DE69802221D1 - Pyrotechnischer Gasgenerator mit anpassungsfähigem Durchfluss und Volumen für ein Luftkissen - Google Patents

Pyrotechnischer Gasgenerator mit anpassungsfähigem Durchfluss und Volumen für ein Luftkissen

Info

Publication number
DE69802221D1
DE69802221D1 DE69802221T DE69802221T DE69802221D1 DE 69802221 D1 DE69802221 D1 DE 69802221D1 DE 69802221 T DE69802221 T DE 69802221T DE 69802221 T DE69802221 T DE 69802221T DE 69802221 D1 DE69802221 D1 DE 69802221D1
Authority
DE
Germany
Prior art keywords
volume
gas generator
air cushion
pyrotechnic gas
adaptable flow
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69802221T
Other languages
English (en)
Other versions
DE69802221T2 (de
Inventor
Benoit Marsaud
Daniel Duvacquier
Christian Perotto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Livbag SAS
Original Assignee
Livbag SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Livbag SAS filed Critical Livbag SAS
Application granted granted Critical
Publication of DE69802221D1 publication Critical patent/DE69802221D1/de
Publication of DE69802221T2 publication Critical patent/DE69802221T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
    • B60R21/264—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic
    • B60R21/2644—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic using only solid reacting substances, e.g. pellets, powder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
    • B60R21/263—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using a variable source, e.g. plural stage or controlled output
    • B60R2021/2633—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using a variable source, e.g. plural stage or controlled output with a plurality of inflation levels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
    • B60R21/264—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic
    • B60R21/2644—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic using only solid reacting substances, e.g. pellets, powder
    • B60R2021/2648—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using instantaneous generation of gas, e.g. pyrotechnic using only solid reacting substances, e.g. pellets, powder comprising a plurality of combustion chambers or sub-chambers

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air Bags (AREA)
DE69802221T 1997-04-11 1998-04-07 Pyrotechnischer Gasgenerator mit einstellbarem Gasdurchsatz und -volumen für einen Airbag Expired - Lifetime DE69802221T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9704465A FR2761942B1 (fr) 1997-04-11 1997-04-11 Generateur pyrotechnique a debit et volume de gaz adaptables pour coussin de protection

Publications (2)

Publication Number Publication Date
DE69802221D1 true DE69802221D1 (de) 2001-12-06
DE69802221T2 DE69802221T2 (de) 2002-06-27

Family

ID=9505792

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69802221T Expired - Lifetime DE69802221T2 (de) 1997-04-11 1998-04-07 Pyrotechnischer Gasgenerator mit einstellbarem Gasdurchsatz und -volumen für einen Airbag

Country Status (7)

Country Link
US (1) US6050599A (de)
EP (1) EP0870651B1 (de)
JP (1) JP2975339B2 (de)
KR (1) KR100316680B1 (de)
DE (1) DE69802221T2 (de)
ES (1) ES2165663T3 (de)
FR (1) FR2761942B1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6412815B1 (en) 1998-09-28 2002-07-02 Daicel Chemical Industries, Ltd. Gas generator for air bag and air bag device
DE69923054T2 (de) 1998-09-28 2005-05-25 Daicel Chemical Industries, Ltd., Sakai Gasgenerator für luftsack und luftsackvorrichtung
DE29817504U1 (de) * 1998-09-30 1999-02-04 Trw Repa Gmbh Gassack für ein Fahrzeuginsassen-Rückhaltesystem
JP3220443B2 (ja) 1998-11-30 2001-10-22 ダイセル化学工業株式会社 エアバッグ用ガス発生器及びエアバッグ装置
JP3772570B2 (ja) * 1999-02-12 2006-05-10 タカタ株式会社 ガス発生器、その容器及び容器の製造方法
EP2489557B1 (de) 1999-02-16 2015-05-27 Daicel Chemical Industries, Ltd. Mehrstufiger Gasgenerator für einen Airbag und Airbagvorrichtung
DE10006522B4 (de) 1999-03-05 2018-02-01 Trw Vehicle Safety Systems Inc. Aufblasvorrichtung für einen zweistufigen Airbag
US6701849B2 (en) 1999-03-05 2004-03-09 Trw Inc. Dual stage air bag inflator with secondary propellant cap
EP1201512A1 (de) * 1999-07-12 2002-05-02 Nippon Kayaku Kabushiki Kaisha Gasgenerator
DE20002377U1 (de) 2000-02-11 2000-08-17 Trw Airbag Sys Gmbh & Co Kg Gasgenerator
US6447007B1 (en) * 2000-03-28 2002-09-10 Atlantic Research Corporation Compact dual nozzle air bag inflator
JP5050298B2 (ja) * 2000-05-19 2012-10-17 タカタ株式会社 ガス発生装置
JP4860807B2 (ja) 2000-06-12 2012-01-25 株式会社ダイセル 多段式エアバッグ用ガス発生器
JP2005521582A (ja) * 2002-03-26 2005-07-21 オートモーティブ システムズ ラボラトリー インコーポレーテッド 複数のチャンバを備えた２段インフレータ
EP3563112A1 (de) * 2016-12-30 2019-11-06 Hamlin Electronics (Suzhou) Ltd. Zünder für einen elektronischen detonator
DE102019100262A1 (de) 2018-10-02 2020-04-02 Trw Automotive Gmbh Baugruppe aus einem Diffusor und einem Gasgenerator, Gassackmodul und Verfahren zur Montage einer Baugruppe

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2330194C3 (de) * 1973-06-14 1978-07-06 Bayern-Chemie Gesellschaft Fuer Flugchemische Antriebe Mbh, 8261 Aschau Gaszuführeinheit einer Aufprallschutzvorrichtung für Kraftfahrzeuginsassen
US4068862A (en) * 1974-11-20 1978-01-17 Nissan Motor Co., Ltd. Safety bag inflation apparatus with extendible guard member against contact of bag with heated gas generator
US3972545A (en) 1975-03-10 1976-08-03 Thiokol Corporation Multi-level cool gas generator
JPH03548A (ja) * 1989-02-10 1991-01-07 Morton Internatl Inc エアバッグ用二室式膨張器
DE4121039C2 (de) * 1991-06-26 1995-08-17 Rudolf Reiter Gasgenerator als Teil einer Aufprallschutzeinrichtung
FR2730965B1 (fr) * 1995-02-23 1997-04-04 Livbag Snc Generateur pyrotechnique de gaz pour coussin gonflable d'un vehicule automobile
US5799973A (en) * 1995-04-22 1998-09-01 Temic Bayern-Chemie Airbag Gmbh Pyrotechnic gas generator with two separate combustion chambers
DE19611102A1 (de) * 1996-03-21 1997-09-25 Dynamit Nobel Ag Gasgenerator für ein Airbagsystem

Also Published As

Publication number Publication date
FR2761942A1 (fr) 1998-10-16
EP0870651B1 (de) 2001-10-31
KR100316680B1 (ko) 2002-06-20
JP2975339B2 (ja) 1999-11-10
ES2165663T3 (es) 2002-03-16
US6050599A (en) 2000-04-18
FR2761942B1 (fr) 1999-05-07
KR19980081260A (ko) 1998-11-25
DE69802221T2 (de) 2002-06-27
JPH10315901A (ja) 1998-12-02
EP0870651A1 (de) 1998-10-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition