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| Number | Title | Issue Date |
| 4550601 | Method for determining the magnitude of earth's gravity An improved method that directly and continuously determines the magnitude f the earth's gravity in relation to a user platform at one or more selected points on or above the earth's surface. An improved Global Positioning System (GPS) is used to carry out... | 11/05/1985 |
| 4506368 | Dye lasers using 2-(4-pyridyl)-5-aryloxazoles and quaternary salts of these compounds 2-(4-pyridyl)-5-aryloxazoles and certain quaternary salts of these compounds are useful as visible-wavelength lasing dyes. These dyes are used in solution with non-interferring polar solvents, such as low molecular weight alcohols, H2 O, and D | 03/19/1985 |
| 4497046 | Long line hydrophone A long line hydrophone wound with a pair of bifilar ribbons that are connected to a constant current high frequency source.... | 01/29/1985 |
| 4475461 | Monolithic multi-point warhead initiator A monolithic multi-point initiator for a warhead wherein a single detonator s connected by multiple interconnected conduits packed monolithically with an initiator compound that delivers detonating waves to a series of multi-point explosive charges or pell... | 10/09/1984 |
| 4436569 | Method for forming a protective cover for aircraft having conical radomes A rain erosion resistant protective covering for aircraft having pointed or conical radomes and method of forming the protective covering. The protective covering is a layered material of polyurethane, contact adhesive, and polyethylene which is formed in... | 03/13/1984 |
| 4427167 | Stabilizing apparatus for an air launched weapon Apparatus for stabilizing a weapon launched from an aircraft. The weapon is rovided with a plurality of concentric rings mounted on the nose of the weapon for reducing nose lift. The tail of the weapon is provided with a plurality of wedge shaped fins posi... | 01/24/1984 |
| 4420350 | Doublebase ballistic modifiers The inclusion in a double base propellant of a ballistic modifier selected rom the class consisting of copper, lead, tin, and bismuth chelates of a dihydroxybenzophenone or alkoxyhydroxyphenzophenone.... | 12/13/1983 |
| 4415898 | Method of determining the material composition of a dielectrically coated radar target/obstacle An apparatus for and a method of determining the material properties of a dielectric and/or conducting radar target by deciphering the backscattered signals returned from the target is disclosed. The resonance "code" of the echo signals from the target is... | 11/15/1983 |
| 4415974 | Airspeed display scale with integral trend indication A digitally activated display scale in association with digital-electronic ircuitry, displays both the airspeed and airspeed trend of a landing aircraft. The digital/electronic circuitry process an analog voltage corresponding to an airspeed range of 80 to... | 11/15/1983 |
| 4414413 | 1,2-Di[N,N-Bis(2-fluoro-2,2-dinitroethyl)carbamyl]hydrozine N,N,N',N'-tetrakis(2-fluoro-2,2-dinitroethyl) oxamide, ##STR1## which is prepared by the following reaction sequence ##STR2## N,N,N',N'-tetrakis(2-fluoro-2,2-dinitroethyl) oxamide is a high density, energetic explosive which is melt castable as ... | 11/08/1983 |
| 4413906 | Passive optical rangefinder/sextant having search capability Uniquely integrating a search mirror and a deflection mirror with a passive ptical rangefinder and a remote sextant, enhances the operation of both devices. The improved rangefinder/sextant provides day/night 360° azimuthal and at least -5° to about 60°... | 11/08/1983 |
| 4414641 | Digital m of n correlation device having increased bit rate A digital m of n correlation device using signal and reference shaft registers, modulo 2 adders, unique 1-bit D/A converters, and single resistor analog summing provides a very fast correlation product for pulse compression modulations such as phase or fr... | 11/08/1983 |
| 4411838 | Unsymmetrical polynitrocarbonates and symmetrical 1,3-bis(halo- and nitroalkyl carbonyldioxy)-2,2-dinitropropanes and methods of preparation Unsymmetrical carbonates of the formula ##STR1## are prepared by the following reaction sequence ##STR2## where R and R' can each be --CH2 C(NO2)3, CH2 CF(NO..2)2, --CH2 CF2... | 10/25/1983 |
| 4411837 | Halo, nitro, and halonitro S-alkyl thiocarbonates Unsymmetrical carbonates of the formula ##STR1## are prepared by the following reaction sequence ##STR2## where R and R' can each be --CH2 C(NO2)3, CH2 CF(NO..2)2, --CH2 CF2... | 10/25/1983 |
| 4408830 | Multidirectional translator mechanism The invention is a planar x-y translator for precision alignment of one p relative to another comprising a mounting plate holder, an adjustable cradle and a housing wherein the cradle is spring biased within the housing by multiple spring means at the to... | 10/11/1983 |
| 4408405 | Underwater excavator An underwater excavator comprising a modular non-metallic cofferdam wherein ater under pressure exits from a plurality of nozzles along at least one side of the base of the cofferdam and a fluid driven eductor driven by pressurized fluid evacuates the susp... | 10/11/1983 |
| 4406947 | Calibrating device for ionizing radiation dosimeters A transportable calibration and storage device for use in calibrating radion dosimeters. The calibration device comprises a drum filled with a radiation attenuating material that may be solid, water, or water-extended solid. This material shields the rad... | 09/27/1983 |
| 4406718 | Tetraazido polyesters and methods of preparation Novel tetraazido polyesters comprising compounds of the following generic formula ##STR1## and methods of preparation of these polyesters.... | 09/27/1983 |
| 4405100 | Turbulence generator for maximizing configuration tolerances of free flight ordnance A turbulence generator is provided on the forward end of a free flight ornce device to induce a turbulent boundary layer over the surface of the device. The turbulent layer generated is thicker than the normal boundary layer and helps reduce drag dispari... | 09/20/1983 |
| 4395951 | Water-armed/air-safed release apparatus An improved release apparatus, including an actuator device, a release dee and a firing device, releases the firing device in a water environment and not in an air environment when the actuator device is remotely actuated. When in a water environment, a ... | 08/02/1983 |
| 4394197 | Cook-off resistant booster explosive A cook-off resistant booster explosive comprising a mixture of 1,3,5-triao-2,4,6-trinitrobenzene, with a second explosive selected from the group consisting of cyclotrimethylenetrinitramine (RDX), cyclotetramethylenetetranitramine (HMX), and mixtures the... | 07/19/1983 |
| 4392410 | Ultrasonic loading of extrudable plastic bonded explosives A method for loading a plastic bonded explosive by the use of ultrasonic rations and moderate pressure.... | 07/12/1983 |
| 4389265 | Breakdown of solid propellants and explosives, recovery of nitramines Processes for reclaiming nitramines from propellants by dissolution of the rosslinked propellant binder by heating the propellant with either (1) a mixture of 2-aminoethanol, an aromatic solvent, and optionally a second low molecular weight alcohol, or (2)... | 06/21/1983 |
| 4389028 | Flat trajectory projectile An unguided projectile achieves a flat trajectory by generating gravity-ctering aerodynamic lift. The lifting device is stabilized in roll by a displacement-type gyroscope which is mounted directly to the lifting section of the projectile. Both the lifti... | 06/21/1983 |
| 4388126 | Multi-component propellant charges A multi-component propellant charge is disclosed wherein one component is energetic high-strength composite resin, which is plasticized by an energetic plasticizer and supports the other components during the high-acceleration stage of the propellant's p... | 06/14/1983 |
| 4388588 | Flush mountable plasma density profile probe device Information about the plasma density profile in an aerodynamic flow field of plasma adjacent a supersonic space vehicle or test model is provided by a flush mountable plasma density profile probe device having at least three striplines embedded in and sep... | 06/14/1983 |
| 4378258 | Conversion between magnetic energy and mechanical energy A method of converting magnetic energy to mechanical energy comprising subjecting a material of the formula Rx T1-x wherein R is a rare earth or mixtures thereof, T is Fe, Ni, Co, Mn, or mixtures thereof, and 0 | 03/29/1983 |
