Convertible aircraft provided with two tilt fans on either side of the fuselage and with a third tilt fan arranged on the tail of the aircraft

• US 20050133662A1
• Filed: 12/21/2004
• Published: 06/23/2005
• Est. Priority Date: 12/23/2003
• Status: Abandoned Application

• Current Assignee: Eurocopter
• Original Assignee: Eurocopter
• Inventors: Magre, Eric
• Application Number:
  US11/016,763
• Publication Number:
  US 20050133662A1
• Time in Patent Office: Days
• US Class Current: 244/7.R
• CPC Class Codes: B64C 29/0033 the propellers being tiltable relative to the fuselage

Abstract

The present invention provides a convertible aircraft provided with first and second tail booms together with first and second tilt fans disposed on either side of the fuselage a little forward of the center of gravity of said aircraft. In addition, the convertible aircraft includes, in remarkable manner, a third tilt fan arranged between the first and second tail booms.

Claims

1. A convertible aircraft provided with first and second tail booms and with first and second tilt fans disposed on either side of its fuselage a little forward of the center of gravity of said aircraft, the aircraft including a third tilt fan arranged between said first and second tail booms.

2. A convertible aircraft according to claim 1, the aircraft being provided with “

canard”

wings.

3. A convertible aircraft according to claim 1, having two engines for driving said first, second, and third tilt fans.

4. A convertible aircraft according to claim 3, wherein the exhaust gases from said engines are exhausted from the top of said fuselage via two openings.

5. A convertible aircraft according to claim 1, wherein said third tilt fan is provided with a first flap.

6. A convertible aircraft according to claim 3, wherein said engines are inserted in the fuselage behind the cabin of said convertible aircraft.

7. A convertible aircraft according to claim 6, wherein said convertible aircraft is provided with two main wings disposed on either side of the fuselage, and said main wings are sweptback.

8. A convertible aircraft according to claim 7, wherein the end of each of said main wings is provided with a winglet.

9. A convertible aircraft according to claim 8, wherein said winglet includes a second flap.

10. A convertible aircraft according to claim 6, wherein two distinct air inlets situated respectively on the sides of the fuselage feed fresh air to said engines.

11. A convertible aircraft according to claim 7, wherein said main wings of said convertible aircraft are in the high position.

12. A convertible aircraft according to claim 7, wherein said main wings are provided with double-slotted high-lift flaps.

13. A convertible aircraft according to claim 3, wherein said engines are inserted in the fuselage above the cabin of said convertible aircraft.

14. A convertible aircraft according to claim 13, wherein a first substantially horizontal stabilizer is arranged on said first tail boom.

15. A convertible aircraft according to claim 14, wherein a second substantially horizontal stabilizer is arranged on said second tail boom.

16. A convertible aircraft according to claim 13, having two main wings which are sweptforward and which are disposed on either side of said fuselage.

17. A convertible aircraft according to claim 13, wherein two distinct air inlets, situated on the top of the fuselage, feed fresh air to said engines.

18. A convertible aircraft according to claim 16, wherein said main wings of said convertible aircraft are in the high position.

19. A convertible aircraft according to claim 16, wherein said main wings are provided with double-slotted high-lift flaps.