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7600421 |
Instrumented ballistic test projectile
A ballistic test projectile includes a nose section comprising a windshield and aft of the windshield, an ogive; a body section aft of the nose section, the body section comprising a generally...
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7595633 |
Velocity measurement using magnetoresistive sensors
A method and a system for measuring the velocity of a projectile. The method and system employ sensors that uses magnetoresistive sensing elements to measure the velocity of a projectile. Two...
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7558695 |
Self-powered vehicle speed sensor
Sensing vehicle speed is disclosed. A speed sensor is self powered. The speed sensor measures a speed data of multiple vehicles with one Doppler pulse. A sample is taken of speed sensor data from...
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7458259 |
Shock tube tip tester
A shock tube tip tester determines reliability of a shock tube tip used in a blasting machine. The blasting machine, using shock tubes for non-electric firing, relies on a shock tube tip to...
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7421893 |
Bullet test tube and method
A bullet test tube ( 10 ) is taught having a media ( 22 ) for measuring a wound cavity ( 20 ), bullet penetration ( 52 ) and recovering a bullet ( 30 ) from a discharged firearm. The bullet test...
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7334466 |
Method and apparatus for predicting and evaluating projectile performance
Apparatus and accompanying methods to evaluate the performance of an antipersonnel/canister projectile using either test data or theoretical data. It provides a three dimensional projection of the...
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7240538 |
Hydro test apparatus and method for ammunition
An apparatus for hydrotesting a hollow component includes a generally cylindrical main body having a bore therethrough that defines first and second open ends, the bore including a central axis; ...
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7227466 |
Expendable metal detector
An expendable metal detector system for facilitating the detection of improved explosive devices (IED) where the metal detector is launched toward the suspected IED and using either magnetic field...
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7222525 |
Skin and tissue simulant for munitions testing
A skin and tissue simulant including a gelatin composite block and an ether based cast polyurethane sheet. The gelatin composite block acting as the tissue simulant. The sheet acting as the skin...
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7182015 |
Multi-variable, multi-parameter projectile launching and testing device
A multi-variable, multi-parameter projectile launching and testing device includes; a.) an elongated hollow acceleration tube having a firing end and an exit end; b.) firing mechanism functionally...
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7143644 |
Device for collecting statistical data for maintenance of small-arms
A system and method for collecting data on small-arms usage in the form of a device which is mounted to the firearm so as to be able to sense at least an impulse in the firearm due to firing. The...
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7100437 |
Device for collecting statistical data for maintenance of small-arms
A device for collecting data on small-arms usage that senses when a shot has been fired from a gun using its acceleration, acoustic noise or RF emissions; measures the interval between shots so...
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7082823 |
Digital signal processing back biased hall effect muzzle velocity measurement system
A system for precisely measuring muzzle exit velocity of a “muzzle loaded” mortar projectile fired from a mortar tube using two back-biased Hall effect sensors for projectile gas ring channel...
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7047801 |
Portable guidance assembly test station
A portable system ( 20 ) for testing an electro-optical guidance assembly ( 22 ) includes an electro-optical test unit ( 40 ) with at least two sources of electromagnetic energy at different...
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6890178 |
Digital pistol
A gun suitable for games is disclosed for permitting an operator to recognize when a trigger is pulled. A target signal receiver receives a target signal sent from a target for causing the gun to...
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6873945 |
Rocket motor propellant temperature simulator
The present invention comprises a device which is inert and “thermally-equivalent” to actual ordnance. The device can travel with live ordnance and track the propellant temperatures in order to...
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6854975 |
Electronic trigger pull gauge
A gauge for measuring the force required to discharge a firearm by pulling its trigger includes a housing and a rod including a trigger hook portion at a distal end thereof for engaging the...
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6817239 |
Piezoelectric device
A piezoelectric device is assembled from a piezofilm sensor enclosed between two layers of a multilayer board with a printed circuit.
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6722195 |
Systems and methods for projectile recovery
A method and apparatus for trapping projectiles so that the projectiles are not damaged is disclosed. An elongated trough is typically filled with alternating layers of a foam substance and a...
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6669477 |
System and method for scoring supersonic aerial projectiles
A time-difference process and apparatus for scoring supersonic aerial projectiles, such as military aircraft air-to-ground strafing projectiles fired at a strafe target, by detecting and measuring...
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6658983 |
Gun muffler and noise abatement system for large caliber gun
A gun muffler and a noise abatement system for a large caliber gun having a gun tube include a catcher. The catcher, which is disposed within the pressure vessel for entrapping particulates and for...
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6655189 |
Explosive excitation device and method
An explosive excitation device and method of use thereof for exciting a structure during dynamic measurements. The device includes an accelerometer and an explosive charge. The device is attached...
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6644111 |
Apparatus and method for measuring exit velocity of a gun round
An apparatus for measuring exit velocity of a round from a muzzle of a gun barrel includes a first optical fiber having a first fiber optic Bragg grating (FBG) circumferentially attached to the gun...
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6609420 |
Translating spinner
The invention features a modified catch tube component capable of performing the function of the conventional catch tube and the conventional MEM simultaneously. The catch tube will also feature a...
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6598828 |
Integral data acquisition capacity
Provided is a modified configuration that permits operation of instrumentation onboard platforms that may experience severe environmental conditions. The instrumentation permits autonomous...
