DE20300500U1 - Gas generator and gas bag module - Google Patents

Gas generator and gas bag module

Info

Publication number
DE20300500U1
DE20300500U1 DE20300500U DE20300500U DE20300500U1 DE 20300500 U1 DE20300500 U1 DE 20300500U1 DE 20300500 U DE20300500 U DE 20300500U DE 20300500 U DE20300500 U DE 20300500U DE 20300500 U1 DE20300500 U1 DE 20300500U1
Authority
DE
Germany
Prior art keywords
gas
gas generator
gas outlet
generator according
outflow openings
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
DE20300500U
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.)
TRW Occupant Restraint Systems GmbH
Original Assignee
TRW Occupant Restraint 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 Occupant Restraint Systems GmbH filed Critical TRW Occupant Restraint Systems GmbH
Priority to DE20300500U priority Critical patent/DE20300500U1/en
Publication of DE20300500U1 publication Critical patent/DE20300500U1/en
Priority to DE10358057A priority patent/DE10358057A1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26Inflatable 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
    • B60R21/261Inflatable 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 with means other than bag structure to diffuse or guide inflation fluid
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26Inflatable 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/26Inflatable 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
    • B60R21/261Inflatable 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 with means other than bag structure to diffuse or guide inflation fluid
    • B60R2021/2612Gas guiding means, e.g. ducts

