# US 11,116,098 B2 · Dynamically bendable automotive interior display systems

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- Number: US 11,116,098 B2
- Document ID: US11116098B2
- Status: Granted
- Kind: B2
- Application number: 16/877,712
- Filed: 2019-12-09
- Published: 2021-01-28
- Granted: 2021-09-07
- Earliest claimed: 2018-12-10
- Assignees: Corning Incorporated
- Applicants: Corning Incorporated
- Inventors: Timothy Michael Gross; Khaled Layouni; Torsten Nath; Wendell Porter Weeks
- Web page: https://patentgrep.com/patent/US11116098B2

## CPC

- H05K 5/03: Covers
- B60K 35/22: Display screens
- B60K 35/25: using haptic output
- B60K 35/50: Instruments characterised by their means of attachment to or integration in the vehicle (B60K35/231 takes precedence)
- B60K 35/53: Movable instruments, e.g. slidable
- B60K 35/55: Instruments with parts that can change their shape or position to configure an active screen, e.g. by folding or by rolling
- B60K 35/60: Instruments characterised by their location or relative disposition in or on vehicles (arrangements of lighting devices on dashboards B60Q3/10)
- C03B 23/023: by bending
- C03C 21/002: {to perform ion-exchange between alkali ions (C03C21/005 takes precedence)}
- G06F 1/1652: {the display being flexible, e.g. mimicking a sheet of paper, or rollable}
- G09F 9/301: {flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED}
- B32B 2307/552: Fatigue strength
- B32B 2307/558: Impact strength, toughness
- B32B 2307/56: Damping, energy absorption
- B32B 2457/20: Displays, e.g. liquid crystal displays, plasma displays
- B60K 35/10: Input arrangements, i.e. from user to vehicle, associated with vehicle functions or specially adapted therefor
- B60K 35/223: {Flexible displays}
- B60K 2360/1438: Touch screens
- B60Y 2400/92: Driver displays
- C03C 17/22: with other inorganic material (C03C17/34, C03C17/44 take precedence)
- C03C 2217/72: Decorative coatings
- G02F 1/133305: {Flexible substrates, e.g. plastics, organic film}
- H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- B60K: ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- C03B: MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03C: CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)
- G09F: DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- B32B: LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B60Y: INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- G02F: OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS

## Abstract

Embodiments of a dynamically bendable automotive interior display system are disclosed. In one or more embodiments, the system includes a display, a dynamically bendable cover substrate assembly disposed over the display, wherein the cover substrate assembly comprises a cover substrate with a bend axis, and a reversible support attached to at least a portion the cover substrate that dynamically bends the cover substrate along the bend axis in a cycle from a first radius of curvature to a second radius of curvature and from the second radius of curvature to the first radius of curvature. In one or more embodiments, the system includes one or more frames that partially house the display and are attached to the cover substrate.

## Claims

### Claim 1

A dynamically bendable cover substrate comprising:
a first major surface, second major surface opposing the first major surface and a minor surface connecting the first major surface and the second major surface, a thickness defined as a distance between the first major surface and the second major surface, a width defined as a first dimension of one of the first or second major surfaces orthogonal to the thickness, a length defined as a second dimension of one of the first or second major surfaces orthogonal to both the thickness and the width, and a bend axis,
wherein the cover substrate is dynamically bendable around the bend axis in a repeating cycle from a first radius of curvature to a second radius of curvature and from the second radius of curvature to the first radius of curvature; and
wherein, when an impactor having a mass of 6.8 kg impacts the first major surface at an impact velocity of 5.35 m/s to 6.69 m/s, the deceleration of the impactor is 120 g (g-force) or less.

