DE29914924U1 - Airbag module - Google Patents

Airbag module

Info

Publication number
DE29914924U1
DE29914924U1 DE29914924U DE29914924U DE29914924U1 DE 29914924 U1 DE29914924 U1 DE 29914924U1 DE 29914924 U DE29914924 U DE 29914924U DE 29914924 U DE29914924 U DE 29914924U DE 29914924 U1 DE29914924 U1 DE 29914924U1
Authority
DE
Germany
Prior art keywords
module according
airbag module
airbag
propellant charge
gas generator
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
DE29914924U
Other languages
German (de)
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.)
ZF Airbag Germany GmbH
Original Assignee
TRW Airbag Systems GmbH
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 TRW Airbag Systems GmbH filed Critical TRW Airbag Systems GmbH
Priority to DE29914924U priority Critical patent/DE29914924U1/en
Publication of DE29914924U1 publication Critical patent/DE29914924U1/en
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
    • B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
    • B60R21/215—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components characterised by the covers for the inflatable member
    • B60R21/2155—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components characterised by the covers for the inflatable member with complex motion of the cover; Retraction under the lining during opening
    • 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

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (16)

1. Gassack-Modul, mit
einem Gasgenerator (3),
einem Gassack (11),
einer Modulabdeckung (5; 108) und einem Antrieb zum Entfernen der Modulabdeckung (5; 108), dadurch gekennzeichnet, daß
der Antrieb eine separate, im Gasgenerator (3) untergebrachte Treibladung (33; 83) ist, die bei Zündung ein mit dem Gasgenerator verbundenes, verschiebliches Teil bewegt, dessen Bewegung durch eine Kraftübertragungseinrichtung in die Bewegung der Modulabdeckung (5; 108) umgesetzt wird.1. Airbag module, with
a gas generator ( 3 ),
an airbag ( 11 ),
a module cover ( 5 ; 108 ) and a drive for removing the module cover ( 5 ; 108 ), characterized in that
the drive is a separate propellant charge ( 33 ; 83 ) accommodated in the gas generator ( 3 ) which, when ignited, moves a displaceable part connected to the gas generator, the movement of which is converted into the movement of the module cover ( 5 ; 108 ) by a force transmission device. 2. Gassack-Modul nach Anspruch 1, dadurch gekennzeichnet, daß das verschiebliche Teil ein im Gehäuse des Gasgenerators auf einer Kreis­ bahn umlaufender Kolben (23) ist.2. Airbag module according to claim 1, characterized in that the displaceable part is a piston in the housing of the gas generator on a circular orbit ( 23 ). 3. Gassack-Modul nach Anspruch 2, dadurch gekennzeichnet, daß der Kolben (23) in einer kreisringförmig verlaufenden Führung (21) im Gehäuse des Gasgenerators verschieblich ist. 3. Airbag module according to claim 2, characterized in that the piston ( 23 ) is displaceable in an annular guide ( 21 ) in the housing of the gas generator. 4. Gassack-Modul nach Anspruch 3, dadurch gekennzeichnet, daß das Außengehäuse (19) des Gasgenerators wenigstens einen Abschnitt der Führung (21) definiert.4. Airbag module according to claim 3, characterized in that the outer housing ( 19 ) of the gas generator defines at least a portion of the guide ( 21 ). 5. Gassack-Modul nach einem der Ansprüche 2 bis 4, dadurch ge­ kennzeichnet, daß die Kreisbahn eine Brennkammer (41) umgibt, die eine zur Entfaltung des Gassacks (11) vorgesehene Treibladung (43) hat.5. Airbag module according to one of claims 2 to 4, characterized in that the circular path surrounds a combustion chamber ( 41 ) which has a propellant charge ( 43 ) provided for the deployment of the airbag ( 11 ). 6. Gassack-Modul nach Anspruch 5, dadurch gekennzeichnet, daß die Brennkammer (41) mit der Kreisbahn in Strömungsverbindung steht und die Kreisbahn wiederum mit dem Gassackinneren, so daß die Kreisbahn eine Expansionskammer bildet.6. Airbag module according to claim 5, characterized in that the combustion chamber ( 41 ) is in flow connection with the circular path and the circular path in turn with the gas bag interior, so that the circular path forms an expansion chamber. 7. Gassack-Modul nach einem der Ansprüche 2 bis 6, dadurch ge­ kennzeichnet, daß die Brennkammer (29) für die Treibladung (33) zum Antrieb des Kolbens (23) erst nach einem Verschiebeweg des Kolbens (23) strömungsmäßig mit der Brennkammer (41) für die Treibladung (43) zum Entfernen des Gassacks (11) verbunden ist.7. Airbag module according to one of claims 2 to 6, characterized in that the combustion chamber ( 29 ) for the propellant charge ( 33 ) for driving the piston ( 23 ) only after a displacement of the piston ( 23 ) in terms of flow with the combustion chamber ( 41 ) for the propellant charge ( 43 ) for removing the gas bag ( 11 ). 