Matches 1 - 50 out of 149 1 2 3 >


Match Document Document Title
US20140117149 Tetra-Propeller Aircraft  
Described herein is a vertical take-off and landing aircraft comprising: an upper enclosure comprising a first upper arm and a second upper arm; a lower enclosure comprising a first lower arm and...
US20130068878 Self-Healing Reservoir Coating System  
The system includes a coating for a reservoir, the coating being configured to self-heal following a penetration by a projectile through the coating and the reservoir. The coating is an...
US20110163199 A FLYING MACHINE COMPRISING TWIN CONTRA-ROTATING VERTICAL AXIS PROPELLERS  
A flying machine comprises a chassis on the underside of which is mounted two vertical axis contra-rotating propellers, which share a common rotational axis. The propellers are driven by two...
US20140254896 UNMANNED DRONE, ROBOT SYSTEM FOR DELIVERING MAIL, GOODS, HUMANOID SECURITY, CRISIS NEGOTIATION, MOBILE PAYMENTS, SMART HUMANOID MAILBOX AND WEARABLE PERSONAL EXOSKELETON HEAVY LOAD FLYING MACHINE  
Provided is a system and method for delivering mail and goods using a mobile robot drone system. The method may comprise self-moving the mobile robot drone system to a mail or goods receiving...
US20150158581 FLYING MACHINE  
In accordance with the invention, a flying machine is provided comprising at least two passive lift elements arranged substantially radial-symmetrically about a yaw axis of the flying machine,...
US20140034775 VEHICLE CAPABLE OF STABILIZING A PAYLOAD WHEN IN MOTION  
In specific embodiments, a vehicle propellable through fluids comprises a main work section and a plurality of propulsion units. The main work section includes a payload support hub, a payload...
US20090230235 Tambourine helicopter  
Disclosed is a profile of an end view of a base portion Vertical Take Off And Landing Craft, (VTLC) rotor-blade comprising a widened structure from leading to trailing edges. The profile further...
US20140299708 ROCKET OR BALLISTIC LAUNCH ROTARY WING VEHICLE  
Embodiments of the present invention relate to a rocket or ballistic launch rotary wing air vehicle.
US20090134269 Power Assembly and a Coaxial Twin Propeller Model Helicopter Using the Same  
The present invention provides a power assembly which is used for driving a twin propeller rotation assembly and a tail rotation assembly of said coaxial twin propeller model helicopter at the...
US20060231677 Rotary-wing vehicle system and methods patent  
A rotary-wing apparatus that is aeronautically stable, easy to fly with a multidimensional control, small size, and safe to fly and low cost to produce. The rotary-wing apparatus includes a...
US20070215750 Radio controlled helicopter  
A radio controlled helicopter is provided which eliminates or simplifies forward/reverse flight control for safe and easy indoor operation. Embodiments include a helicopter having a pair of...
US20070187549 Airfoil for a helicoptor rotor blade  
An airfoil family for a helicopter rotor blade, designated SC362XX. SC362XX essentially removes the large lower surface suction peak associated with ‘drag creep’ at moderate lift coefficients...
US20100025526 Dual Rotor Vertical Takeoff and Landing Rotorcraft  
A rotorcraft having two coaxial, counter-rotating rotors, one proximate to the forward end of the fuselage and one proximate to the aft end of the fuselage, that generate the forces necessary to...
US20080048065 Flying Device With Improved Movement on The Ground  
The invention relates to a flying device which can efficiently move in the air by aerodynamic forces and by direct force transmission on the ground, without the need for independent drive and...
US20140175214 VTOL_TWIN_PROPELLER_ATTITUDE_CONTROL_AIR_VEHICLE  
A commonly assumed operational requirement for a multi-rotor vehicle, often referred to as a “Quad-Copter” or “Quad-Rotor”, is to have onboard a minimum of three motors, in order to provide a...
US20060226281 Ducted fan vertical take-off and landing vehicle  
A vertical take-off and landing vehicle comprised of a fuselage having a front, a rear, and two lateral sides and a set of four thrusters set to the front, the left, the right, and the rear of...
US20080245924 ROTARYCRAFT POWER AND PROPULSION SYSTEM  
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...
