FR3090534A1 - INFLATABLE CUSHION DEVICE WITH DEFORMATION CONTROL AND ASSOCIATED VEHICLE - Google Patents
INFLATABLE CUSHION DEVICE WITH DEFORMATION CONTROL AND ASSOCIATED VEHICLE Download PDFInfo
- Publication number
- FR3090534A1 FR3090534A1 FR1873445A FR1873445A FR3090534A1 FR 3090534 A1 FR3090534 A1 FR 3090534A1 FR 1873445 A FR1873445 A FR 1873445A FR 1873445 A FR1873445 A FR 1873445A FR 3090534 A1 FR3090534 A1 FR 3090534A1
- Authority
- FR
- France
- Prior art keywords
- airbag
- lining
- envelope
- window
- retaining wall
- 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.)
- Granted
Links
- 210000000038 chest Anatomy 0.000 claims description 4
- 238000012856 packing Methods 0.000 description 1
- 230000000007 visual effect Effects 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
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/213—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in vehicle roof frames or pillars
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
Abstract
DISPOSITIF DE COUSSIN GONFLABLE AVEC MAÎTRISE DES DÉFORMATIONS ET VÉHICULE ASSOCIÉ Dispositif (2) de coussin gonflable pour véhicule automobile, comprenant : un support ; un coussin gonflable replié sur lui-même et fixé au support, configuré pour se déployer dans une direction donnée ; une enveloppe (6) entourant le coussin gonflable et le support, l’enveloppe (6) définissant une fenêtre de sortie (8) du coussin, apte à s’ouvrir par déchirement lors du déploiement dudit coussin ; remarquable en ce que l’enveloppe (6) comprend, en outre, une paroi de maintien (14), à l’avant de la fenêtre (8) par rapport à la direction de déploiement du coussin gonflable et latérale à ladite fenêtre (8), et comprenant des moyens de fixation (22, 24). (Fig.2)AIR BAG DEVICE WITH DEFORMATION CONTROL AND VEHICLE ASSOCIATED Air bag device (2) for a motor vehicle, comprising: a support; an airbag folded back on itself and attached to the support, configured to deploy in a given direction; an envelope (6) surrounding the airbag and the support, the envelope (6) defining an outlet window (8) of the cushion, capable of opening by tearing during deployment of said cushion; remarkable in that the envelope (6) further comprises a retaining wall (14), at the front of the window (8) relative to the direction of deployment of the airbag and lateral to said window (8 ), and comprising fixing means (22, 24). (Fig. 2)
Description
DescriptionDescription
Titre de l’invention : DISPOSITIF DE COUSSIN GONFLABLE AVEC MAÎTRISE DES DÉFORMATIONS ET VÉHICULE ASSOCIÉTitle of the invention: INFLATABLE CUSHION DEVICE WITH DEFORMATION CONTROL AND ASSOCIATED VEHICLE
Domaine techniqueTechnical area
[0001] L’invention a trait au domaine de la sécurisation passive et plus particulièrement à un dispositif de coussin gonflable et à un véhicule équipé de ce dispositif.The invention relates to the field of passive safety and more particularly to an airbag device and to a vehicle equipped with this device.
Technique antérieurePrior art
[0002] En référence à la figure 1, il est connu dans le domaine automobile de monter un dispositif de coussin gonflable sur une doublure de custode pour protéger le thorax d’un occupant arrière de chocs latéraux. Lors du déploiement du coussin gonflable, l’enveloppe du coussin gonflable se déforme et provoque une déformation d’une garniture intérieure adjacente à l’enveloppe qui interfère avec le coussin gonflable, entravant le bon déploiement du coussin gonflable.Referring to Figure 1, it is known in the automotive field to mount an airbag device on a quarter liner to protect the chest of a rear occupant from side impact. When the airbag deploys, the airbag envelope deforms and causes a deformation of an interior lining adjacent to the envelope that interferes with the airbag, impeding the proper deployment of the airbag.
Exposé de l'inventionStatement of the invention
[0003] L’invention a pour objectif de pallier au moins un des inconvénients de l’état de la technique susmentionné. Plus particulièrement, l’invention a pour objectif d’assurer un déploiement du coussin gonflable sans entrave.The invention aims to overcome at least one of the drawbacks of the above-mentioned state of the art. More particularly, the invention aims to ensure an unfettered airbag deployment.
