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  1. Battler Britton

    a question about big flaps or Fowlers on a biplane

    Is there anybody , here , who could help me about this? We all see low wing, high wing...midle wing with flaps but, I never saw any multi plan with flaps Is there possibly trouble, maybe like wing interference, or something with pitching moment..? Do you know an example of a flaped ..or...
  2. D

    New Aerodynamic Theory: Drag-based Flyers

    Hi all, I have been considering how birds and insects fly with flapping wings. These days I have some new thoughts about the flapping wing flight principle. My idea is very different from the conventional aerodynamic theory for airplanes. What do you think about my idea? Any comments...