| 4374577 | Adapter assembly for flat trajectory flight An aerodynamic lift-generating adapter assembly secures to the nose of an guided projectile to provide a capability for flat-trajectory flight. The adapter assembly comprises a rotatably-supported, roll-stabilized lift-generating section coupled to an act... | 02/22/1983 |
| 4373690 | Deployable support structure for spacecrafts A spacecraft associated deployable support structure which incorporates a ssive mechanism for extending an elongated arm, having a supporting surface, from a position adjacent to the spacecraft into a position extensive in relation to the spacecraft, wher... | 02/15/1983 |
| 4372213 | Molten metal-liquid explosive method An explosive device comprising: (1) a metal liner composed of a metal selected from the group consisting of luminum, magnesium, copper, and brass, the liner enclosing a chamber; (2) a liquid contain in the chamber; (3) a layer of pyrotechnic material surrounding the... | 02/08/1983 |
| 4372214 | Explosive auto-enhancement device An explosive auto-enhancement device for providing higher detonation pressure than can be achieved with conventional explosives by the use of magnetic precompression for enhancing the detonation wave. A cylindrical armature containing an explosive charge ... | 02/08/1983 |
| 4371232 | Graded gap semiconductor optical device A variable temperature method for the preparation of single and multiple taxial layers of single-phase (e.g., face-centered cubic), ternary lead chalcogenide alloys (e.g., lead cadmium sulfide [Pb1-w Cdw ]a [S]1-a | 02/01/1983 |
| 4371882 | Process for preparing isolated junctions in thin-film semiconductors A controlled environment process for making diode arrays by depositing the sublimate of a semiconductor material through an aperture of a mask placed nearby a substrate and then subjecting part of the sublimate to ion implantation. The aperture causes dif... | 02/01/1983 |
| 4364170 | Ball bearing assembly device A ball bearing assembly device for permitting dry assembly of bearings wiut additional equipment. The assembly device is provided with an inner body surrounded by an outer body so as to create a circumferential gap therebetween. The gap is provided with ... | 12/21/1982 |
| 4362898 | Flush mounted low impedance grounding cone A device for grounding a coaxial cable to a ship's hull or bulkhead having n opening for the cable, is configured to include a split metallic cone with serrated apex portions fastenable around a bared shield of the coaxial cable, and flanged base portions ... | 12/07/1982 |
| 4357185 | Process for coating crystalline explosives with polyethylene wax An improved method of coating crystalline high explosives with polyethylene ax comprising: (a) forming a loose slurry of finely divided crystalline explosive particles in water; (b) adding an emulsion of (1) an emulsifiable polyethylene wax, (2) potassium stear... | 11/02/1982 |
| 4352292 | Instrument for measuring dynamic viscoelastic properties A method and apparatus for measuring the dynamic material constants of rur compounds. The rubber compound is tested in strip form by attaching one end of the strip to an electromechanical shaker while the opposite end of the strip is suspended under cons... | 10/05/1982 |
| 4352542 | Cable connector A connector for joining a fiber optic cable. The connector is constructed th a thin wall tube enclosing strips of a shape memory alloy material. The strips are bent and inserted into the thin wall tube such that an axial cavity is formed between the oppos... | 10/05/1982 |
| 4349396 | Metal-cutting pyrotechnic composition A pyrotechnic composition, suitable for metal cutting, comprises an oxidi selected from the class consisting of calcium sulfate hemihydrate, anhydrous calcium sulfate, magnesium monohydrate, anhydrous magnesium sulfate, anhydrous strontium sulfate, and m... | 09/14/1982 |
| 4339764 | PbSx Se1-x semiconductor A high temperature method for the preparation of single and multiple epitaxial layers of single-phase lead sulfide-selenide, [Pb]a [Sx Se1-x ]1-a wherein x varies between one and zero, inclusive, and a=0.500&#b1... | 07/13/1982 |
