EP1308691B1 - Elektrischer zünder und zündsystem mit diesem zünder - Google Patents

Elektrischer zünder und zündsystem mit diesem zünder Download PDF

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Publication number
EP1308691B1
EP1308691B1 EP01956824A EP01956824A EP1308691B1 EP 1308691 B1 EP1308691 B1 EP 1308691B1 EP 01956824 A EP01956824 A EP 01956824A EP 01956824 A EP01956824 A EP 01956824A EP 1308691 B1 EP1308691 B1 EP 1308691B1
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EP
European Patent Office
Prior art keywords
electroconductive
electric
bodies
initiator
type initiator
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EP01956824A
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English (en)
French (fr)
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EP1308691A1 (de
EP1308691A4 (de
EP1308691B2 (de
Inventor
Shingo Oda
Toshiro Iwakiri
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Daicel Corp
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Daicel Chemical Industries Ltd
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
    • F42B3/00—Blasting cartridges, i.e. case and explosive
    • F42B3/10—Initiators therefor
    • F42B3/103—Mounting initiator heads in initiators; Sealing-plugs

Definitions

  • the present invention relates to an inflator for filling up an air bag for a vehicle or an inflatable article, and more particularly to an electric type initiator according to the preamble of claim 1, and in particular to an inflator and initiator (an electric trigger device) assembly for igniting a propellant (that is, a gas generating agent) in the inflator.
  • a propellant that is, a gas generating agent
  • An initiator for inflating an air bag for a vehicle or another inflatable article includes an initiator assembly for igniting a propellant (a gas generating agent) stored in a housing of an inflator.
  • the inflator activates the propellant (the gas generating agent) upon activation of the initiator assembly to generate a gas for filling up the inflatable article.
  • the initiator assembly generally includes an outer shape or a member for being connected to a support structure (for example, a structure in an inner tube of the initiator).
  • an initiator assembly having a collar member such as a metal casing for being coupled to the inflator housing has been well known.
  • the collar member is disposed on an outer surface of an insulating body surrounding a electroconductive pin of the electric type initiator, and it constitutes the initiator assembly by a combination with the electric type initiator.
  • the electric type initiator is formed to have two electroconductive bodies and an insulating body is provided between the electroconductive bodies. And the electroconductive bodies are electrically connected to each other through an electric resistance wire. And when one electroconductive body receives an ignition signal, because of the other electroconductive body having a different electric potential therefrom, the electric resistance wire spanned between the both generates heat, so that a priming disposed in the vicinity of the resistance wire is ignited and burnt.
  • an electric ignition signal is applied between two electroconductive bodies, but there may be a case in which a feeble electricity such as a static electricity is unintentionally applied therebetween in addition to this activating signal.
  • the present invention is to provide an electric type initiator having a stable electric characteristic and thereby to provide an electric type initiator whose reliability is improved and an initiator assembly using the same.
  • the present invention provides the electric type initiator according to claim 1.
  • an electric type initiator comprising two electroconductive bodies, an insulating body provided between top portions of the electroconductive bodies, an electric resistance wire spanned between the top portions of the electroconductive bodies which are exposed from an upper end portion of the insulating body, and the top portions of the two electroconductive bodies which are disposed to be flush with an upper end surface of the electric insulating body, wherein a distance (L) of the electric insulating body between the top portions of the two electroconductive bodies is formed to be not less than 0.8 times, preferably not less than 0.83 times, further preferably not less than 0.9 times a horizontal distance (1) of a portion which determines a resistance value of the electric resistance wire between the electroconductive bodies.
  • an electric type initiator further comprising a priming which is ignited and burnt by heat generation of the electric resistance wire, wherein a current applied between the two electroconductive bodies which is required for igniting the priming is set to be not more than 1.75 A, preferably not more than 1.2 A for application time of 2 milliseconds.
