What You Need to Know: The Vought V-173, or “Flying Pancake,” defied traditional aircraft design with its flat, flying-wing shape. Invented in the 1930s by Charles Zimmerman, the V-173 was designed in ...
The “Flying Flapjack” or Vought XF5U program was a U.S. Navy experimental aircraft that had some odd design features. The plane was designed by Charles H. Zimmerman just prior to ...