Integrated wingtip extensions for jet transport aircraft and...

B - Operations – Transporting – 64 – C

Patent

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Details

B64C 23/06 (2006.01) B64C 3/10 (2006.01)

Patent

CA 2613680

Methods and systems for efficiently increasing the wing area of an aircraft are disclosed herein. An integrated wingtip extension (310) configured in accordance with one embodiment of the invention includes a tapered wing section and a winglet (304). The tapered wing section (308) includes an inboard end portion (306) having a first chord length (L1) and an outboard end portion (306) having a second chord length (L2) that is less than the first chord length (L1). The winglet (304) is fixedly attached to the outboard end portion (3016). The inboard end portion (306) is configured to be fixedly attached to a tip portion of an aircraft wing (302). In one embodiment, the tapered wing section (308) and the winglet (304) can be integrally formed from composite materials.

La présente invention concerne des procédés et des systèmes augmentant efficacement la surface alaire d~un aéronef. Une extension intégrée de bout d~aile (310) conçue selon un mode de réalisation de l~invention inclut une section d~aile et une ailette amincies (304). La section d'aile amincie (308) inclut une partie terminale intérieure (306) présentant une première longueur de corde (L1) et une partie terminale extérieure (306) présentant une seconde longueur de corde (L2) qui est inférieure à la première longueur de corde (L1). L~ailette (304) est fixée solidairement de la partie terminale extérieure (3016). La partie terminale intérieure (306) est conçue pour être fixée solidairement à une partie terminale d~aile d~aéronef (302). Dans un mode de réalisation, la section amincie de l~aile (308) et l~ailette (304) peuvent être intégralement formées à partir de matériaux composites.

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