With Means To Form Bursting Charge After Projection Patents (Class 102/477)
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Patent number: 10436557Abstract: A projectile for piercing armor includes an outer jacket built around a penetrator assembly. The penetrator assembly includes an inner jacket, a penetrator, and an incendiary charge. The inner jacket includes a leading part and a trailing part. The incendiary charge is carried by the leading part of the inner jacket. The penetrator is made of an armor-piercing material and includes an armor-piercing leading extremity, a trailing extremity, and an outer surface. The armor-piercing leading extremity extends into the trailing part of the inner jacket, and the inner jacket bears against the outer surface of the penetrator between the armor-piercing leading extremity and the trailing extremity. An empty space within the inner jacket is between the armor-piercing leading extremity of the penetrator and the incendiary charge.Type: GrantFiled: April 18, 2016Date of Patent: October 8, 2019Assignee: AMMO TECHNOLOGIES, INC.Inventor: Michael A. Stakes
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Patent number: 9863739Abstract: A munitions dispenser employs a plurality of launch tubes mounted in an array as a segmented dispenser assembly. Each tube in the array is configured to carry a selected munition releasably coupled in a cylindrical bore of the tube for substantially vertical release through a lower aperture. A frame, mountable to an air vehicle, carries the array of launch tubes. A skin covers the array of launch tubes with the skin and frame with the array configured for nested engagement of multiple segmented assemblies.Type: GrantFiled: September 22, 2015Date of Patent: January 9, 2018Assignee: The Boeing CompanyInventor: William C. Hester, Jr.
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Patent number: 8468946Abstract: A modified 40 mm grenade round designed to breach doors without throwing a significant amount of shrapnel into a building's interior or back toward the shooter. The modified round includes a forward extension on the ogive. The extension is rigidly connected to a thrust column which transmits an impact load directly from the ogive's nose cap to the striker on the fuse assembly. This configuration detonates the explosive charge within the projectile while the explosive is still well outside the door. This early detonation throws a pressure wave again the door's exterior, forcing the door inward.Type: GrantFiled: March 24, 2011Date of Patent: June 25, 2013Assignee: Chemring Ordnance, Inc.Inventors: Bruce G. Van Stratum, James P. Muncie, Matthew E. Eckel
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Patent number: 8413586Abstract: A modified 40 mm grenade round designed to breach doors without throwing a substantial amount of shrapnel into a building's interior. The modified round includes a standoff device located on its forward end. The standoff device detonates the explosive charge within the projectile before the nose of the projectile actually strikes the target. This early detonation throws a pressure wave again the door's exterior, forcing the door inward. Shrapnel produced by the detonation remains primarily outside the door. Thus, the modified projectile is able to blow open a door without throwing a significant amount of shrapnel into a building's interior.Type: GrantFiled: January 19, 2010Date of Patent: April 9, 2013Assignee: Chemring Ordnance, Inc.Inventor: Bruce G. Van Stratum
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Patent number: 8387538Abstract: Some embodiments pertain to a projectile that includes a propellant and a casing that encloses the propellant such that the casing acts as a reaction chamber during flight of the projectile. The casing includes a plurality of flechettes. When the projectile strikes (or is near) a target, a large internal sheer pressure forms within the casing. This sheer pressure causes the flechettes to sheer apart at the thinnest sections of the casing. Once the thin sections of the casing are sheered apart, the flechettes will be unconstrained such that the flechettes take individual flight paths.Type: GrantFiled: October 5, 2010Date of Patent: March 5, 2013Assignee: Raytheon CompanyInventor: Steven J. Elder
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Patent number: 8297187Abstract: A marking projectile comprises separate compartments that break during launch due to rotation of the projectile as it leaves the barrel of a weapon. Metal pellets contained within the compartments are pressed outward and pierce the compartment walls. This allows for mixing of chemical materials contained within the compartments, so that the materials substantially react by the time the projectile strikes a target. The chemical materials may be a pair of chemi-luminescent components, or components that create heat for thermal marking.Type: GrantFiled: July 12, 2010Date of Patent: October 30, 2012Assignee: Rheinmetall Waffe Munition GmbHInventor: Kevin Michael Sullivan