US20150175258 HELICOPTER WITH H-PATTERN STRUCTURE  
A helicopter with an H-pattern structure is provided. With an H-pattern transmission mechanism operating in collaboration with two pairs of rotor sets, which are disposed at two sides of a front...
US20090145998 AIRCRAFT USING TURBO-ELECTRIC HYBRID PROPULSION SYSTEM  
An air vehicle incorporating a hybrid propulsion system. The system includes a gas turbine engine as a first motive power source, and one or more battery packs as a second motive power source....
US20090224095 DUCTED VERTICAL TAKE-OFF AND LANDING (VTOL) PERSONNEL CARRIER  
A vertical take-off and landing (VTOL) vehicle includes a first thruster, a first duct, a second thruster, a second duct, an engine pod, and a transport unit. The first duct is configured to...
US20110139928 AUTOGYRO AIR VEHICLE  
An unmanned, towable aerovehicle is described and includes a container or frame to hold or support cargo, at least one and, in some examples, a plurality of autogyro assemblies connected to the...
US20150102159 WATERPROOF MULTI-ROTOR UNMANNED FLYING APPARATUS  
Disclosed is an invention related to a waterproof unmanned flying apparatus, which is waterproof or water resistant and can perform in inclement weather conditions. The flying apparatus comprises...
US20140131510 UNMANNED AERIAL VEHICLE AND OPERATIONS THEREOF  
The present invention provides methods and apparatus for unmanned aerial vehicles (UAVs) with improved reliability. According to one aspect of the invention, interference experienced by onboard...
US20150129711 ROTARY-WING DRONE WITH GEARLESS-DRIVE AND FAST-MOUNTING PROPELLERS  
Each propulsion unit of the drone comprises a propeller (20) and a rotary-cage synchronous electric motor whose stator is connected to the drone body. The propulsion unit in of the gearless type,...
US20100012769 AERODYNAMIC INTEGRATION OF A PAYLOAD CONTAINER WITH A VERTICAL TAKE-OFF AND LANDING AIRCRAFT  
A vertical takeoff and landing (VTOL) rotary-wing air-craft is sized and configured to match a payload container such as a standardized Joint Modular Intermodal Container (JMIC). The aircraft may...
US20090127381 System, method and apparatus for aircraft having counter-rotating, ring-winged rotors  
An aircraft having counter-rotating, ring-type wing rotors that are driven by engines located at the wing tips is disclosed. The aircraft incorporates large span, high aspect ratio wings that are...
US20090283629 HOVERING AERIAL VEHICLE WITH REMOVABLE ROTOR ARM ASSEMBLIES  
The invention provides a hovering aerial vehicle with removable rotor arms and protective shrouds. Removing the shrouds reduces the weight of the vehicle and increases flight time. Removing the...
US20100044499 Six rotor helicopter  
A rotary wing aircraft is provided having at least three rotor pairs. Each rotor pair has an upper rotor and a lower rotor. During operation, the upper rotor and lower rotor rotate around a shared...
US20150251757 VERTICAL SHORT TAKEOFF AND LANDING APPARATUS  
Methods and apparatus for vertical or short takeoff and landing. In one embodiment, the apparatus comprises two or more counter driven rings with one or more airfoils attached. In one variant,...
US20140138477 INVERTIBLE AIRCRAFT  
A rotorcraft including a fuselage, one or more motor-driven rotors for vertical flight, and a control system. The motors drive the one or more rotors in either of two directions of rotation to...
US20140374535 AERIAL DISPLAY SYSTEM WITH FLOATING PIXELS  
A system for performing an aerial display. The system includes a plurality of UAVs each including a propulsion device and a display payload, and the system includes a ground station system with a...
US20140236388 AERIAL DISPLAY SYSTEM WITH FLOATING PIXELS  
A system for performing an aerial display. The system includes a plurality of UAVs each including a propulsion device and a display payload, and the system includes a ground station system with a...
US20110101157 INTEGRAL POWERED WING AIRCRAFT  
Disclosed is a rotary winged aircraft. More specifically, this invention relates to an aircraft wherein lift is generated by two discs which rotate about a central axis. The discs generate equal...
