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| Number | Title | Issue Date |
| 7789342 | Vehicles particularly useful as VTOL vehicles A vehicle including a fuselage, at least one lift-producing propeller carried by the fuselage on each side of its transverse axis a pilot's compartment formed in the fuselage between the lift-producing propellers and substantially aligned with the longitudinal axis,... | 09/07/2010 |
| 7434764 | Variable speed gearbox with an independently variable speed tail rotor system for a rotary wing aircraft A gearbox of a rotary-wing aircraft includes at least one variable speed system which optimizes the main rotor speed for different flight regimes such as a hover flight profile and a high speed cruise flight profile for any rotary wing aircraft while maintaining an ... | 10/14/2008 |
| 7410122 | VTOL UAV with lift fans in joined wings A vertical takeoff and landing (“VTOL”) aircraft, e.g., an unmanned aerial vehicle (“UAV”), includes an elongated fuselage having a pair of forward swept wings and a pair of rearward swept canards, the outer tips of which are respectively joined with a respe... | 08/12/2008 |
| 7364118 | Propulsion arrangement In order to achieve greater operational efficiency a propulsive arrangement is provided in which a relatively large number of small propulsive assemblies 9; 31, 32, 33 are provided in aircraft structures in particular the wing 7; 30. The assemblies ... | 04/29/2008 |
| 7334756 | Ground-effect craft and method for the cruising flight thereof The invention relates to flying vehicles. A centre wing is provided with aerodynamic profiles on the longitudinal sections thereof. A cigar-shaped fuselage is arranged on the central wing. A crew cabin and a cargo-passenger cabin are arranged inside the fuselage. Ho... | 02/26/2008 |
| 7267300 | Aircraft capable of vertical and short take-off and landing Aircraft comprising an airframe having a forward end, an aft end opposite the forward end, a top extending between the forward end and the aft end, and a bottom opposite the top side. The aircraft further includes a power plant mounted on the airframe. In addition, ... | 09/11/2007 |
| 7246769 | Vehicles particularly useful as VTOL vehicles A vehicle including a fuselage, at least one lift-producing propeller carried by the fuselage on each side of its transverse axis a pilot's compartment formed in the fuselage between the lift-producing propellers and substantially aligned with the longitudinal axis,... | 07/24/2007 |
| 7231997 | Hybrid drive powered lift platform An air-based thrust recovery system for use in a powered lift platform utilizing fixed-pitch propellers is provided. The system utilizes an air compressor coupled to the drive motor of the platform and an on-board, high pressure tank for air storage. The fixed-pitch... | 06/19/2007 |
| 7222819 | Aircraft ram air inlet with multi-member closure flap A ram air inlet includes a channel with an intake in a wing leading edge, front and rear flaps arranged in the channel for selectively closing or opening the channel, and an actuator connected to the flaps. A front end of the front flap is pivotably connected by a f... | 05/29/2007 |
| 7188802 | Convertible aircraft provided with two tilt fans on either side of the fuselage, and with a non-tilting fan inserted in the fuselage The present invention relates to a convertible aircraft provided with first and second tilt fans disposed on either side of the fuselage a little forward of the center of gravity of the convertible aircraft. In addition, the convertible aircraft includes, in remarka... | 03/13/2007 |
| 7108228 | Hydrogen-fueled spacecraft A spacecraft having facilities for carrying astronauts and payloads into the earth satellite orbit and space having a composite fiber body with a Kevlar exterior skin. Said craft having a substantially round shape with a portion covered with solar cells. Said solar ... | 09/19/2006 |
| 7032859 | Counter rotating ducted fan having a permanent magnet drive A counter rotating ducted fan having a permanent magnet drive. comprising a ducted housing having an iron core stator and a pair of counter rotating propeller blades rotationally mounted on a propeller shaft positioned axially within the housing Each of the propelle... | 04/25/2006 |
| 6978637 | Ejector cycle with insulation of ejector In an ejector cycle with an ejector including a nozzle for decompressing refrigerant, an insulation member is provided on an outer surface of the ejector to suppress a heat exchange with an external side. When a suction portion of the ejector is insulated by the ins... | 12/27/2005 |