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Patent number: 8245645Abstract: A mine defeating projectile includes a housing defining an inner cavity, a plurality of channels extending through a front surface of the housing and to the inner cavity, and a plurality of cutout sections extending through as side wall thereof. The projectile further includes a fragmentation sleeve disposed in the inner cavity of the housing and a slider sleeve disposed in the inner cavity of the housing abutting an aft end of the fragmentation sleeve. The slider sleeve includes an explosive train and the slider sleeve is frangibly attached to the housing. The projectile further includes a finned section attached to an aft end of the housing. The finned section defines a protrusion for initiating the explosive train. The protrusion is spaced apart from the explosive train.Type: GrantFiled: February 9, 2010Date of Patent: August 21, 2012Assignee: Lockheed Martin CorporationInventors: Antonio Paulic, Lance Benedict
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Patent number: 7802520Abstract: A modified cartridge assembly including a projectile having a gas generator proximate its aft end. The projectile includes an aft closure having a cavity filled with gas generating material. The gas generating material is ignited around the time the projectile exits the weapon's muzzle. The gas generating material then burns while the projectile is in flight, spewing pressurized gas into the wake region immediately behind the projectile. The pressurized gas reduces the projectile's base drag.Type: GrantFiled: July 25, 2007Date of Patent: September 28, 2010Assignee: Martin ElectronicsInventor: Bruce G. Van Stratum
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Patent number: 7793591Abstract: A modified projectile round which is configured to function with a propellant cartridge such as described in U.S. Pat. No. 7,004,074. The projectile assembly uses a High-Low gas pressure cartridge to launch the projectile. When the high pressure cartridge is ignited, hot propellant gases rupture a burst cup and shoot propellant gases toward the aft end of the projectile. The hot propellant gases impinge against a delay carrier located in the aft end of the projectile. The contents of the delay carrier are thereby ignited. The delay carrier includes one or more delay columns ultimately terminating in an igniter charge. The delay columns burn as the projectile is in flight. A specified amount of time later, the igniter charge ignites an ignitable payload—such as a marker flare candle.Type: GrantFiled: June 6, 2007Date of Patent: September 14, 2010Assignee: Martin ElectronicsInventor: Bruce G. Van Stratum
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Publication number: 20100192795Abstract: An explosive component includes a first storage container holding a fuel, a second storage container holding an oxidizer, a mixer to mix the fuel and the oxidizer together into an energetic mixture, and a third storage container to hold the energetic mixture.Type: ApplicationFiled: February 4, 2009Publication date: August 5, 2010Inventor: Ronald J. Butte
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Patent number: 7493859Abstract: A method for achieving zero, or near zero, latency timed pyrotechnic events by utilizing distributed processing is presented. A list of timed events may be used to synchronize a pyrotechnic firing sequence with music or other external events. This list is distributed over a series of embedded microprocessors. Each microprocessor is then synchronized to a master controller clock, and enabled such that each processor may then fire independently as required by the master list. This distributed process removes the split-second timing requirement from the main controller enabling the achievement of zero latency and providing significantly more timing events to be processed simultaneously while alleviating problems such as wireless radio interference delays. Each module is capable of forwarding information to other modules, which may be a position that prevents wireless communication directly with the master controller.Type: GrantFiled: August 25, 2005Date of Patent: February 24, 2009Inventor: David Wayne Russell
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Patent number: 7415930Abstract: A seeking fused munition (10), which at the front end thereof, has a projectile-forming insert (12). In order to define an optimally effective projectile-forming insert (12), even in a configuration of relatively small caliber, the seeking fused munition (10) is of a full-caliber configuration without a casing. A tail portion (24) is provided at the rear end of the seeking fused munition (10). The tail portion (24) is connected to the seeking fused munition (10) along a peripherally extending specified rupture portion (26).Type: GrantFiled: September 7, 2006Date of Patent: August 26, 2008Assignee: Diehl BGT Defence GmbH & Co., KGInventors: Michael Raphelt, Günther Thurner, Armin Hofmockel, Otto Schäfer, Wilhelm Fürst
