Flexible Wings Are Hard to Make

from  evolutionnews.org

Flexible wings.jpeg

How hard can it be to make a flexible wing flap for an airplane? Almost all aircraft today use rigid wings with rigid landing flaps. They work, but they waste fuel. German engineers embarked on a mission to reduce kerosene consumption by 6%: “integrating flexible landing devices into aircraft wings is one step towards that target,” a news item from Fraunhofer says. They’ve named the project SARISTU, for Smart Intelligent Aircraft Structures.

Birds are way ahead of them: http://www.evolutionnews.org/2014/06/flexible_wings087111.html

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