IP Library Granted Patent US 12679525
Granted Patent B2
US 12679525 · App. 19/067,238 · Granted Jul 14, 2026

Sleeve for a wiring harness

Inventors: James Clough (Bristol, GB); Javier Ruiz de Pablo (Bristol, GB)
Assignee: Airbus Operations Limited
B64C3/546B64D47/00B64F5/40H02G3/0462
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Quick Facts
Patent No.
US 12679525
App. No.
19/067,238
Granted
Jul 14, 2026
Kind
B2
Abstract

An aircraft with a folding wing tip arrangement having a wing tip device mounted at a joint at the end of a fixed wing. It is desirable to transfer power and/or data into a folding wing tip, which presents challenges such as repeated exposure to potentially harsh environmental conditions, with movement, and/or with changes in tensional loads. A wiring harness includes a plurality of conductors and is arranged to transmit electrical power and/or data to the wing tip device. A length of the harness is received in a protective sleeve, and the sleeve extends over a length of the wiring harness spanning the joint, the sleeve being removable from the wiring harness.

Claims (21)

1 . An aircraft comprising a wing, the wing comprising a fixed wing and a wing tip device moveably mounted at a joint at an end of the fixed wing, wherein the wing tip device is moveable about the joint between: (i) a flight configuration for use during flight, and (ii) a ground configuration for use during ground-based operations, wherein in the ground configuration, the wing tip device is moved relative to the fixed wing such that a span of the wing is reduced,

wherein the aircraft comprises a wiring harness extending between the fixed wing and the wing tip device, the wiring harness comprising a plurality of conductors arranged to transmit electrical power and/or data to the wing tip device,

wherein a length of the harness is received in a protective sleeve,

wherein the sleeve has a first end proximal the fixed wing and a second end proximal the wing tip device such that the sleeve extends over the length of the wiring harness spanning the joint,

wherein the sleeve comprises a first slit and a second slit,

wherein the first slit or the second slit includes a first closure tab and a second closure tab,

wherein the first and the second closure tabs of either the first slit or the second slit are held together by a series of releasable fasteners, and

wherein a webbing extends between the first and the second slits.

2 . The aircraft according to claim 1 , wherein the first slit or the second slit extends along the length of the sleeve, the sleeve being resiliently deformable to open the first slit or the second slit, such that the sleeve can be removed from the harness by opening the first slit or the second slit around the harness.

3 . The aircraft according to claim 2 , wherein the first slit or the second slit is located on an underside of the sleeve.

4 . The aircraft according to claim 1 , wherein the first end of the sleeve is fixedly held in place relative to the fixed wing, and the second end of the sleeve is fixedly held in place relative to the wing tip device, the length of the sleeve therebetween is configured to flex during movement of the wing tip device between the flight and ground configurations, thereby accommodating movement of the harness during movement between the flight and ground configurations.

5 . The aircraft according to claim 4 , wherein the first and second ends of the sleeve are fixedly held in place by clamps.

6 . The aircraft according to claim 5 , wherein the clamps are releasable, thereby allowing removal of the harness.

7 . A wing assembly for the aircraft according to claim 1 , the wing assembly comprising a second fixed wing and a second wing tip device moveably mounted at a second joint at an end of the second fixed wing, the second wing tip device is moveable about the second joint between the flight configuration and the ground configuration,

wherein the wing assembly comprises a second wiring harness extending between the second fixed wing and the second wing tip device, the second wiring harness comprising a plurality of conductors and arranged to transmit electrical power and/or data to the second wing tip device,

wherein a length of the harness is received in a second protective sleeve,

wherein the second protective sleeve has a first end proximal the second fixed wing and a second end proximal the second wing tip device such that the second protective sleeve extends over the length of the second wiring harness spanning the second joint,

and wherein the second protective sleeve is removable from the second wiring harness between the first and second ends.

8 . A method of servicing the aircraft of claim 1 , comprising:

removing the protective sleeve.

9 . The method according to claim 8 , further comprising unclamping the ends of the sleeve to allow removal.