US20140263822 VERTICAL TAKE OFF AND LANDING AUTONOMOUS/SEMIAUTONOMOUS/REMOTE CONTROLLED AERIAL AGRICULTURAL SENSOR PLATFORM  
The invention provides for a vertical takeoff and landing capable aerial vehicle with multiple rotors that is designed to carry agricultural sensors and telemetry allowing for real time control of...
US20130334362 PLANETARY DE-ROTATION SYSTEM FOR A SHAFT FAIRING SYSTEM  
A fairing system according to an exemplary aspect of the present disclosure includes, among other things, a shaft fairing mounted for rotation about an axis of rotation and a planetary gear set...
US20110315806 Modular and morphable air vehicle  
An unmanned air module includes one or more rotors, engines, a transmission and avionics. Any of several different ground modules may be attached to the air module. The air module may fly with and...
US20100051740 VTOL VEHICLE WITH COAXIALLY TILTED OR TILTABLE ROTORS  
A VTOL vehicle includes a forward rotor, an aft rotor and a fuselage, the forward and aft rotor lying in a longitudinal axis of the vehicle, with the fuselage located axially between the forward...
US20070205321 Speed changing gearbox with dual path input  
Contemplated gearboxes provide first and second power-balanced paths in which a speed changer is configured to operate with only one path. Most preferably, the gearbox includes a friction clutch...
US20140263823 TRANSFORMABLE AERIAL VEHICLE  
Systems, devices, and methods for a transformable aerial vehicle are provided. In one aspect, a transformable aerial vehicle includes: a central body and at least two transformable frames...
US20110226892 ROTARY WING VEHICLE  
Embodiments of the invention relate to a vehicle comprising a plurality of inclined rotors that are operable to provide at least one of thrust and torque vectoring according to a desired thrust...
US20120241553 HELICOPTER WITH TWO OR MORE ROTOR HEADS  
A helicopter with two or more rotor heads with full swash plate control and a novel control scheme to allow for propulsion in the horizontal plane in all directions, allowing the aircraft to fly...
US20140008485 FOLDABLE RISE AND STARE VEHICLE  
A Foldable Rise and Stare Vehicle with a single engine assembly that contains a pair of inline counter-rotating propellers. Two inline counter-rotating engines are directly connected to the...
US20110315810 Airborne, tethered, remotely stabilized surveillance platform  
An airborne surveillance platform supporting optoelectronic and electronic sensors, including level sensors, is automatically stabilized in a horizontal plane by varying the length of two tethers...
US20150060596 TORQUE SPLIT GEARBOX FOR ROTARY WING AIRCRAFT  
A gearbox system for a dual coaxial counter rotating rotor assembly includes an input shaft to input a first torque into the gearbox system and a transfer shaft operably connected to the input...
US20090008499 Modular flying vehicle  
The invention is a modular vehicle having an air vehicle that can be coupled to cargo containers, land vehicles, sea vehicles, medical transport modules, etc. In one embodiment the air vehicle has...
US20150232181 HELICOPTER WITH MULTI-ROTORS AND WIRELESS CAPABILITY  
An unmanned aerial vehicle/unmanned aircraft system including an airframe; a plurality of rotor assemblies respectively extending from a plurality of arms connected to said airframe, said rotor...
US20100243793 FLYING APPARATUS  
Flying apparatus includes a housing and rotary means associated with said housing capable of rotation in use. The rotary means includes two or more rotary blades. Each rotary blade has weighted...
US20060208133 Personal aircraft vehicle  
A personal aircraft vehicle functioning as a vertical take-off or landing vehicle having all the attributes of a standard motorcycle in the way it functions and appears, but differing therefrom in...
US20140151496 Modular Flying Vehicle  
The invention is a modular vehicle having an air vehicle that can be coupled to cargo containers, land vehicles, sea vehicles, medical transport modules, etc. In one embodiment the air vehicle has...
US20120298793 FLYING ELECTRIC GENERATORS WITH CLEAN AIR ROTORS  
Flying electric generator aircraft that include groupings of four rotors mounted to booms extending fore and aft of a fuselage structure wherein the rotors are placed so that when the aircraft is...

Matches 1 - 50 out of 149 1 2 3 >