stall strip

stall strip

A small triangular spoiler attached to the inboard leading edge of some wings to cause the inboard section of the wing to stall before the tips. This ensures lateral control of the wing throughout the stall. A stall strip is parallel to the leading edge and along it.
References in periodicals archive ?
Then the technician notes the location of each stall strip, as they will have to be replaced once the new boot is on.
When it forms at cruise speeds, a newly-formed, sharp leading edge appears higher up on the airfoil than the stall strip.
And some airplane types have a mechanical interconnect between the rudder and ailerons that make it impossible to move one without moving the other (they will usually have stall strips or other leading edge vortex devices to help compensate).