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Publication number: 20080006171Abstract: The grenade is a multi-purpose munition which can be used as a distraction device, like a flash bang grenade, and can be equipped with chemical agent powder for added capabilities. The grenade is also a sting ball grenade and is a less-lethal form of weapon, designed to reduce fatalities in civilians located in conflict areas. The munition is constructed to be low lethality, and capable of being launched from military and law enforcement 37 mm and 40 mm grenade launchers presently in use today. It is designed to be used in multiple roles when lethal projectiles are not a viable or preferred option, such as hostage situations, riots, room and building clearing operations, narcotics interdictions, distraction and diversionary purposes, and as a method of introducing a chemical agent into a small area from a distance. The grenade can be employed from distances over 400 yards, extending the range of the present art, which is 30 yards.Type: ApplicationFiled: July 5, 2006Publication date: January 10, 2008Applicant: Mr. George Leroy ConferInventor: George Leroy Confer
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Patent number: 7121210Abstract: In one aspect, an artillery projectile apparatus is provided that includes a carrier projectile containing a payload, and a fuze disposed at an ogive of the projectile and which is configured to eject the payload when the fuze is detonated. The fuze includes a receiver configured to receive location information from a radionavigation source and a processor configured to acquire position data from the receiver. The processor is also configured to estimate a projectile flight path using the position data, to determine intercept parameters of the artillery projectile relative to an ejection plane of its payload cargo, and to adjust an ejection event initiation command time of the payload in accordance with the determined intercept parameters. In some configurations, the present invention dramatically decreases range errors typically associated with delivering artillery payloads to specific targets.Type: GrantFiled: February 18, 2003Date of Patent: October 17, 2006Assignee: KDI Precision Products, Inc.Inventor: Michael F. Steele
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Patent number: 7044060Abstract: A delivery and release device for release and detonation of sequential explosive charges is disclosed to penetrate hardened structures. An aerodynamic shell is sized for delivery to a target by hand or mechanical means, including a first explosive charge is in a forward portion and a release device enclosing a second explosive charge is disposed in a shell rear portion. The release device includes a segmented cone positioned behind the first explosive charge, and a segmented cylindrical unit extending rearwards to enclose the second explosive charge within the shell during flight. Upon impact with the target, the first explosive charge detonates and directs high pressure gases against the target and deflection of gases rearwards against the segmented cone. The segmented cone and cylindrical unit are forced to separate and pivot outwards thereby releasing the second explosive charge for delayed delivery and detonation against the target leading to breach and destruction.Type: GrantFiled: July 7, 2005Date of Patent: May 16, 2006Assignee: The United States of America as represented by the Secretary of the ArmyInventors: Charles Stephen Cornelius, Charles M. Vessels
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Patent number: 6889612Abstract: A long-distance blast banger including a cartridge loaded with a blast banger made up from plastic material. The blast banger encompasses a sound explosives cup and a delay cup. The sound explosives cup is loaded with a sound explosives agent having components including perchloryl potassium, magnesium powder and aluminum powder. A sufficient sound value is acquired through appropriate compacting of the sound explosives cup, and therefrom realizes uniform shattering of the cup into small fragments that are insufficient to cause injury. Furthermore, at least two helical grooves extending from a bottom to a top of the cartridge are defined on an inner wall thereof, and ear attachments are configured on a base of an outer wall of the blast banger so as to correspond with the helical grooves, thereby engendering a spinning stability effect during flight time of the blast banger, reducing wind resistance, and thus increasing flight range.Type: GrantFiled: December 29, 2003Date of Patent: May 10, 2005Assignee: The 204th Arsenal, Material Production Center Armement BureauInventors: Joey Liaw, Kuei-Fu Fan, Shi-Xing Chang, Shu-Fang Chen
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Publication number: 20040211335Abstract: The invention relates to an ammunition arrangement. The ammunition arrangement comprises at least two active parts (2, 3), each with its own active charge (4, 6), arranged axially one behind the other. In order to make large holes in walls and the like without problems of great weight, the second active charge (6) is designed to act essentially in the radial direction at right angles to the direction of movement of the active charge.Type: ApplicationFiled: May 25, 2004Publication date: October 28, 2004Inventor: Jyrki Helander
