Patent ID: 9090341
Filing Date: 2015-07-28
Classification: B64C,B64D,Y02T

Abstract:
1. A passenger aircraft winglet, comprising: a wing tip attachment formation, a first portion extending from the wing tip attachment formation and configured to extend in a substantially span wise direction in use, a blended curved section; a second portion connected to the first portion via the blended curved section, the second portion extending to a free end of the winglet and configured to extend at a non-zero angle relative to the first portion such that the second portion extends substantially vertically in use and such that a surface of the second portion faces an aircraft fuselage in use, a lighting device mounted with the first portion and arranged to project light onto the surface of the second portion such that the surface is visible from the aircraft fuselage in use, and wherein the lighting device defines an external surface, which external surface is flush with an external aerodynamic surface of the first portion.