Francis Rogallo’s Flexikite Insights and results
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The invention of the 'flexible wing' was a major breakthrough in thinking on flight for mankind.
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Francis Rogallo’s Flexikite Insights and results
- 1. Flexible wings for the future
- 4. 1948 application patent ‘Flexible kite’ (filed nov. 23 1948) 1951, march 20 patent 2,546,078 granted to ▪ Gertrude Sugden Rogallo & ▪ Francis Melvin Rogallo “Toys should copy the real thing and not the other way around” Francis Rogallo on the ‘slow’ implementation of his ideas at Naca/Nasa
- 5. The patent On the name of Gertrude, because of all her cooperation in the development. The Rogallo’s never made real commercial use of the patent. They ‘gave’it to the State, to be used in the benefit of all’, as well civil as military. During a ceremony on july 18, 1963 the ownership of the patent was given to the government. The start of an open inovation that brought flight for the common people.
- 6. Toys: THE FLEXIKITE About 7000 Flexikites were produced in the 1950’s. Made of the new Dupont material ‘Mylar’
- 10. Flexikite Flexikite company RedTube Silver Mylar with red print
- 11. Flexikite Flexikite company RedTube Silver Mylar with red print U.S. patent no. 2,456,078
- 12. Flexikite Flexikite company RedTube Silver Mylar with red print
- 13. Flexikite Flexikite company RedTube Silver Mylar with red print
- 14. Flexikite Flexikite company RedTube Silver Mylar with red print
- 15. Flexikite Flexikite company RedTube Silver Mylar with red print
- 16. Other toys Michigan Scout Rubber Motor Flexikite www.fly-m.com
- 17. Other toys Michigan Scout Rubber Motor Flexikite www.fly-m.com
- 18. Other toys TheWingThing The A.C.Gilbert Company New Haven Conn. Free flight powered flying Tow line gliding Sky high sailing Tethered power flying Powerful .074Thunderhead engine
- 19. Other toys TheWingThing The A.C.Gilbert Company New Haven Conn. Free flight powered flying Tow line gliding Sky high sailing Tethered power flying Powerful .074Thunderhead engine
- 20. Other toys TheWingThing The A.C.Gilbert Company New Haven Conn. Free flight powered flying Tow line gliding Sky high sailing Tethered power flying Powerful .074Thunderhead engine
- 21. Other toys Sling Hang Glider JonoToys
- 22. Other toys Gemini Paraglider Spacecraft 76 Model number 003
- 23. Other toys Gemini Paraglider Spacecraft 76 Model number 003
- 24. An other kite Skynasaur F-36 Steerable, twoliner
- 25. And a great article Air & Space Smithsonian December 1987/January 1988 ‘Flexible Fliers’by Michael Rozek Photographs by Brownie Harris P 84 - 87
- 26. And another article ‘Vlieger’ Issue 2003/4 ‘het geluk van de slappe vleugel’ by Douwe J. Joustra in english: the Flexible happening, issued in “Discourse” no 4, p 43 www.drachen.org