[0004] L’invention a pour objet un véhicule automobile comprenant : un dispositif de coussin gonflable avec une enveloppe entourant un coussin gonflable replié et définissant une fenêtre de sortie de coussin, apte à s’ouvrir par déchirement lors du déploiement de coussin ; une garniture intérieure recouvrant en partie le dispositif de coussin gonflable et avec une ouverture en vis-à-vis de la fenêtre de l’enveloppe ; remarquable en ce que l’enveloppe comprend, en outre, une paroi de maintien, à l’avant de la fenêtre et latérale à la fenêtre, fixée au véhicule de manière à éviter, lors du déploiement, une déformation de la garniture intérieure et une interférence de la garniture avec le coussin gonflable.The invention relates to a motor vehicle comprising: an airbag device with an envelope surrounding a folded airbag and defining a cushion outlet window, capable of opening by tearing during deployment of the cushion; an interior trim partially covering the airbag device and with an opening facing the window of the envelope; remarkable in that the envelope further comprises a retaining wall, at the front of the window and lateral to the window, fixed to the vehicle so as to prevent, during deployment, deformation of the interior trim and a packing interference with the airbag.
[0005] Selon un mode avantageux de l’invention, la fixation de la paroi de maintien au véhicule est sur une doublure de carrosserie de véhicule.According to an advantageous embodiment of the invention, the fixing of the retaining wall to the vehicle is on a lining of the vehicle body.
[0006] Selon un mode avantageux de l’invention, la fixation de la paroi de maintien à la doublure de carrosserie comprend au moins deux clips formés dans la paroi et s’engageant avec des ajours dans la doublure.According to an advantageous embodiment of the invention, the fixing of the retaining wall to the body lining comprises at least two clips formed in the wall and engaging with openings in the lining.
[0007] Selon un mode avantageux de l’invention, la fixation de la paroi de maintien à la doublure de carrosserie comprend, en outre, une vis traversant la paroi de maintien et s’engageant avec la doublure, entre les deux clips.According to an advantageous embodiment of the invention, the fixing of the retaining wall to the body liner further comprises a screw passing through the retaining wall and engaging with the liner, between the two clips.
[0008] Selon un mode avantageux de l’invention, la doublure de carrosserie est une doublure de custode.According to an advantageous embodiment of the invention, the body liner is a quarter liner.
[0009] Selon un mode avantageux de l’invention, la garniture intérieure présente un profil étendu.According to an advantageous embodiment of the invention, the interior trim has an extended profile.
[0010] Selon un mode avantageux de l’invention, le coussin gonflable est configuré pour se déployer latéralement vers l’avant de manière à protéger le thorax d’un occupant arrière de chocs latéraux.According to an advantageous embodiment of the invention, the airbag is configured to deploy laterally forward so as to protect the thorax of a rear occupant from side impacts.
[0011] L’invention concerne aussi un dispositif de coussin gonflable pour véhicule automobile, comprenant : un support ; un coussin gonflable replié sur lui-même et fixé au support, configuré pour se déployer dans une direction donnée ; une enveloppe entourant le coussin gonflable et le support, 1‘enveloppe définissant une fenêtre de sortie de coussin, apte à s’ouvrir par déchirement lors du déploiement de coussin ; remarquable en ce que l’enveloppe comprend, en outre, une paroi de maintien, à l’avant de la fenêtre par rapport à la direction de déploiement du coussin gonflable et latérale à la fenêtre, et comprenant des moyens de fixation à une surface de fixation du véhicule.The invention also relates to an airbag device for a motor vehicle, comprising: a support; an airbag folded back on itself and attached to the support, configured to deploy in a given direction; an envelope surrounding the airbag and the support, 1‘ envelope defining a cushion outlet window, capable of opening by tearing during deployment of the cushion; remarkable in that the envelope further comprises a retaining wall, at the front of the window relative to the direction of deployment of the airbag and lateral to the window, and comprising means for fixing to a surface fixing the vehicle.
[0012] Selon un mode avantageux de l’invention, les moyens de fixation comprennent au moins deux clips formés dans la paroi de maintien.According to an advantageous embodiment of the invention, the fixing means comprise at least two clips formed in the retaining wall.
[0013] Selon un mode avantageux de l’invention, les moyens de fixation comprennent, en outre, au moins un orifice destiné à recevoir une vis de fixation.According to an advantageous embodiment of the invention, the fixing means further comprise at least one orifice intended to receive a fixing screw.