### Claim 2

A display system comprising:
a display;
a dynamically bendable cover substrate assembly disposed over the display;
wherein the dynamically bendable cover substrate assembly comprises
a cover substrate having a first major surface, second major surface opposing the first major surface and a minor surface connecting the first major surface and the second major surface, a thickness defined as a distance between the first major surface and the second major surface, a width defined as a first dimension of one of the first or second major surfaces orthogonal to the thickness, a length defined as a second dimension of one of the first or second major surfaces orthogonal to both the thickness and the width, and a bend axis; and
a reversible support attached to at least a portion of the second major surface of the cover substrate that dynamically bends the cover substrate around the bend axis in a repeating cycle from a first radius of curvature to a second radius of curvature and from the second radius of curvature to the first radius of curvature;
wherein the dynamically bendable cover substrate is capable of being dynamically bent along the bend axis for more than 100 cycles without delamination between the dynamically bendable cover substrate and the display.

### Claim 3 (depends on 2)

The display system of claim 2, wherein the first radius of curvature is about 10,000 mm or less.

### Claim 4 (depends on 3)

The display system of claim 3, wherein the cover substrate comprises a cold-bent glass article or a hot-formed glass article.

### Claim 5 (depends on 2)

The display system of claim 2, further comprising an adhesive between the dynamically bendable cover substrate assembly and the display.

### Claim 6 (depends on 2)

The display system of claim 2, wherein the bend axis is positioned along the first and second major surface at about 0.1*width to about 0.9*width or at about 0.1*length to about 0.9*length.

### Claim 7 (depends on 2)

The display system of claim 2, wherein the first radius of curvature is greater than about 10,000 mm.

### Claim 8

A display system comprising:
a display;
a dynamically bendable cover substrate assembly disposed over the display;
wherein the dynamically bendable cover substrate assembly comprises
a cover substrate having a first major surface, second major surface opposing the first major surface and a minor surface connecting the first major surface and the second major surface, a thickness defined as a distance between the first major surface and the second major surface, a width defined as a first dimension of one of the first or second major surfaces orthogonal to the thickness, a length defined as a second dimension of one of the first or second major surfaces orthogonal to both the thickness and the width, and a bend axis; and
a reversible support attached to at least a portion of the second major surface of the cover substrate that dynamically bends the cover substrate around the bend axis in a repeating cycle from a first radius of curvature to a second radius of curvature and from the second radius of curvature to the first radius of curvature; and
wherein, when an impactor having a mass of 6.8 kg impacts the first major surface at an impact velocity of 5.35 m/s to 6.69 m/s, the deceleration of the impactor is 120 g (g-force) or less.

### Claim 9 (depends on 8)

The display system of claim 8, wherein the deceleration of the impactor is not greater than 80 g for any 3 ms interval over a time of impact.

### Claim 10

A display system comprising:
a display;
a dynamically bendable cover substrate assembly disposed over the display;
wherein the dynamically bendable cover substrate assembly comprises
a cover substrate having a first major surface, second major surface opposing the first major surface and a minor surface connecting the first major surface and the second major surface, a thickness defined as a distance between the first major surface and the second major surface, a width defined as a first dimension of one of the first or second major surfaces orthogonal to the thickness, a length defined as a second dimension of one of the first or second major surfaces orthogonal to both the thickness and the width, and a bend axis; and
a reversible support attached to at least a portion of the second major surface of the cover substrate that dynamically bends the cover substrate around the bend axis in a repeating cycle from a first radius of curvature to a second radius of curvature and from the second radius of curvature to the first radius of curvature; and
wherein, after the first major surface is impacted by an impactor at an impact location, the dynamically bendable cover substrate is substantially free of local bending at the impact location.

### Claim 11 (depends on 10)

The display system of claim 10, wherein, after the first major surface is impacted by an impactor at an impact location, the dynamically bendable cover substrate bends at the bend axis.

### Claim 12 (depends on 10)

The display system of claim 10, wherein, after the first major surface is impacted by an impactor at an impact location, the dynamically bendable cover substrate is substantially free of anticlastic effects.

