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| Number | Title | Issue Date |
| 8167670 | Blow-off float vehicle recovery apparatus The invention in one variation is a modular recovery apparatus for dispensing a tether spool having a tow line with a float, where the tow line can be used to retrieve an unmanned underwater vehicle and other underwater platforms. The modular recovery apparatus can ... | 05/01/2012 |
| 8161899 | Multiple torpedo mine A multiple torpedo mine is capable of launching multiple torpedoes in water simultaneously or at predetermined intervals. The mine has an elongate container having multiple launch tubes with launch tube covers and each containing a torpedo. A programmable target det... | 04/24/2012 |
| 8159387 | Multi-transmitter interferometry Systems and methods for obtaining target elevation information are disclosed. The systems and methods use multiple vertical transmitters and one or more receivers to infer changes in the elevation plane and the height of objects. Changes in elevation and heights of ... | 04/17/2012 |
| 8142127 | Torque nut assembly A torque nut assembly includes a multiple-piece nut body and a ring-shaped compression assembly. The compression assembly circumferentially engages the nut body to capture its multiple pieces therein. The compression assembly can position the nut body to define a th... | 03/27/2012 |
| 8061570 | Quick release mask bracket An assembly for securing an apparatus to a facemask includes a U-shaped frame extending along similarly shaped portions of the facemask. Removable attachment clips secure the frame to the facemask. Two cylindrical pins with circumferential radiused grooves are attac... | 11/22/2011 |
| 8046845 | Lightweight combat helmet A lightweight combat helmet has a rigid helmet shell with first and second flexible and fluid impermeable receptacles nested within the helmet shell. The first receptacle is filled with structures and substances that alter a trajectory of an incoming projectile. Whe... | 11/01/2011 |
| 7932718 | System and method using magnetic anomaly field magnitudes for detection, localization, classification and tracking of magnetic objects A magnetic anomaly sensing system and method uses at least four triaxial magnetometer (TM) sensors with each of the TM sensors having X,Y,Z magnetic sensing axes. The TM sensors are arranged in a three-dimensional array with respective ones of the X,Y,Z magnetic sen... | 04/26/2011 |
| 7905527 | Harness assembly for use in underwater recovery operations A harness assembly for use in the recovery of an object deployed underwater has legs attached to an object prior to an underwater deployment thereof. A sling is coupled to the second ends of the legs. A first support is coupled to the sling and a rigid ring. Second ... | 03/15/2011 |
| 7810498 | Volume expansion system for breathing gas in closed-circuit breathing apparatus A volume expansion system increases the storage volume for breathing gas in a closed-circuit breathing gas apparatus. A flow controller is coupled to an inhalation side of the closed-circuit breathing gas apparatus and is also coupled to an expandable reservoir. The... | 10/12/2010 |
| 7760438 | Air-to-water de-anamorphoser and method of air-to-water de-anamorphosis A full or partial air-to-water de-anamorphoser and method of air-to-water de-anamorphosis is provided. A housing has a planar transparent window in one end thereof adjacent to a defined air space. The housing is placed under the water's surface with an acute angle b... | 07/20/2010 |
| 7753319 | Adjustable cable hanger for securing cables externally An apparatus and method suspends cables from the top and sides of a shipping and stowage container having separated block-shaped fittings with top and side openings. A cross bar with rounded support structure suspends the cables and extends past the block-shaped fit... | 07/13/2010 |
| 7735781 | Method and system for deployment of ordnance from an aircraft in mid-flight A system for in-air deployment of objects utilizes an aircraft having a hatch that can be opened while the aircraft is in mid-flight. An air and pressure tight container stowed within the aircraft has a doorway that is sealed to and about the hatch from within the a... | 06/15/2010 |
| 7730843 | Hull-mounted line retrieval and release system A line retrieve-release system is provided for mounting on the hull of a boat. First and second jaw mechanisms coupled to the hull face substantially forward and aft, respectively, relative to the boat's bow. Each jaw mechanism is capable of movement between a parti... | 06/08/2010 |