  • an electric type initiator wherein, the resistance value between the electroconductive bodies after a voltage of 25 kv is applied between two electroconductive pins more than five times in an electric circuit for conducting a test provided in MIL-STD-1512 METHOD 205 of MIL standard in which a charging capacity is 150 PF and a discharging resistance is 500 ⁇ is within 10%, preferably within 8% of the resistance value between the electroconductive bodies before application of the voltage.
  • an electric type initiator having a stable electric characteristic can be provided.
  • an electric type initiator having better reliability and an initiator assembly using the same can be realized.
  • the initiator assembly can be easily coupling with an inflator housing, and also it can reduce a size of an injection-molded portion (a resin portion) of a plastic material without any increase in a load and cost in manufacturing.
  • Fig. 1 and Fig. 3 are vertical cross sectional views showing one embodiment of an electric type initiator of the present invention respectively
  • Fig. 2 and Fig. 4 are a partly enlarged perspective view of the electric type initiators shown in Fig. 1 and Fig. 3 respectively
  • Fig. 5 is a circuit diagram for applying a predetermined voltage to the electric type initiator.
  • Fig. 1 shows an electric type initiator 1 particularly comprising a first electroconductive pin 10a, a metallic eyelet 12 having a hole 11 through which the electroconductive pin 10a passes and also electrically connected with a second electroconductive pin 10b, and an insulating body 13 which is filled in the hole 11 to insulate the first electroconductive pin 10a from the eyelet 12, wherein the first electroconductive pin 10a and the metallic eyelet 12 electrically connecting the second electroconductive pin 10b correspond to two electroconductive bodies.
  • the first electroconductive pin 10a is arranged to pass through the hole portion 11 of the metallic eyelet 12 and the insulating body 13 such as glass is filled between the both. Consequently, the first electroconductive pin 10a and the metallic eyelet 12 (and the second electroconductive pin 10b) are insulated from each other. Also, as shown in Fig. 1 , it is preferable that an end surface 14 of the first electroconductive pin 10b, the insulating body 13 and the metallic eyelet 12 are formed to be flush with one another.
  • a bridge wire 15 is spanned between the first electroconductive pin 10a and the metallic eyelet 12 as the electric resistance wire.
  • the bridge wire 15 one which converts an electric energy (that is, an electric signal) into a thermal energy is used.
  • the bridge wire is provided to connect one electroconductive pin 10a and another conductive component (for example, the metallic eyelet 12 in Fig. 1 ) which is in a different electrical potential from the pin at the time of receiving an ignition signal.
  • a wire having a melting point of 1000°C or higher for example, a platinum wire (a melting point: 1870°C), a Nichrome wire (1400°C) or the like can be used.
  • the bridge wire 15 can be electrically connected to the respective electroconductive body (10a, 12) by welding.
  • a cavity is formed by a cup member 16 which is in a shape of a cylinder with a top and provided on the eyelet in the side of the bridge wire 15, and a priming 18 is charged inside the cavity 17 to contact the bridge wire 15.
  • a priming 18 one which is ignited and burnt by heat generation of the bridge wire 15 is used, and, for example, zirconium-potassium perchlorate can be used.
  • the cup member 16 forming the cavity 17 a cylindrical portion constituting a peripheral wall and a circular portion constituting the top portion can be separately prepared, and the both members are combined to form the cup member after the priming 18 is filled in the cavity 17.
  • Fig. 2 is a partly enlarged perspective view showing a connection state of the bridge wire 15 in the electric type initiator shown in Fig. 1 .
  • the bridge wire 15 is spanned between the metallic eyelet 12 and the first electroconductive pin 10a passing through the hole portion 11 formed at the center of the eyelet 12.
  • Respective end portions 18 of the bridge wire 15 are connected to the end portion 14 of the first electroconductive pin 10a and the metallic eyelet 12 by a welding, and a distance (L) of the electric insulating body between the top portions of two electroconductive bodies (10a, 12) is not less than 0.8 times a horizontal distance (1) of a portion which determines the resistance value of an electric resistance wire (in this embodiment, the bridge wire 15) between the electroconductive bodies (10a, 12).
  • the portion which determines a resistance value of an electric resistance wire means a distance between the parts where the bridge wire 15 contacts two electroconductive bodies (in this embodiment, the first electroconductive pin 10a and the metallic eyelet 12) when the electric resistance wire is the bridge wire 15, and a horizontal distance therebetween corresponds to 1.
  • the distance (L) of the electric insulating body means a distance of the electric insulating body portion between the top portions of two electroconductive bodies (10a, 12), that is, it is a distance between the surfaces to which the bridge wire 15 is connected.
  • the distance (L) of the electric insulating body is set to be not less than 0.83 times, more preferably not less than 0.9 times the horizontal distance (1) of the portion which determines the resistance value of the electric resistance wire.
  • the electric type initiator having a stable electric characteristic and better reliability can be realized even when an electricity other than an activating signal, for example, a feeble electricity such as a static electricity is applied between two electroconductive bodies (10a - 12) unintentionally.
  • the end portions of the electric resistance wire such as the bridge wire 15 spanned between two electroconductive bodies (10a - 12) are generally welded to the respective electroconductive bodies (10a, 12), and thereby, a portion (that is, 1 - L) of the electric resistance wire which is not welded to the electroconductive bodies is suspended.
  • the electric resistance wire is formed of an extremely thin wire, and thereby, when a current is applied to the electric resistance wire (15), the suspended portion touches either one or the both of the electroconductive bodies (10a or 12) to change the resistance value of the electric resistance wire (15).
  • the horizontal distance (1) of the portion which determines the resistance value of the electric resistance wire (15) does not change when an unintentional current is applied.
  • the electric resistance wire between the respective electroconductive bodies (10a and 12) by welding it is necessary to take into account certain errors of the welded portions. When these errors are counted, the electric resistance wire (15) can be hardly provided to contact the end portions of the respective electroconductive bodies nearest to each other.
  • the electric type initiator having a stable electric characteristic and better reliability can be realized even when an electricity other than an activating signal, such as a static electricity is applied.
  • the longest distance (L) of the electric insulating body 13 is equal to the horizontal distance (1) of the portion which determines the resistance value of the electric resistance wire 15 (that is, one time), and the distance (L) can never be longer than this.
  • a current for igniting the priming 18 to be applied between the two electroconductive bodies is preferably not more than 1.75 A, more preferably not more than 1.2 A for an application time of 2 milliseconds.
  • the problem of the present invention can be solved by setting a charging capacity to 150 PF and setting a discharging resistance to 500 ⁇ in an electric circuit for conducting a test provided in MIL-STD-1512 METHOD 205 of MIL standard, and setting the resistance value between the electroconductive bodies, obtained after a voltage of 25kv is applied between two electroconductive pins more than five times, to not more than 10% of the resistance value between the electroconductive bodies prior to application of the voltage, preferably not more than 8% thereof.
  • the test provided in MIL-STD-1512 METHOD 205 of MIL standard is a method for examining a safety of an electric explosion device in a situation such that an static electricity is applied thereto, and the test is conducted in the electric circuit shown in Fig. 6 in accordance with the following procedure.
  • a voltage of 25kv is applied between two electroconductive pins more than five times by an electric circuit, such as shown in Fig. 5 , in which a charging capacity is set to 150 PF and a discharging resistance is set to 500 ⁇ , and the resistance value between the electroconductive bodies after the voltage of 25kv is applied therebetween is made to be within 10% of the resistance value between the electroconductive bodies prior to application of the voltage, more preferably within 8% thereof.
  • a charging capacitor is charged by a high voltage power source, and a voltage of 25kv is applied between electroconductive bodies such as electroconductive pins in an electric type initiator from the charged capacitor of 150 PF via the discharging resistor of 500 ⁇ .
  • the resistance value between the electroconductive bodies after this test can be made to be within 10% of the resistance value between the electroconductive bodies before the test.
  • An electric type initiator 101 shown in Fig. 3 comprises two electroconductive bodies including a first electroconductive pin 110a and a second electroconductive pin 110b, and an insulating body in which the electroconductive bodies pass through, and it is formed without using the metallic eyelet 12 shown in Fig. 1 .