### Claim 13

A display system comprising:
a first frame comprising a first frame surface, a second frame surface opposing the first frame surface, and a frame edge with a thickness defined as the distance between the first frame surface and the second frame surface, a frame width defined as a first dimension of one of the first or second frame surfaces orthogonal to the frame thickness, and a frame length defined as a second dimension of one of the first or second frame surfaces orthogonal to both the frame thickness and the frame width; a frame opening extending from the first frame surface to the second frame surface and surrounded by an interior surface connecting the first frame surface and the second frame surface;
a display disposed in the frame opening within the interior surface;
a dynamically bendable cover substrate disposed on the first frame surface and over the display, the dynamically bendable cover substrate having a first major surface, a second major surface opposing the first major surface and a minor surface connecting the first major surface and the second major surface, a thickness defined as a distance between the first major surface and the second major surface, a width defined as a first dimension of one of the first or second major surfaces orthogonal to the thickness, a length defined as a second dimension of one of the first or second major surfaces orthogonal to both the thickness and the width, and a bend axis; and
a reversible support attached to at least a portion of the second frame surface and dynamically bends the dynamically bendable cover substrate along the bend axis in a cycle from a first radius of curvature to a second radius of curvature and from the second radius of curvature to the first radius of curvature;
further comprising a second frame comprising a first frame surface, a second frame surface opposing the first frame surface, and a frame edge with a thickness defined as the distance between the first frame surface and the second frame surface, a frame width defined as a first dimension of one of the first or second frame surfaces orthogonal to the frame thickness, and a frame length defined as a second dimension of one of the first or second frame surfaces orthogonal to both the frame thickness and the frame width; a frame opening extending from the first frame surface to the second frame surface and surrounded by an interior surface connecting the first frame surface and the second frame surface; and
a second display disposed in the frame opening within the interior surface of the second frame,
wherein the reversible support is attached to the second frame surface of the first frame and the second frame surface of the second frame, and positioned between the first frame and the second frame; and
wherein the dynamically bendable cover substrate is capable of being dynamically bent along the bend axis for more than 100 cycles without delamination between the dynamically bendable cover substrate and the display or delamination between the dynamically bendable cover substrate and the frame.

### Claim 14 (depends on 13)

The display system of claim 13, wherein the bend axis is positioned between the first frame and the second frame.

### Claim 15 (depends on 13)

The display system of claim 13, wherein the dynamically bendable cover substrate comprises a plurality of bend axes.

### Claim 16 (depends on 13)

The display system of claim 13, wherein the first radius of curvature is about 10,000 mm or less.

### Claim 17 (depends on 16)

The display system of claim 16, wherein the dynamically bendable cover substrate comprises a cold-bent glass article or a hot-formed glass article.

### Claim 18 (depends on 13)

The display system of claim 13, wherein the first radius curvature is greater than about 10,000 mm.

### Claim 19 (depends on 13)

The display system of claim 13, wherein the reversible support comprises a contact surface and 50% or more of the contact surface is in contact with the second major surface.

### Claim 20 (depends on 13)

The display system of claim 13, further comprising an adhesive between the dynamically bendable cover substrate and the display.

### Claim 21 (depends on 13)

The display system of claim 13, wherein the bend axis is positioned along the first and second major surface at about 0.1*width to about 0.9*width of the dynamically bendable cover substrate or at about 0.1*length to about 0.9*length of the dynamically bendable cover substrate.

### Claim 22 (depends on 13)

The display system of claim 13, wherein the dynamically bendable cover substrate is capable of being dynamically bent along the bend axis for more than 100 cycles.