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. Gasgenerator mit einem langgestreckten Gehäuse (14) und einem Gasaus­ laßstutzen (16),
wobei der Gasauslaßstutzen (16) einen Diffusorabschnitt (18; 118) mit einer Vielzahl von Ausströmöffnungen (20; 120, 132) aufweist
und die axiale Länge des Gasauslaßstutzens (16) geringer ist als die axiale Länge des Gasgenerators (12),
dadurch gekennzeichnet, daß am Diffusorabschnitt (18; 118)
  • a) bezüglich des Gasauslaßstutzens (16) radial gerichtete Ausströmöffnungen (120) und axial gerichtete Ausströmöffnungen (132) und/oder
  • b) schräg zu einer Längsachse (A) des Gasauslaßstutzens (12) gerichtete Aus­ strömöffnungen (20) ausgebildet sind.
1. gas generator with an elongated housing ( 14 ) and a Gasaus lassstutzen ( 16 ),
wherein the gas outlet connection ( 16 ) has a diffuser section ( 18 ; 118 ) with a plurality of outflow openings ( 20 ; 120 , 132 )
and the axial length of the gas outlet connection ( 16 ) is less than the axial length of the gas generator ( 12 ),
characterized in that on the diffuser section ( 18 ; 118 )
  • a) with respect to the gas outlet nozzle ( 16 ) radially directed outflow openings ( 120 ) and axially directed outflow openings ( 132 ) and / or
  • b) obliquely to a longitudinal axis (A) of the gas outlet connector ( 12 ) directed from flow openings ( 20 ) are formed.
2. Gasgenerator nach Anspruch 1, dadurch gekennzeichnet, daß der gesamte radial gerichtete Flächenanteil der Ausströmöffnungen (20; 120, 132) größer ist als der gesamte axial gerichtete Flächenanteil der Ausströmöffnungen (20; 120, 132).2. Gas generator according to claim 1, characterized in that the total radially directed area portion of the outflow openings ( 20 ; 120 , 132 ) is greater than the total axially directed area portion of the outflow openings ( 20 ; 120 , 132 ). 3. Gasgenerator nach einem der vorhergehenden Ansprüche, dadurch ge­ kennzeichnet, daß wenigstens einige der Ausströmöffnungen kiemenartig ausge­ bildet sind.3. Gas generator according to one of the preceding claims, characterized ge indicates that at least some of the outflow openings are gill-like forms are. 4. Gasgenerator nach einem der vorhergehenden Ansprüche, dadurch ge­ kennzeichnet, daß der Gasauslaßstutzen (16) radial von einer Umfangsfläche des Gehäuses (14) absteht.4. Gas generator according to one of the preceding claims, characterized in that the gas outlet connection ( 16 ) projects radially from a peripheral surface of the housing ( 14 ). 5. Gasgenerator nach einem der vorhergehenden Ansprüche, dadurch ge­ kennzeichnet, daß der Diffusorabschnitt (18; 118) ein separates Bauteil ist. 5. Gas generator according to one of the preceding claims, characterized in that the diffuser section ( 18 ; 118 ) is a separate component. 6. Gasgenerator nach Anspruch 5, dadurch gekennzeichnet, daß der Diffuso­ rabschnitt (18; 118) mit einem Ansatz des Gasauslaßstutzens (16) verstemmt ist.6. Gas generator according to claim 5, characterized in that the diffuser section ( 18 ; 118 ) is caulked with an extension of the gas outlet connection ( 16 ). 7. Gasgenerator nach einem der Ansprüche 5 und 6, dadurch gekennzeichnet, daß der Diffusorabschnitt (18; 118) kappenförmig ist.7. Gas generator according to one of claims 5 and 6, characterized in that the diffuser section ( 18 ; 118 ) is cap-shaped. 8. Gasgenerator nach einem der vorhergehenden Ansprüche, dadurch ge­ kennzeichnet, daß der Diffusorabschnitt (18) an seinem freien Ende (130) eine Halbkugelform oder Kegelform besitzt.8. Gas generator according to one of the preceding claims, characterized in that the diffuser section ( 18 ) at its free end ( 130 ) has a hemispherical or conical shape. 9. Gasgenerator nach einem der vorhergehenden Ansprüche, dadurch ge­ kennzeichnet, daß am freien Ende (130) des Diffusorabschnitts (118) eine oder mehrere spaltförmige Ausströmöffnungen (132) vorgesehen sind.9. Gas generator according to one of the preceding claims, characterized in that one or more slot-shaped outflow openings ( 132 ) are provided at the free end ( 130 ) of the diffuser section ( 118 ). 10. Gasgenerator nach Anspruch 9, dadurch gekennzeichnet, daß die Breite des Spalts (132) oder der Spalte weniger als 2 mm beträgt.10. Gas generator according to claim 9, characterized in that the width of the gap ( 132 ) or the column is less than 2 mm. 11. Gasgenerator nach einem der Ansprüche 9 und 10, dadurch gekennzeich­ net, daß der oder die Spalte (132) durch eine Verengung des freien Endes (130) des Diffusorabschnitts (118) gebildet sind.11. Gas generator according to one of claims 9 and 10, characterized in that the column or columns ( 132 ) are formed by a narrowing of the free end ( 130 ) of the diffuser section ( 118 ). 12. Gassackmodul nach einem der vorhergehenden Ansprüche, dadurch ge­ kennzeichnet, daß am Gasauslaßstutzen (16) ein Gasleitungsrohr (22) befestigt ist, wobei der Diffusorabschnitt (18) im Inneren des Gasleitungsrohrs (22) liegt.12. Airbag module according to one of the preceding claims, characterized in that a gas conduit pipe ( 22 ) is fastened to the gas outlet connection ( 16 ), the diffuser section ( 18 ) being located inside the gas conduit pipe ( 22 ). 13. Gassackmodul nach Anspruch 12, dadurch gekennzeichnet, daß das Gas­ leitungsrohr (22) radial gerichtete Ausströmöffnungen (20) am Gasauslaßstutzen (16) verschließt.13. Airbag module according to claim 12, characterized in that the gas pipe ( 22 ) closes radially directed outflow openings ( 20 ) on the gas outlet connection ( 16 ). 14. Gassackmodul nach Anspruch 13, dadurch gekennzeichnet, daß das Gas­ leitungsrohr (22) alle radial gerichteten Ausströmöffnungen (20) verschließt.14. Airbag module according to claim 13, characterized in that the gas pipe ( 22 ) closes all radially directed outflow openings ( 20 ). 15. Gassackmodul mit einem Gasgenerator (12; 112) nach einem der Ansprü­ che 1 bis 11 und einem Gassack (140), dadurch gekennzeichnet, daß der Gassack (140) mit seinem Einblasmund (160) am Gasauslaßstutzen (16) befestigt ist. 15. Airbag module with a gas generator ( 12 ; 112 ) according to one of Ansprü che 1 to 11 and a gas bag ( 140 ), characterized in that the gas bag ( 140 ) with its blowing mouth ( 160 ) is attached to the gas outlet port ( 16 ). 16. Gassackmodul nach Anspruch 15, dadurch gekennzeichnet, daß eine Hülse (150) vorgesehen ist, die den Einströmabschnitt (160) und den Gasauslaßstutzen (16) umgreift, und daß die Hülse (150) und der Gasauslaßstutzen (16) so mitein­ ander verstemmt sind, daß der Einblasmund (160) des Gassacks (140) zwischen der Hülse (150) und der Wandung des Gasauslaßstutzens (16) festgeklemmt ist.16. Airbag module according to claim 15, characterized in that a sleeve ( 150 ) is provided which surrounds the inflow section ( 160 ) and the gas outlet connection ( 16 ), and that the sleeve ( 150 ) and the gas outlet connection ( 16 ) caulked so mitein other are that the blowing mouth ( 160 ) of the gas bag ( 140 ) is clamped between the sleeve ( 150 ) and the wall of the gas outlet connector ( 16 ).
DE20300500U 2003-01-13 2003-01-13 Gas generator and gas bag module Expired - Lifetime DE20300500U1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE20300500U DE20300500U1 (en) 2003-01-13 2003-01-13 Gas generator and gas bag module
DE10358057A DE10358057A1 (en) 2003-01-13 2003-12-11 Airbag module, comprising diffusor with radial and diagonally positioned openings for safe transport