  • the two electroconductive pins 110a, 110b can be arranged to pass through a header member 113 made of an insulating material such as a resin, and a bridge wire 115 is used between top portions 114a, 114b of the two electroconductive pins 110a, 110b as an electric resistance wire like Fig. 1 and Fig. 2 .
  • the header member 113 holding the two electroconductive pins 110a, 110b is formed by using a resin, as the resin material, there can be used a polybutylene terephthalate (PBT) or a polyphenylene sulfide (PPS) containing a glass fiber or another inorganic filling material, a liquid crystal polymer (LCP) containing an inorganic filling material such as a mineral.
  • a resin as the resin material
  • LCP liquid crystal polymer containing an inorganic filling material such as a mineral.
  • the polybutylene terephthalate (PBT) contains 20 to 80 weight% of a glass fiber
  • the polyphenylene sulfide (PPS) contains 20 to 80 weight% of a glass fiber
  • the liquid crystal polymer (LCP) contains 20 to 80 weight%
  • the orientation of the glass fiber is adjusted to extend along the extending direction of the electroconductive pin inserted into the header.
  • a content of the inorganic filling material in the each resin material is 30 to 50 weight%.
  • a cylindrical cup member with a top 116 is arranged on the header member 113 in the side of the bridge wire 115 to form a cavity 117 like the electric type initiator shown in Fig. 1 and Fig. 2 , and a priming 118 is arranged inside the cavity 117.
  • Fig. 4 is a perspective view of a main portion showing a connection of the bridge wire 115 in the electric type initiator 101 shown in Fig. 3 .
  • the distance (L) of the electric insulating body between the top portion 114a of the first electroconductive pin 110a and the top portion 114b of the second electroconductive pin 110b is set to be not less than 0.8 times the horizontal distance (1) of the portion which determines the resistance value of the electric resistance wire (that is, the bridge wire 115) between the electroconductive bodies.
  • an electric type initiator having a stable electric characteristic can be realized.
  • the electric type initiator 1 shown in Embodiment 1 can be disposed in a metallic collar 19 in a substantially cylindrical shape as shown in Fig. 7 , and integrated with the collar 19 by injecting a resin 20 between the initiator 1 and the collar 19, thereby forming an initiator assembly of the present invention.
  • the both members can be integrated by crimping the metal collar 19, not integrating the both by injection-molding.
  • the electric type initiator 101 shown in Embodiment 2 can be integrated with the metallic collar 119 in the same manner as the above, thereby forming the initiator assembly shown in Fig. 8 .
  • the electric type initiator 101 is fixed by crimping the receiving opening of the metallic collar 119.
  • Each of these initiator assemblies is accommodated in a housing having a gas discharging port together with a gas generating means activated upon activation of the initiator assembly to generate an operating gas for inflating an air bag, thereby forming a gas generator for an air bag.
  • a gas generator there can be used a coolant/filter for cooling and purifying the operating gas, which is made of laminated wire mesh or the like as required.
  • the resistance value between the electroconductive bodies (10a and 12) is measured in the electric type initiator shown in Fig. 1 .
  • a voltage of 25Kv is applied between electroconductive bodies (that is, between the first electroconductive pin 10a and the second electroconductive pin 10b) ten times by using the circuit shown in Fig. 5 in which the charging capacity is set to 150 PF and the discharging resistance is set to 500 ⁇ .
  • the resistance value between the electroconductive bodies (10a and 10b) is measured again and the amount of change in the resistance value before and after application of the voltage is calculated.
  • Table 1 shows the measurement result of the electric type initiator obtained when the distance (L) of the electric insulating body 13 is set to not more than 0.8 times the horizontal distance (1) of the portion which determines the resistance value of the electric resistance wire (15), that is, L/1 is set to 0.73
  • Table 2 shows the measurement result of the electric type initiator obtained when the distance (L) of the electric insulating body is set to not less than 0.8 times the horizontal distance (1) of the portion which determines the resistance value of the electric resistance wire, that is, L/1 is set to 0.85.
