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...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 8104404 | Ignition element mounting capacitor, header assembly, squib and gas generator for air bag and gas generator for seat belt pretensioner An ignition element mounting capacitor having an ignition element mounted on a capacitor, includes therein a first capacitor section and a second capacitor section, and first external terminal electrodes electrically connected to the first capacitor section and seco... | 01/31/2012 |
| 8096242 | Squib, gas generator for air bag and gas generator for seat belt pretensioner A squib includes a cup body and a closure plug for holding a plurality of electrode pins insulated from one another and closing the opening of the cup body, and further includes, in the cup body, ignition powder and an ASIC component formed by molding a resin around... | 01/17/2012 |
| 8091477 | Integrated detonators for use with explosive devices A detonator assembly includes a capacitor, an initiator, a transformer and an addressable chip. The initiator is electrically connected to the capacitor, the transformer is mechanically and electrically connected to the capacitor and the addressable chip is mechanic... | 01/10/2012 |
| 8037824 | Exploding foil initiator actuated cartridge According to one embodiment, a cartridge includes a main explosive and an exploding foil initiator housed in a case. The exploding foil initiator includes metallic strips that are operable to initiate explosion of the main explosive in response to an electrical sign... | 10/18/2011 |
| 8037825 | Primer element The invention relates to a primer element, in particular for ammunition or similar, comprising at least one primer composition that has at least one sleeve acting as the housing for the primer element, at least one contact pin and a mass contact. Multiple wires, (at... | 10/18/2011 |
| 7762189 | Networked pyrotechnic actuator incorporating high-pressure bellows A pyrotechnically powered actuator having a bellows that provides a force and stroke upon initiation is disclosed. The actuator includes a housing body with a first end and a second end. The bellows is coupled to the first end of the housing body. A cover is coupled... | 07/27/2010 |
| 7748323 | Semiconductor bridge device and igniter including semiconductor bridge circuit device There is provided a semiconductor bridge device wherein a reaction time for generating sparks is short and a spark generating amount is large. This semiconductor bridge device comprises a substrate, a pair of land portions, a bridge portion electrically connecting b... | 07/06/2010 |
| 7581496 | Exploding foil initiator chip with non-planar switching capabilities An initiator that includes a substrate, an exploding foil initiator and a first switch. The exploding foil initiator coupled to the substrate and includes a bridge and a first bridge contact. The first switch has a first contact and a first insulator. The first cont... | 09/01/2009 |
| 7552680 | Full function initiator with integrated planar switch A device having an initiator and an integrated planar switch. The initiator has a base, an initiating element that is coupled to the base, a first element pad, which is electrically coupled to a first side of the initiating element, and a second element pad, which i... | 06/30/2009 |
| 7549373 | Integrated activating device for explosives A detonator assembly according to one arrangement includes a capacitor discharge unit having a capacitor and a resistor formed on a surface of the capacitor. At least one side of the resistor is electrically connected to one electrode of the capacitor. In another ar... | 06/23/2009 |
| 7530310 | Metal holder with electrode pin, method of manufacturing the metal holder, and gas generator A metal holder, and a method of producing the same, with electrode pins suitably used for a gas generator having a structure that can prevent electrode pins from being burst forth easily even when the gas generator is brought into action under high temperature. The ... | 05/12/2009 |
| 7434514 | Ignition device for explosive charge or pyrotechnic composition The invention relates to an ignition device for an explosive charge or pyrotechnic composition. This device comprises at least two ignition means connected to a power source. It is characterized in that it comprises a single insulating support carrying the ignition ... | 10/14/2008 |
| 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 |
| 7363860 | Non-explosive two component initiator Methods and apparatus for detonating explosives or igniting flammables are disclosed. According to some embodiments of the invention, initiators include an initiating component holding an exploding bridgewire (EBW) or an exploding foil initiator (EFI) and a flammabl... | 04/29/2008 |
| 7357083 | Initiator An initiator is incorporated in an inflator in order to trigger the inflator through propagation of flame from an initiating explosive to a gas generator of the inflator. The initiator includes a closed-bottomed tubular capsule for accommodating the initiating explo... | 04/15/2008 |
| 7354287 | Shorting connector An electrical connector includes a housing that may form a first contact channel and a second contact channel. A first contact having a longitudinal axis may be disposed within the first contact channel, and a second contact may be disposed within the second contact... | 04/08/2008 |
| 7350819 | Pretensioner A gas generating system (24) is provided including a gas generant container (34) and an initiator (28). The initiator (28) is positioned exterior of the gas generant container (34) so as to enable fluid communication with the conta... | 04/01/2008 |
| 7334523 | Fuze with electronic sterilization A fuze may include a detonator, a firing capacitor and a control circuit. The firing capacitor may be charged to a nominal operational voltage, wherein when the firing capacitor is discharged across the detonator, an external explosive charge may be detonated. The f... | 02/26/2008 |
| 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 |
