births
Francis Rogallo, American engineer, invented the Rogallo wing (died 2009)
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Francis Rogallo
American aeronautical engineer
Francis Melvin Rogallo was an American aeronautical engineer inventor born in Sanger, California, U.S. Together with his wife, he is credited with the invention of the Rogallo wing, or "flexible wing", a precursor to the modern hang glider and paraglider. His patents were ranged…Source: Wikipedia (CC BY-SA)
Rogallo wing
Type of wing for flying vehicles
The Rogallo wing is a flexible type of wing. In 1948, Francis Rogallo, a NASA engineer, and his wife Gertrude Rogallo, invented a self-inflating flexible wing they called the Parawing, also known after them as the "Rogallo Wing" and flexible wing. NASA considered Rogallo's…Source: Wikipedia (CC BY-SA)