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6591537 |
Reticle for telescopic gunsight and method for using
A gunsight reticle defines a system of dimensioned indicia spaced at specific separations to improve aiming accuracy of a rifle. The indicia include perpendicularly intersecting center vertical and...
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6561071 |
Electronic firing circuit tester for gun mount
An electronic firing circuit tester (EFCT) that senses and indicates the status of electrical firing circuits for a gun. The EFCT requires no batteries or other maintenance and can display up to...
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6502457 |
Countermeasure hovering test fixture
A test fixture for testing hovering performance of a tailcone of a countermeasure device is disclosed. The tailcone includes a motor and a propeller which is driven by the motor. The test fixture...
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6498476 |
Underwater high speed projectile speed sensing device
A device for sensing projectile velocity in an underwater environment is provided. The device includes a plurality of evenly spaced break screen members positioned in a path of the projectile. Each...
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6467342 |
Apparatus for measuring velocity of a projectile
An apparatus for measuring velocity of a projectile includes a plurality of break-screens aligned with each other serially and along a line of travel of the projectile, and parallel to each other,...
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6415211 |
Weapon and launcher test set (WALT)
A portable data acquisition system for use in certifying torpedo tube-launched weapons such as a Mark 48/ADCAP, a Tomahawk missile or a Harpoon and the like. The system includes a portable...
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6388438 |
Speed sensing circuit for underwater projectiles
A system for sensing projectile velocity and position having a plurality of support members positioned in a path of said projectile. Each support member has an aperture with a resistive trace...
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6386028 |
Pressure monitor
The present invention provides an peak chamber pressure measuring apparatus 1 for use with a regular firearm 2 using a given ammunition. The apparatus comprises: a piezoelectric accelerometer ...
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6378437 |
Hardened subminiture telemetry and sensor system for a ballistic projectile
A hardened subminiature telemetry and sensor system for a ballistic projectile having a radome, antenna, steel insert, S-band transmitter circuit board, data recorder, sensor or measurement device...
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6378367 |
Miniature sports radar speed measuring device
A sensor is provided for measuring the speed of a moving sports object, for example, a ball such as a baseball or softball. The sensor is operable over a short range and is preferably mounted in...
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6367341 |
Slidable fixture positioner
An apparatus for positioning an object in a remote location with a high degree of precision, insuring stability and repeatability for discrete sampling to be taken at intervals between each...
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6128847 |
Weapon discharge safety mechanism
A weapon discharge safety mechanism is designed in one multiple section piece for use with handguns and in two separate sections for use with rifles. The discharge safety mechanism includes a...
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6067851 |
Presettable launchable vehicle system and method
A test system and a method for testing the final stages of a submarine wen fire control system so as to obtain a complete end-to-end test of the submarine weapon fire control system. The test...
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6064196 |
Apparatus and method for calculating muzzle velocity
Apparatus for measuring projectile muzzle velocity with an accuracy of ±0.1% is mounted in an easily portable muzzle attachment. It operates in the following manner. A washer shaped permanent...
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5965835 |
Apparatus for monitoring the loaded or unloaded condition of a front loading weapon
A front loading weapon includes a barrel for firing ammunition therefrom; a breechblock arranged at a rear terminal portion of the barrel; a firing pin carried by the breechblock; and an apparatus...
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5924867 |
Computerized archery aid
An archery teaching aid is provided including a shooting area. A first camera is mounted to a top wall of the shooting area which is capable of viewing and recording an arrow passing thereby. A...
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5918304 |
Apparatus for monitoring the firing stress of a weapon barrel
A weapon includes a barrel for firing ammunition therefrom; and an apparatus for monitoring firing stresses of the barrel. The apparatus includes a body sound sensor mounted on the weapon and...
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5918262 |
Frangible microsphere peak pressure measuring device and method of making same
Peak pressure of a shock wave can be measured by a plurality of frangible crospheres of known fracture pressures. The microspheres are sized to be surrounded by the shock wave as the shock wave...
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5827958 |
Passive velocity data system
There is provided a velocity measuring system contained on-board a projectile. The velocity is determined by a microprocessor on-board said projectile that bases the computation on a measurement of...
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5813279 |
System for positioning boresight calibration tools
A system useful in boresight calibration of a launch cell is provided. The aunch cell has a central longitudinal axis coincident with a central longitudinal axis of a projectile that it would...
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5813278 |
Projectile grenade launching system tester
A projectile grenade launching system tester, comprising a battery, a fem jack to receive voltage from a grenade launcher, a plurality of operational amplifiers to receive constant current from the...
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5799433 |
Round sensing mechanism
A mechanism for determining the presence of a round of ammunition within a firearm by measuring the resistance across the round upon passing a test current through electrodes positioned to contact...
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5778725 |
Assembly and method for testing an underwater gun
A test assembly for testing an underwater gun in a tank of liquid includes or disposition in the tank in the liquid, a mount for accepting and retaining the gun to be tested, a plurality of baffle...
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5771741 |
Method for testing gas driven torpedoes using a steam delivery system
A torpedo is provided in a static test fixture where the engine, normally iven by the combustion of otto fuel is driven from a land based source of superheated steam. The torpedo's otto fuel engine...
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5761954 |
Trigger analyzer
A device for measuring the entire profile of a firearm's trigger performance. This device may be either hand held or permanently mounted. The device may be connected to a sensor for sensing strike...
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