| 7726497 | Removable externally mounted slewing crane for shipping containers A slewing crane is assembled and installed at the end of a shipping and stowage container having block-shaped corner fittings. Left and right rotatable mounts engage top corner fittings on the container, and a cross piece section engages the rotatable mounts. A boom... | 06/01/2010 |
| 7721669 | Common payload rail for unmanned vehicles A common payload rail externally supports a submerged payload from an unmanned marine vehicle. A vehicle interface module has a conforming surface rigidly secured to the unmanned vehicle and feed-through conduits. A functionality module is secured to the vehicle int... | 05/25/2010 |
| 7721666 | Hull-mounted line retrieval and release system A line retrieve-release system is provided for mounting on the hull of a boat. Jaws are coupled to the hull of the boat and face substantially aft relative to the boat's bow. The jaws are capable of movement between a partially open position defining the system's â€... | 05/25/2010 |
| 7712727 | Air cushion vehicle bow skirt retraction system A system and method retracts and lets-out a laterally extending flexible bow seal on an air cushion vehicle having a bow ramp. Attachment loops on the forward outside surface of the bow seal receive a skirt cable. A separate cable routing system is connected to oppo... | 05/11/2010 |
| 7712429 | Launch and recovery system for unmanned undersea vehicles A system operable by a single workman safely launches and recovers an unmanned undersea vehicle (UUV) using a motor-driven carriage to transport the UUV to the water. The UUV is fitted to a reconfigurable sabot. An elevating ramp on the carriage supports the sabot a... | 05/11/2010 |
| 7688072 | Portable magnetic sensing system for real-time, point-by-point detection, localization and classification of magnetic objects A portable magnetic anomaly sensing system includes a non-magnetic support structure defined by a rigid beam and a rigid frame coupled thereto. Triaxial magnetometer (TM) sensors are rigidly coupled to the frame with one TM sensor being positioned at each vertex of ... | 03/30/2010 |
| 7654262 | System for reducing hydrostatic load imbalances in a driver's open-circuit breathing apparatus The system of the present invention reduces hydrostatic imbalances acting on the diaphragm of a diver's open-circuit breathing apparatus' regulator. In general, the system applies a flexing force to the diaphragm based on the position of the diver's head relative to... | 02/02/2010 |
| 7637224 | Command inflatable boat stopping barrier An inflatable barrier system halts an approaching boat. A barrier support platform houses a pressurized gas source and a power supply and has a winch connected to a pair of cables. An inflatable barrier body member having a bow and stern is coupled to the pressurize... | 12/29/2009 |
| 7621410 | Removable externally mounted bridge crane for shipping containers An X-Y bridge crane can be assembled and erected by workmen to lift and move loads at the end of a shipping and stowage container having block-shaped corner fittings at top corners and bottom corners. Rotatable top securing brackets engage the top block-shaped corne... | 11/24/2009 |
| 7603251 | Magnetic anomaly sensing system for detection, localization and classification of a magnetic object in a cluttered field of magnetic anomalies A magnetic anomaly sensing system and method uses at least eight triaxial magnetometer (TM) sensors arranged to define a cubic space. Each TM sensor measures a local magnetic field associated with a target region and generates magnetic field data indicative thereof.... | 10/13/2009 |
| 7530320 | Underwater water cannon defense system An underwater water cannon defense system includes an underwater vehicle, a water cannon coupled to the vehicle, one or more nozzles mounted on the vehicle and directed away therefrom, and water distribution valving mounted in the vehicle that distributes pressurize... | 05/12/2009 |
| 7515738 | Biometric data collection and storage system A biometric data collection and storage system includes stations (e.g., checkpoints such as those found in airports, seaports and border crossings) for collecting biometric data from each individual passing therethrough. The biometric data includes a variety individ... | 04/07/2009 |
| 7513210 | Modular sponson with replaceable sections A modular sponson for a small boat has discrete sections disposed in a series from the bow and along both sides to the stern. Each section has an axially extending length of tubing defining a longitudinal opening and a plurality of elongate pieces of closed cell foa... | 04/07/2009 |
