Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 8118955 | Thermobaric materials and devices for chemical/biological agent defeat A thermobaric self-sustaining reactive composition, method and device for defeating chemical or biological agents includes a first material including at least one of a Group IV or Group V metal; a second material reactive with the first material in an exothermic int... | 02/21/2012 |
| 8048241 | Explosive device A high energy, stable, electrically activated explosive replacement comprises at least a mixture of a metal, a highly-halogenated polymer moiety (HHPM) and a reduced (or non-) halogenated polymer moiety (RHPM). These replacements can also be used as detonators, init... | 11/01/2011 |
| 7328571 | Semi-axisymmetric scramjet flowpath with conformal nozzle In accordance with a first aspect of the present invention, an aircraft having a scramjet engine is provided. The scramjet engine includes a flowpath which varies in three dimensions. In accordance with a second aspect of the present invention, a method for launchin... | 02/12/2008 |
| 7304410 | Electrostatic motor including projections providing a clearance between stator and slider electrode members An electrostatic motor includes a stator electrode member (1a) and a slider electrode member (1b). The stator electrode member (1a) and the slider electrode member (1b) are provided with drive electrode pattern... | 12/04/2007 |
| 7278353 | Reactive shaped charges and thermal spray methods of making same Shaped charge liners are made of reactive materials formed by thermal spray techniques. The thermally sprayed reactive shaped charge materials have low porosity and high structural integrity. Upon detonation, the reactive materials of the shaped charge liner undergo... | 10/09/2007 |
| 7278354 | Shock initiation devices including reactive multilayer structures The invention provides shock initiation devices comprising multilayer structures with constituent layers that undergo an exothermic self-propagating reaction once initiated by shock. The multilayer structures may be used as components in shaped charges, EFP devices,... | 10/09/2007 |
| 7188567 | Gas generation system A gas generator (24; 140) may be used in an inflatable member system (20) which includes an inflatable member (22) expandable from a stowed condition to a deployed condition. The generator may include a flexible container (30; 150) within the in... | 03/13/2007 |
| 7063810 | Co-extrusion of energetic materials using multiple twin screw extruders The invention comprises a continuous, integrated process to produce a multiple layered energetic material where the layers comprise energetic materials having, at least, two different burning rates. The process uses at least two twin-screw extruders to process at le... | 06/20/2006 |
| 7052562 | Methods for making and using high explosive fills for very small volume applications High explosives suitable for filling very small volume loading holes in micro-electric initiators for micro-electro-mechanical mechanisms, used as safe and arm devices, are prepared from slurries of crystalline energetic materials and applied using various methods. ... | 05/30/2006 |
| 7044225 | Shaped charge A shaped charge is formed having a pressed polymer pellet positioned between the explosive charge and the metal liner. The shock wave resulting from detonation of the explosive passes through the polymer to the liner. The collapse of the liner results in the formati... | 05/16/2006 |
| 6989064 | Hi-temp explosive binder The present invention provides high temperature explosive binders. More specifically, the present invention provides thermally stable polymeric binders for use in pressed explosives and suitable for environments such as the oilfield environment. ... | 01/24/2006 |
| 6962633 | Amine azide propellant A novel family of amine azides having a cyclic structure therein is disclosed. These compounds have attractive properties as rocket propellants. ... | 11/08/2005 |
| 6962634 | Low temperature, extrudable, high density reactive materials A reactive material for use as a reactive liner in penetrating (shape-charge) warheads and for use in reactive fragments in fragmenting warheads is disclosed. The reactive material comprises an oxidizing agent and a metal filler or metal/metal oxide filler. The oxid... | 11/08/2005 |
