fixed slot leading edge
Leading-edge Slats: Function & Design | Vaia
Leading-edge Slats: ✓ Definition ✓ Function ✓ Aerodynamics ✓ Aircraft Performance ✓ VaiaOriginal!
US2755039A - Aircraft wing leading edge and slot - Google Patents
Cuffs are a fixed protrusion on the leading edge of a wing that looks like a slat. It functions like a slat too, but it’s always there.
Leading edge slot
Assembly Analysis – Fixed Leading Edge for Airbus A320 Nadim Bitar & Linus Gunnarsson . Degree Project Department of Management and Engineering ...
Aircraft Flap and Slat Systems | AeroToolbox
This usually (but not always) opens a slot between the slat and the fixed leading edge of the wing.