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20300500U DE20300500U1 (en) 2003-01-13 2003-01-13 Gas generator and gas bag module

Publications (1)

Publication Number Publication Date
DE20300500U1 true DE20300500U1 (en) 2003-06-18

Family

ID=7979062

Family Applications (2)

Application Number Title Priority Date Filing Date
DE20300500U Expired - Lifetime DE20300500U1 (en) 2003-01-13 2003-01-13 Gas generator and gas bag module
DE10358057A Ceased DE10358057A1 (en) 2003-01-13 2003-12-11 Airbag module, comprising diffusor with radial and diagonally positioned openings for safe transport

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE10358057A Ceased DE10358057A1 (en) 2003-01-13 2003-12-11 Airbag module, comprising diffusor with radial and diagonally positioned openings for safe transport

Country Status (1)

Country Link
DE (2) DE20300500U1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004041802A1 (en) * 2004-08-24 2006-03-02 Takata-Petri (Ulm) Gmbh airbag module
EP2783183B1 (en) * 2011-11-22 2019-04-24 Joyson Safety Systems Germany GmbH Gas generator
US20220266788A1 (en) * 2019-08-27 2022-08-25 Zf Airbag Germany Gmbh Deflector for a diffusor of a gas generator
US20220274557A1 (en) * 2019-08-27 2022-09-01 Zf Automotive Germany Gmbh Assembly formed from a cover cap of a diffuser of a piped gas generator and a deflector element, piped gas generator, and method for producing a piped gas generator

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004056159B4 (en) * 2004-11-18 2013-11-14 TAKATA Aktiengesellschaft airbag module
WO2009136827A1 (en) * 2008-05-09 2009-11-12 Autoliv Development Ab Airbag inflator system
DE102018112010A1 (en) * 2018-05-18 2019-11-21 Trw Airbag Systems Gmbh FUEL CAGE FOR A GAS GENERATOR, GAS GENERATOR WITH SUCH A FUEL CAGE, OPERATING METHOD AND METHOD FOR LEADING A CHOCOLATE OF A GAS GENERATOR
DE102019122987A1 (en) * 2019-08-27 2021-03-04 Zf Airbag Germany Gmbh Diffuser for a gas generator, gas generator with such a diffuser and manufacturing method for such a diffuser
DE102019122992A1 (en) * 2019-08-27 2021-03-04 Zf Airbag Germany Gmbh Assembly of a cover cap of a tubular gas generator and a deflector element, tubular gas generator and method for manufacturing a tubular gas generator

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004041802A1 (en) * 2004-08-24 2006-03-02 Takata-Petri (Ulm) Gmbh airbag module
US7434836B2 (en) 2004-08-24 2008-10-14 Takata-Petri Ag Airbag module
EP2783183B1 (en) * 2011-11-22 2019-04-24 Joyson Safety Systems Germany GmbH Gas generator
US20220266788A1 (en) * 2019-08-27 2022-08-25 Zf Airbag Germany Gmbh Deflector for a diffusor of a gas generator
US20220274557A1 (en) * 2019-08-27 2022-09-01 Zf Automotive Germany Gmbh Assembly formed from a cover cap of a diffuser of a piped gas generator and a deflector element, piped gas generator, and method for producing a piped gas generator
US11884231B2 (en) * 2019-08-27 2024-01-30 Zf Airbag Germany Gmbh Deflector for a diffusor of a gas generator

Also Published As

Publication number Publication date
DE10358057A1 (en) 2004-07-22

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Legal Events

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R207 Utility model specification

Effective date: 20030724

R163 Identified publications notified

Effective date: 20040211

R150 Term of protection extended to 6 years

Effective date: 20060215

R151 Term of protection extended to 8 years

Effective date: 20090226

R152 Term of protection extended to 10 years

Effective date: 20110216

R071 Expiry of right
R071 Expiry of right