Aeronautics and astronautics – Aircraft – heavier-than-air – Airplane and paddle wheel sustained
Reexamination Certificate
2005-04-26
2008-12-09
Eldred, J. Woodrow (Department: 3641)
Aeronautics and astronautics
Aircraft, heavier-than-air
Airplane and paddle wheel sustained
C244S019000, C244S012300, C244S012500, C244S02300R
Reexamination Certificate
active
07461811
ABSTRACT:
An STOL or VTOL winged aircraft comprises a fuselage and a fixed wing attached to the fuselage and extending outward from the two lateral sides thereof, forming one wing component extending outward from one side of the fuselage and a second wing component extending outward from the opposite side of the fuselage. At least one “thruster” is disposed in each wing component to provide vertical lift to the aircraft when the aircraft is stationary or moving forward only slowly. The thruster includes a shaft mounted for rotation in the respective wing component and extending substantially parallel to the wing axis and a plurality of fan blades attached to the shaft for movement of air. A shroud is preferably arranged in each wing component, adjacent to the fan blades, for directing the airflow downward or rearward.
REFERENCES:
patent: 1533713 (1925-04-01), Tatay
patent: 2164721 (1939-07-01), Price
patent: 4194707 (1980-03-01), Sharpe
patent: 4538779 (1985-09-01), Goldstein
patent: 5265827 (1993-11-01), Gerhardt
patent: 5950559 (1999-09-01), Klem
patent: 6231004 (2001-05-01), Peebles
patent: 6527229 (2003-03-01), Peebles
Eldred J. Woodrow
Milde & Hoffberg LLP
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