| 6978969 | Fly-drive vehicle A fly-drive vehicle is disclosed including a vehicle body, a motor mounted on the vehicle body, at least one rotor rotatably attached to the vehicle body, a pair of wheels each rotatably attached to a lower portion of the vehicle body, a drive propeller rotatably co... | 12/27/2005 |
| 6976654 | Vertical takeoff and landing aircraft A flight capable mobile platform adapted for covert deployment is provided. The mobile platform is additionally adapted to have a reduced vulnerability to hostile detection and aggression. The mobile platform includes a fuselage having a pair of sidewalls and a bott... | 12/20/2005 |
| 6974106 | V/STOL biplane The present invention is a 2 passenger aircraft capable of vertical and conventional takeoffs and landings, called a jyrodyne. The jyrodyne comprises a central fuselage with biplane-type wings arranged in a negative stagger arrangement, a horizontal ducted fan inlet... | 12/13/2005 |
| 6974105 | High performance VTOL convertiplanes A single-tilt-rotor VTOL airplanes have a tiltable rotor attached to an elongated power pod containing the collective and cyclical pitch mechanism, and transmission. The power pod is pivotably attached to a base that is slidably mounted on a pair of slotted guide be... | 12/13/2005 |
| 6969027 | Vertical takeoff and landing apparatus A vertical takeoff and landing apparatus is excellent in the maneuverability and postural stability of its airframe, serves to protect a pilot from an impact when landing, and can make extremely stable flight when hovering near a building. An airframe has a propulsi... | 11/29/2005 |
| 6926231 | Vertical takeoff and landing aircraft A method is provided for reducing vulnerability to hostile detection of and aggression towards an aircraft. The method includes adapting an aircraft fuselage to form an armored payload bay, wherein the armored payload bay includes a pair of sidewalls and a bottom. T... | 08/09/2005 |
| 6883748 | Vehicles particularly useful as VTOL vehicles A vehicle including a fuselage, at least one lift-producing propeller carried by the fuselage on each side of its transverse axis a pilot's compartment formed in the fuselage between the lift-producing propellers and substantially aligned with the longitudinal axis,... | 04/26/2005 |
| 6848649 | V/STOL biplane aircraft The present invention is a 2 passenger aircraft capable of vertical and conventional takeoffs and landings, called a jyrodyne. The jyrodyne comprises a central fuselage with biplane-type wings arranged in a negative stagger arrangement, a horizontal ducted fan inlet... | 02/01/2005 |
| 6843447 | Vertical take-off and landing aircraft A vertical take-off and landing aircraft includes a fuselage, a left wing, a right wing, at least one forward thruster, a horizontal stabilizer and a vertical stabilizer. The left and right wings extend from substantially a middle of the fuselage on left and right s... | 01/18/2005 |
| 6824097 | Vertical takeoff and landing aircraft An aircraft adapted for covert deployment and having low vulnerability to hostile detection and aggression is provided. The aircraft includes a fuselage having a pair of sidewalls and a bottom. The sidewalls and bottom form an armored payload bay. The aircraft addit... | 11/30/2004 |
| 6793174 | Pulsejet augmentor powered VTOL aircraft A vertical take-off and landing (VTOL) aircraft includes separate axial and vertical propulsion sources. The vertical propulsion source includes pulsejet engines located in separate augmentor bays having apertured walls to equalize pulsejet thrust. The pulsejet engi... | 09/21/2004 |
| 6745977 | Flying car A vehicle is in the general shape of a land vehicle, such as a car, but has a plurality of rotors so the vehicle is capable of flight in the manner of a VTOL or a helicopter. The vehicle has foot pedals and steering that can be operated in the manner similar to that... | 06/08/2004 |
| 6732972 | High-lift, low-drag, stall-resistant airfoil Method and apparatuse embodiments of the present invention are diclosed wherein wing-rotor configurations provide aerodynamically high lift-low drag capabilities and improvements over the prior art including increasing effective stall angles. In addition, wing-rotor... | 05/11/2004 |
| 6672538 | Transmission for a coaxial counter rotating rotor system A transmission system for a hybrid aircraft is driven by a plurality of driveshafts and drives a translational propulsion system. Each driveshaft is mounted to a pinion gear which mesh with an upper and lower counter-rotating gear. The upper and lower cou... | 01/06/2004 |
