Patent ID: 6796534
Filing Date: 2004-09-28
Classification: B64C

Abstract:
An aircraft, comprising:a fuselage; an airfoil depending from the fuselage, the airfoil including: a first portion having a first flow surface and a second flow surface facing opposite from the first flow surface; a second portion having a leading edge, at least part of the second portion being positioned forward of the first portion, the second portion being movable relative to the first portion between a first position and a second position with the second position offset from the first position and deflected angularly downwardly from the first position by an angle of about 45 degrees or more, wherein the second portion is movable relative to the first portion between the first position and a third position deflected angularly upwardly from the first position, and wherein the second portion includes a flexible flow surface, the flexible flow surface having a first shape when the second portion is in the first position, the flexible flow surface having a second shape different than the first shape when the second portion is in the second position; and a guide structure coupled between the first portion and the second portion.