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7377468 |
Active stabilization of a refueling drogue
A refueling drogue adapted to connect to a refueling hose extending from a refueling aircraft. The drogue may include an active stabilization system adapted to effectively stabilize the refueling...
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7360490 |
Spin-stabilized artillery projectile
A spin-stabilized artillery projectile ( 10 ) with a brake device ( 16 ) for reduction of the longitudinal deviation of the artillery projectile ( 10 ) in a target area ( 26 ) that has a number of...
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7354017 |
Projectile trajectory control system
Trajectory is controlled by a control system having fins that de-spin a section of the control system relative to a projectile or missile. The control system also includes aero-surfaces that...
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6889934 |
Systems and methods for guiding munitions
A method of guiding a munition to a target transmitting one or more signals is described. The method includes configuring the munition with a radio frequency receiver, an antenna for the receiver...
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6869044 |
Missile with odd symmetry tail fins
A missile, either a powered missile or an unpowered projectile, includes a freely-rolling tail assembly having an odd number of fins. Having an odd number of fins may reduce oscillations caused by...
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6869043 |
Deployable flare with simplified design
The center of pressure of a projectile is caused to move upon the occurrence of an event that changes the static margin, such as the jettisoning of a body previously attached to the projectile, as...
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6848648 |
Single actuator direct drive roll control
A system and method for controlling roll in a projectile. The novel system ( 56 ) includes first ( 52 ) and second ( 58 ) sections adapted to counter-rotate relative to each other and a mechanism (...
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6817569 |
Guidance seeker system with optically triggered diverter elements
A guidance seeker system for a projectile includes a plurality of photoconductive sensing elements symmetrically disposed about a central axis of the projectile. When a target is illuminated with a...
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6761330 |
Rocket accuracy improvement device
Rocket Accuracy Improvement Device, when coupled between the warhead and motor of a typical free flight rocket, isolates the warhead from the rocket motor in the axis using a plurality of ball...
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6727843 |
Method and arrangement for determining the angle of roll of a launchable rotating body which rotates in its paths
The present invention concerns a method and an arrangement for determining the angle of roll of a launchable body ( 4 ) which rotates in its path. The launchable body ( 4 ) can consist of a...
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6691948 |
High torque rocket nozzle
A high torque nozzle system for a tube launched rocket has a fixed position nozzle on the rocket and a set of internally positioned erodible vanes inside of the nozzle. The vanes erode as the...
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6676072 |
Short duration, high-torque rocket nozzle
A rocket spin control system for a tube launched rocket has a fixed position nozzle on the rocket and a set of internally positioned torque ring inside of the nozzle that is anchored with erodible...
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6672536 |
Braking arrangement for a correctable-trajectory spin-stabilized artillery projectile
In order to provide that the braking elements ( 16 ), which are to be deployed radially under the effect of centrifugal force, of the braking arrangement in the region of the ogival head of a...
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6666144 |
Warhead decoupling bearing
The invention comprises an improved precision rocket motor and warhead system by increasing the spin rate of the rocket motor. The system comprises an outer housing segment attached to the end of a...
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6648433 |
Spiralling missile—B
A cross-section of a missile 1 with the missile attachment 2. The missile attachment consists of a cylindrical tube 3 which encircles part of the missile 1, and a protruding section 4 ...
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6646242 |
Rotational canted-joint missile control system
The Rotational Canted-Joint Missile (RCJM) Control System utilizes a single or multiple body joints that rotate in planes that are not perpendicular to the missile body axis. The result is the...
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6629669 |
Controlled spin projectile
A projectile and a method of launching a projectile from a barrel. The projectile of the present invention may be matched to a pre-selected barrel rifling to produce a controlled spin rate....
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6616093 |
Method and device for correcting the trajectory of a spin-stabilised projectile
The present invention relates to a method and a device for correcting the trajectory ( 7, 8, 10, 11 ) of a spin-stabilised projectile ( 12 ) in azimuth by controlling its rate of spin by devices (...
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6592070 |
Interference-aided navigation system for rotating vehicles
An interference-aided navigation system for a rotating vehicle provides rotation angle estimates using interference or jamming signals. An antenna receives interference signals and desired...
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6587078 |
Interference-aided navigation with temporal beam forming in rotating vehicles
An interference-aided signal acquisition and tracking system with temporal beam forming for a rotating vehicle enhances signal to noise ratio using interference or jamming signals. An antenna...
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6540176 |
Fin disengagement device for limiting projectile range
A fin disengagement device for limiting the range of a projectile uses an electronic safe and arm circuit to sense launch and spin levels. Once armed, the stored energy from the electronic safe and...
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6540175 |
System for clearing buried and surface mines
A method for deflagrating/detonating anti-tank and anti-vehicle land mines, beach zone mines, and surf zone mines located in mine belts or individually using delayed active ignition high...
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6520448 |
Spinning-vehicle navigation using apparent modulation of navigational signals
Attitude of a spinning vehicle is determined by observing at least one of the apparent amplitude modulation and the apparent phase modulation of a navigation signal received from a navigation...
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6502516 |
Sabot shotgun slug assembly
A projectile in the form of a sabot shotgun slug assembly includes a cylindrical slug, a cylindrical sabot positioned about the slug and a pressure wad co-acting with the slug and the sabot. The...
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6481356 |
Bullet setting out mechanism for hunting cartridges
A cartridge including a cartridge case for hunting cartridges including a plastic sole body with a first sector forming a wad having an upper damping formed by two parallel cylindrical bodies...
