CA2279404A1 - Liquid propellant airbag inflator - Google Patents
Liquid propellant airbag inflator Download PDFInfo
- Publication number
- CA2279404A1 CA2279404A1 CA002279404A CA2279404A CA2279404A1 CA 2279404 A1 CA2279404 A1 CA 2279404A1 CA 002279404 A CA002279404 A CA 002279404A CA 2279404 A CA2279404 A CA 2279404A CA 2279404 A1 CA2279404 A1 CA 2279404A1
- Authority
- CA
- Canada
- Prior art keywords
- piston
- airbag inflator
- housing
- chamber
- bore
- 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.)
- Abandoned
Links
- 239000003380 propellant Substances 0.000 title claims abstract description 49
- 239000007788 liquid Substances 0.000 title claims abstract description 46
- 239000012530 fluid Substances 0.000 claims abstract description 53
- 238000002485 combustion reaction Methods 0.000 claims abstract description 49
- 239000003999 initiator Substances 0.000 claims abstract description 14
- 238000013016 damping Methods 0.000 claims abstract description 13
- 230000000979 retarding effect Effects 0.000 claims abstract 4
- 238000002347 injection Methods 0.000 claims description 22
- 239000007924 injection Substances 0.000 claims description 22
- 238000006073 displacement reaction Methods 0.000 claims description 13
- 230000033001 locomotion Effects 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 239000004449 solid propellant Substances 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 230000002745 absorbent Effects 0.000 claims 1
- 239000002250 absorbent Substances 0.000 claims 1
- 238000005538 encapsulation Methods 0.000 claims 1
- 239000000567 combustion gas Substances 0.000 description 10
- 238000009434 installation Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- -1 alkali metal azide Chemical class 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- XWROSHJVVFETLV-UHFFFAOYSA-N [B+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O Chemical compound [B+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O XWROSHJVVFETLV-UHFFFAOYSA-N 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229960004643 cupric oxide Drugs 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
-
- 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
- B60R2021/2636—The volume of gas being continuously adjustable
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3723197P | 1997-02-03 | 1997-02-03 | |
| US60/037,231 | 1997-02-03 | ||
| US08/994,135 | 1997-12-19 | ||
| US08/994,135 US6039347A (en) | 1997-02-03 | 1997-12-19 | Liquid propellant airbag inflator with dual telescoping pistons |
| PCT/US1998/001790 WO1998033683A1 (en) | 1997-02-03 | 1998-02-02 | Liquid propellant airbag inflator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2279404A1 true CA2279404A1 (en) | 1998-08-06 |
Family
ID=26713939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002279404A Abandoned CA2279404A1 (en) | 1997-02-03 | 1998-02-02 | Liquid propellant airbag inflator |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6039347A (enExample) |
| EP (1) | EP0956221A4 (enExample) |
| JP (1) | JP2002513350A (enExample) |
| KR (1) | KR20000070690A (enExample) |
| CA (1) | CA2279404A1 (enExample) |
| WO (1) | WO1998033683A1 (enExample) |
Families Citing this family (48)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0978424B1 (de) * | 1998-08-04 | 2003-06-18 | TRW Airbag Systems GmbH | Gasgenerator mit steuerbarer Flüssigkeitseinspritzung |
| US6669231B2 (en) * | 1998-11-04 | 2003-12-30 | Delphi Technologies, Inc. | Adaptive venting for an air bag module |
| DE29821232U1 (de) * | 1998-11-26 | 1999-04-01 | TRW Airbag Systems GmbH & Co. KG, 84544 Aschau | Gasgenerator für ein Sicherheitssystem |
| DE29906173U1 (de) * | 1999-04-06 | 1999-08-12 | TRW Airbag Systems GmbH & Co. KG, 84544 Aschau | Gasgenerator |
| US6206412B1 (en) * | 1999-12-06 | 2001-03-27 | Trw Inc. | Inflator assembly for a vehicle occupant protection device |