  • the change in the resistance value of the electric resistance wire (that is, the bridge wire) before and after application of the voltage between the electroconductive bodies can be made within 10%.
  • the change in the resistance value can be made within 8%.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Bags (AREA)

Claims (11)

  1. Eine Zündvorrichtung (1; 101) elektrischer Bauart, umfassend zwei elektrokonduktive Körper (10a, 12; 110a, 110b), einen isolierenden Körper (13), der zwischen oberen Abschnitten der elektrokonduktiven Körper (10a, 12; 110a, 110b) angeordnet ist, und einen elektrischen Widerstandsdraht (15; 115), der zwischen den oberen Abschnitten der elektrokonduktiven Körper (10a, 12; 110a, 110b) gespannt ist, welche von einem oberen endseitigen Abschnitt des isolierenden Körpers (13) exponiert sind, wobei die oberen Abschnitte der zwei elektrokonduktiven Körper (10a, 12; 110a, 110b) derart angeordnet sind, um bündig mit einer oberen endseitigen Fläche des elektrisch-isolierenden Körpers (13) zu verlaufen, dadurch gekennzeichnet, dass ein Abstand (L) des elektrisch-isolierenden Körpers (13) zwischen den oberen Abschnitten der zwei elektrokonduktiven Körper (10a, 12; 110a, 110b) festgelegt ist auf einen Wert, der nicht kleiner ist als das 0,8-fache eines horizontalen Abstands (I) eines Abschnitts, welcher den Widerstandswert des elektrischen Widerstandsdrahts (15; 115) zwischen den elektrokonduktiven Körpern (10a, 12; 110a, 110b) bestimmt.
  2. Eine Zündvorrichtung (1; 101) elektrischer Bauart in Einklang mit Anspruch 1, wobei ein Abstand (L) des elektrisch-isolierenden Körpers (13) zwischen den oberen Abschnitten der zwei elektrokonduktiven Körper (10a, 12; 110a, 110b) festgelegt ist auf einen Wert, der nicht kleiner ist als das 0,83-fache eines horizontalen Abstands (I) eines Abschnitts, welcher den Widerstandswert des elektrischen Widerstandsdrahts (15; 115) zwischen den elektrokonduktiven Körpern (10a, 12; 110a, 110b) bestimmt.
  3. Eine Zündvorrichtung (1; 101) elektrischer Bauart in Einklang mit Anspruch 1, wobei der Abstand (L) des elektrisch-isolierenden Körpers (13) zwischen den oberen Abschnitten der zwei elektrokonduktiven Körper (10a, 12; 110a, 110b) festgelegt ist auf einen Wert, der nicht kleiner ist als das 0,9-fache eines horizontalen Abstands (1) eines Abschnitts, welcher den Widerstandswert des elektrischen Widerstandsdrahts (15; 115) zwischen den elektrokonduktiven Körpern (10a, 12; 110a, 110b) bestimmt.
  4. Eine Zündvorrichtung (1; 101) elektrischer Bauart in Einklang mit einem der Ansprüche 1-3, umfassend eine Initialzündung (18; 118), welche durch Hitzeerzeugung des elektrischen Widerstandsdrahts (15; 115) entzündet und verbrannt wird, wobei ein Strom, der zwischen den zwei elektrokonduktiven Körpern (10a, 12; 110a, 110b) angelegt wird, und der für das Zünden der Initialzündung (18; 118) erforderlich ist, festgelegt ist auf einen Wert, der nicht mehr als 1,75 A für eine Anlegzeit von 2 Millisekunden beträgt.
  5. Eine Zündvorrichtung (1; 101) elektrischer Bauart in Einklang mit einem der Ansprüche 1-3, umfassend die Initialzündung (18; 118), welche durch Hitzeerzeugung des elektrischen Widerstandsdrahts (15; 115) entzündet und verbrannt wird, wobei ein Strom, der zwischen den zwei elektrokonduktiven Körpern (10a, 12; 110a, 110b) angelegt wird, und der zur Zündung der Initialzündung (18; 118) erforderlich ist, festgelegt ist auf einen Wert, der nicht mehr als 1,2 A für eine Anlegzeit von 2 Millisekunden beträgt.
