Gouge flap high-lift device

E1012640

The Gouge flap high-lift device is an early aerodynamic innovation that increases an aircraft wing’s lift during takeoff and landing by extending and deflecting a portion of the wing’s trailing edge.

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Gouge flap high-lift device canonical 1

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Statements (43)

Predicate Object
instanceOf high-lift device
trailing-edge flap
aerodynamicEffect delays wing stall to higher angle of attack
improves low-speed controllability
increases lift-to-drag ratio at low speeds
appliesToPart aircraft wing trailing edge
associatedWith flying boats
transport aircraft
category aerodynamic device
aircraft wing component
countryOfDevelopment United Kingdom NERFINISHED
developedAt Short Brothers NERFINISHED
developedBy Arthur Gouge NERFINISHED
developedInPeriod early 1930s
hasDesignFeature flap that moves rearwards and downwards
hollow flap structure
increases wing area when extended
increases wing camber when extended
hasFunction increase lift during landing
increase lift during takeoff
increase maximum lift coefficient
reduce landing distance
reduce takeoff distance
historicalSignificance early example of advanced multi-element flap
influenced later high-lift flap designs
namedAfter Arthur Gouge NERFINISHED
operatingPosition extended for landing
extended for takeoff
retracted in cruise
operationalBenefit allows heavier takeoff weight for given runway length
improves safety margins at low speed
patentStatus patented design in the 1930s
relativeToPlainFlap more mechanically complex GENERATED
provides higher maximum lift GENERATED
provides larger increase in wing area GENERATED
usedFor operations from short runways
operations from water surfaces
usedOnAircraft Short Empire flying boat NERFINISHED
Short Mayo Composite NERFINISHED
Short Sunderland NERFINISHED
usesMechanism creation of slot between wing and flap
deflection of wing trailing-edge portion
extension of wing trailing-edge portion

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Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Arthur Gouge notableWork Gouge flap high-lift device