| US6237940B1 (en) * | 2000-02-29 | 2001-05-29 | Trw Inc. | Inflator for side curtain |
| DE10031750A1 (de) * | 2000-06-29 | 2002-01-10 | Welz Industrieprodukte Gmbh | Kaltgasgenerator für ein Airbag-System |
| DE20107130U1 (de) * | 2001-04-25 | 2001-06-21 | TRW Airbag Systems GmbH & Co. KG, 84544 Aschau | Gassackmodul |
| DE20120660U1 (de) * | 2001-12-20 | 2002-03-21 | TRW Airbag Systems GmbH & Co. KG, 84544 Aschau | Hybrid-Gasgenerator |
| US7670623B2 (en) * | 2002-05-31 | 2010-03-02 | Materials Modification, Inc. | Hemostatic composition |
| US6789820B2 (en) * | 2002-06-26 | 2004-09-14 | Trw Vehicle Safety Systems Inc. | Variable output inflator |
| US7182191B2 (en) * | 2002-07-11 | 2007-02-27 | Autoliv Asp, Inc. | Motion damper |
| US6764118B2 (en) | 2002-09-11 | 2004-07-20 | Autoliv Asp, Inc. | Active bumper assembly |
| US6889614B2 (en) * | 2002-09-13 | 2005-05-10 | Island Pyrochemical Industries Corp. | Air bag inflator |
| US6889613B2 (en) * | 2002-09-13 | 2005-05-10 | Island Pyrochemical Industries Corp. | Variable output inflator |
| US6871871B2 (en) | 2002-09-13 | 2005-03-29 | Island Pyrochemical Industries Corp. | Air bag inflator |
| US6786508B2 (en) | 2002-09-30 | 2004-09-07 | Lear Corporation | Occupant protection apparatus for a vehicle |
| US7560160B2 (en) * | 2002-11-25 | 2009-07-14 | Materials Modification, Inc. | Multifunctional particulate material, fluid, and composition |
| US7007972B1 (en) | 2003-03-10 | 2006-03-07 | Materials Modification, Inc. | Method and airbag inflation apparatus employing magnetic fluid |
| US20040212182A1 (en) * | 2003-04-22 | 2004-10-28 | Canterberry Jb | Inflator with movable pressure vessel |
| US6982501B1 (en) | 2003-05-19 | 2006-01-03 | Materials Modification, Inc. | Magnetic fluid power generator device and method for generating power |
| US6913285B2 (en) * | 2003-05-28 | 2005-07-05 | Autoliv Asp, Inc. | Adaptive inflation performance using magnetic characteristics of gases |
| US7200956B1 (en) | 2003-07-23 | 2007-04-10 | Materials Modification, Inc. | Magnetic fluid cushioning device for a footwear or shoe |
| US6942261B2 (en) | 2003-08-14 | 2005-09-13 | Autoliv Asp, Inc. | Linear actuator with an internal dampening mechanism |
| ATE338661T1 (de) * | 2003-10-08 | 2006-09-15 | Island Pyrochemical Ind Corp | Aufblasvorrichtung mit variables ausgangsmenge |
| EP1522469A1 (en) * | 2003-10-08 | 2005-04-13 | Island Pyrochemical Industries Corp. | Air bag inflator |
| EP1522468B1 (en) * | 2003-10-08 | 2007-02-07 | Island Pyrochemical Industries Corp. | Air bag inflator and injection piston assembly |
| US7448389B1 (en) | 2003-10-10 | 2008-11-11 | Materials Modification, Inc. | Method and kit for inducing hypoxia in tumors through the use of a magnetic fluid |
| US7303040B2 (en) * | 2004-05-18 | 2007-12-04 | Autolive Asp, Inc. | Active vehicle hood system and method |
| DE202004012303U1 (de) * | 2004-08-05 | 2004-12-09 | Trw Automotive Safety Systems Gmbh | Gassackmodul für eine Fahrzeuginsassen-Rückhaltevorrichtung |
| US7641232B2 (en) * | 2005-02-24 | 2010-01-05 | Automotive Systems Laboratory, Inc. | Pressure regulator |
| US7438316B2 (en) * | 2005-03-01 | 2008-10-21 | Automotive Systems Laboratory, Inc. | Inflator combustion control mechanism |
| US7413221B2 (en) * | 2005-06-27 | 2008-08-19 | Tk Holdings Inc. | Airbag apparatus with accumulator |
| US7341276B2 (en) * | 2005-10-03 | 2008-03-11 | Key Safety Systems, Inc. | Airbag module with external venting |
| US7325829B2 (en) | 2005-10-03 | 2008-02-05 | Key Safety Systems, Inc. | Airbag inflator |
| DE102007016778A1 (de) * | 2006-04-04 | 2007-11-15 | TK Holdings, Inc., Armada | Gaserzeugungssystem mit Druckregler |
| US7464961B2 (en) * | 2006-06-14 | 2008-12-16 | Island Pyrochemical Industries Corp. | Variable output inflator |
| US8297652B2 (en) | 2009-01-13 | 2012-10-30 | Tk Holdings, Inc. | Gas generating system |