| 6913661 | Ammonium nitrate propellants and methods for preparing the same The present invention is directed to an age-stabilized and/or strengthened ammonium nitrate propellant composition wherein the strengthening agent is selected from the group consisting of azodicarbonamide, dicyandiamide, oxamide and mixtures thereof and wherein the ... | 07/05/2005 |
| 6875294 | Light metal explosives and propellants Disclosed herein are light metal explosives, pyrotechnics and propellants (LME&Ps) comprising a light metal component such as Li, B, Be or their hydrides or intermetallic compounds and alloys containing them and an oxidizer component containing a classic explosive, ... | 04/05/2005 |
| 6843868 | Propellants and explosives with flouro-organic additives to improve energy release efficiency A non-/low-toxic, non-hypergolic, propellant formulation generally comprising metal nanoparticles, such as boron, aluminum, or carbon, and one or more fluoro-polymers mixed in in particulate form. The present invention takes advantage of the increased surface area p... | 01/18/2005 |
| 6783616 | Method to produce pyrotechnical igniting mixtures The invention relates to pyrotechnic primer charges produced on the basis of metal powders or metal hydride powders, potassium perchlorate and binders. In order to obtain a homogenous mixture, the powdery components are mixed with a liquid dispersing agent in a susp... | 08/31/2004 |
| 6783615 | Insensitive explosives for high speed loading applications An insensitive high energy explosive is disclosed which can be processed on high speed loading equipment without significant buildup of explosive material on the tooling of the high speed loading equipment. The insensitive high energy explosive comprises (a) from ab... | 08/31/2004 |
| 6723190 | ESD sensitivity in titanium/boron compositions A communication system comprises an input-output processor IOP (11) coupled to a plurality of network devices (10) and a protocol processor PP (12), both processors being coupled to a common memory (15). Memory access control means (16... | 04/20/2004 |
| 6679960 | Energy dense explosives The present invention is directed to EDE (Energy Dense Explosives), wherein particles of a reducing metal and a metal oxide are dispersed throughout a conventional high explosive. When the resulting EDE is detonated, the reducing metal and the metal oxide... | 01/20/2004 |
| 6675716 | Pyrotechnic pellet decoy method A method for decoying an infrared seeker comprising the steps of providing a plurality of small pyrotechnic pellets, igniting the pellets and dispersing the pellets.... | 01/13/2004 |
| 6635130 | Pyrotechnic composition for producing IR-radiation A pyrotechnic active material for producing IR-radiation is proposed. An active material according to the invention contains fuel (preferably magnesium) which combines with fluorine in a strongly exergonic reaction (for example Li, Be, Mg, Ca, Sr, Ba, Ti,... | 10/21/2003 |
| 6547993 | Process for making polytetrafluoroethylene-aluminum composite and product made A process for making a Teflon/aluminum composite includes providing Teflon powder and aluminum powder wherein a size of Teflon particles is about 7 to 12 times a size of aluminum particles; mixing the Teflon powder with the aluminum powder on about a 3 to... | 04/15/2003 |
| 6485586 | Lower burning rate, reduced hazard, high temperature incendiary A low burning rate, high temperature incendiary composition having a reactive material of titanium, a second reactive material of boron, an oxidizer of polytetrafluoroethylene in an amount of from about 20 weight percent or greater of the composition and ... | 11/26/2002 |
| 6432231 | Extrudable black body decoy flare compositions An extrudable black body decoy flare composition which, when combusted, provided black body radiation is disclosed. The compositions generally include from about 40% to about 70% metal such as magnesium or aluminum, from about 10% to about 40% polytetrafl... | 08/13/2002 |
| 6409854 | Low burning rate, reduced hazard, high temperature incendiary A high temperature incendiary composition having a reactive material of titanium, a second reactive material of boron, an oxidizer of polytetrafluoroethylene in an amount of from about 10 weight percent or less of the composition and a binder of carboxyl-... | 06/25/2002 |