[0014] Les mesures de l’invention sont intéressantes en ce que les moyens de fixations supplémentaires sont montés avant l’assemblage de la garniture. En outre, les moyens de fixations supplémentaires sont cachés par la garniture ce qui donne une impression de qualité visuelle. Le démontage de la garniture est simplifié car elle est indépendante du dispositif de coussin gonflable.The measures of the invention are advantageous in that the additional fastening means are mounted before the assembly of the gasket. In addition, the additional fastening means are hidden by the trim, which gives an impression of visual quality. The disassembly of the lining is simplified because it is independent of the airbag device.
[0015] D’autres caractéristiques et avantages de la présente invention seront mieux compris à l’aide de la description et des dessins.Other features and advantages of the present invention will be better understood from the description and the drawings.
Brève description des dessinsBrief description of the drawings
[0016] [fig.l] est une vue d’un dispositif de coussin gonflable selon l’état de l’art ;[Fig.l] is a view of an airbag device according to the state of the art;
[0017] [fig.2] représente un dispositif de coussin gonflable avec ses points de fixation selon l’invention ;[Fig.2] shows an airbag device with its fixing points according to the invention;
[0018] [fig.3] est une vue du dispositif de coussin gonflable avec une garniture adjacente avant le déploiement du coussin gonflable.[Fig.3] is a view of the airbag device with an adjacent lining before the deployment of the airbag.
Description détailléedetailed description
[0019] La figure 1 présente une vue dans une section sensiblement horizontale d’une aile arrière d’un véhicule automobile selon l’état de l’art. Un dispositif de coussin gonflable est solidaire d’une doublure d’une custode de la carrosserie. Le dispositif comprend un coussin gonflable 4 replié sur lui-même. Le dispositif a pour vocation de protéger le thorax d’un occupant arrière de chocs latéraux. Lors du déploiement du coussin gonflable 4, son enveloppe 6 se déforme et provoque une déformation d’une garniture intérieure 10 de longeron arrière. Les traits mixtes indiquent la trajectoire du coussin gonflable 4 lors de son déploiement. La figure 1 montre que la déformation de la garniture 10 est telle qu’un de ses bords se trouve sur la trajectoire du coussin gonflable 4.Figure 1 shows a view in a substantially horizontal section of a rear wing of a motor vehicle according to the state of the art. An airbag device is attached to a lining of a body quarter. The device comprises an airbag 4 folded back on itself. The purpose of the device is to protect the thorax of a rear occupant from side impact. When the airbag 4 deploys, its envelope 6 deforms and causes a deformation of an inner lining 10 of the rear spar. The dashed lines indicate the trajectory of the airbag 4 during its deployment. FIG. 1 shows that the deformation of the lining 10 is such that one of its edges is on the path of the airbag 4.
[0020] La figure 2 représente un dispositif 2 de coussin gonflable 4 (coussin pas représenté) selon l’invention. Le dispositif 2 comprend en outre une paroi de maintien 14, à l’avant d’une fenêtre de sortie 8 par rapport à la direction de déploiement du coussin gonflable 4 et latérale à la fenêtre 8. Des moyens de fixation 22, 24 permettent de solidariser la paroi de maintien 14 à une surface de fixation 26 d’une doublure 20 de custode du véhicule. Les moyens de fixation 22, 24 peuvent comprendre deux clips 22 formés dans la paroi de maintien 14 et au moins un orifice 28 destiné à recevoir une vis de fixation 24. Les deux clips 22 formés dans la paroi de maintien 14 s’engagent avec des ajours dans une doublure 20 de custode de carrosserie. En outre, la vis de fixation 24 traverse la paroi de maintien 14 et s’engage aussi avec la doublure 20 entre les deux clips 22.Figure 2 shows an airbag device 2 4 (not shown) according to the invention. The device 2 further comprises a retaining wall 14, at the front of an outlet window 8 relative to the direction of deployment of the airbag 4 and lateral to the window 8. Fixing means 22, 24 make it possible to securing the retaining wall 14 to a fixing surface 26 of a lining 20 of the vehicle quarter. The fixing means 22, 24 may comprise two clips 22 formed in the retaining wall 14 and at least one orifice 28 intended to receive a fixing screw 24. The two clips 22 formed in the retaining wall 14 engage with openings in a body quarter 20 lining. In addition, the fixing screw 24 passes through the retaining wall 14 and also engages with the lining 20 between the two clips 22.
