A high-lift device to be provided on a main wing body of an aircraft includes a slat and a slat moving mechanism moving the slat between a deployed position and a retracted position. The slat includes a slat front surface, a slat rear surface, and a fillet surface between the slat front surface and the slat rear surface, the slat rear surface is a curved surface recessed toward inside of the slat, the fillet surface is a curved surface projecting outward the slat, and, in a cross section taken along a plane orthogonal to a pitch axis direction of the aircraft, an inflection point between the slat rear surface and the fillet surface is positioned lower than a vertex on a front side of the main wing body when the slat is retracted.
HIGH-LIFT DEVICE AND AIRCRAFT WING
2020-03-19
Patent
Electronic Resource
English
IPC: | B64C AEROPLANES , Flugzeuge |