| 6402864 | Low slag, reduced hazard, high temperature incendiary A high temperature incendiary composition having a reactive material of titanium, a second reactive material of boron, an oxidizer of polytetrafluoroethylene in an amount of from about 20 weight percent or greater of the composition and a binder of CTBN i... | 06/11/2002 |
| 6325876 | Energetic plasticizers containing 3,3-bis(difluoroamino)-1,5-dinitratopentane and method of preparation A compound has the structure of 3,3-bis(difluoroamino)-1,5-dinitratopentane and is useful in energetic materials.... | 12/04/2001 |
| 6309484 | Propellent charge powder for barrel-type weapons A propellent charge powder for barrel-type weapons having a plasticizer on the basis of nitramine and nitrocellulose, nitramine and energetic and non-energetic plastic binders, or nitrocellulose or an explosive, and wherein the plasticizer is a mixture of... | 10/30/2001 |
| 6174391 | Magnesium-fueled pyrotechnic compositions and processes based on elvax-cyclohexane coating technology Storage-stable metal-fueled pyrotechnics and methods for manufacturing such compositions are provided. These are manufactured by granulating a mixture of liquid cyclohexane, powdered metal fuel, optional Teflon.RTM. powder, and at least one ethylene and v... | 01/16/2001 |
| 6136111 | Combustible composition for use in vehicle safety systems Disclosed are compositions that are useful as microgas-generators, which can be used as propellants in airbags or seatbelt pretensioners. The compositions use a fuel which comprises an organic compound having a high ratio of the number of reactive carbon-... | 10/24/2000 |
| 6132536 | Automated propellant blending An automated propellant blending apparatus and method uses closely metered addition of countersolvent to a binder solution with propellant particles dispersed therein to precisely control binder precipitation and particle aggregation. A profile of binder ... | 10/17/2000 |
| 6045637 | Solid-solid hybrid gas generator compositions for fire suppression A solid-solid hybrid gas generator composition includes a solid gas generator material and a solid, flame retardant material. The flame retardant material may include one or more bromine-, chlorine- and phosphorous-containing compounds. The gas generator ... | 04/04/2000 |
| 5993578 | Method of drying pyrotechnic compositions Disclosed is an improved method of drying a slurry of adhesive particles and counter-solvent such as a slurry of pyrotechnic particles and counter-solvent produced by the precipitation method, wherein the counter-solvent is evaporated from the slurry for ... | 11/30/1999 |
| 5886293 | Preparation of magnesium-fluoropolymer pyrotechnic material A process for preparing energetic materials by (1) dissolving a vinylidenuoride-hexafluoropropylene copolymer in a ketone that is acetone, methyl ethyl ketone, or mixtures thereof, (2) adding polytetrafluoroethylene particles and reactive metal (magnesiu... | 03/23/1999 |
| 5763814 | Electrical initiator The invention relates to an electrical initiator which can be used with an automobile air bag or seat belt pretensioner. The initiator comprises a header, a cup, conducting pins, epoxy pin seals, a bridgewire, a primer, and an output charge. The header an... | 06/09/1998 |
| 5741999 | Gas generating agent composition This invention aims to provide a gas generating composition of a gas generator for an air bag, which composition produces less combustion residues and is easily adsorbed. This composition comprises azide of alkali metal or alkaline earth metal, metallic s... | 04/21/1998 |
| 5728964 | Electrical initiator The invention relates to an electrical initiator which can be used with an automobile air bag or seat belt pretensioner. The initiator comprises a header, a cup, conducting pins, epoxy pin seals, a bridgewire, a primer, and an output charge. The header an... | 03/17/1998 |
| 5679921 | Infra-red tracking flare This invention relates to flares; more particularly it relates to flares ch are good emitters of infra-red radiation and which are adapted to be attached to rockets for tracking purposes.... | 10/21/1997 |
| 5627339 | Energetic compositions containing no volatile solvents Energetic compositions and the process for obtaining same for use as the itable composition in infrared-emitting decoy flares, for high-temperature ignition compositions, and the like, are disclosed. These compositions are attained by combining a fluorin... | 05/06/1997 |