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Patent number: 6796244Abstract: A ballistic projectile (10) includes a body (12) defining a hollow, open-ended payload cavity (22) covered by means of a cover portion (26) fitting as a spigot into a socket (12.1) defined by the body (12). Peripheral seats in the form of grooves (32), (34) are provided in register in peripheral slide surfaces of respectively the cover portion (26) and the body (12) forming the spigot-socket combination. A peripheral, discontinuous shear ring (36) is received within the respective grooves (32), (34) to bridge the interface and thus to lock the cover portion to the body. Pressure selectively generated in the payload cavity shears the ring (36) to allow parting of the cover portion to expose the payload cavity.Type: GrantFiled: April 3, 2003Date of Patent: September 28, 2004Assignee: Denel (Proprietary) LimitedInventor: Petrus Hugo Loubser
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Publication number: 20040159261Abstract: In one aspect, an artillery projectile apparatus is provided that includes a carrier projectile containing a payload, and a fuze disposed at an ogive of the projectile and which is configured to eject the payload when the fuze is detonated. The fuze includes a receiver configured to receive location information from a radionavigation source and a processor configured to acquire position data from the receiver. The processor is also configured to estimate a projectile flight path using the position data, to determine intercept parameters of the artillery projectile relative to an ejection plane of its payload cargo, and to adjust an ejection event initiation command time of the payload in accordance with the determined intercept parameters. In some configurations, the present invention dramatically decreases range errors typically associated with delivering artillery payloads to specific targets.Type: ApplicationFiled: February 18, 2003Publication date: August 19, 2004Inventor: Michael F. Steele
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Publication number: 20030110973Abstract: A non-lethal payload delivery assembly for use with a launching device having a non-lethal payload releasably contained in a carrier assembly. The carrier assembly being openable upon application of a deploying force to deploy the non-lethal payload after the carrier assembly and the non-lethal payload are launched as a unit from the launching device. An openable sabot assembly releasably contains the carrier assembly during before and during launch. The sabot assembly configured to absorb launch forces that exceed the strength of the carrier assembly alone independent of the sabot assembly. A payload deployment system connected to the carrier assembly is activatable after separation of the carrier unit from the sabot assembly following launch. The payload deployment system opens the carrier assembly for deployment of the non-lethal payload away from the carrier assembly and before reaching the target.Type: ApplicationFiled: November 27, 2002Publication date: June 19, 2003Inventors: Enrico R. Mutascio, Paul D. Heidenreich, James M. Krushat, Bogdan I. Vladescu
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Publication number: 20020121214Abstract: The invention relates to a projectile 1 to trigger avalanches and intended to be projected by a launcher tube. This projectile comprises a casing 2 intended to explode in the vicinity of or in contact with the snow through the action of priming means in order to cause an avalanche.Type: ApplicationFiled: February 26, 2002Publication date: September 5, 2002Inventors: Francis Ledys, Bernard Martiquet
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Patent number: 6230630Abstract: An aerodynamic projectile, preferably a non-lethal projectile, including a projectile shell having an aerodynamic structure and a controlled center of gravity which exhibits improved aerodynamics and resulting accuracy and which fractures in a predetermined pattern to disperse a fill contained therein. A method of making an aerodynamic projectile.Type: GrantFiled: March 10, 1999Date of Patent: May 15, 2001Assignee: Perfect Circle Paintball, Inc.Inventors: Gary E. Gibson, Michael A. Varacins
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Patent number: 5168123Abstract: The invention relates to the chemical initiation of detonation of a fuel-in-air (FAE) cloud such as might be used in a minefield breaching system. A component of the system is adapted to carry fuel to the breaching site and is also adapted to carry a compatible chemical, either gaseous or liquid. Upon detonation of a suitable explosive within the component the fuel is dispersed outwardly to form the cloud and the chemical is jetted outwardly into the cloud in a turbulent manner. A chemical reaction between the chemical initiator and the fuel-air mixture leads almost instantaneously to an explosive shock wave that propagates through the cloud causing detonation thereof. Such detonation neutralizes the minefield along a desired path. With the invention it is not necessary to utilize secondary charges and hence a more efficient and reliable breaching system is achieved.Type: GrantFiled: July 19, 1990Date of Patent: December 1, 1992Assignee: Her Majesty the Queen in right of Canada, as represented by the Minister of National Defence of Her Majesty's Canadian GovernmentInventor: John H. Lee
