with a second mesh pattern, the bidirectional bending region is provided with a third mesh pattern, a proportion of holes of the first mesh pattern and a proportion of holes of the second mesh pattern are less than a proportion of holes of the third mesh pattern.

## Claims

### Claim 1

A folding displayer support, comprising a support body, wherein the support body is provided with at least one first bending region extending in a first direction, at least one second bending region extending in a second direction, and at least one bidirectional bending region located at a position where the first bending region intersects with the second bending region, and an included angle is formed between the first direction and the second direction;
the first bending region is provided with a first mesh pattern, the second bending region is provided with a second mesh pattern, the bidirectional bending region is provided with a third mesh pattern, a proportion of holes of the first mesh pattern and a proportion of holes of the second mesh pattern are less than a proportion of holes of the third mesh pattern, and the proportion of holes is a percentage of an area occupied by holes in a unit area; and
a shape of one of the holes of the third mesh pattern is axisymmetric about a bending axis of the first bending region and a bending axis of the second bending region;
wherein the third mesh pattern comprises a first hollowed-out portion and a first solid mesh line portion, the first hollowed-out portion comprises a first hole array, the first hole array comprises a plurality of first holes distributed in an array, each of the first holes is a cross-shaped hole comprising a first strip-shaped hole and a second strip-shaped hole arranged in a cross shape, a length extension direction of the first strip-shaped hole is the first direction, and a length extension direction of the second strip-shaped hole is the second direction;
wherein the first hollowed-out portion further comprises a second hole array, the second hole array comprises a plurality of second holes distributed in an array, and each of the second holes is surrounded by the first solid mesh line portion in the middle of four adjacent first holes distributed in the array;
wherein the first mesh pattern comprises a second hollowed-out portion and a second solid mesh line portion, the second hollowed-out portion comprises a third hole array, the third hole array comprises a plurality of third holes distributed in an array, the third holes are strip-shaped holes, and a length extension direction of the third holes is the first direction;
wherein the second mesh pattern comprises a third hollowed-out portion and a third solid mesh line portion, the third hollowed-out portion comprises a fourth hole array, the fourth hole array comprises a plurality of fourth holes arranged in an array, the fourth holes are strip-shaped holes, and a length extension direction of the fourth holes is the second direction;
wherein a line width of the second solid mesh line portion and a line width of the third solid mesh line portion are greater than a line width of the first solid mesh line portion.

### Claim 2 (depends on 1)

The folding displayer support according to claim 1, wherein
two opposite ends of the first strip-shaped hole are in a circular arc shape or an elliptical arc shape, and/or
two opposite ends of the second strip-shaped hole are in a circular arc shape or an elliptical arc shape; and
the first solid mesh line portion at a corner of a region where the first strip-shaped hole intersects with the second strip-shaped hole is a transition curve in a circular arc shape or an elliptical arc shape.

### Claim 3 (depends on 2)

The folding displayer support according to claim 2, wherein the first solid mesh line portion at the corner of the region where the first strip-shaped hole intersects with the second strip-shaped hole comprises at least one quarter circular arc or quarter elliptical arc, a diameter of the quarter circular arc is greater than or equal to 0.2 mm, and a minor axis of the quarter elliptical arc is longer than or equal to 0.2 mm.

### Claim 4 (depends on 1)

The folding displayer support according to claim 1, wherein a row direction of the third hole array is the first direction, and a column direction of the third hole array is the second direction; and
each row of third holes is staggered with another row of third holes that is adjacent to the each row of third holes.

### Claim 5 (depends on 1)

The folding displayer support according to claim 1, wherein a row direction of the fourth hole array is the second direction, and a column direction of the fourth hole array is the first direction; and
each row of fourth holes is staggered with another row of fourth holes that is adjacent to the each row of fourth holes.

### Claim 6 (depends on 1)

The folding displayer support according to claim 1, wherein the line width of a solid mesh line of the first solid mesh line portion is from 0.01 mm to 0.5 mm.

### Claim 7 (depends on 1)

The folding displayer support according to claim 1, wherein the solid mesh line of the first solid mesh line portion has a thickness of 0.05 mm to 0.5 mm in a direction perpendicular to the support body.

### Claim 8 (depends on 1)

The folding displayer support according to claim 1, wherein the support body is an integral structure made of a metallic material having a Young's modulus greater than a predetermined value.

### Claim 9 (depends on 8)

The folding displayer support according to claim 8, wherein the metallic material comprises at least one of stainless steel, structural steel, titanium alloy, copper, copper alloy, aluminum alloy, or magnesium alloy.

### Claim 10 (depends on 1)

A display apparatus, comprising:
a display device comprising a light-emitting surface and a back surface opposite to the light-emitting surface; and
a support provided on the back surface of the display device, the support being the folding displayer support according to claim 1.