8. Gassack-Modul nach Anspruch 7, dadurch gekennzeichnet, daß das erzeugte heiße Gas zum Verschieben des Kolbens (23) die Treibladung (43) zum Entfalten des Gassacks (11) zündet.8. Airbag module according to claim 7, characterized in that the generated hot gas for moving the piston ( 23 ) ignites the propellant charge ( 43 ) for unfolding the airbag ( 11 ). 9. Gassack-Modul nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß jeweils ein separater Zünder für die Treibladung (33) für den Antrieb der Modulabdeckung und für die Treibladung (43) zum Aufblasen des Gassacks (11) vorgesehen ist.9. Airbag module according to one of the preceding claims, characterized in that a separate igniter for the propellant charge ( 33 ) for driving the module cover and for the propellant charge ( 43 ) is provided for inflating the gas bag ( 11 ). 10. Gassack-Modul nach einem der Ansprüche 2 bis 9, dadurch ge­ kennzeichnet, daß der Kolben (23) mit einem Zugseil (39) und dieses mit der Modulabdeckung (5; 108) gekoppelt ist und die Kreisbahn eine Seilumlenkung ist.10. Airbag module according to one of claims 2 to 9, characterized in that the piston ( 23 ) with a pull rope ( 39 ) and this is coupled to the module cover ( 5 ; 108 ) and the circular path is a cable deflection. 11. Gassack-Modul nach einem der vorhergehenden Ansprüche, da­ durch gekennzeichnet, daß anstelle der separaten Treibladung (33) für den Antrieb der Modulabdeckung (5; 108) nur ein diesen Antrieb bilden­ der Zünder (31) vorgesehen ist. 11. Airbag module according to one of the preceding claims, characterized in that instead of the separate propellant charge ( 33 ) for driving the module cover ( 5 ; 108 ) only one form this drive, the igniter ( 31 ) is provided. 12. Gassack-Modul nach einem der vorhergehenden Ansprüche, da­ durch gekennzeichnet, daß das verschiebliche Teil (123) einen Hydrau­ lik- oder Pneumatikantrieb bildet und in eine mit Fluid gefüllte Kammer (51) verschoben wird, die über eine Leitung (55) mit einem Antriebsmotor (57) an der Modulabdeckung (5; 108) in Verbindung steht und diesen Antriebsmotor (57) in Bewegung versetzt.12. Airbag module according to one of the preceding claims, characterized in that the displaceable part ( 123 ) forms a hydraulic lik or pneumatic drive and is displaced into a fluid-filled chamber ( 51 ) which via a line ( 55 ) a drive motor ( 57 ) on the module cover ( 5 ; 108 ) is connected and sets this drive motor ( 57 ) in motion. 13. Gassack-Modul nach einem der vorhergehenden Ansprüche, da­ durch gekennzeichnet, daß die Modulabdeckung (5; 108) über ein Zugseil (95) als Kraftübertragungseinrichtung mit dem verschieblichen Teil (91) verbunden ist und wobei das verschiebliche Teil (91) wenigstens eine Seilumlenkung (101) aufweist, um die das Zugseil (95) geschlungen ist, wobei die Anordnung Zugseil (95) zu Seilumlenkung (101) so ausge­ bildet ist, daß die Verschiebung der Seilumlenkung (91) um einen Weg X zu einer Verschiebung des Zugseils (95) um wenigstens 2X führt.13. Airbag module according to one of the preceding claims, characterized in that the module cover ( 5 ; 108 ) is connected via a traction cable ( 95 ) as a power transmission device with the movable part ( 91 ) and wherein the movable part ( 91 ) at least one Rope deflection ( 101 ) around which the traction rope ( 95 ) is looped, the arrangement of the traction rope ( 95 ) to the rope deflection ( 101 ) being such that the displacement of the rope deflection ( 91 ) by a path X to a displacement of the traction rope ( 95 ) by at least 2X. 14. Gassack-Modul nach Anspruch 13, dadurch gekennzeichnet, daß das verschiebliche Teil ein an dem Außengehäuse (71) des Gasgenerators geführter verschieblicher Kolben (91) ist.14. Airbag module according to claim 13, characterized in that the displaceable part is a displaceable piston ( 91 ) guided on the outer housing ( 71 ) of the gas generator. 15. Gassack-Modul nach Anspruch 14, dadurch gekennzeichnet, daß das Innere des Gasgenerators zwei Treibladungen (83, 89) aufweist, wovon eine zum Antrieb der Modulabdeckung (S. 108) und die andere zum Aufblasen des Gassacks (11) dient und daß die Treibladung (83) zum Antrieb der Modulabdeckung (S. 108) die Treibladung (89) zum Aufblasen des Gassacks (11) zündet.15. Airbag module according to claim 14, characterized in that the interior of the gas generator has two propellant charges ( 83 , 89 ), one of which is used to drive the module cover (p. 108) and the other for inflating the airbag ( 11 ) and that the propellant charge ( 83 ) for driving the module cover (p. 108) the propellant charge ( 89 ) for inflating the gas bag ( 11 ) ignites. 16. Gassack-Modul nach einem der vorhergehenden Ansprüche, da­ durch gekennzeichnet, daß die Modulabdeckung (108) als Lamellenver­ schluß ausgebildet ist.16. Airbag module according to one of the preceding claims, characterized in that the module cover ( 108 ) is designed as a Lamellenver circuit.
DE29914924U 1999-08-25 1999-08-25 Airbag module Expired - Lifetime DE29914924U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29914924U DE29914924U1 (en) 1999-08-25 1999-08-25 Airbag module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29914924U DE29914924U1 (en) 1999-08-25 1999-08-25 Airbag module

