# US 10,310,565 B2 · Flexible display structure

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- Number: US 10,310,565 B2
- Document ID: US10310565B2
- Status: Granted
- Kind: B2
- Application number: 15/577,287
- Filed: 2015-06-27
- Published: 2018-05-31
- Granted: 2019-06-04
- Earliest claimed: 2015-06-27
- Assignees: Intel Corporation
- Applicants: Intel Corporation
- Inventors: Russell S. Aoki; Aleksander Magi; Mark Angus MacDonald; Michael Ahrens
- Web page: https://patentgrep.com/patent/US10310565B2

## CPC

- G06F 1/1681: {Details related solely to hinges (hinge details related to the transmission of signals or power are classified in G06F1/1683)}
- G06F 1/1616: {with folding flat displays, e.g. laptop computers or notebooks having a clamshell configuration, with body parts pivoting to an open position around an axis parallel to the plane they define in closed position}
- G06F 1/1618: {the display being foldable up to the back of the other housing with a single degree of freedom, e.g. by 360° rotation over the axis defined by the rear edge of the base enclosure}
- G06F 1/1652: {the display being flexible, e.g. mimicking a sheet of paper, or rollable}
- H04M 1/0268: {including a flexible display panel}
- G06F 3/041: Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F 2203/04102: Flexible digitiser, i.e. constructional details for allowing the whole digitising part of a device to be flexed or rolled like a sheet of paper
- H04M 1/0216: {Foldable in one direction, i.e. using a one degree of freedom hinge}
- H04M 1/0237: {Sliding mechanism with one degree of freedom}
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)
- H04M: TELEPHONIC COMMUNICATION (circuits for controlling other apparatus via a telephone cable and not involving telephone switching apparatus G08)

## Abstract

Particular embodiments described herein provide for an electronic device that includes a flexible display and a support for the flexible display. The support includes a main support structure, at least one curve crease, and a curve region, wherein the curve region includes a curve support.

## Claims

### Claim 1

An electronic device, comprising:
a flexible display; and
a support for the flexible display, wherein the support includes:
a main support structure;
at least one curve crease; and
a curve region, wherein the curve region includes a curve support, wherein the curve support includes:
individual vertebrae, wherein the individual vertebrae each include a first end and a second end and the individual vertebrae are interlocked at the first end and the second end, wherein a first individual vertebra and a second individual vertebra share a common axis of rotation, wherein the common axis of rotation includes a threaded rod on the first end of the first individual vertebra that passes through a snap slot on the first end of the second individual vertebra.

### Claim 2 (depends on 1)

The electronic device of claim 1, wherein the first end and the second end of each of the individual vertebrae include a male interlocking feature and a female interlocking feature.

### Claim 3 (depends on 1)

The electronic device of claim 1, wherein the main support structure includes a securing fastener channel and the curve support is coupled to the main support structure using securing fasteners coupled to the securing fastener channel.

### Claim 4 (depends on 1)

The electronic device of claim 1, wherein the main support structure includes flanges to couple the flexible display to the main support structure.

### Claim 5 (depends on 1)

The electronic device of claim 1, wherein the threaded rod is secured to the snap slot using a Belleville washer.

### Claim 6 (depends on 5)

The electronic device of claim 5, wherein the Belleville washer produces a friction torque.

### Claim 7 (depends on 1)

The electronic device of claim 1, wherein one or more of the individual vertebrae includes a cam surface that limits rotation.

### Claim 8 (depends on 1)

The electronic device of claim 1, wherein the main support structure is a thin bi-stable steel stamped sheet.

### Claim 9 (depends on 1)

The electronic device of claim 1, wherein the main support structure includes one or more slots to serve as a mechanical attachment area to couple the curve region to the main support structure.

### Claim 10 (depends on 9)

The electronic device of claim 9, wherein the one or more slots can control a mismatch in arc lengths as the flexible display is bent from one direction to another.

### Claim 11 (depends on 1)

The electronic device of claim 1, wherein the support for the flexible display is pocketed and relieved to allow for cable routing and other electrical component placement.

### Claim 12

A support for a flexible display, the support comprising:
a main support structure;
at least one curve crease; and
a curve region, wherein the curve region includes a curve support, wherein the curve support includes:
a plurality of vertebrae having a first end and a second end, wherein each of the plurality of vertebrae can rotate in one rotational axis while providing stability in another axis, wherein each vertebra is interlocked with another vertebrae at the first end and the second end, wherein the first end is opposite the second end, wherein the vertebrae nest in one another and share a common axis of rotation, wherein the common axis of rotation includes a threaded rod on one end of a first vertebra that passes through a snap slot on a same end of a second vertebra, wherein the curve support is fixed to the main support structure to help control a bending location.

### Claim 13 (depends on 12)

The support of claim 12, wherein the first end and the second end of each of the plurality of vertebrae include a male interlocking feature and a female interlocking feature.

### Claim 14 (depends on 12)

The support of claim 12, wherein the main support structure includes a securing fastener channel and the curve support is coupled to the main support structure using securing fasteners coupled to the securing fastener channel.

### Claim 15 (depends on 12)

The support of claim 12, wherein the main support structure includes flanges to couple the flexible display to the main support structure.

### Claim 16

A system, comprising:
an electronic device; and
a flexible display, wherein the flexible display includes a support for the flexible display, wherein the support includes:
a main bi-stable steel support structure that includes a low stress region and at least one high stress region;
at least one curve crease located in the high stress region; and
a curve region located in the low stress region to allow for a relatively smooth bending of the flexible display, wherein the curve region includes a curve support, wherein the curve support includes individual vertebrae that can rotate in one rotational axis while providing stability in another axis, wherein the individual vertebrae nest in one another and share a common axis of rotation, wherein the common axis of rotation includes a threaded rod on one end of a first vertebra that passes through a snap slot on a same end of a second vertebra, wherein the curve support is fixed to the main bi-stable steel support structure to help control a bending location.
