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| Number | Title | Issue Date |
| 8056477 | Protection system for use with airbag inflators and initiators An inflator assembly may include an inflator housing and an initiator attached to the inflator housing. A varistor may be associated with the initiator and may be spaced apart from a surface of the inflator housing to define a first spark gap between the varistor an... | 11/15/2011 |
| 7647870 | Electromagnetic launch system An electromagnetic launch system including an electrothermal launcher, an inductive power supply (IPS), including a DC source (Vb) and a storage inductor (L), and an opening switch (OS), wherein at least a portion of at least one of the IPS and the OS is ... | 01/19/2010 |
| 7574960 | Ignition element An ignition element is provided for integration into a primer assembly. The ignition element includes an electrode housing including at least one cavity and an electrode disposed in the electrode housing. The electrode housing and electrode are electrically isolated... | 08/18/2009 |
| 7543532 | Full function initiator with integrated planar switch A switch device having a base, a first electrically conductive pad coupled to the base, a second electrically conductive pad coupled to the base, a first electrically conductive projection and a second electrically conductive projection. The second electrically cond... | 06/09/2009 |
| 7380501 | Electro-thermal chemical igniter and connector An ETC igniter and compatible electrical connector for enabling an ETC gun to be used in a battlefield setting in close proximity with personnel and sensitive electronic equipment. This is accomplished by providing a current path to and from the igniter that is elec... | 06/03/2008 |
| 7328657 | Tubular igniter bridge This invention relates to a solid-state or integrated circuit-type igniter die (10) having a bridge (18) that is formed on a non-planar surface of a substrate (12), and which therefore has a non-planar configuration. Igniter die (10), acc... | 02/12/2008 |
| 7278658 | Ordinance firing system for land vehicle An ordnance system of the present invention may include or feature any one or more of: a control unit, one or more effectors (detonators, initiators, shaped charges and the like), and a two-, three- or four-wire communication bus between the control unit and the eff... | 10/09/2007 |
| 7267056 | Initiator An initiator includes, as constitutive components, a pair of electrodes disposed with an insulator disposed therebetween; a bridge wire connected between the pair of electrodes and adapted to generate heat when energized; an explosive which detonates in response to ... | 09/11/2007 |
| 7236345 | Compact monolithic capacitive discharge unit A compact monolithic capacitive discharge unit (CDU) is disclosed in which a thyristor switch and a flyback charging circuit are both sandwiched about a ceramic energy storage capacitor. The result is a compact rugged assembly which provides a low-inductance current... | 06/26/2007 |
| 7197843 | Electronic ignition system for a firearm Electronic ignition systems which are designed for use with personal firearms utilizing black powder (or black powder substitutes) such as shotguns, rifles, and pistols. Generally, the firearms will be of the type classified as muzzleloaders. The electronic ignition... | 04/03/2007 |
| 7146913 | Shaped charge tubing cutter A shaped charge detonation booster comprises a tubular wall body of substantially constant outside diameter for enclosing an axial primer path that terminates with an enlarged main cavity volume. Preferably, the main cavity is positioned within the juncture plane of... | 12/12/2006 |
| 7124688 | Overmolded body for pyrotechnic initiator and method of molding same A pyrotechnic initiator with an integral, unitary, overmolded insulating body that eliminates the need for separate components to form the body, and the method of molding same. ... | 10/24/2006 |
| 7112872 | Flexible semiconductor device with groove(s) on rear side of semiconductor substrate To provide a semiconductor device capable of corresponding to an applied bending stress by flexibly changing its shape, and to provide a semiconductor device module, a manufacturing method of the semiconductor device, and a manufacturing method of the semiconductor ... | 09/26/2006 |
| 7089861 | Heating element for igniting pyrotechnic charge A heating element for the ignition of a pyrotechnic charge, e.g. for firing an air bag, has increased stability with respect to transient pulses and electrostatic discharge as a result of a selection of this mass, specific resistance and specific heat capacity. In p... | 08/15/2006 |
| 7086319 | Device to provide an electrical connection between a recoiling mass of a weapon and a fixed cradle A device providing an electrical connection between the recoiling mass of a weapon and a fixed cradle. The device incorporates at least one connector formed of a plug and socket, one of which is integral with the cradle and the other with the recoiling mass, the ele... | 08/08/2006 |
| 7073447 | Electro-thermal chemical igniter and connector An ETC igniter and compatible electrical connector for enabling an ETC gun to be used in a battlefield setting in close proximity with personnel and sensitive electronic equipment. This is accomplished by providing a current path to and from the igniter that is elec... | 07/11/2006 |
| 7065915 | Electric shock gun An electric shock gun includes a barrel for receiving electrode bullets and a trigger which controls a firing device received in a rear end of the gun. The firing device includes an electric power source and a charging device. Each electrode bullet has two spines on... | 06/27/2006 |
| 7059312 | Electric ignition unit for igniting propellants An ignition unit for igniting propellants having at least one electrically conductive pin with a pin holder comprising a metal ring which encloses the pin by leaving an annular cavity with an insulating filing in the annular cavity. An electrically conductive bridge... | 06/13/2006 |
| 7059249 | Transverse plasma injector ignitor A plasma injector for use in munitions having a central axis. The plasma injector has a stub case, a tube, an anode, a cathode, and a conductive wire. The tube has a first end, a second end, and a central bore extending therethrough. The tube has at least one apertu... | 06/13/2006 |
| 7055434 | Electrical initiation system A method of using electrically initiated primer systems that rely on vaporizing a thin metallic film which is either coated on a non-conductive insulator component or is a malleable thin film or strip secured to the inner surface of a primer cup assembly to ignite a... | 06/06/2006 |