| 7322294 | Integrated thin film explosive micro-detonator A method of making a thin film explosive detonator includes forming a substrate layer; depositing a metal layer in situ on the substrate layer; and reacting the metal layer to form a primary explosive layer. The method and apparatus formed thereby integrates fabrica... | 01/29/2008 |
| 7293504 | Electro-pyrotechnic initiator An electropyrotechnic initiator includes a pyrotechnic charge (6), the charge (6) containing at least one compound. It also includes a box (1) of plastic material including two sub-assemblies. The first sub-assembly (2) includes a plastic... | 11/13/2007 |
| 7284489 | Casing conveyed well perforating apparatus and method Disclosed is a device and method for externally perforating a well-bore casing. The perforating apparatus is attached to the outside of the casing itself and is conveyed along with the casing when it is inserted into the well bore. The perforation is accomplished us... | 10/23/2007 |
| 7284601 | Casing conveyed well perforating apparatus and method Disclosed is a device and method for externally perforating a well-bore casing. The perforating apparatus is attached to the outside of the casing itself and is conveyed along with the casing when it is inserted into the well bore. The perforation is accomplished us... | 10/23/2007 |
| 7270044 | Plasma firing mechanism and method for firing ammunition The invention comprises a device and method for firing firearm ammunition using a plasma torch generator. In a particular embodiment, the device relates to the control or management of the rate of fire and number of rounds fired in a burst firing mode for automatic ... | 09/18/2007 |
| 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 |
| 7263929 | Initiator An initiator includes a pair of electrode pins, a conductive header, an insulator, a bridge wire, an explosive, and capsules. A bottom wall of the inner capsule has a protrusion projecting from the bottom wall. The thickness of an end wall portion of the protrusion ... | 09/04/2007 |
| 7240717 | Multiple ignition source exothermic reaction mold device A multiple ignition source exothermic reaction mold device. The mold device includes a crucible in a block with an open top for receiving exothermic reaction powder. A lid covering the open top has an opening therethrough. A receptacle in the lid is in communication... | 07/10/2007 |
| 7222561 | Pyromechanical cutting element A pyromechanical cutting element has a housing (2) in which an electrical conductor (3) is arranged, a cutting plunger (5) with a cutting tool (8) to cut through the electrical conductor (3), and pyrotechnic charge (13) to d... | 05/29/2007 |
| 7191706 | Optically triggered fire set/detonator system The present invention is directed to a system having a plurality of capacitor discharge units (CDUs) that includes electrical bridge type detonators operatively coupled to respective explosives. A pulse charging circuit is adapted to provide a voltage for each respe... | 03/20/2007 |
| 7168737 | Integrated circuit for air bag system An integrated circuit for an air bag system is used in an air bag system having an ECU and a module case connected to the ECU and accommodating a gas generator and an air bag. In the air bag system, two bus lines passing through the ECU are provided to supply curren... | 01/30/2007 |
| 7165784 | Current supplying circuit The present invention provides a current supplying circuit in which the weight of an air bag system is reduced. A current supplying circuit supplying a current required for actuating an electric igniter arranged in a gas generator at a time of actuation of th... | 01/23/2007 |
| 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 |
| 7125041 | Gas generator An igniter includes: an igniter assembly including an igniter main body having an ignition portion adapted to be ignited by an ignition electric current; an igniter collar which accommodates the igniter main body; a cup body having an opening portion, the igniter as... | 10/24/2006 |
| 7111558 | Pyrotechnic detonator with an igniter support of plastic with an integrated metal insert The invention relates to a pyrotechnic detonator with an igniter support of plastic, which bears an ignition element. A cylindrical metal housing is fastened to the igniter support, into which the ignition reaches. A booster charge is arranged in the metal housing. ... | 09/26/2006 |
| 7077384 | Integrated post-guided seat ring assembly A control valve having a seat ring assembly constructed from a unitary piece of material is disclosed. The seat ring assembly may include a base which serves as a valve seat for the valve plug of the valve, and which includes a plurality of exterior threads adapted ... | 07/18/2006 |
| 7071631 | Electromagnetic pulse device An electromagnetic pulse device having a conductive coil, and optionally a conductive core disposed within the coil and spaced apart there from. One or more plasma discharge devices are disposed at least partially along a length of the conductive coil and are spaced... | 07/04/2006 |
| 7063019 | Assemblies including extendable, reactive charge-containing actuator devices An assembly including a support housing and an actuator device. The actuator device includes an extendable initiator cup including at least one non-random fold and at least in part defining a storage chamber containing a reactive charge reactable to produce reaction... | 06/20/2006 |
| 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 |
| 7047884 | Pyrotechnic initiator having output can with encapsulation material retention feature A pyrotechnic initiator is provided with an encapsulation material retention feature on the output can rather than on the header assembly. For example, the bottom of the output can of the pyrotechnic initiator may be swaged over the bottom of the header assembly and... | 05/23/2006 |
| 7047885 | Multiple pulse cartridge ignition system An electronically controlled multi-pulse ignitor ignites a cartridge used to launch a projectile. An electronics module is programmed with a temperature performance profile for the cartridge. A temperature sensor is coupled to supply current cartridge temperature da... | 05/23/2006 |
