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| Number | Title | Issue Date |
| 4267991 | Portable runway A portable "Ski-Jump" runway for use by Hawker Siddeley Harrier Type V/STOL aircraft and other conventional tricycle undercarriage aircraft having suitable performance characteristics. The runway comprises a main central ramp constructed on or as the chas... | 05/19/1981 |
| 4266742 | Ram wing aircraft launch platform system A launch platform for conventional landing gear aircraft having the launch platform configured as a ram wing structure with wheel latches secured to the platform. The platform is secured to the aircraft by means of the wheel latches. The wheel latches are... | 05/12/1981 |
| 4265416 | Orbiter/launch system An orbit vehicle launch system including reusable turbojet propelled booster vehicles releasably connected to a reusable rocket powered orbit vehicle. The coupled orbiter-booster combination takes off horizontally and ascends to staging altitude and speed... | 05/05/1981 |
| 4252285 | Dynamic seal for slotted cylinder An improved dynamic seal for the longitudinal slot in a pressurized cylin of an aircraft catapult system having a shuttle adapted to travel at high speed through the slot. The seal includes a flexible, elongated sealing strip extended along the slot in s... | 02/24/1981 |
| 4240599 | Vehicle launching device A pneumatic system for launching aircraft wherein an elongated frame having pressurized interior chamber is volumetrically related and communicatively connected to a longitudinally-slotted cylinder supported within the frame so that expansion of air into ... | 12/23/1980 |
| 4238093 | Aircraft launcher A launching system for lightweight aircraft includes a shuttle adapted to rry the aircraft and slidingly mounted to a launching frame along a track that guides launch direction. A piston rod is concentrically mounted within a launch tube parallel to the t... | 12/09/1980 |
| 4173323 | Aircraft launching techniques An aircraft take-off runway, especially a ship's flight desk, is provided with a terminal ramp that curves upward to launch the aircraft in a semi-ballistic trajectory. The ramp is so configured as to have a varying contour or profile, in longitudinal sec... | 11/06/1979 |
| 4168815 | Kite launching and stabilizing apparatus Kite launching apparatus including a control line with a portion thereof which is elastic. A portion of a Velcro holding structure is operatively attached to the kite or the control line. A stake is provided for being anchored to the ground. Another porti... | 09/25/1979 |
| 4133500 | Toy kites A toy kite has the general form of a hang glider and has a tow line which is releasable from the kite when in flight by slackening the tension in the tow line. Spars of the kite frame are hinged together by unitary plastic hinges and the frame can be fold... | 01/09/1979 |
| 4103849 | Catapult restraint/release system Apparatus for restraining an aircraft against the combined forces of a cault launching shuttle and aircraft takeoff power during a catapult assisted takeoff until a predetermined combined force level has been reached. Release of the aircraft is triggered... | 08/01/1978 |
| 4101099 | Repeatable release holdback bar A holdback bar for restraining an aircraft temporarily prior to catapult isted launch which utilizes a ball and piston unloader valve to insure rapid, positive release of a pressurized hydraulic fluid. Compensator chambers each having a resilient piston ... | 07/18/1978 |
| 4101098 | Strain actuated hydraulic holdback bar A holdback bar for temporarily restraining an aircraft against the combined orces of engine thrust and catapult force prior to a catapult assisted launch of the aircraft which utilizes strain of a mechanical component to measure the level of combined force... | 07/18/1978 |
| 4094143 | Variable torque hydraulic clutch The hydraulic energy absorbing device of U.S. Pat. Re. 28,736 is adapted to serve as a variable torque hydraulic clutch for a flywheel catapult by mobilizing the fixed array of annular vanes disposed about the rotor blades and mounting them on an output s... | 06/13/1978 |
| 4079901 | Launching apparatus for flying device The shuttle for launching an RPV is connected to a launching tube by a motion and high speed-multiplying pulley and cable assembly. The telescopic launching tube assembly is connected between and parallel to a pair of elongated arms of a sealed U-shaped t... | 03/21/1978 |
| 4014246 | Rocket-powered apparatus for launching a flying device A rocket-powered vehicle is held latched at the starting end of its guide track while a high steam pressure is built up within the rocket casings through probes inserted into the nozzles which also seal them. When the latch is released, the rockets move o... | 03/29/1977 |
| 3989206 | Rotating launch device for a remotely piloted aircraft A method and apparatus for launching a remotely piloted aircraft is disclosed wherein the aircraft, is revolved about a fixed pivot point until a pretermined speed is reached whereupon the vehicle is released from the launching apparatus. The vehicle is a... | 11/02/1976 |
| 3968947 | Launching apparatus for flying device A pneumatic launching apparatus for a lightweight aircraft has a battery of three pneumatic tubes mounted upon a hydraulic piston and cylinder assembly. A launching tube is mounted on the central pneumatic tube, which blows it away from it in a manner sim... | 07/13/1976 |
| 3963196 | Aircraft/spacecraft ground accelerator An accelerator including a framework having an aerodynamic fairing shaped to provide positive pitch and directional stability and including a support and attachment system for holding a fully fueled horizontal takeoff space vehicle such that the negative ... | 06/15/1976 |
