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Class Information
Number: 102/202.7
Name: Ammunition and explosives > Igniting devices and systems > Electrical primer or ignitor > Having an exploding bridgewire
Description: Subject matter wherein the electrical device is an electrically conductive wire or semiconductor which vaporizes when electrically energized and produces a shock wave of high pressure or high temperature which causes the composition or charge to detonate, deflagrate or burn.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7581496 |
Exploding foil initiator chip with non-planar switching capabilities |
Sep. 1, 2009 |
| 7574960 |
Ignition element |
Aug. 18, 2009 |
| 7571679 |
Energetic material initiation device having integrated low-energy exploding foil initiator header |
Aug. 11, 2009 |
| 7552680 |
Full function initiator with integrated planar switch |
Jun. 30, 2009 |
| 7549373 |
Integrated activating device for explosives |
Jun. 23, 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 |
| 7357083 |
Initiator |
Apr. 15, 2008 |
| 7334523 |
Fuze with electronic sterilization |
Feb. 26, 2008 |
| 7293504 |
Electro-pyrotechnic initiator |
Nov. 13, 2007 |
| 7263929 |
Initiator |
Sep. 4, 2007 |
| 7191706 |
Optically triggered fire set/detonator system |
Mar. 20, 2007 |
| 7124688 |
Overmolded body for pyrotechnic initiator and method of molding same |
Oct. 24, 2006 |
| 7125041 |
Gas generator |
Oct. 24, 2006 |
| 7063019 |
Assemblies including extendable, reactive charge-containing actuator devices |
Jun. 20, 2006 |
| 7059249 |
Transverse plasma injector ignitor |
Jun. 13, 2006 |
| 7040234 |
MEMS safe arm device for microdetonation |
May. 9, 2006 |
| 7021218 |
Safety and performance enhancement circuit for primary explosive detonators |
Apr. 4, 2006 |
| 7007606 |
Method for utilizing a MEMS safe arm device for microdetonation |
Mar. 7, 2006 |
| 7007973 |
Tubular dual stage inflator |
Mar. 7, 2006 |
| 7004071 |
Initiator with an internal sleeve retaining a pyrotechnic charge and methods of making same |
Feb. 28, 2006 |
| 6986307 |
Bridge-type igniter ignition element |
Jan. 17, 2006 |
| 6925938 |
Electro-explosive device with laminate bridge |
Aug. 9, 2005 |
| 6923122 |
Energetic material initiation device utilizing exploding foil initiated ignition system with secondary explosive material |
Aug. 2, 2005 |
| 6880233 |
Method of making an air bag |
Apr. 19, 2005 |
| 6851370 |
Integrated planar switch for a munition |
Feb. 8, 2005 |
| 6848365 |
Initiator with an internal sleeve retaining a pyrotechnic charge and methods of making same |
Feb. 1, 2005 |
| 6823797 |
Process for the preparation of an electropyrotechnic initiator by use of an aqueous adhesive |
Nov. 30, 2004 |
| 6820556 |
Initiator assembly |
Nov. 23, 2004 |
| 6796245 |
Unitary header/base/shorting bar holder for a micro gas generator, and micro gas generator using it |
Sep. 28, 2004 |
| 6772692 |
Electro-explosive device with laminate bridge |
Aug. 10, 2004 |
| 6767743 |
Method and an apparatus for generating shockwave, a method and an apparatus for accelerating particles, an apparatus for delivering drugs, and a method and an apparatus for delivering DNA |
Jul. 27, 2004 |
| 6761116 |
Constant output high-precision microcapillary pyrotechnic initiator |
Jul. 13, 2004 |
| 6752083 |
Detonators for use with explosive devices |
Jun. 22, 2004 |
| 6739264 |
Low cost ignition device for gas generators |
May. 25, 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 |
| 6672215 |
Constant output high-precision microcapillary pyrotechnic initiator |
Jan. 6, 2004 |
| 6612241 |
Pyrotechnic initiator with center pin having a circumferential notch retention feature |
Sep. 2, 2003 |
| 6598532 |
Electric circuit for an electrically dischargeable primer |
Jul. 29, 2003 |
| 6584905 |
Plated through-hole ignitor for detonation cord or shock tube |
Jul. 1, 2003 |
| 6584907 |
Ordnance firing system |
Jul. 1, 2003 |
| 6578493 |
Electrothermal ignition device and method for producing the device |
Jun. 17, 2003 |
| 6578486 |
Igniter |
Jun. 17, 2003 |
| 6578487 |
Pyrotechnic initiator with a narrowed sleeve retaining a pyrotechnic charge and methods of making same |
Jun. 17, 2003 |
| 6571712 |
Electropyrotechnic igniter with two ignition heads and use in motor vehicle safety |
Jun. 3, 2003 |
| 6568331 |
Electrical igniter cap |
May. 27, 2003 |
| 6557474 |
Initiator header subassembly for inflation devices |
May. 6, 2003 |
| 6553911 |
Exothermic reactions and methods |
Apr. 29, 2003 |
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