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Class Information
Number: 361/247
Name: Electricity: electrical systems and devices > Igniting systems
Description: Subject matter relating to electrical systems which cause the rapid combustion of a fuel or the detonation of an explosive charge.


Sub-classes under this class:

Class Number Class Name Patents
361/253 For electric spark ignition 84
361/248 For explosive devices 48
361/264 For incandescent ignition 58


Patents under this class:

Patent Number Title Of Patent Date Issued
7552680 Full function initiator with integrated planar switch Jun. 30, 2009
7543532 Full function initiator with integrated planar switch Jun. 9, 2009
7505244 Micro-switches for downhole use Mar. 17, 2009
7352556 Charging method for squib Apr. 1, 2008
7286333 Switch card apparatus and methods Oct. 23, 2007
7281478 Assembled cathode and plasma igniter with such cathode Oct. 16, 2007
7245224 Methods and systems for diagnosing projection device failure Jul. 17, 2007
7236345 Compact monolithic capacitive discharge unit Jun. 26, 2007
7215528 Turn-on coil driver for eliminating secondary diode in coil-per-plug ignition coils May. 8, 2007
7142407 Squib driver for airbag application Nov. 28, 2006
7116542 Micro-switches for downhole use Oct. 3, 2006
7095601 High energy primary spark ignition system for a gas turbine engine Aug. 22, 2006
7054131 Pre-fire countdown in an electronic detonator and electronic blasting system May. 30, 2006
6992877 Electronic switching system for a detonation device Jan. 31, 2006
6972529 Switch mode power supply for a gas discharge lamp Dec. 6, 2005
6785116 Triggering unit controlled by a microprocessor for initiating pyrotechnical elements Aug. 31, 2004
6781813 Release element for initiating pyrotechnics Aug. 24, 2004
6754063 Electric gas lighter Jun. 22, 2004
6618237 System for the initiation of rounds of individually delayed detonators Sep. 9, 2003
6557474 Initiator header subassembly for inflation devices May. 6, 2003
6418005 Power circuit breaker Jul. 9, 2002
6343000 Ignition device and method for manufacturing thereof Jan. 29, 2002
6324046 Actuator circuit for dual-solenoid gas valve Nov. 27, 2001
6280054 Image generator having an improved illumination system Aug. 28, 2001
6262875 Ignition/firing element with an ignition bridge arranged on a chip Jul. 17, 2001
6222719 Ignition boost and rectification flame detection circuit Apr. 24, 2001
6195247 Exciter controlled by FADEC system Feb. 27, 2001
6166452 Igniter Dec. 26, 2000
5992401 Capacitive discharge ignition for an internal combustion engine Nov. 30, 1999
5723916 Electrical load driving device including load current limiting circuitry Mar. 3, 1998
5686691 Slurry-loadable electrical initiator Nov. 11, 1997
5520114 Method of controlling detonators fitted with integrated delay electronic ignition modules, encoded firing control and encoded ignition module assembly for implementation purposes May. 28, 1996
5440445 High-energy ignition generator in particular for a gas turbine Aug. 8, 1995
5404263 All-glass header assembly used in an inflator system Apr. 4, 1995
5352955 High energy ignition generator for gas turbines Oct. 4, 1994
5296999 Igniter assembly Mar. 22, 1994
5291367 Stack igniter Mar. 1, 1994
5243492 Process for fabricating a hermetic coaxial feedthrough Sep. 7, 1993
4740156 Ignition spark emitter and fuel operated heating device equipped therewith Apr. 26, 1988
4471404 Movable electrode type electronic gas lighter Sep. 11, 1984



 
 
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