VTOL

VTOL is abbreviation for Vertical Takeoff and Landing, when relevant for airplanes not just helicopters.

References

This wiki has 12 patents in category "VTOL". Other techtypes related to VTOL: Coleopter

Patents in category VTOL

• Patent GB-1911-13607 (English title: Improvements in flying machines, Inventors: William Radford, Filing date: 1910-06-04)
• Patent GB-1910-25749 (English title: A Method of, and Apparatus for, Automatically Steadying and Controlling the Elevation of Flying Machines, and Facilitating the Starting and Landing thereof, Inventors: Gustav Mees, Supplementary to patent: Patent DE-1909-11-22 Gustav Mees, Filing date: 1910-11-05)
• Patent FR-1912-439343 (English title: Improvements to hydro-aeroplanes and similar devices, VTOL as well, helicopter, hybrid, Inventors: Gustav Mees, Filing date: 1912-01-24)
• Patent FR-1912-439470 (English title: Airplane with vertical takeoff, Inventors: Kurt Schultze, Supplementary to patent: Patent AT-1912-67896, Filing date: 1912-01-29)
• Patent BE-1913-252450 (English title: Crazy wings(or possibly propeller blades) for airplane, Inventors: A. Sainte-Croix, Filing date: 1913-01-02)
• Patent FR-1913-459186 (English title: Flying machine with airfoils and propulsion and lifting propellers, Inventors: Leo Schreck, Filing date: 1913-06-13)
• Patent FR-1915-481332 (English title: Helicopter-Plane (?), Inventors: Lyoubomir Boïovitch, Filing date: 1915-11-29)
• Patent US-1917-1328211 (English title: Flying machine, Inventors: Ira L. Sloan, Filing date: 1917-12-28)
• Patent GB-1918-128724 (English title: Improvements to aeroplanes, Inventors: Louis Raymond Accornero • Adolphe Gaydon, Filing date: 1918-06-24)
• Patent CH-1918-80046 (English title: Aeroplane, Inventors: Louis Raymond Accornero • Adolphe Gaydon, Supplementary to patent: Patent GB-1918-128724, Filing date: 1918-07-26)
• Patent CA-1918-193146 (English title: Aeroplane, Inventors: Louis Raymond Accornero • Adolphe Gaydon, Supplementary to patent: Patent GB-1918-128724, Filing date: 1918-08-03)
• Patent US-1918-1344283 (English title: Flying-machine, Inventors: John W. Webb, Filing date: 1918-10-22)

Enclosing categories	Takeoff, helicopters
Subcategories
Keywords	Takeoff, helicopters, Landing, Coleopter
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