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| Number | Title | Issue Date |
| 8104713 | Reinforced inflatable wings for fitment-constrained air vehicles A reinforced inflatable wing improves the tolerance of the OML and reinforces the wing in at least the high load areas. This approach provides fitment constrained air vehicles with wings having increased surface area to improve flight endurance or aerodynamic contro... | 01/31/2012 |
| 7438261 | Stratospheric balloon utilizing electrostatic inflation of walls The high-altitude balloon has a skin made of nearly evacuated electrostatically inflated cells which provide thermal insulation to minimize heat loss from the gas in the balloon, while transmitting heat from the sun to heat the gas. The lower surface of the balloon ... | 10/21/2008 |
| 7306187 | Inflatable endurance unmanned aerial vehicle An inflatable endurance unmanned vehicle includes an inflatable hull with at least one inflatable wing extending therefrom. The inflatable wing has at least one spar movable between an extended position and a retracted position. Photovoltaic arrays are used to power... | 12/11/2007 |
| 7258302 | Aircraft internal wing and design An aircraft designed with three wings located on either side of the fuselage. The forward wing has a downward angle with a curved top and bottom surface. The upper wing is located towards the rear of the aircraft and above the forward wing. The lower wing is located... | 08/21/2007 |
| 7185851 | Inflatable aerodynamic wing and method An inflatable structure constructed of flexible material that can occupy a minimal volume when in a deflated and stored condition as compared to its fully inflated and deployed configuration, has sufficient structural rigidity to function as a wing when deployed. Th... | 03/06/2007 |
| 7147184 | Aerodynamic fairing system for airship An aerodynamic fairing system for an airship having a substantially spherical balloon portion includes an inflatable fairing that is attachable to the balloon portion, and a fairing actuation mechanism that selectively inflates and deploys the fairing after lift-off... | 12/12/2006 |
| 7137592 | High-aspect ratio hybrid airship In one aspect, a hybrid airship including an outer shell, a plurality of helium filled gas envelopes, and an all-electric propulsion system can have a high-aspect ratio wing shape. In some embodiments, the hybrid airship may be launched using buoyancy lift alone and... | 11/21/2006 |
| 7055782 | Cellular actuator device and methods of making and using same A cellular actuator device suitable for a control surface of an aircraft or space craft has a number of elementary cells which are combined to a common arrangement and are formed by pressure-tight chambers. The elementary cells can be acted upon by a pressure medium... | 06/06/2006 |
| 7048227 | Parachute supported aircraft with controlled wing collapse and inflation This invention relates to a parachute supported aircraft having a frame and a seat for supporting at least a pilot. A parachute is coupled to the frame by a plurality of riser lines for allowing the parachute to inflate and form a wing for lifting the frame. A pair ... | 05/23/2006 |
| 6659403 | Inflatable airfoils, and elevated and propulsion driven vehicles An aeronautical apparatus, the combination comprising a primary airfoil having at least one panel which is an upper panel, a lower panel, and multiple gas containing tubes associated with the airfoil and extending lengthwise thereof, the tubes including r... | 12/09/2003 |
| 4858854 | Inflatable aerodynamic wing structure An inflatable aerodynamic wing structure comprising an aerodynamic skin, a first inflatable member positioned inside the skin such that it extends longitudinally of the wing structure adjacent a leading edge portion of the wing structure, a second inflata... | 08/22/1989 |
| 4725021 | Inflatable wing An inflatable wing is formed from a pair of tapered, conical inflatable tubes in bonded tangential contact with each other. The tubes are further connected together by means of top and bottom reinforcement boards having corresponding longitudinal edges ly... | 02/16/1988 |
| 4485991 | Rollable airfoil A rollable airfoil, and aircraft for utilizing the airfoil. The airfoil is made of an upper skin having a cambered configuration and formed of a material having sufficient elasticity that the camber can be broken and the skin rolled into a coil. The lower... | 12/04/1984 |
| 4341176 | Air foil with reversible camber A reversible airfoil generally wing-like in shape comprising at least two spaced apart rigid spars having at least two slots therethrough, bars projecting through the slots in each rigid spar, each end of each bar attaching to a flexible slat, and a commo... | 07/27/1982 |
| 4102519 | Variable lift inflatable airfoil for tethered balloons A variable lift inflatable airfoil for tethered balloons having a horizontal fin made up of two inflatable chambers. The primary or lower chamber is normally maintained at a greater pressure than the secondary or upper chamber. Proper inflation and deflat... | 07/25/1978 |
| 3957232 | Inflatable wing An inflatable structure for use as an aerodynamic surface. The structure is formed from a series of cylindrical pressure chambers which are inflated to deploy the structure from its stored condition. Varying cylinder sizes yield aerodynamically curved sur... | 05/18/1976 |
