Aircraft wing leading edge and slot - US2755039A

website fixed slot leading edge fixed and come into play at high attitudes http slot I would NOT make the Cl more than fixed slot leading edge The fixed slot is self explanatory; the leading-edge slat is mounted a fixed distance from the airfoil Its main disadvantage is that it creates excessive drag

fixed slot leading edge The most common types of leading edge high lift devices are fixed slots, movable slats, leading edge flaps and cuffs Fixed slots The slot does not increase  A fixed leading edge slot can increase the maximum lift coefficient of an airfoil section by 40% In conjunction with a slat, the increase  Unlike other types of flaps, Krueger flaps are mounted on the leading edge of the wing rather than the trailing edge When extended, they create a slot

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