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Class Information
Number: 102/202.8
Name: Ammunition and explosives > Igniting devices and systems > Electrical primer or ignitor > Having a spark gap or conductive composition or charge
Description: Subject matter wherein the device produces an electric arc to ignite or detonate the composition or charge or the composition or charge is electrically conductive so that in an electric energized circuit the charge or composition is self-detonating or igniting.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8621998 Remote initiator breaching system Jan. 7, 2014
8607704 Method for electrical flashover ignition and combustion of propellent charge, as well as propellent charge and ammunition shot in accordance therewith Dec. 17, 2013
8607702 Low energy ignition system for large and medium caliber ammunition Dec. 17, 2013
8291824 Monolithic exploding foil initiator Oct. 23, 2012
8230946 Apparatus and methods for sidewall percussion coring using a voltage activated igniter Jul. 31, 2012
8113117 Energetic material initiation device Feb. 14, 2012
8056477 Protection system for use with airbag inflators and initiators Nov. 15, 2011
7866264 Energetic material initiation device Jan. 11, 2011
7748323 Semiconductor bridge device and igniter including semiconductor bridge circuit device Jul. 6, 2010
7647870 Electromagnetic launch system Jan. 19, 2010
7574960 Ignition element Aug. 18, 2009
7552680 Full function initiator with integrated planar switch Jun. 30, 2009
7543532 Full function initiator with integrated planar switch Jun. 9, 2009
7530310 Metal holder with electrode pin, method of manufacturing the metal holder, and gas generator May. 12, 2009
7380501 Electro-thermal chemical igniter and connector Jun. 3, 2008
7328657 Tubular igniter bridge Feb. 12, 2008
7059249 Transverse plasma injector ignitor Jun. 13, 2006
7055434 Electrical initiation system Jun. 6, 2006
6892645 Multiple independent penetrating electrode non-electric initiator tip May. 17, 2005
6851370 Integrated planar switch for a munition Feb. 8, 2005
6740841 Plasma torch incorporating electrodes separated by an air gap and squib incorporating such a torch May. 25, 2004
6732655 Ignition device for restraint means in a vehicle May. 11, 2004
6732656 High voltage tolerant explosive initiation May. 11, 2004
6703580 Plasma torch incorporating a reactive ignition tube and igniter squib integrating such a torch Mar. 9, 2004
6698356 Axial spin method of distributing pyrotechnic charge in an initiator Mar. 2, 2004
6666140 Ignition device for pyrotechnic microcharges Dec. 23, 2003
6487972 Electric primer Dec. 3, 2002
6467415 Linear ignition system Oct. 22, 2002
6446557 Ignition unit for a passenger protection device of a motor vehicle Sep. 10, 2002
6389975 Transistorized high-voltage circuit suitable for initiating a detonator May. 21, 2002
6363853 Electrically initiated distributed igniter Apr. 2, 2002
6318267 Integrated circuit configuration and ignition unit Nov. 20, 2001
6272993 Electric primer Aug. 14, 2001
6260483 Remote radio controlled plasma firing system Jul. 17, 2001
6237494 Ignition component for a pyrotechnic composition or propellant charge May. 29, 2001
6196131 Shock tube initiator tip encased in a non-conductive material Mar. 6, 2001
6164208 Igniter for vehicle airbag inflator Dec. 26, 2000
6131515 Electric primer Oct. 17, 2000
6129976 Exothermic instrument for firing explosive Oct. 10, 2000
6098548 Non-pyrotechnic initiator Aug. 8, 2000
5996500 Electrostatically dischargeable primer Dec. 7, 1999
5945623 Hybrid electrothermal gun with soft material for inhibiting unwanted plasma flow and gaps for establishing transverse plasma discharge Aug. 31, 1999
5912427 Semiconductor bridge explosive device Jun. 15, 1999
5688416 Stabilized plasma arc injector Nov. 18, 1997
5647924 Electrical initiator Jul. 15, 1997
5612506 Method of and apparatus for generating a high pressure gas pulse using fuel and oxidizer that are relatively inert at ambient conditions Mar. 18, 1997
5576509 Pyrotechnic detonator and method for manufacturing same Nov. 19, 1996
H1598 Liquid propellant igniter Oct. 1, 1996
5479860 Shaped-charge with simultaneous multi-point initiation of explosives Jan. 2, 1996
5444208 Multiple source plasma generation and injection device Aug. 22, 1995

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