Patent ID: 6659031
Filing Date: 2003-12-09
Classification: B63H,B64C

Abstract:
A flexible, propulsive wing having a leading edge and a trailing edge extending on either side thereof to wing tips on respective sides of the wing, each wing tip having at least two lines connected to and extending therefrom, a front line connected fixedly to the wing tip towards a front portion thereof, and a rear line connected to the wing tip towards a rear portion thereof, each of the front and rear lines having a fixed end and a free end, the fixed end of each of the front lines being connected to the wing tip, characterised in that:the rear portion of the wing tip comprises a first pulley means attached thereto, the rear line being connected to the rear portion of the wing tip through the first pulley means, the rear line being fixedly connected at the fixed end thereof to the respective front line at a location of the front line between the fixed end and the free end thereof, the rear line contacting the pulley means at a location of the rear line between the fixed end and the free end thereof.