Rotarycraft power and propulsion system

Details Rotarycraft power and propulsion system Rotarycraft power and propulsion system

2008-01-18

2011-12-27

Dinh, Tien (Department: 3644)

Aeronautics and astronautics

Aircraft, heavier-than-air

Helicopter or auto-rotating wing sustained, i.e., gyroplanes

Reexamination Certificate

active

08083173

ABSTRACT:
A rotary wing vehicle includes a body structure having an elongated tubular backbone or core and a counter-rotating coaxial rotor system having rotors. The rotor system is used to move the rotary wing vehicle in directional flight.

REFERENCES:
patent: 3149803 (1964-09-01), Petrides et al.
patent: 3570787 (1971-03-01), Stahmer
patent: 3612444 (1971-10-01), Girard
patent: 3643599 (1972-02-01), Hubich
patent: 4080922 (1978-03-01), Brubaker
patent: 4478379 (1984-10-01), Kerr
patent: 5004976 (1991-04-01), Markow et al.
patent: 5015187 (1991-05-01), Lord
patent: 5497960 (1996-03-01), Previnaire
patent: 6179247 (2001-01-01), Milde, Jr.
patent: 6347764 (2002-02-01), Brandon et al.
patent: 6402031 (2002-06-01), Hall
patent: 2006/0011777 (2006-01-01), Arlton et al.
patent: 2010/0025526 (2010-02-01), Lawrence
patent: 2011/0006166 (2011-01-01), Arlton et al.
Predator Unmanned Aerial Vehicle (UAV), USA, www.airforce-technology.com/projects/predator, printed Dec. 16, 2002.
Internet article “Brushless DC Electric Motor,” http://web.archive.org/web/20050721092509:http://en.wikipedia.org/wiki/Brushless—DC—electric—motor>, Wikipedia.org, Jul. 21, 2005.
International Search Report and Written Opinion for PCT/US08/51476, dated Jul. 18, 2008.

Affiliated with

Also associated with

Rating

Rotarycraft power and propulsion system does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Rotarycraft power and propulsion system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Rotarycraft power and propulsion system will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4315659