Francis Rogallo dies at 97; engineer invented flexible wing that enabled hang gliding - Los Angeles Times
![Gareth Harney on Twitter: "NASA considered the use of Francis and Gertrude Rogallo's design for an inflatable rigid wing – The 'Rogallo wing' concept, later rebranded as the 'Parawing' was a cross Gareth Harney on Twitter: "NASA considered the use of Francis and Gertrude Rogallo's design for an inflatable rigid wing – The 'Rogallo wing' concept, later rebranded as the 'Parawing' was a cross](https://pbs.twimg.com/media/EfdhZ2RXsAAllIK.png)
Gareth Harney on Twitter: "NASA considered the use of Francis and Gertrude Rogallo's design for an inflatable rigid wing – The 'Rogallo wing' concept, later rebranded as the 'Parawing' was a cross
![XV-8 Fleep Flying Jeep Flex Wing (Narrated) ~ 1962 Ryan; Rogallo Wing Aircraft Variants https://vimeo.com/366764860 #aviation #aircraft … | Aircraft, Jeep, Aviation XV-8 Fleep Flying Jeep Flex Wing (Narrated) ~ 1962 Ryan; Rogallo Wing Aircraft Variants https://vimeo.com/366764860 #aviation #aircraft … | Aircraft, Jeep, Aviation](https://i.pinimg.com/736x/ff/32/34/ff32343b31ebf2545509da8c8ea0089c.jpg)