1 Lokaci
1 Kashi na
The Secret of Flight - Season 1 Episode 6
After the lift, stability and control problems were solved, a propulsive system was needed to make the aircraft fly. The first propulsion device - the propeller - is still in use today. Dr. Lippisch explains the design of the propeller and demonstrates the lifting propeller - the Helicopter Rotor.
- Shekara: 1959
- Kasa: United States of America
- Salo: Documentary
- Studio: PBS
- Mahimmin bayani: educational, historical documentary
- Darakta: Sam Becker
- 'Yan wasa: Alexander Lippisch