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7219854 |
Cycloidal hybrid advanced surface effects vehicle
A “wing in ground effect” aerial vehicle includes a wing mounted on a fuselage, and two cycloidal propulsion units for providing lift, thrust and longitudinal control. Additional lift is...
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7213786 |
Lift unit for vertical take-off and landing aerial vehicle
A lift unit for a vertical take-off and landing type aerial vehicle. A smooth, cylindrical rotor, rotating at a high rate, as close as is practicable to the smooth, inside of a half-cylindrical,...
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7014143 |
Aircraft lightning strike protection and grounding technique
An aircraft panel assembly 10 is provided, including a panel core 28, a plurality of pre-preg layers 30 surrounding the panel core 28 forming an internal layer of plies 34, at least one...
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6913225 |
Construction and method of use in a carrier rocket or satellite
A construction intended for a carrier rocket or a satellite, comprising a first construction part ( 21 ), which is made of a composite material comprising two essentially parallel walls ( 23, 24 )...
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6885917 |
Enhanced flight control systems and methods for a jet powered tri-mode aircraft
A method of stabilizing a jet-powered tri-mode aircraft as the aircraft travels in a helicopter mode, a compound mode, and a fixed-wing mode is disclosed. The method includes receiving a plurality...
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6845941 |
Rotary/fixed wing aircraft
A rotor system that allows an aircraft to operate as a helicopter and as an airplane is disclosed. The invention incorporates an annular airfoil attached at the tips of the rotor blades. The rotor...
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6789764 |
Dual-flight mode tandem rotor wing
A vertical takeoff and landing aircraft ( 10 ) is provided including an aircraft fuselage ( 12 ). A plurality of hubs ( 20 ) are mechanically coupled to the fuselage ( 12 ) and are rotated by at...
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6527229 |
Aerodynamic lift generating device
An aircraft has its wing defined as a wing-like body with a tangential flow rotor in the leading edge. A shroud, under the lower part of the tangential flow rotor, terminates in at least one...
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6402088 |
Passenger vehicle employing a circumferentially disposed rotatable thrust assembly
A vertical take-off and landing vehicle that employs a thrust assembly, a fuselage, and an intermediate rotation decoupling interface assembly for rotationally decoupling the thrust assembly from...
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6231004 |
Fluid dynamic lift generation
An aircraft lifting member (wing) comprises a crossflow rotor 2 formed of a core 4 having rotor vanes 5 mounted around it, disposed in a trough 3 at the front upper part of a wing-like body 1....
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6050520 |
Vertical take off and landing aircraft
An aircraft for vertical take off and landing is comprised of a rotor assembly mounted on a rotating drive shaft extending from the top of a cabin. The rotor assembly is comprised of a...
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6016992 |
STOL aircraft
A STOL aircraft has a fuselage 22 vertical 26 and horizontal 27 rear stabilizers and at least one wing made up of a lower primary airfoil 10 and an upper complementary airfoil 11 which, between...
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5180119 |
Vertical lift system through tangential blowing of air jets channelled over the top of rotating cylinders
This invention pertains to a means of aerial lift depending on the use of an air jet blown and channelled (through a nozzle and a vane) exclusively and almost tangentially over a limited segment of...
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4535714 |
Rudder rotor for watercraft and floating equipment
The invention relates to an electric rudder rotor which in its simplest construction is in the form of an externally running underwater electric motor and comprises a fixed stator and a rotating...
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4502724 |
Vehicle payload lightener
The exterior of a vehicle, e.g. the roof of a land vehicle such as a tractor trailer cab, trailer, truck, bus, auto, van, rail car or the like, is provided with exposed moving surface, which moves...
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4469294 |
V/STOL Aircraft
A V/STOL aircraft comprising a fuselage, having three sets of wings that are offset lengthwise and vertically. The center set of relatively small relatively thick wings 34 between the canard 14 and...
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4401284 |
Collapsible magnus-effect rotor
A lift-producing arrangement suitable for driving a boat by the Magnus effect comprises an elongate tubular envelope mounted for rotation about its longitudinal axis. A drive is provided to rotate...
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3448714 |
FIN AND REVOLVING CYLINDER BIDIRECTIONAL STEERING ACTUATOR
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3439887 |
WING ROTOR CONTROL APPARATUS
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3262656 |
Wing rotors
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3140065 |
High lift and control system for aircraft
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3121544 |
Safety and high lift system and apparatus for aircraft
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3092354 |
Aerodynamic system and apparatus
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3071334 |
Vertical lift aircraft
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3065928 |
Multiple drive for aircraft having wings provided with transverse flow blowers
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2985406 |
Aircraft sustained by cylindrical rotors
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2928626 |
Sustaining airfoil with retractable cylindrical rotor
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