Je was op zoek naar: flapper (Deens - Engels)

overlappende flapper
overlapping flaps

fortsæt med at trykke på alle tre flapper
continue to apply pressure on all three points

højopdriftsanordninger, spalter, længdegående lister, flapper, flaperoner
high lift devices, slots, slats, flaps, flaperons;

manglende symmetri mellem flapper, slats, spoilere osv.
asymmetry of flaps, slats, spoilers, etc.

asymmetri i styregrej, f.eks. højderor, flapper, slats, spoilere osv.
asymmetry of flight controls; e.g. flaps, slats, spoilers etc.

flap langs bagkanten
trailing edge flap