[0021] La figure 3 montre que le dispositif 2 partiellement recouvert par une garniture intérieure 10 comprend une ouverture 12 en vis-à-vis de la fenêtre de sortie 8. La garniture intérieure 10 de longeron arrière peut présenter un profil étendu. La paroi de maintien 14 est sur la doublure 20 de custode de carrosserie du véhicule. L’enveloppe 6 entoure le coussin gonflable 4 et un support 18. Le coussin gonflable 4 est replié sur lui-même et fixé au support 18. Le coussin gonflable 4 est configuré pour se déployer dans une direction donnée. L’enveloppe 6 définit une fenêtre de sortie 8 du coussin 4 gonflable qui est apte à s’ouvrir par déchirement lors de son déploiement.Figure 3 shows that the device 2 partially covered by an inner lining 10 includes an opening 12 vis-à-vis the outlet window 8. The inner lining 10 of the rear spar may have an extended profile. The retaining wall 14 is on the lining 20 of the vehicle body quarter. The envelope 6 surrounds the airbag 4 and a support 18. The airbag 4 is folded back on itself and fixed to the support 18. The airbag 4 is configured to deploy in a given direction. The envelope 6 defines an outlet window 8 of the airbag 4 which is capable of opening by tearing during its deployment.
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1873445A FR3090534B1 (en) | 2018-12-19 | 2018-12-19 | INFLATABLE CUSHION DEVICE WITH DEFORMATION CONTROL AND ASSOCIATED VEHICLE |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1873445A FR3090534B1 (en) | 2018-12-19 | 2018-12-19 | INFLATABLE CUSHION DEVICE WITH DEFORMATION CONTROL AND ASSOCIATED VEHICLE |
Publications (2)
Publication Number | Publication Date |
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FR3090534A1 true FR3090534A1 (en) | 2020-06-26 |
FR3090534B1 FR3090534B1 (en) | 2020-11-27 |
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Application Number | Title | Priority Date | Filing Date |
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FR1873445A Active FR3090534B1 (en) | 2018-12-19 | 2018-12-19 | INFLATABLE CUSHION DEVICE WITH DEFORMATION CONTROL AND ASSOCIATED VEHICLE |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19812737A1 (en) * | 1998-03-24 | 1999-05-27 | Autoliv Dev | Side impact airbag for motor vehicles |
US6102435A (en) * | 1998-07-21 | 2000-08-15 | Trw Vehicle Safety Systems Inc. | Vehicle headliner with inflatable side curtain |
JP2002193064A (en) * | 2000-12-27 | 2002-07-10 | Nissan Motor Co Ltd | Vehicular air bag device |
JP2005007935A (en) * | 2003-06-16 | 2005-01-13 | Nissan Motor Co Ltd | Structure of part for arranging head airbag device |
KR100858437B1 (en) * | 2007-11-09 | 2008-09-12 | 기아자동차주식회사 | Center pillar trim mounting means of vehicle attached curtain air-bag |
US7597345B1 (en) * | 2007-08-14 | 2009-10-06 | Hyundai Motor Company | Structure for mounting curtain airbag |
WO2012101198A1 (en) * | 2011-01-27 | 2012-08-02 | Takata AG | Airbag arrangements for a motor vehicle |
-
2018
- 2018-12-19 FR FR1873445A patent/FR3090534B1/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19812737A1 (en) * | 1998-03-24 | 1999-05-27 | Autoliv Dev | Side impact airbag for motor vehicles |
US6102435A (en) * | 1998-07-21 | 2000-08-15 | Trw Vehicle Safety Systems Inc. | Vehicle headliner with inflatable side curtain |
JP2002193064A (en) * | 2000-12-27 | 2002-07-10 | Nissan Motor Co Ltd | Vehicular air bag device |
JP2005007935A (en) * | 2003-06-16 | 2005-01-13 | Nissan Motor Co Ltd | Structure of part for arranging head airbag device |
US7597345B1 (en) * | 2007-08-14 | 2009-10-06 | Hyundai Motor Company | Structure for mounting curtain airbag |
KR100858437B1 (en) * | 2007-11-09 | 2008-09-12 | 기아자동차주식회사 | Center pillar trim mounting means of vehicle attached curtain air-bag |
WO2012101198A1 (en) * | 2011-01-27 | 2012-08-02 | Takata AG | Airbag arrangements for a motor vehicle |
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Publication number | Publication date |
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FR3090534B1 (en) | 2020-11-27 |
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Owner name: STELLANTIS AUTO SAS, FR Effective date: 20240423 |