| 6629670 | VTOL aircraft with angled thrusters A VTOL aircraft having a fuselage, a first wing extending from one side of the fuselage, a second wing extending from an opposite side of the fuselage, a first thruster supported on the first wing, a second thruster supported on the second wing and a prop... | 10/07/2003 |
| 6622962 | Fixed wing aircraft having powered rotor VTOL capability with rotor blades stowable during horizontal flight An apparatus that includes a rotor blade assembly capable of generating vertical lift, one or more propulsion units capable of engaging and disengaging from the rotor blade assembly, an encapsulating housing, and where the encapsulating housing is capable... | 09/23/2003 |
| 6588701 | Unmanned mobile device A remotely-controlled unmanned mobile device (UMD) adapted to function as a robot scout to enter and reconnoiter the site of a disaster and to communicate to a rescue mission information regarding conditions prevailing at the site, making it possible for ... | 07/08/2003 |
| 6575402 | Cooling system for a hybrid aircraft A cooling system for a hybrid aircraft includes an inlet which extends through the body to communicate airflow to a powerplant subsystem and out through an exhaust within a rotor duct. In a hover mode, there is a significant low-pressure area created insi... | 06/10/2003 |
| 6568630 | Ducted vehicles particularly useful as VTOL aircraft A VTOL aircraft (or other vehicle such as a sea vehicle) includes a pair of elongated ducts on opposite sides of the vehicle body, and a plurality of powered propellers (or other propulsion units such as jet engines) mounted within and enclosed by each of... | 05/27/2003 |
| 6561456 | Vertical/short take-off and landing aircraft An aircraft is provided having a fuselage and a pair of main wings. Each main wing includes a lift fan segment, a generally circular duct defined within the lift fan segment and a fan mounted within the duct. A tip extender is coupled with the tip of at l... | 05/13/2003 |
| 6517026 | Vertical take-off and landing vehicle for land, water and air transport The present invention relates to a vehicle for land and air transport and, more specifically, to a vertical take-off and landing vehicle for land, water and air transport which is submersible and utilizes compressed air to lift and propel said vehicle dur... | 02/11/2003 |
| 6467726 | Aircraft and torque transmission An aircraft including an airframe having a fuselage which extends longitudinally, and having fixed wings including a main wing, a horizontal tail wing and a vertical tail wing. A propeller-rotor torque transmission has a bevel gear which transmits the rot... | 10/22/2002 |
| 6450445 | Stabilizing control apparatus for robtic or remotely controlled flying platform A robotic or remotely controlled flying platform (10) with reduced drag stabilizing control apparatus constructed having an air duct (12) with an air intake (14) on the top and an exhaust (16) at the bottom, containing supported therein a clockwise rotati... | 09/17/2002 |
| 6419190 | Airborne cleaning and painting robot A Cleaning and Painting Robot having the capability to fly, and a cleaning or painting mechanism that can be located at various positions on the robot body. The robot comprises of a flying unit connected with a feeding tube to a ground-moving base that ho... | 07/16/2002 |
| 6340133 | System to transform a horizontal take-off and self-sustained horizontal flight airplane into self-sustained horizontal flight, vertical landing and take-off, hybrid integrated airplane The present invention relates to a system for the transformation of a traditional self-sustained horizontal take-off and landing aircraft into hybrid, integrated, self-sustained vertical take-off and landing and horizontal flight comprising, besides the p... | 01/22/2002 |
| 6270037 | Rapid response attitude control logic for shaft-driven lift fan STOVL engine A short take-off and vertical landing ("STOVL") aircraft has a conventional gas turbine engine that is selectively mechanically connected to a vertically-oriented lift fan by a drive shaft when the aircraft operates in a vertical flight mode. An engine co... | 08/07/2001 |
| 6269627 | Rapid thrust response control logic for shaft-driven lift fan STOVL engine A short take-off and vertical landing ("STOVL") aircraft has a conventional gas turbine engine that is selectively mechanically connected to a vertically-oriented lift fan by a drive shaft when the aircraft operates in a vertical flight mode. An engine co... | 08/07/2001 |
