Did You Know...
...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 6336408 | Cooling system for downhole tools Apparatus and method for cooling a component inside a tool includes a container and a plurality of heat sinks positioned in the container. The components are positioned in the container with the heat sinks for maintaining a reduced temperature inside the ... | 01/08/2002 |
| 6237940 | Inflator for side curtain An apparatus (10) comprises an inflatable vehicle occupant protection device (14) having internal surfaces (48). The apparatus (10) also comprises an inflator (20) for directing gas (104) into the inflatable device (14) to inflate the inflatable device. T... | 05/29/2001 |
| 6112633 | Disposable explosive foam dispenser A lightweight aerosol dispenser enclosing a first component of an explosive nature is filled at a factory. A second component is supplied in a smaller container, separate from the dispenser, containing a predetermined amount of propellant. By providing se... | 09/05/2000 |
| 6062142 | Autoignition system for inflator devices with separator that melts An autoignition system for use in an inflator or method of inflating includes a separator which divides a composition capable of spontaneous combustion or autoignition so that it cannot combust until the separator is removed or altered in form. The separa... | 05/16/2000 |
| 5780765 | Pyrogen compound kit for an electrical model rocket ignitor The invention is directed to an electrical ignitor for a model rocket, including two insulated lead wires, with each lead wire having an uninsulated end. An element wire interconnects the uninsulated ends from each lead wire. The element wire forms a plur... | 07/14/1998 |
| 5773750 | Rock fragmentation system using gold schmidt method A rock fragmentation system using Gold Schmidt method and process for blasting using the machine are provided, wherein the blasting machine has a capacitor bank, a switch, a high voltage electric power supply, a first charge dump and a second charge dump,... | 06/30/1998 |
| 5466537 | Intermetallic thermal sensor An intermetallic thermal sensor comprised of a hermetically sealed housing containing alternating layers of electronegative and active metals or their alloys in intimate contact. The layers may be wafer or washer-shaped. If washer-shaped, the holes in the... | 11/14/1995 |
| 5341720 | System for reducing the effects of powder temperature sensitivity on firing with guns A system for reducing the temperature-dependent influence of the powder on the muzzle velocity of ammunition units on discharging of the ammunition units from a barrel of a large-caliber gun with high muzzle velocities includes a plurality of part charges... | 08/30/1994 |
| 5337649 | Device for controlling ammunition units discharged in salvos by charges composable from part charges A device for controlling discharge of ammunition units from the barrel of a gun in sequence with muzzle velocities within a large velocity range, enables simultaneous activation of the ammunition units on a target area. The device comprises a plurality of... | 08/16/1994 |
| 5335577 | Method and apparatus for preventing hazardous explosion of ammonium nitrate A one-shot thermal fuse mounted directly on the casing of a centrifugal pump to prevent overheating and concentration of ammonium nitrate. The thermal fuse is screwed into a standard pipe coupling welded to a designated location on the pump casing. The th... | 08/09/1994 |
| 5157223 | Explosive attenuating structure A structure for attenuating explosive shock waves to prevent propogation of accidental explosions by sympathetic detonation of adjacent explosives comprising bidirectionally symmetric layers of material of consecutively increasing or decreasing acoustic i... | 10/20/1992 |
| 5153369 | Safe and arm device with expansible element in liquid explosive A safe and arm device, which has an explosive train interrupted by a void establish a safe condition, has the void filled with a liquid explosive to establish an armed condition. The void may be in a device in which the liquid explosive is motivated by f... | 10/06/1992 |
| 5060973 | Liquid propellant inflator for vehicle occupant restraint apparatus To deploy an inflatable member, such as an occupant restraint safety bag in a motor vehicle, a liquid propellant is expelled from a storage reservoir into a reaction chamber through ports created at frangible pressure points in the reservoir wall and igni... | 10/29/1991 |
| 5014623 | Binary munition system A binary munition system comprising at least two non-explosive ingredients hat combine in flight to form a relatively safe explosive. The combination of said non-explosive ingredients for the purpose of forming safe explosives is novel. The binary munition... | 05/14/1991 |
| 4920852 | Portable, self-contained explosives system The present invention relates to a system for forming an explosive and more particularly to a system that is portable, self-contained and is capable of mixing essentially non-explosive ingredients from separate containers or separate compartments within a... | 05/01/1990 |
| 4757765 | Rotational projectile A rotational projectile having a hollow, metallic nose portion (1) containing a charge adapted to detonate by impact against a target without the use of a fuse, whereby the nose portion, rearwardly of either a detonatable charge (2) or a component of such... | 07/19/1988 |
| 4697521 | Method for opaquing visible and infrared radiance and smoke-producing ammunition which implements this method The invention concerns a method and a smoke-producing pyrotechnical ammunition to shield the visible and infrared radiance in a wave length included between 0.4 and 14 μm emitted by a target. First we produce instantly a first hot aerosol with a fast pyr... | 10/06/1987 |
| 4634480 | Method of combining liquid explosive compositions for field operations A method of combining explosive compositions prepared from commercially available nitric acid and a common industrial solvent is disclosed herein which exhibits exceedingly high blasting strengths. The compositions are relatively more stable than conventi... | 01/06/1987 |
| 4330871 | Detecting subterranean hydrocarbon accumulations Methods of detecting the presence and extent of hydrocarbon accumulations in subterranean formations are provided comprising introducing a first gas into the formation having the property of being substantially unreactive with the formation and with water... | 05/18/1982 |
| 4140059 | Safety device for projectiles A safety device for a projectile is provided which includes a charge adapted to function as either an ignition charge or as a booster and relay charge. The charge comprises at least two components each of which comprises solid particles. These solid parti... | 02/20/1979 |
| 4095528 | Vehicle with combined fuel tank/warhead A vehicle driven by a combustible fuel propulsion system, in which the fuel emaining upon arrival at the target is exploded to act as a warhead. The vehicle has a fuel tank incorporated into the structure, which will hold more than enough fuel to complete ... | 06/20/1978 |
| 4093478 | Activated ammonium nitrate explosive composition An economical and effective explosive composition is manufactured by combining appropriate proportions of activated ammonium nitrate, a fuel and preferably a sensitizer. The preferred fuel is a liquid hydrocarbon derivative or a liquid or solid hydrocarbo... | 06/06/1978 |
| 4058061 | Explosive device This disclosure concerns an explosive device, such as a mine, which comprises a flexible enclosure having a pair of separate chambers formed therein. Substantially non-explosive liquids, which when mixed form a liquid explosive material, are respectively ... | 11/15/1977 |
| 4042431 | Two component field mix hydrazine base explosive A two component field mix explosive composition comprising a first solid component comprising ammonium nitrate or mixtures of ammonium nitrate with ammonium perchlorate, and a second liquid component comprising as a first ingredient hydrazine, a second in... | 08/16/1977 |
| 4006687 | Safe detonator device A detonator device comprising an initiator located in contact with an insensitive liquid component of a two-component liquid explosive composition in a container, the container having ullage space for the subsequent addition of a second liquid component, ... | 02/08/1977 |
| 4000696 | Cartridge for two component field mixed explosive An explosive cartridge for use in an explosive column train by end to end coupling of a plurality of cartridges. Each cartridge comprises a cylindrical containing shell having an open rear end in which is a closure plug. In the pre-mix condition, the cart... | 01/04/1977 |