Publications (1)

Publication Number Publication Date
DE29914924U1 true DE29914924U1 (en) 2000-01-20

Family

ID=8078014

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29914924U Expired - Lifetime DE29914924U1 (en) 1999-08-25 1999-08-25 Airbag module

Country Status (1)

Country Link
DE (1) DE29914924U1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001014172A1 (en) * 1999-08-24 2001-03-01 Inova Gmbh Airbag system with controlled cover device
WO2001076918A1 (en) * 2000-04-07 2001-10-18 Volkswagen Ag Airbag device and method for operating the same
DE10038432A1 (en) * 2000-08-07 2002-02-21 Volkswagen Ag Airbag device in motor vehicles has actuation arrangement with mechanical input element with which mechanical starting element is brought into engagement in off-center coupling position
WO2002024491A1 (en) * 2000-09-25 2002-03-28 Volkswagen Ag Airbag device and method for operating the same

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001014172A1 (en) * 1999-08-24 2001-03-01 Inova Gmbh Airbag system with controlled cover device
US6527295B2 (en) 1999-08-24 2003-03-04 Volkswagen Ag Airbag system with a controlled cover configuration
WO2001076918A1 (en) * 2000-04-07 2001-10-18 Volkswagen Ag Airbag device and method for operating the same
US6685216B2 (en) 2000-04-07 2004-02-03 Volkswagen Ag Airbag device and method of operating an airbag device
DE10038432A1 (en) * 2000-08-07 2002-02-21 Volkswagen Ag Airbag device in motor vehicles has actuation arrangement with mechanical input element with which mechanical starting element is brought into engagement in off-center coupling position
DE10038432B4 (en) * 2000-08-07 2011-06-16 Volkswagen Ag Airbag device in vehicles
WO2002024491A1 (en) * 2000-09-25 2002-03-28 Volkswagen Ag Airbag device and method for operating the same
US6679519B2 (en) 2000-09-25 2004-01-20 Volkswagen Ag Airbag configuration and method for operating an airbag configuration

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20000224

R163 Identified publications notified

Effective date: 20000320

R150 Term of protection extended to 6 years

Effective date: 20021023

R151 Term of protection extended to 8 years

Effective date: 20050818

R152 Term of protection extended to 10 years

Effective date: 20070822

R071 Expiry of right