  6. Eine Zündvorrichtung (1; 101) elektrischer Bauart in Einklang mit einem der Ansprüche 1-5, wobei der Widerstandswert zwischen den elektrokonduktiven Körpern (10a, 12; 110a, 110b), nachdem eine Spannung von 25 kV mehr als fünfmal angelegt wurde zwischen zwei elektrokonduktiven Stiften (10a, 10b; 110a, 110b) in einem elektrischen Schaltkreis zur Ausführung eines Tests, vorgesehen in MIL-STD-1512 Methode 205 des MIL-Standards, wobei eine Ladekapazität 150 PF und ein Endladewiderstand 500 Ohm beträgt, innerhalb von 10 % des Widerstandswerts zwischen den elektrokonduktiven Körpern (10a, 12; 110a, 110b) vor dem Anlegen der Spannung liegt.
  7. Eine Zündvorrichtung (1; 101) elektrischer Bauart in Einklang mit einem der Ansprüche 1-5, wobei der Widerstandswert zwischen den elektrokonduktiven Körpern (10a, 12; 110a, 110b), nachdem eine Spannung von 25 kV mehr als fünfmal angelegt wurde zwischen zwei elektrokonduktiven Stiften (10a, 10b; 110a, 110b) in einem elektrischen Schaltkreis zur Ausführung eines Tests, vorgesehen in MIL-STD-1512 Methode 205 des MIL-Standards, wobei eine Ladekapazität 150 PF und ein Endladewiderstand 500 Ohm beträgt, innerhalb von 8 % des Widerstandswerts zwischen den elektrokonduktiven Körpern (10a, 12; 110a, 110b) vor dem Anlegen der Spannung liegt.
  8. Eine Zündvorrichtung (1; 101) elektrischer Bauart in Einklang mit einem der Ansprüche 1-7, wobei die Zündvorrichtung (1; 101) elektrischer Bauart einen ersten elektrokonduktiven Stift (10a) aufweist, ein metallisches Auge (12) mit einer Öffnung (11), durch welches der elektrokonduktive Stift (10a) hindurchdringt und elektrisch mit einem zweiten elektrokonduktiven Stift (10b) verbunden ist, wobei ein isolierender Körper (13) in die Öffnung eingeführt ist, um den ersten elektrokonduktiven Stift (10a) von dem Auge (12) zu isolieren, wobei die zwei elektrokonduktiven Körper (10a, 12) der erste elektrokonduktive Stift (10a) und das metallische Auge (12), das elektrisch mit dem zweiten elektrokonduktiven Stift (10b) verbunden ist, sind.
  9. Eine Zündvorrichtung (101) elektrischer Bauart in Einklang mit einem der Ansprüche 1-8, wobei die Zündvorrichtung (101) elektrischer Bauart zwei elektrokonduktive Körper (110a, 110b) umfasst, welche den ersten elektrokonduktiven Stift (110a) und den zweiten elektrokonduktiven Stift (110b) aufweisen, und einen isolierenden Körper (13), durch welchen der elektrokonduktive Körper (110a, 110b) hindurchdringt.
  10. Eine Zündvorrichtungsanordnung, umfassend die Zündvorrichtung elektrischer Bauart in Einklang mit einem der Ansprüche 1-9 und ein metallisches Manschettenelement (19; 119), welches einen äußeren Umfang des isolierenden Körpers (13) der Zündvorrichtung (1; 101) der elektrischen Bauart teilweise umgibt.
  11. Ein Gasgenerator für einen Airbag, umfassend, in einem Gehäuse mit einer Gasauslassöffnung, eine Zündvorrichtungsanordnung, umfassend eine Zündvorrichtung (1; 101) elektrischer Art, ein Gaserzeugungsmittel, das nach einer Aktivierung der Zündvorrichtungsanordnung aktiviert wird, um ein Aktivierungsgas zum Aufblasen eines Airbags zu erzeugen, wobei die Zündvorrichtungsanordnung die Zündvorrichtungsanordnung gemäß Anspruch 10 ist.
EP01956824.5A 2000-08-09 2001-08-09 Elektrischer zünder und zündsystem mit diesem zünder Expired - Lifetime EP1308691B2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000240900 2000-08-09
JP2000240900A JP4813642B2 (ja) 2000-08-09 2000-08-09 電気式イニシエータ及びそれを用いたイニシエータ組立体
PCT/JP2001/006867 WO2002012819A1 (fr) 2000-08-09 2001-08-09 Amorce electrique et ensemble amorce faisant appel a cette derniere

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EP1308691A1 EP1308691A1 (de) 2003-05-07
EP1308691A4 EP1308691A4 (de) 2006-08-09
EP1308691B1 true EP1308691B1 (de) 2009-06-03
EP1308691B2 EP1308691B2 (de) 2018-08-08

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US (1) US20030172831A1 (de)
EP (1) EP1308691B2 (de)
JP (1) JP4813642B2 (de)
DE (1) DE60138890D1 (de)
WO (1) WO2002012819A1 (de)

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DE102012009763A1 (de) 2012-05-16 2013-11-21 Trw Airbag Systems Gmbh Anzünder für einen gasgenerator
DE102012009764A1 (de) 2012-05-16 2013-11-21 Trw Airbag Systems Gmbh Anzünder für einen gasgenerator
DE102012009766A1 (de) 2012-05-16 2013-11-21 Trw Airbag Systems Gmbh Anzünder für einen gasgenerator
DE102012010608A1 (de) 2012-05-16 2013-11-21 Trw Airbag Systems Gmbh Anzünder und Verfahren zur Herstellung eines Anzünders für einen Gasgenerator
DE102012009765A1 (de) 2012-05-16 2013-11-21 Trw Airbag Systems Gmbh Anzünder und verfahren zur herstellung eines anzünders für einen gasgenerator
DE102012009768A1 (de) 2012-05-16 2013-11-21 Trw Airbag Systems Gmbh Anzünder für einen gasgenerator
DE102012009769A1 (de) 2012-05-16 2013-11-21 Trw Airbag Systems Gmbh Anzünder für einen gasgenerator
DE102012009770A1 (de) 2012-05-16 2013-11-21 Trw Airbag Systems Gmbh Anzünder für einen gasgenerator

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DE102012009763A1 (de) 2012-05-16 2013-11-21 Trw Airbag Systems Gmbh Anzünder für einen gasgenerator
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DE102012009766A1 (de) 2012-05-16 2013-11-21 Trw Airbag Systems Gmbh Anzünder für einen gasgenerator
DE102012010608A1 (de) 2012-05-16 2013-11-21 Trw Airbag Systems Gmbh Anzünder und Verfahren zur Herstellung eines Anzünders für einen Gasgenerator
DE102012009765A1 (de) 2012-05-16 2013-11-21 Trw Airbag Systems Gmbh Anzünder und verfahren zur herstellung eines anzünders für einen gasgenerator
DE102012009768A1 (de) 2012-05-16 2013-11-21 Trw Airbag Systems Gmbh Anzünder für einen gasgenerator
DE102012009769A1 (de) 2012-05-16 2013-11-21 Trw Airbag Systems Gmbh Anzünder für einen gasgenerator
DE102012009770A1 (de) 2012-05-16 2013-11-21 Trw Airbag Systems Gmbh Anzünder für einen gasgenerator

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JP2002054895A (ja) 2002-02-20
EP1308691A1 (de) 2003-05-07
JP4813642B2 (ja) 2011-11-09
WO2002012819A1 (fr) 2002-02-14
EP1308691A4 (de) 2006-08-09
EP1308691B2 (de) 2018-08-08
US20030172831A1 (en) 2003-09-18
DE60138890D1 (de) 2009-07-16

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