Lifting surface provided with at least one rotary flap
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Jul 14, 2005
app pub date -
Apr 14, 2004
filing date -
Apr 14, 2003
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A lifting surface with a rotary flap liable to turn about a longitudinal axis of rotation defined according to the first span of the flap, the flap having a profile extending along the chord and including a first leading edge, a first trailing edge, an inner surface and an outer surface. The inner surface and outer surface have non-concave shapes. The first leading edge has a rounded shape provided with a curve radius more or less constant or elliptical in shape whose first major axis to minor axis quotient is less than or equal to 1.5. The first trailing edge has a main angle that is included between 10.degree. and 30.degree.. The axis of rotation is situated at a first distance from the first leading edge, that is included between 15% and 35% of the chord.
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