WO2005082684A1 - Cockpitbauteil - Google Patents
Cockpitbauteil Download PDFInfo
- Publication number
- WO2005082684A1 WO2005082684A1 PCT/EP2005/001531 EP2005001531W WO2005082684A1 WO 2005082684 A1 WO2005082684 A1 WO 2005082684A1 EP 2005001531 W EP2005001531 W EP 2005001531W WO 2005082684 A1 WO2005082684 A1 WO 2005082684A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- component according
- cockpit component
- airbag
- cockpit
- airbag cover
- Prior art date
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
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/205—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in dashboards
-
- 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
- B60R2021/21525—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 the lid being fixed on the bag, or forming part of the bag wall, or the bag itself being used as wall liner
Definitions
- the invention relates to a cockpit component according to the preamble of claim 1.
- This comprises a base body and an inflatable airbag cushion with an airbag cover.
- airbags are part of the standard equipment of modern motor vehicles as internal protection devices. It is known that airbags are mounted as inflatable cushions in various components bordering the interior of a vehicle, such as, for example, in the baffle of a steering wheel, in a dashboard in front of the passenger, in an armrest, etc.
- An airbag construction is known from DE 2063478, in which the airbag cushion is embedded in the upholstery of the front wall.
- the airbag cushion is mounted behind covers of the components that can be torn open or opened, which, if necessary, form openings at predefined predetermined breaking points through which the cushion unfolds.
- the predetermined breaking points are broken by the expanding airbag, but this has an adverse effect on the inflation behavior of the airbag because energy is lost as a result.
- there is a risk that the cover of the inflatable cushion will be damaged when the cover is torn open or opened, thereby impairing or eliminating the protective function of the airbag.
- DE 199 34 249 shows an occupant protection device made of an inflatable cushion, the shell of which is embedded in its starting form directly behind the front side of the interior of a vehicle and assumes a predetermined shape in the inflated state.
- This known construction is intended to avoid predetermined tear lines or flaps on interior parts. However, this limits the constructive and designer freedom.
- the invention has for its object to improve the inflation behavior of the airbag with simultaneous constructive and design freedom.
- the airbag cover lies on the end face facing the vehicle occupant directly against the base body and engages around it at least on one of its edges.
- the airbag cover is therefore not located behind a cover for the interior components of the cockpit, but is in direct contact with the body.
- no tear-open predetermined breaking points are provided through which the airbag cover can unfold.
- the construction according to the invention has the advantage that when the airbag cover is inflated, if necessary, no energy is lost when the predetermined breaking point in the cover is pierced in the previously known constructions, but instead the entire energy is invested in the deployment of the airbag cushion. This has a positive effect on the protective function of the airbag cushion, because it does instantaneous and unrestrained tearing behavior is guaranteed in the case of use. Overall, the effectiveness and quality of the airbag cushion are improved.
- the base body forms a separate module with the inflatable airbag cushion. This is built in one piece into the interior of the cockpit, which makes assembly considerably easier overall. It also significantly improves the constructive and designer freedom. This creative freedom is considerably restricted in the previously known designs due to the cover plates and predetermined breaking points provided.
- the module can be installed in a passenger compartment interior construction, for example in a dashboard and / or in a driver's steering wheel, for example in a baffle. Constructions according to the invention are also possible in an armrest of the door, a door pillar trim, a door space trim, a side back of the seat or a headrest.
- an inflation reservoir and a gas generator are arranged behind the end face of the base body.
- the air pressure in the inflation reservoir is acted upon by the gas flowing out of the gas generator.
- the inflation reservoir has folds which, depending on their number, enable the airbag cushion to expand optimally into an inflated state and are intended to prevent the airbag cushion from overstretching or bursting.
- the airbag cover at least partially consists of a fabric that is adapted to the surface structure of the interior structure. This enables a harmonious surface design of the cockpit interior construction, which results in a uniform external appearance.
- the airbag cover When inflated, the airbag cover naturally has a much larger surface area than when it is inactive, so that the fabric is stretchable.
- Materials made of natural or synthetic polymer plastics with elastic, if possible rubber-elastic behavior are advantageously used. It can also be provided with a coating, for example made of a foamed plastic, which is intended to reduce the force of the impact when the airbag cushion is deployed.
- the single figure shows schematically a section through a cockpit component according to the invention.
- the cockpit component for a motor vehicle comprises a base body 10, an inflatable airbag cushion 11 and an airbag cover 12 for protecting vehicle occupants from injuries in traffic accidents.
- the airbag cover 12 lies directly on the base body 10 on an end face 13 facing the vehicle occupant on.
- the airbag cushion 11 assumes the shape shown in dashed lines in the figure.
- the airbag cover 12 engages around the end 13 of an interior structure 15 of the motor vehicle facing the vehicle occupant at an edge 18, leads at this edge 18 into the interior of the interior structure 15 and opens into an inflation reservoir 24.
- the airbag cover 12 is firmly connected to the base body 10 by means of a fastening element 23, for example by gluing, jamming or welding.
- a fastening element 23 is attached behind a cover 26.
- the airbag cushion 11 is activated in that a gas generator 25 located behind the end face 13 of the base body 10 acts on the space between the airbag cover 12 and the interior structure 15 via a channel 14, as a result of which the stretchable fabric 21 expands and takes the predetermined shape of the airbag cushion 11.