### Claim 23

A display system comprising:
a first frame comprising a first frame surface, a second frame surface opposing the first frame surface, and a frame edge with a thickness defined as the distance between the first frame surface and the second frame surface, a frame width defined as a first dimension of one of the first or second frame surfaces orthogonal to the frame thickness, and a frame length defined as a second dimension of one of the first or second frame surfaces orthogonal to both the frame thickness and the frame width; a frame opening extending from the first frame surface to the second frame surface and surrounded by an interior surface connecting the first frame surface and the second frame surface;
a display disposed in the frame opening within the interior surface;
a dynamically bendable cover substrate disposed on the first frame surface and over the display, the dynamically bendable cover substrate having a first major surface, a second major surface opposing the first major surface and a minor surface connecting the first major surface and the second major surface, a thickness defined as a distance between the first major surface and the second major surface, a width defined as a first dimension of one of the first or second major surfaces orthogonal to the thickness, a length defined as a second dimension of one of the first or second major surfaces orthogonal to both the thickness and the width, and a bend axis; and
a reversible support attached to at least a portion of the second frame surface and dynamically bends the dynamically bendable cover substrate along the bend axis in a cycle from a first radius of curvature to a second radius of curvature and from the second radius of curvature to the first radius of curvature;
further comprising a second frame comprising a first frame surface, a second frame surface opposing the first frame surface, and a frame edge with a thickness defined as the distance between the first frame surface and the second frame surface, a frame width defined as a first dimension of one of the first or second frame surfaces orthogonal to the frame thickness, and a frame length defined as a second dimension of one of the first or second frame surfaces orthogonal to both the frame thickness and the frame width; a frame opening extending from the first frame surface to the second frame surface and surrounded by an interior surface connecting the first frame surface and the second frame surface; and
a second display disposed in the frame opening within the interior surface of the second frame,
wherein the reversible support is attached to the second frame surface of the first frame and the second frame surface of the second frame, and positioned between the first frame and the second frame; and
wherein, when an impactor having a mass of 6.8 kg impacts the first major surface at an impact velocity of 5.35 m/s to 6.69 m/s, the deceleration of the impactor is 120 g (g-force) or less.

### Claim 24 (depends on 23)

The display system of claim 23, wherein the deceleration of the impactor is not greater than 80 g for any 3 ms interval over a time of impact.

### Claim 25

A display system comprising:
a first frame comprising a first frame surface, a second frame surface opposing the first frame surface, and a frame edge with a thickness defined as the distance between the first frame surface and the second frame surface, a frame width defined as a first dimension of one of the first or second frame surfaces orthogonal to the frame thickness, and a frame length defined as a second dimension of one of the first or second frame surfaces orthogonal to both the frame thickness and the frame width; a frame opening extending from the first frame surface to the second frame surface and surrounded by an interior surface connecting the first frame surface and the second frame surface;
a display disposed in the frame opening within the interior surface;
a dynamically bendable cover substrate disposed on the first frame surface and over the display, the dynamically bendable cover substrate having a first major surface, a second major surface opposing the first major surface and a minor surface connecting the first major surface and the second major surface, a thickness defined as a distance between the first major surface and the second major surface, a width defined as a first dimension of one of the first or second major surfaces orthogonal to the thickness, a length defined as a second dimension of one of the first or second major surfaces orthogonal to both the thickness and the width, and a bend axis; and
a reversible support attached to at least a portion of the second frame surface and dynamically bends the dynamically bendable cover substrate along the bend axis in a cycle from a first radius of curvature to a second radius of curvature and from the second radius of curvature to the first radius of curvature;
further comprising a second frame comprising a first frame surface, a second frame surface opposing the first frame surface, and a frame edge with a thickness defined as the distance between the first frame surface and the second frame surface, a frame width defined as a first dimension of one of the first or second frame surfaces orthogonal to the frame thickness, and a frame length defined as a second dimension of one of the first or second frame surfaces orthogonal to both the frame thickness and the frame width; a frame opening extending from the first frame surface to the second frame surface and surrounded by an interior surface connecting the first frame surface and the second frame surface; and
a second display disposed in the frame opening within the interior surface of the second frame,
wherein the reversible support is attached to the second frame surface of the first frame and the second frame surface of the second frame, and positioned between the first frame and the second frame; and
wherein, after the first major surface is impacted by an impactor at an impact location, the dynamically bendable cover substrate is substantially free of local bending at the impact location.

### Claim 26 (depends on 25)

The display system of claim 25, wherein, after the first major surface is impacted by an impactor at an impact location, the dynamically bendable cover substrate bends at bend axis.

### Claim 27 (depends on 25)

The display system of claim 25, wherein, after the first major surface is impacted by an impactor at an impact location, the dynamically bendable cover substrate is substantially free of anticlastic effects.