Here at Flight Club Aerospace, we are all about keeping things simple to save time and money, but sometimes it’s just not possible. We have five different types of wing ribs, each with its own unique purpose, and hopefully this article can shed some light on their differences to dispel any confusion. Note that despite their differences, all ribs share the Clark Y airfoil as their outer edge. Also, as we refine our wing design, the exact size of these ribs is likely to change. For the latest rib designs, and to see them in 3D, check out our public Onshape document. In order from root to tip, they are:
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