- a gas generator 25 located behind the end face 13 of the base body 10 acts on the space between the airbag cover 12 and the interior structure 15 via a channel 14, as a result of which the stretchable fabric 21 expands and takes the predetermined shape of the airbag cushion 11.
- folds 17, 17 'are provided which allow an optimal expansion of the airbag cushion 11 with regard to the protective function and are intended to prevent overexpansion.
- the base body 10 forms, with the inflatable airbag cushion 11, a separate module 20, which in the figure is built in one piece into the passenger-side interior structure 15, the base body 10, as a cockpit component, adjoining the interior structure 15 at the edge 18 with a precise fit.
- the airbag cover 12 consists at least partially of a fabric 21 which is adapted to the surface structure of the interior structure 15.
- the fabric 21 of the airbag cover 12 is provided with a coating 22, for example with a foamed plastic. This serves to protect the vehicle occupants from injuries which may result from the force when the airbag cushion 11 is deployed.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/589,806 US20080030007A1 (en) | 2004-02-18 | 2005-02-16 | Cockpit Component |
JP2006553518A JP2007534536A (ja) | 2004-02-18 | 2005-02-16 | 乗員室部品 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004007785A DE102004007785A1 (de) | 2004-02-18 | 2004-02-18 | Cockpitbauteil |
DE102004007785.1 | 2004-02-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005082684A1 true WO2005082684A1 (de) | 2005-09-09 |
Family
ID=34832746
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2005/001531 WO2005082684A1 (de) | 2004-02-18 | 2005-02-16 | Cockpitbauteil |
Country Status (4)
Country | Link |
---|---|
US (1) | US20080030007A1 (de) |
JP (1) | JP2007534536A (de) |
DE (1) | DE102004007785A1 (de) |
WO (1) | WO2005082684A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011109606A1 (de) * | 2011-08-05 | 2013-02-07 | GM Global Technology Operations LLC (n. d. Gesetzen des Staates Delaware) | Sicherheitseinrichtung für ein Kraftfahrzeug |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070063492A1 (en) * | 2005-09-07 | 2007-03-22 | Takata Corporation | Airbag for inflating outside a vehicle |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2063478A1 (de) | 1970-12-23 | 1972-07-06 | Daimler-Benz Ag, 7000 Stuttgart | Stoßabsorbierende Vorderwand für Kraftwagen, insbesondere Personenkraftwagen |
US3951427A (en) * | 1970-12-15 | 1976-04-20 | Daimler-Benz Aktiengesellschaft | Shock-absorbing front-wall for motor vehicles |
EP0895903A1 (de) * | 1997-08-07 | 1999-02-10 | Magna Eybl Ges.m.b.H. | Verkleidungsbauteil für Fahrzeuge |
DE19934249A1 (de) | 1999-07-21 | 2001-02-01 | Siemens Ag | Insassenschutzvorrichtung, insbesondere für ein Kraftfahrzeug |
DE10123207C1 (de) * | 2001-05-12 | 2002-07-04 | Audi Ag | Insassenschutzvorrichtung |
US20040100080A1 (en) * | 2002-11-27 | 2004-05-27 | Depue Todd | Expandable skin for safety restraint system |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6170871B1 (en) * | 1998-06-24 | 2001-01-09 | Breed Automotive Technology, Inc. | Inflatable trim panel assembly for safety restraint systems |
-
2004
- 2004-02-18 DE DE102004007785A patent/DE102004007785A1/de not_active Withdrawn
-
2005
- 2005-02-16 US US10/589,806 patent/US20080030007A1/en not_active Abandoned
- 2005-02-16 WO PCT/EP2005/001531 patent/WO2005082684A1/de active Application Filing
- 2005-02-16 JP JP2006553518A patent/JP2007534536A/ja active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3951427A (en) * | 1970-12-15 | 1976-04-20 | Daimler-Benz Aktiengesellschaft | Shock-absorbing front-wall for motor vehicles |
DE2063478A1 (de) | 1970-12-23 | 1972-07-06 | Daimler-Benz Ag, 7000 Stuttgart | Stoßabsorbierende Vorderwand für Kraftwagen, insbesondere Personenkraftwagen |
EP0895903A1 (de) * | 1997-08-07 | 1999-02-10 | Magna Eybl Ges.m.b.H. | Verkleidungsbauteil für Fahrzeuge |
DE19934249A1 (de) | 1999-07-21 | 2001-02-01 | Siemens Ag | Insassenschutzvorrichtung, insbesondere für ein Kraftfahrzeug |
DE10123207C1 (de) * | 2001-05-12 | 2002-07-04 | Audi Ag | Insassenschutzvorrichtung |
US20040100080A1 (en) * | 2002-11-27 | 2004-05-27 | Depue Todd | Expandable skin for safety restraint system |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011109606A1 (de) * | 2011-08-05 | 2013-02-07 | GM Global Technology Operations LLC (n. d. Gesetzen des Staates Delaware) | Sicherheitseinrichtung für ein Kraftfahrzeug |
Also Published As
Publication number | Publication date |
---|---|
DE102004007785A1 (de) | 2005-09-08 |
JP2007534536A (ja) | 2007-11-29 |
US20080030007A1 (en) | 2008-02-07 |
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