| 7484646 | Dive mask index bracket An index bracket assembly positions an external apparatus on a facemask having top and side portions extending to lower corners. A U-shaped frame connected to the external apparatus has top and side openings and a U-shaped bearing surface having orthogonally extendi... | 02/03/2009 |
| 7484447 | Mine clearing device incorporating unbiased motion A mine clearing device comprises a substantially hollow body forming a cavity. An eccentric ballast is disposed within the cavity and is rotated by a motor powered by an internal power source, thereby imparting rotational motion to the device. A plurality of anti-ax... | 02/03/2009 |
| 7484749 | Frame tow-bar adapter A tow-bar adapter for towing a loaded trailer behind a combat vehicle permits opening of a rear ramp door on the vehicle and supporting the open door on the adapter as the vehicle proceeds forward. Longitudinal legs each have first ends provided with a lateral bore ... | 02/03/2009 |
| 7484467 | Deep water lift system remote pendant A control pendant for raising and lowering an object in water by hoist machinery allows control by a diver viewing the submerged object. The pendant has an elongate sheath defining an elongate interior extending between bitter and distal ends. The bitter end is coup... | 02/03/2009 |
| 7467579 | Mine clearing device incorporating pneumatic thrust and unbiased motion A mine clearing device has an outer body forming a cavity capable of holding a pressurized substance, a conduit in the outer surface for expelling the pressurized substance from the body to thereby cause the device to rotate and traverse a mine field, and a pluralit... | 12/23/2008 |
| 7448527 | Self-welding fastener A fastener device has a body member for welding and securing structural members together. The body member has a lateral bore extending between an upper flat side and a lower flat side. The sides each have a pattern of externally facing grooves communicating with the... | 11/11/2008 |
| 7428939 | Waterjet drive hovercraft with adjustable trim system A flexible skirt-cell system is provided for a hovercraft having a propulsion system mounted to interface with water and a flexible skirt having an upper flexible panel section and a lower flexible finger section. The panel section extends around the bow, stern and ... | 09/30/2008 |
| 7421349 | Bearing fault signature detection A device, and method, detects the presence of developing faults in rolling element bearings. Detection is accomplished by measuring the vibration of the apparatus in which the bearing is operating (motor, generator, engine, etc.) and searching for signatures unique ... | 09/02/2008 |
| 7406001 | Underwater acoustic beacon and method of operating same for navigation An underwater acoustic beacon comprises a cylindrical transducer and at least one spiral wavefront transducer aligned along a common central axis. For use in underwater navigation, the cylindrical and spiral wavefront transducers are activated singly and in combinat... | 07/29/2008 |
| 7386151 | System and method for assessing suspicious behaviors Identity and biometric data are collected from individuals. The collected data is used to form biometric data packages, each of which contains information about one biometric feature and identity data associated with the corresponding individual. Each biometric data... | 06/10/2008 |
| 7383019 | Field data collection and relay station A field data collection and relay station is equipped to receive sensor data from locations in a region. The station has directional antennas that are focused to transmit and receive energy in and from unique directions. The station establishes a wireless network in... | 06/03/2008 |
| 7373523 | Preparing data for storage in a secure fashion Digital data is prepared for storage in a secure fashion. Each data byte of a data file is encrypted. A unique bit number is assigned to each data bit in the encrypted data bytes where the bit number identifies a position of the data bit in the data file. Each such ... | 05/13/2008 |
| 7342399 | Magnetic anomaly sensing-based system for tracking a moving magnetic target A system for tracking a moving magnetic target uses a magnetic anomaly sensing system to continually determine magnetic gradient tensors associated with the target and converts the magnetic gradient tensors to gradient contraction scalars. A processor uses the magne... | 03/11/2008 |
| 7342847 | Method of estimating along-track displacement of an underwater vehicle A method is provided for along-track displacement of an underwater vehicle equipped with a synthetic aperture sonar (SAS) system. The SAS system is operated as the vehicle moves through the water. Using successively-detected acoustic signals, an actual redundant pha... | 03/11/2008 |