| 7004071 | Initiator with an internal sleeve retaining a pyrotechnic charge and methods of making same A pyrotechnic initiator having an internal sleeve that facilitates the loading and durable retention of a pyrotechnic charge in place on the header surface within the initiator. The sleeve beneficially retains the charge either in conjunction with the upper interior... | 02/28/2006 |
| 7002225 | Compliant component for supporting electrical interface component An apparatus in one example includes a compliant component for supporting an electrical interface component that serves to electrically and mechanically couple a die with a separate layer. In one example, the compliant component, upon relative movement between the d... | 02/21/2006 |
| 6925938 | Electro-explosive device with laminate bridge A semiconductor bridge (SCB) device. In one embodiment, the SCB device includes a laminate layer on top of an insulating material, wherein the laminate layer comprises a series of layers of at least two reactive materials, and wherein the laminate layer comprises tw... | 08/09/2005 |
| 6892645 | Multiple independent penetrating electrode non-electric initiator tip Multiple independent penetrating electrode non-electric tips in which the electrodes are separated in a non-coaxial arrangement so as to generate a spark gap internal to the non-electric shock tube, with the electrodes being brought together inside of the shock tube... | 05/17/2005 |
| 6851370 | Integrated planar switch for a munition A detonator for initiating a detonation event in an explosive charge. The detonator comprises an exploding foil initiator and a switch. The exploding foil initiator includes a detonator bridge with a bridge member and a bridge contact that are electrically coupled t... | 02/08/2005 |
| 6740841 | Plasma torch incorporating electrodes separated by an air gap and squib incorporating such a torch A plasma torch including at least two electrodes separated by an insulating cylindrical case having a void, wherein the electrodes are separated by a distance (D) for forming an igniting arc therebetween when the electrodes are connected to a voltage, the distance (... | 05/25/2004 |
| 6732655 | Ignition device for restraint means in a vehicle A firing device, in which electrostatic chargings do not lead to an unintentional triggering of the firing element, is composed of a module housing in which a firing element and a circuit means arrangement are arranged, and which has terminal posts that, on the one ... | 05/11/2004 |
| 6732656 | High voltage tolerant explosive initiation A fiber-optically-and-pneumatically-controlled firing set for explosive-bridgewire detonators. The firing set consists of a detonation-controlling module and a battery-operated firing module that are interconnected by fiber-optic signal conductors and a pneumatic co... | 05/11/2004 |
| 6703580 | Plasma torch incorporating a reactive ignition tube and igniter squib integrating such a torch The invention relates to a plasma torch (1) comprising at least two electrodes (7, 8) separated by a cylindrical insulating case (6) delimiting an internal volume, said electrodes connected by a conductive ignition fuse (11) placed in the internal volume.... | 03/09/2004 |
| 6698356 | Axial spin method of distributing pyrotechnic charge in an initiator A method of axially spinning an initiator subassembly after the loading of a pyrotechnic charge therein, in order to distribute the charge.... | 03/02/2004 |
| 6666140 | Ignition device for pyrotechnic microcharges A device for igniting a solid pyrotechnic charge, including a conducting track, wherein the track consists of a conducting fluid deposited at least partially on the pyrotechnic charge, the pyrotechnic charge is deposited on a solid support and covers an e... | 12/23/2003 |
| 6487972 | Electric primer An electric primer for the discharge of ammunition suitable for use with small arms.... | 12/03/2002 |
| 6467415 | Linear ignition system A linear ignition system for a metal-sheathed linear explosive including in one embodiment the ends of two metal-sheathed linear explosives are connected by a non-electrically conductive sleeve leaving a gap between the ends, and a Pyrofuze.RTM. bridge co... | 10/22/2002 |
| 6446557 | Ignition unit for a passenger protection device of a motor vehicle The actuation device has nail-shaped contact pins (1), the heads (3) of which project into an ignition chamber (8), with the ends of a resistor wire (6) being attached to the heads (3) of the contact pins (1). The detonator (9) which fills the ignition ch... | 09/10/2002 |
| 6389975 | Transistorized high-voltage circuit suitable for initiating a detonator Disclosed, in a preferred embodiment, is a switching circuit incorporating a Field Effect Transistor (FET), two series dual-tap gas tube surge arrestors, and high-voltage resistors as part of a high voltage switch of a fireset for initiating an exploding ... | 05/21/2002 |
| 6363853 | Electrically initiated distributed igniter An electrically initiated distributed igniter (EIDI) system combines most of the advantages of conventional pyrotechnic igniters with those of ETC planar igniters without the disadvantages of either. The EIDI system lends itself to precise timing control ... | 04/02/2002 |
| 6318267 | Integrated circuit configuration and ignition unit An integrated circuit configuration, in particular for igniting a restraint device of a motor vehicle, has a capacitor and an ignition element. In this case, a porous region of a semiconductor layer forms a capacitor electrode, which is isolated from a fu... | 11/20/2001 |
| 6272993 | Electric primer Electric primers for the discharge of ammunition suitable for use with small arms.... | 08/14/2001 |
| 6260483 | Remote radio controlled plasma firing system In a radio remote blasting system, a radio receiver triggers a blocking oscillator which generates a high voltage output. A rectifier rectifies the high voltage output and charges a capacitor, which is coupled to a plasma arc generator to apply the capaci... | 07/17/2001 |
| 6237494 | Ignition component for a pyrotechnic composition or propellant charge The subject of the invention is an ignition component for a pyrotechnic composition or propellant charge. This component comprises at least two electrodes separated by a cylindrical insulating envelope marking out an inner volume, electrodes connected by a ... | 05/29/2001 |