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Patent number: 5014623Abstract: 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 stores the non-explosive ingredients in separate compartments which utilize membranes, bags or containers to facilitate the separation. The munition is equipped with means in which to rupture the compartments upon launch or fire. The purpose of the munition is to maintain separation of the non-explosive ingredients and to achieve mixing of the ingredients upon launch or fire of said munition.Type: GrantFiled: October 3, 1989Date of Patent: May 14, 1991Assignee: The United States of America as represented by the Secretary of the ArmyInventors: Evan H. Walker, Warren W. Hillstrom
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Patent number: 4757765Abstract: 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 a charge, contains a second component (3) situated in an axially through-going and forwardly diverging channel (5) in a non-metallic insert (4) in the nose portion (1).Type: GrantFiled: May 15, 1987Date of Patent: July 19, 1988Inventor: Kare R. Strandli
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Patent number: 4699061Abstract: Hardware and method are disclosed for mixing at least two non-toxic chemical compounds in a warhead for missiles and artillery projectiles to form a toxic agent during their ballistic travel to a target. The inventive design avoids danger from spills of toxic agent during shipment, handling or storage of chemical ammunition by not allowing the constituents of such agent to mix until shortly before the ammunition impacts the targets.Type: GrantFiled: August 6, 1982Date of Patent: October 13, 1987Assignee: The United States of America as represented by the Secretary of the ArmyInventor: A. Eugene Jeffers
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Patent number: 4505200Abstract: There is disclosing a novel dynamic seal for a projectile having an inter chamber for cylindrical canisters of discrete liquids wherein a circumferential gap is formed between adjacent canisters in said chamber. The seal comprises a ring member which is formed of an elastomeric material and possesses an annular chamber containing a deformable substance of relatively high density. The ring member is juxtaposed about said circumferential gap so that by the centrifugal force of the spinning projectile the ring member is deformed and forced radially against said gap, thereby sealing and preventing leakage of liquid through said gap.Type: GrantFiled: February 2, 1983Date of Patent: March 19, 1985Assignee: The United States of America as represented by the Secretary of the ArmyInventor: Clarence C. Bush, deceased
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Patent number: 4365560Abstract: The fin-stabilized projectile has an ogival projectile body having a nose portion and a base portion joined to a tail tube having a finned tailed unit. The nose and base portions are fixedly secured to respective ends of an internal connecting tube. The tube has a plurality of recesses disposed around the peripheral outer surface of the internal connecting tube. A bursting charge is formed along the outer peripheral surface of the connecting tube and the material used to form the bursting charge fills the recesses to provide a distribution of thrust forces along the length of the bursting charge, which is disposed between the nose and base portions.Type: GrantFiled: September 8, 1980Date of Patent: December 28, 1982Assignee: Etablissement SalgadInventor: Amos Frostig
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Patent number: 4284007Abstract: Projectile with at least one expellable subprojectile. The projectile is provided with a nose element, which is arranged, in a predetermined position in the trajectory of the projectile, to be discarded, thereby causing a decelerating force on the projectile. The fore subprojectile is provided with a deceleration-sensing device, which is capable of initiating the expelling of the subprojectile as a consequence of sensing said deceleration force. The subprojectiles in behind are arranged to be expelled either as a consequence of sensing deceleration forces occurring on expelling of the subprojectile immediately in front of it, or alternatively to be expelled in a conventional way with a delay relative to one another achieved through pyrotechnic delay.Type: GrantFiled: March 2, 1979Date of Patent: August 18, 1981Assignee: Forenade FabriksverkenInventors: Claes G. Arnell, Erik G. Olsson