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| Number | Title | Issue Date |
| 8172177 | Stabilized UAV recovery system A stabilized UAV recovery system is disclosed. In the illustrative embodiment for UAV recovery over water, the system includes ship-based elements and UAV-based elements. The ship-based elements include a robot arm that holds a capture mechanism over the side of the... | 05/08/2012 |
| 7954758 | Method and apparatus for retrieving a hovering aircraft For retrieval of a hovering aircraft, a cable, bar, or similar fixture is suspended in an approximately horizontal orientation across the retrieval area between two well-separated supports. The aircraft slowly flies into this fixture, which then slides along the air... | 06/07/2011 |
| 7806366 | Systems and methods for capturing and controlling post-recovery motion of unmanned aircraft Systems and methods for capturing and controlling post-recovery motion of an unmanned aircraft are disclosed herein. An aircraft system in accordance with one embodiment of the invention, for example, can include a line capture assembly carried by an unmanned aircra... | 10/05/2010 |
| 7510145 | UAV recovery system II A UAV recovery system is disclosed. In the illustrative embodiment for UAV recovery over water, the system includes ship-based elements and UAV-based elements. The UAV-based elements include a mass, such as ball, that is coupled to cord, which is in turn coupled to ... | 03/31/2009 |
| 7264204 | Unmanned aerial vehicle catcher Launch and recovery of an aerial vehicle by a forwardly moving surface vehicle relies on a winch module having a winch to selectively reel out and reel in a towline and a sensor capable of sensing tension in the towline. A lifting body assembly having a pair of lift... | 09/04/2007 |
| 7219856 | UAV recovery system A UAV capture system is disclosed. In the illustrative embodiment, the UAV capture system is coupled to the deck of a sea-faring vessel. The UAV capture system includes a single arresting line that is supported by a stanchion. In the illustrative embodiment, the sta... | 05/22/2007 |
| 7175135 | Methods and apparatuses for capturing unmanned aircraft and constraining motion of the captured aircraft Methods and apparatuses for capturing and constraining motion of unmanned aircraft and other flight devices or projectiles. In one embodiment, the aircraft can be captured at an extendable boom. The boom can be extended to deploy a recovery line to retrieve the airc... | 02/13/2007 |
| 7143976 | UAV arresting hook for use with UAV recovery system A UAV arresting hook is disclosed. The arresting hook facilitates the capture of a UAV via a UAV recovery system. In the illustrative embodiment, the arresting hook has a rotation block, an arm, and a plurality of latches that are disposed on the arm. The arm is cou... | 12/05/2006 |
| 7121507 | Methods and apparatuses for capturing and storing unmanned aircraft, including methods and apparatuses for securing the aircraft after capture Methods and apparatuses for capturing, recovering, disassembling, and storing unmanned aircraft and other flight devices or projectiles are described. In one embodiment, the boom can be extended to deploy a recovery line to capture the aircraft in flight, a process ... | 10/17/2006 |
| 7097137 | Launch and recovery system for unmanned aerial vehicles A method of launching and retrieving a UAV (Unmanned Aerial Vehicle) (10). The preferred method of launch involves carrying the UAV (10) up to altitude using a parasail (8) similar to that used to carry tourists aloft. The UAV is dropped and pic... | 08/29/2006 |
| 7066430 | Methods and apparatuses for capturing and recovering unmanned aircraft, including extendable capture devices Methods and apparatuses for capturing and recovering unmanned aircraft and other flight devices or projectiles are described. In one embodiment, the aircraft can be captured at an extendable boom. The boom can be extended to deploy a recovery line to retrieve the ai... | 06/27/2006 |
| 7059564 | Methods and apparatuses for capturing and recovering unmanned aircraft, including a cleat for capturing aircraft on a line Methods and apparatuses for capturing and recovering unmanned aircraft and other flight devices or projectiles are described. In one embodiment, the aircraft can be captured by a recovery line in flight, a process that can be aided by a line capture device having a ... | 06/13/2006 |
| 7025304 | Helicopter messenger cable illumination An apparatus for illuminating the messenger cable of a helicopter includes a helicopter having a floor and including a RAST system; the RAST system comprising a messenger cable with a connector attached to one end for lowering to a landing deck of a ship, the RAST s... | 04/11/2006 |
| 6824102 | Parafoil mid-air retrieval The capture of payloads carried by a descending parafoil is facilitated by the use of a trailing line from the parafoil that is snagged by a hook on a recovery line from a helicopter. The trailing line can be more easily snagged by the use of a drogue at its end to ... | 11/30/2004 |
