# US 9,751,638 B1 · Lighting array for an aircraft

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- Number: US 9,751,638 B1
- Document ID: US9751638B1
- Status: Granted
- Kind: B1
- Application number: 15/584,252
- Filed: 2017-05-02
- Published: 2017-08-17
- Granted: 2017-09-05
- Earliest claimed: 2012-05-31
- Assignees: Bombardier Inc.
- Applicants: Bombardier Inc.
- Inventors: Pierre Gagnon; Nicolas Letendre
- Web page: https://patentgrep.com/patent/US9751638B1

## CPC

- B64D 47/06: for indicating aircraft presence
- B64D 47/02: Arrangements or adaptations of signal or lighting devices
- B64D 47/04: the lighting devices being primarily intended to illuminate the way ahead
- B64D 2203/00: Aircraft or airfield lights using LEDs
- B64D: EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT

## Abstract

A lighting arrangement for an aircraft includes a navigational lighting group disposed along at least a leading edge of a wing of the aircraft and a light bar for non-navigational purposes extending along at least a portion of the leading edge of the wing, adjacent to the navigational lighting group, the light bar being disposed outboard of the navigational lighting group, the light bar being configured to emit non-navigational light along a length thereof.

## Claims

### Claim 1

A lighting arrangement for an aircraft, comprising:
a navigational lighting group disposed along at least a leading edge of a wing of the aircraft; and
a light bar for non-navigational purposes extending along at least a portion of the leading edge of the wing, adjacent to the navigational lighting group, the light bar being disposed outboard of the navigational lighting group, the light bar being configured to emit non-navigational light along a length thereof.

### Claim 2 (depends on 1)

The lighting arrangement of claim 1, wherein the light bar comprises a plurality of light bars disposed parallel to one another.

### Claim 3 (depends on 1)

The lighting arrangement of claim 1, wherein the light bar comprises a plurality of light bars arranged end-to-end.

### Claim 4 (depends on 1)

The lighting arrangement of claim 1, wherein the light bar comprises a light source selected from a group comprising a light emitting diode, an organic light emitting diode, a laser, a halogen light bulb, an incandescent light bulb, an electroluminescent material, and a gas-filled bulb.

### Claim 5 (depends on 4)

The lighting arrangement of claim 4, wherein the light bar comprises at least one of an active light strip and a passive light strip.

### Claim 6 (depends on 1)

The lighting arrangement of claim 1, further comprising a controller, wherein the controller is configured to change at least one of a color of the light, a hue of the light, an intensity of the light, and a pulsation of the light.

### Claim 7

An aircraft wing, comprising:
a leading edge of the wing;
a navigational lighting group positioned along the leading edge; and
a light bar for non-navigational purposes extending along at least a portion of the leading edge, adjacent to the navigational lighting group, the light bar being disposed outboard of the navigational lighting group, the light bar being configured to emit non-navigational light along a length thereof.

### Claim 8 (depends on 7)

The aircraft wing of claim 7, wherein the light bar extends along at least a portion of a longitudinal surface of the wing.

### Claim 9 (depends on 8)

The aircraft wing of claim 8, wherein the light bar extends along at least a portion of a rear surface of the wing.

### Claim 10 (depends on 7)

The aircraft wing of claim 7, wherein the wing comprises a winglet.

### Claim 11 (depends on 10)

The aircraft wing of claim 10, wherein the light bar extends along at least a portion of a leading edge of the winglet.

### Claim 12 (depends on 11)

The aircraft wing of claim 11, wherein the light bar extends along at least a portion of a longitudinal surface of the winglet.

### Claim 13 (depends on 12)

The aircraft wing of claim 12, wherein the light bar extends along at least a portion of a rear edge of the winglet.

### Claim 14 (depends on 7)

The aircraft wing of claim 7, wherein the light bar comprises a plurality of light bars disposed parallel to one another.

### Claim 15 (depends on 7)

The aircraft wing of claim 7, wherein the light bar comprises a plurality of light bars arranged end-to-end.

### Claim 16 (depends on 7)

The aircraft wing of claim 7, wherein the light bar comprises a light source selected from a group comprising a light emitting diode, an organic light emitting diode, a laser, a halogen light bulb, an incandescent light bulb, an electroluminescent material, and a gas-filled bulb.

### Claim 17 (depends on 16)

The aircraft wing of claim 16, wherein the light bar comprises at least one of an active light strip and a passive light strip.

### Claim 18 (depends on 7)

The aircraft wing of claim 7, further comprising a controller configured to change at least one of a color of the non-navigational light, a hue of the non-navigational light, an intensity of the non-navigational light, and a pulsation of the non-navigational light.

### Claim 19

A lighting arrangement for an aircraft, comprising:
a navigational lighting group disposed along at least a leading edge of a wing of the aircraft; and
a decorative light bar providing supplemental lighting in addition to the light from the navigational lighting group, the decorative light bar extending along at least a portion of an edge of the wing and emitting non-navigational light along a length thereof.

### Claim 20 (depends on 19)

The lighting arrangement of claim 19, wherein the decorative light bar is positioned adjacent to the navigational lighting group.

### Claim 21 (depends on 20)

The lighting arrangement of claim 20, wherein the decorative light bar is positioned outboard of the navigational lighting group.

### Claim 22

A lighting arrangement for an aircraft, comprising:
a navigational lighting group disposed along at least a leading edge of a wing of the aircraft; and
an accent light bar providing non-navigational accent lighting along a length thereof, the accent light bar extending along at least a portion of the leading edge of the wing and emitting non-navigational light along a length thereof,
wherein a color of the accent lighting provided by the accent light bar is changeable.

### Claim 23 (depends on 22)

The lighting arrangement of claim 22, wherein the accent light bar is positioned adjacent to the navigational lighting group.

### Claim 24 (depends on 23)

The lighting arrangement of claim 23, wherein the accent light bar is positioned outboard of the navigational lighting group.