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6478250 |
Propulsive torque motor
A spin-stabilized missile includes two or more spin nozzles along a perimeter of the missile, the nozzles being operatively coupled to a pressurized gas source. The pressurized gas source provides...
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6453820 |
Rotating tubular projectile
A rotating tubular projectile for increasing the stability of the projectile and the accuracy of the firearm. The rotating tubular projectile includes a cylindrical body having an open first end....
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6450443 |
High torque 2.75-inch rocket nozzle
A rocket spin control system for a tube launched rocket has a fixed position nozzle on the rocket and a set of internally positioned erodible or retractable vanes inside of the nozzle. The vanes...
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6443391 |
Fin-stabilized projectile with improved aerodynamic performance
A projectile includes an elongated forebody and an aft section secured to the forebody. The aft section includes a pair of fins affixed to an aerodynamic, cylindrical section. The lift generated by...
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6422507 |
Smart bullet
A smart bullet capable of in-flight maneuvers generated by the selective extension of a spoiler from a de-spun control section of the bullet into the stream of air passing the bullet. A micro gyro...
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6364248 |
Articulated nose missile control actuation system
A missile nose is tiltable and rotatable relative to a missile body through the action of an actuator system. In an exemplary embodiment, the actuator systems uses two electro-mechanical actuators...
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6360987 |
Methods and apparatus for swash plate guidance and control
Apparatuses and methods for controlling an object spinning at a first rate in a first direction. The apparatus includes a swash plate, a rotor, a spin actuator, a roll actuator, and a pitch...
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6349652 |
Aeroballistic diagnostic system
A system which is packaged within a projectile fuze body and obtains data relative to the projectile during a launch. Sensors are provided which obtain in-bore data as well as in-flight data. The...
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6345785 |
Drag-brake deployment method and apparatus for range error correction of spinning, gun-launched artillery projectiles
In a projectile launched by a gun, the projectile including a fuze with a longitudinal axis of symmetry and a braking device, an apparatus disposed in the fuze for determining a time of deployment...
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6332592 |
Method for velocity precision pointing in spin-stabilized spacecraft or rockets
A method of velocity precision pointing of spin-stabilized spacecraft or rockets is disclosed. This method involves softening the ignition transient of the ramp up phase of thrust, which may be...
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6310730 |
Optical system with asymmetric optical corrector
An optical system includes a curved window, an asymmetric, scoop-shaped optical corrector adjacent to a curved inner surface of the window, an optical train positioned such that the optical...
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6163021 |
Navigation system for spinning projectiles
A navigation system for spinning projectiles using a magnetic spin sensor to measure the projectile roll angle by sensing changes in magnetic flux as the projectile rotates through the earth's...
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6135387 |
Method for autonomous guidance of a spin-stabilized artillery projectile and autonomously guided artillery projectile for realizing this method
A method for the autonomous guidance of a spin-stabilized artillery projectile (2; 25) toward a target (12). To ensure that an autonomously guided, spin-stabilized artillery projectile (2; 25) hits...
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6105506 |
Sabot slug for shotgun
A sabot bullet having a jacket bullet body and a nonrotable sabot segments. The jacketed bullet has forward end portion, torso, and rear end portion. The forward end portion is constructed of...
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6085660 |
Low spin sabot
A discardable sabot includes a first support and a second support, aft of the first support. The first and second supports are dimensioned to cooperate with an inner surface of a weapon barrel so...
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6082675 |
Standoff delivered sonobuoy
A standoff delivery system is responsive to GPS coordinate signals and inight GPS signals to deliver and emplace a sonobuoy at a remote location that otherwise would be hazardous for full size...
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5880398 |
Dual-purpose bullet
A dual-purpose bullet is provided consisting of a thermoplastic body, a base cap, and a pressed powder core. The bullet in the preferred embodiment can either penetrate destroying and disrupting...
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5775636 |
Guided artillery projectile and method
A guided artillery projectile is provided for use in improving its accuracy while spinning. The projectile includes an artillery shell, a plurality of movable fins, fin actuators for...
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5708232 |
Highly maneuverable underwater vehicle
A system of articulation units is inserted between sections of a standard lindrical underwater vehicle, such as a torpedo, to provide a highly maneuverable vehicle. Each articulation unit consists...
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5593110 |
Apparatus for controlling the structural dynamic response of a rocket
The arrangement serves to control the structural dynamic response characteristic of a booster rocket, which is provided with a propulsion engine as well as a payload. The booster rocket includes at...
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5564651 |
Yaw angle free projectile
A fin stabilized projectile for combatting a tank from above of the type including a rotating control unit disposed at the front of the projectile and containing a sensor for scanning the area to...
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5476045 |
Limited range projectile
A statically stable limited range projectile utilizes a fin assembly combd with a cylindrical body and low drag ogival front end to ballistically match the limited predetermined range flight...
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5456429 |
Thrust maneuver system
A thrust maneuver system for steerable vehicles comprising a plurality of thrusters of varying impulsive force, some of which provide a base force, and others varying multiples of the base force....
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5452864 |
Electro-mechanical roll control apparatus and method
An apparatus and method for controlling roll of a projectile is disclosed. The projectile includes two sections decoupled about a roll axis. The front section includes a stator and the rear section...
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5393012 |
Control systems for moving bodies
A missile comprising a first rotatable portion arranged for rotation relative to a second rotatable portion of the missile, the first rotatable portion being adapted to be subjected to a thrust...
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