| 6695255 | Emergency aircraft landing system An emergency aircraft landing system for absorbing the impact from an aircraft landing under emergency conditions includes a plurality of wheeled segments coupled into a line, a steerable head unit, a drive means, each segment having a base support plate ... | 02/24/2004 |
| 6604732 | Airplane crash barrier A barrier, which is intended to intercept a crashing airplane before it reaches a target, comprises an array of spaced towers. Each tower is several hundred feet tall. Each tower comprises a trusswork including three steel tubes, which are filled with a c... | 08/12/2003 |
| 6264140 | Method for retrieving a fixed-wing aircraft without a runway A method and apparatus for retrieving an aircraft in a confined space involves hanging a cable, for example from a kite or mast, across the aircraft's flight path. The aircraft approaches the cable in steady forward flight, and may strike the cable at any... | 07/24/2001 |
| 5814753 | Device for the nonlethal combating of aircraft The present invention pertains to a device with nonlethal interference active bodies for combating aircraft, which violate or do not heed flight bans, etc., and can be forced to land due to vibrations and interferences in the air current on the aerodynami... | 09/29/1998 |
| 5583311 | Intercept device for flying objects An intercept device for flying objects is formed of a lightweight, small-volume, packable structure made of a tear-resistant, pliable material, which can be stretched to a large, two-dimensional or three-dimensional expansion by means of a deployment devi... | 12/10/1996 |
| 5560568 | Recovery system and method for capturing and securing an air vehicle to landing platform Apparatus and method for recovering and arresting an aircraft on a floating platform is disclosed. The aircraft has a fuselage, a wing, and a source of propulsion for propelling the aircraft in flight. During landing approach, an inflatable cushion attach... | 10/01/1996 |
| 5092540 | Apparatus for capturing, securing and traversing remotely piloted vehicles and methods therefor A system for capturing a remotely piloted vehicle, the remotely piloted vehicle including a snagging line having a mechanism to be snagged at the end thereof. The system includes a snag mechanism for snagging the line of the remotely piloted vehicle, and ... | 03/03/1992 |
| 5054717 | Aircraft capture systems An aircraft capture system, e.g. for a radio-controlled pilotless aircraft (19), having at the homing station a boom arrangement (13) mounted for rotation about a vertical hinge axis (A--A) and having appreciable flexibility under forces acting perpendicu... | 10/08/1991 |
| 5042750 | Aircraft arresting system An apparatus for controlling the rate of deceleration of a moving body. The apparatus has a cable or net for engaging a moving body and tape connected to the cable or net. The tape is wound onto a reel at the start of a deceleration and is unwindable from... | 08/27/1991 |
| 5039034 | Apparatus for capturing, securing and traversing remotely piloted vehicles and methods therefor An RPV, comprising means for engaging a snag line carried as part of a securing system which "snags" means (for example hook) on an RPV and assists the RPV to a safe landing, the snag line extending from a winch unit proximate the proposed landing area of... | 08/13/1991 |
| 4819915 | Flexible barrier for arresting falling rocks A flexible barrier is provided for arresting falling rocks comprising posts and a rock collecting and arresting net. Each post pivots upon a ground-anchored base plate and is stayed by windbracing cables secured to the top of the post. Two of the cables e... | 04/11/1989 |
| 4790497 | Point-landing method for non vertical take off and landing flying objects The present invention relates to a point landing method for a flying object, e.g., an aircraft (manned or unmanned), a helicopter, a missile, in a location which may be stationary, e.g., a ground plot or the roof of a building or a moving one, e.g., a car... | 12/13/1988 |
| 4730810 | Protective barrier against falls of stones The protective barrier comprises a sheet of netting substantially following the ground transverse to the slope and held spread out upright by posts. The posts are held by upstream and downstream stays on a guide in the direction of the slope, the guide be... | 03/15/1988 |
| 4456205 | Aircraft arresting gear net raising device In this device for raising the net of an aircraft arresting gear, on either side of the runway is disposed a frame secured to the ground by means of ordinary anchorings and bearing a piston and cylinder ram which comprises a fixed piston rod and a cylinde... | 06/26/1984 |
| 4002791 | Belt coated with polyurethane composition containing cellulosic particles A woven fabric belt having a coating of polyurethane on each face and extending through the interstices of the fabric. The polyurethane is the reaction product of a polypropylene ether glycol of 4,4'-methylene di(cyclohexylene isocyanate) cured with p,p'-... | 01/11/1977 |