Patent ID: 7311288
Filing Date: 2007-12-25
Classification: B64C

Abstract:
1. A wing structure for an aircraft, comprising: a top skin and a bottom skin defining a primary wing surface, said surface having a width, a length, a leading edge and a trailing edge; at least one abutment surface connected to the trailing edge; a flap having a width smaller than the width of the wing surface and a length extending over a major portion of the length; said flap being hingedly joined adjacent to the trailing edge; wherein said flap is capable of assuming two limit dispositions, a first disposition in which said flap extends substantially parallel to the bottom skin, and a second disposition extending towards the trailing edge at an obtuse angle and contacting the abutment surface; and a detent means for maintaining the flap at said first disposition; wherein movement of said flap from the first disposition to the second disposition is effected by gravity and air flow upon release of the detent means.