| US8764054B2 (en) * | 2009-02-04 | 2014-07-01 | Tk Holdings Inc. | Gas generating system |
| US7878536B2 (en) * | 2009-03-16 | 2011-02-01 | Arc Automotive, Inc. | Solid propellant/liquid type hybrid gas generator |
| US7887091B1 (en) | 2010-03-12 | 2011-02-15 | Autoliv Asp, Inc. | Additives for liquid-cooled inflators |
| US8191927B2 (en) | 2010-08-17 | 2012-06-05 | Autoliv Asp, Inc. | Liquid cooled inflator |
| US8162350B1 (en) | 2010-10-07 | 2012-04-24 | Autoliv Asp, Inc. | Gas generator |
| US8939225B2 (en) | 2010-10-07 | 2015-01-27 | Alliant Techsystems Inc. | Inflator-based fire suppression |
| US9420841B2 (en) | 2010-11-01 | 2016-08-23 | Lawrence Everett Anderson | Wearable protection device and method thereof |
| US8967284B2 (en) | 2011-10-06 | 2015-03-03 | Alliant Techsystems Inc. | Liquid-augmented, generated-gas fire suppression systems and related methods |
| US10442392B2 (en) | 2017-12-07 | 2019-10-15 | Ford Global Technologies, Llc | Vehicle seat belt system having air distribution manifold |
| US10569735B2 (en) * | 2017-12-07 | 2020-02-25 | Ford Global Technologies, Llc | Vehicle seat belt system having uniform air delivery |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4907486A (en) * | 1977-10-06 | 1990-03-13 | General Electric Company | Liquid propellant gun |
| US4341147A (en) * | 1980-06-16 | 1982-07-27 | General Electric Company | Coaxial dual hollow piston regenerative liquid propellant gun |
| US4523507A (en) * | 1983-11-02 | 1985-06-18 | General Electric Company | In-line annular piston fixed bolt regenerative liquid propellant gun |
| US4523508A (en) * | 1983-11-02 | 1985-06-18 | General Electric Company | In-line annular piston fixed bolt regenerative liquid propellant gun |
| US4745841A (en) * | 1986-06-27 | 1988-05-24 | General Electric Company | Liquid propellant gun |
| US4693165A (en) * | 1986-06-27 | 1987-09-15 | General Electric Company | Liquid propellant gun |
| US5060973A (en) * | 1990-07-23 | 1991-10-29 | General Electric Company | Liquid propellant inflator for vehicle occupant restraint apparatus |
| DE4135547A1 (de) * | 1991-10-28 | 1993-04-29 | Dynamit Nobel Ag | Gasgenerator, insbesondere fuer ein aufblasbares aufprallkissen zum schutz eines kraftfahrzeug-insassen vor verletzungen |
| US5284330A (en) * | 1992-06-18 | 1994-02-08 | Lord Corporation | Magnetorheological fluid devices |
| US5695216A (en) * | 1993-09-28 | 1997-12-09 | Bofors Explosives Ab | Airbag device and propellant for airbags |
| US5487561A (en) * | 1994-12-09 | 1996-01-30 | Martin Marietta Corporation | Safety bag inflation apparatus using a liquid propellant gas generator |
| US5639117A (en) * | 1996-06-05 | 1997-06-17 | Lockheed Martin Corporation | Vehicle occupant restraint apparatus |
| US5713596A (en) * | 1996-07-01 | 1998-02-03 | Lockheed Martin Corporation | Liquid propellant inflation apparatus for deploying an inflatable member |
| US5669631A (en) * | 1996-11-18 | 1997-09-23 | Morton International, Inc. | Liquid propellant airbag inflator with auto injection combustion chamber |
| US5719351A (en) * | 1996-12-03 | 1998-02-17 | Morton International, Inc. | Anti-rupture method for liquid propellant gas inflator |
-
1997
- 1997-12-19 US US08/994,135 patent/US6039347A/en not_active Expired - Lifetime
-
1998
- 1998-02-02 EP EP98903842A patent/EP0956221A4/en not_active Withdrawn
- 1998-02-02 KR KR1019997006939A patent/KR20000070690A/ko not_active Abandoned
- 1998-02-02 WO PCT/US1998/001790 patent/WO1998033683A1/en not_active Ceased
- 1998-02-02 JP JP53309298A patent/JP2002513350A/ja not_active Ceased
- 1998-02-02 CA CA002279404A patent/CA2279404A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP0956221A4 (en) | 2002-10-30 |
| JP2002513350A (ja) | 2002-05-08 |
| EP0956221A1 (en) | 1999-11-17 |
| KR20000070690A (ko) | 2000-11-25 |
| US6039347A (en) | 2000-03-21 |
| WO1998033683A1 (en) | 1998-08-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |