CN102947139A - An arrangement of an airbag in a dashboard comprising a flap provided with a retaining tie having a reinforced anchoring point - Google Patents

An arrangement of an airbag in a dashboard comprising a flap provided with a retaining tie having a reinforced anchoring point Download PDF

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Publication number
CN102947139A
CN102947139A CN2011800245060A CN201180024506A CN102947139A CN 102947139 A CN102947139 A CN 102947139A CN 2011800245060 A CN2011800245060 A CN 2011800245060A CN 201180024506 A CN201180024506 A CN 201180024506A CN 102947139 A CN102947139 A CN 102947139A
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CN
China
Prior art keywords
ignition channel
panel body
turnover panel
frenulum
airbag
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
Application number
CN2011800245060A
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Chinese (zh)
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CN102947139B (en
Inventor
D·欧利
R·希勒佩特
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Faurecia Interieur Industrie SAS
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Faurecia Interieur Industrie SAS
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Publication of CN102947139A publication Critical patent/CN102947139A/en
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Publication of CN102947139B publication Critical patent/CN102947139B/en
Expired - Fee Related legal-status Critical Current
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    • 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
    • B60R21/20Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
    • B60R21/215Arrangements 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
    • B60R21/216Arrangements 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 comprising tether means for limitation of cover motion during deployment
    • 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
    • B60R2021/161Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by additional means for controlling deployment trajectory
    • 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
    • B60R21/20Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
    • B60R21/205Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in dashboards

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air Bags (AREA)

Abstract

The invention relates to an arrangement of a dashboard airbag, comprising a dashboard body that incorporates a flap body bounded by a rectangular perimeter which forms two side edges and also a rear transverse edge and a front transverse edge, and a firing channel (1). The firing channel comprises an upper face (4) for mounting on the dashboard, it surrounds the rectangular perimeter and comprises at least two lateral flanks (9, 11) which border the side edges of the flap body. At least one retaining tie (22) is mounted on the flap body and includes a portion (27, 28) which protrudes beyond one side edge and passes through one side flank (9, 11) in order to be retained by this side flank (9, 11), and an additional reinforcing member (36) is attached to the upper face of the firing channel (1) in line with the portion of retaining tie that passes through this side flank (9, 11).

Description

The airbag structure that comprises the turnover panel of the fixedly frenulum that is provided with band reinforcement anchor point in the gauge panel
Technical field
The present invention relates to the airbag structure in the automobile instrument panel, described air bag is positioned to for example protect the front portion of the vehicle occupant ' that is sitting in described vehicle driver next door.
Background technology
In this structure, gauge panel arranges porose, and the hole is closed by turnover panel at its upper surface place, and the ignition channel that is fixed to the lower surface of the gauge panel that surrounds this hole is closed.
Ignition channel has upper surface and the lower surface of platform roughly, and this upper surface is followed the protrusion shape of gauge panel, and the standard air bag module is fixed in this lower surface.
When airbag aeration, air bag is resisted against by ignition channel on the lower surface of turnover panel, and turnover panel is opened.Then, air bag launches in the passenger carriage of vehicle by the hole of gauge panel, protects thus occupant's safety.
Usually, this hole has the circumference of rectangle, and turnover panel is hinged around the transverse edge in described hole, and this transverse edge is to be positioned at the forefront with respect to the forward direction of vehicle, that is, and and the place of close Windshield.
Consider the opening speed of turnover panel, because airbag aeration, described turnover panel may be run into Windshield and break in opening procedure.The described fragment that may change turnover panel into that breaks is invested vehicle occupant ', and this can cause the occupant injured.
In order to remedy this shortcoming, US2002027337 figure 5 illustrates the side direction frenulum, and these side direction frenulums are fixed to each lateral edge of turnover panel the corresponding lateral edge in hole, and when turnover panel was closed, described frenulum relaxed.Therefore thus, opening of turnover panel is subject to the fixedly restriction of frenulum of side direction, and when airbag aeration, fixedly frenulum tensioning of side direction guarantees that turnover panel can't run into Windshield.
Because air bag needs very fast development rate, so the power that occurs in the opening procedure is very large, like this, fixedly the mechanical strength of frenulum is usually inadequate.In practice, frenulum can be from gauge panel tear fracture, this causes the breaking-up of turnover panel, causes simultaneously fragment to invest the danger of vehicle occupant '.
Summary of the invention
For this reason, the purpose of this invention is to provide the airbag structure in the gauge panel, gauge panel comprises the gauge panel body that contains the turnover panel body, the turnover panel body is formed by the essentially rectangular circumference, rectangular peripheral forms two lateral edge and rear transverse edge and front transverse edge, in case airbag aeration, turnover panel centers on front transverse edge pivot and opens, ignition channel comprises upper surface and smooth lower surface, ignition channel is fixed to the lower surface of gauge panel body by this upper surface, smooth lower surface then is designed to admit air bag module, ignition channel is round the circumference of turnover panel body and comprise at least two sides, the lateral edges of these two sides and turnover panel body has a common boundary, described airbag structure comprises at least one fixedly frenulum, it is fixed on the turnover panel body and comprises a part that protrudes from outside lateral edges of turnover panel body and pass through the corresponding side surface of ignition channel, in order to fixed by described side, additional tension member is attached to ignition channel at the upper surface place, with fixing frenulum by the section aligned of described side.
By means of this scheme, fixedly frenulum is anchored in the ignition channel, simultaneously, and before the additional tension member in location, can be by the ignition channel upper surface of described ignition channel location, this guarantee fixing frenulum be anchored in the fixed part that consists of gauge panel installation simply and optkmal characteristics are arranged.
The invention still further relates to aforesaid structure, wherein, fixedly frenulum passes through the side in the included depression in described side or notch zone, described depression or notch lead to the upper surface of ignition channel, with before described passage is fixed to gauge panel, allow fixedly frenulum by the upper surface of ignition channel.
The invention still further relates to aforesaid structure, wherein, additional tension member comprises lug, and it is engaged in the top of the depression of side or notch.
The invention still further relates to aforesaid structure, wherein, fixedly frenulum comprises at least two part or ends that protrude from outside the edge, turnover panel body the same side, and each described parts transversely is by the side of ignition channel, to form the loop that surrounds a described side part.
The invention still further relates to aforesaid structure, wherein, ignition channel is by molded formation, and, additional tension member is with ignition channel is integrally moulded all or in part, side direction protrudes from outside the ignition channel side, with detachment and/or turn back, in order to carry out it and the section aligned ground of fixedly frenulum by described side attached.
Description of drawings
Fig. 1 is total figure of the ignition channel of the structure according to the present invention;
Fig. 2 is the Local map of the ignition channel of structure according to the present invention that is positioned at the zone of additional tension member.
The specific embodiment
The present invention is based on following idea, that is, be fixed to the side of ignition channel by fixing frenulum, and additional tension member is provided, the ignition channel upper surface that tension member is attached to fixedly the anchorage zone of frenulum in described passage is relative that should add is to improve fixedly frenulum anchoring side.
As shown in Figure 1, comprise top wall 2 and central body 3 by the 1 represented ignition channel according to structure of the present invention, they are rigidly fixed to together.
Described ignition channel 1 is fixed to the lower surface (not shown) of gauge panel by ultrasonic welding or similar process, the shape of the upper surface 4 of top wall 2 is deferred to the curvature of gauge panel body, in order to be fixed on the gauge panel body.The upper surface 4 of described top wall 2 can be provided with the rib of low thickness or the end (not shown) of bossing for this reason, so that it is fixed and locates.
Described ignition channel 1 consists of framework, and this framework forms the center rectangular aperture, and this opening is closed at this reinforced plate by turnover panel, represents by 6 at this.In practice, this turnover panel is made of described reinforced plate 6 and turnover panel body (not shown), and the turnover panel body is comprised of a part of gauge panel, and this part of gauge panel is for example by being limited with the rectangular slits on the gauge panel body lower surface.
In practice, the assembly that is comprised of ignition channel 1 and reinforced plate 6 is with attached in the operation once and be fixed to the lower surface (not shown) of gauge panel body, to form the gauge panel of vehicle.Then, the air bag module (not shown) is fixed to the lower surface of ignition channel 1, different from upper surface 4 for this purpose, lower surface is general planar.
It is that four sides by channel body 3 form that reinforced plate 6 is positioned at wherein hole, they each extend perpendicular to top wall 2.Specifically, described side comprises front transverse side 7 with respect to vehicle forward direction A, the rear transverse side 8 relative with side 7, also has in addition left surface 9 and right flank 11.
Channel body 3 also comprises seven bases, and they radially extend towards the framework outside that is formed by side 7,8,9 and 11, and have the height identical with described side in the direction perpendicular to upper surface 4.Each base comprises smooth lower surface, and it has the hole that design is used for admitting the set pin of air bag module, and therefore described different base forms all or part of lower surface of ignition channel together.
As shown in Figure 1, three bases 12,13 and 14 with respect to centre hole radially in the past transverse side 7 extend, and radially extended from rear transverse edge 8 by two bases of 17 and 18 indications.In the mode of complementation, two bases 16 and 19 radially extend from right flank 11 and left surface 9 respectively.
Brace panel 6 is included in the assembly that protrudes from the rib outside the described surface on its upper surface, the Reference numeral of described rib is 21, the upper carrying in surface thereon of described brace panel is by the frenulum 22 that remains between the described rib 21, and to be fixed in turnover panel, described frenulum 22 also is fixed to ignition channel 1.
In practice, before described frenulum 22 is fixed in the channel body 3 of ignition channel 1 in the zone of transverse side 7 forming hinge, this hinge so that turnover panel can open by pivoting around basically consistent with the front transverse edge (not shown) of turnover panel body front axis of pitch AT.
Therefore frenulum 22 forms three loops 23,24,25, and they protrude from respectively outside the front transverse edge of plate 6, to surround base 12,13,14, is positioned at simultaneously the below of the top wall 2 of ignition channel.For this purpose, front transverse side 7 comprise six directed and lead to the notch of the lower edge of described front transverse side 7 perpendicular to surface 4, loop 23,24 and 25 ends are engaged in the described notch.
In place to be fixed by at first described frenulum being engaged between the respective ribs 21, form simultaneously outside the front transverse edge protrude from plate 6 loop 23 to 25, thus so that frenulum 22 hooks ignition channel in the zone of front transverse side 7.By placing loop 23-25 around base 12-14, and the end of described loop 23-25 is engaged in the corresponding notch of front transverse side 7, makes plate 6 and its entrained frenulum 22 pass the lower surface of ignition channel 1 and be engaged in the centre hole.
In the mode of complementation, frenulum 22 comprises two other loop 27 and 28, and they laterally protrude from outside the brace panel 6, and is fixed to separately the side direction part of channel body 3, to surround respectively side direction base 16 and side direction base 19.
In case plate 6 has been after equipped good and loop 23-25 has been placed in position, then provide fixing to ignition channel 1 of described side direction loop 27,28 from the upper surface of ignition channel again.
In practice, when described brace panel 6 and loop 23-25 were equipped, loop 27,28 kept going back in the central area of upper surface of brace panel 6.After this, side direction loop 27 and 28 is used for respectively surrounding base 16 and 19.
As shown in Figure 1, for this purpose, the upper limb of side 9 comprises two notches or depression, and by 31 and 32 expressions, they are positioned on the both sides of base 19 along described edge.In the mode of complementation, top wall 2 comprises two slits 33 and 34, and each slit laterally, namely is parallel to direction AT and extends.
Therefore notch 31 leads to slit 33, and similarly, notch 32 leads to slit 34, and each described slit is 9 outward flanges that extend to top wall 2 from the side laterally.
Therefore, location to loop 27 comprises that the middle body of slave plate 6 laterally launches it, in its two ends each is matched with corresponding slit 33,34, thereby described loop is passed through around the general square shape part of top wall 2, this projected square part is between described slit 33,34, around base 19 described loop is placed on the lower surface of wall 4.As shown in Figure 1, in the zone of the side 6 of the left side edge of separating plate 6, two end criss-crosss of described loop 27.
In case loop 27 has been placed in position, be engaged in the slit by going back in the slit by the tension member of the part of 36 indications.Described member 36 comprises the main wall 37 of essentially rectangular, and this main wall 37 is designed to cover the largest portion of slit 33, and its end is provided with lug 38, and lug 38 is designed to be engaged in the notch 31, in order to be blocked in wherein, guarantees that it is in position in a satisfactory manner.
In a similar fashion, another tension member (not shown) is placed in another slit, namely slit 34.Therefore described two tension members are guaranteed: when turnover panel is opened, notch 31,32 is not left in part or the end of the loop 27 by side 9, so described frenulum part guarantees fixing to turnover panel effectively, prevent that turnover panel from for example running into the Windshield of vehicle and cracked.
After local tension member was had good positioning, the assembly that also is comprised of plate 6 except the ignition channel 1 with its tension member was fixed to the lower surface of gauge panel body, thus local tension member 36 was fixed to the gauge panel body.
With regard to slit 33 and 34, they can directly form in the process of molded top wall 2, but they also can pass through bridgeware and closure, and bridgeware then can be disconnected or cut off before side direction loop location.
In the example of Fig. 1, slit 33 and 34 has been shown as from left surface 9 beginnings and has opened fully.By contrast, closed by each bridgeware of 43 indications by the slit from left surface 11 beginnings of 41 and 42 indications, before loop 28 was placed in position, each bridgeware was removed, is namely cut off.Be formed in the side 11 and lead to its upper limb correspondence notch or cave in and 44 and 45 lead to respectively slit 41 and slit 42, in order to admit respectively the end of loop 28, its mode is similar to the situation of loop 27.
In addition, the local tension member 36 that is shown as separate part in Fig. 1 can be molded integratedly with the remainder of top wall 2, then, in navigating to slit 33 before, its cut-out is separated with described front walls 2.

Claims (5)

1. the airbag structure in the gauge panel, gauge panel comprises the gauge panel body that contains the turnover panel body, the turnover panel body is limited by the essentially rectangular circumference, this rectangular peripheral forms two lateral edge and rear transverse edge and front transverse edge, in case airbag aeration, turnover panel centers on front transverse edge pivot and opens, ignition channel (1) comprises upper surface (4) and smooth lower surface, ignition channel (1) is fixed to the lower surface of gauge panel body by this upper surface (4), smooth lower surface is designed to admit air bag module, ignition channel (1) is round the circumference of turnover panel body and comprise at least two sides (9,11), the lateral edges of these two sides and turnover panel body has a common boundary, described airbag structure comprises at least one fixedly frenulum (22), fixedly frenulum is fixed on the turnover panel body and comprises the corresponding side surface (9 that protrudes from outside lateral edges of turnover panel body and pass through ignition channel (1), 11) a part (27,28), so that by described side (9,11) fix, additional tension member (36) is attached to the upper surface of ignition channel (1), with fixing frenulum by described side (9,11) section aligned.
2. structure as claimed in claim 1, it is characterized in that, fixedly frenulum (22) passes through side (9,11) in the included depression in described side or notch (31,32,44,45) zone, described depression or notch (31,32,44,45) lead to the upper surface (4) of ignition channel (1), with before described passage (1) is fixed to the gauge panel body, allow fixing frenulum to pass through the upper surface (4) of ignition channel (1).
3. structure as claimed in claim 2 is characterized in that, additional tension member (36) comprises lug (38), and this lug is engaged in the top of the depression of side (9,11) or notch (31,32,44,45).
4. such as each described structure in the claims 1 to 3, it is characterized in that, fixedly frenulum (22) comprises at least two part or ends that protrude from the edge, the same side of turnover panel body, each part or end cross ground are by the side (9,11) of ignition channel (1), to form the loop (27,28) of a part of surrounding described side (9,11).
5. such as each described structure in the claim 1 to 4, it is characterized in that, ignition channel (1) is by molded formation, and, additional tension member (36) is with ignition channel (1) is integrally moulded all or in part, and side direction protrudes from outside ignition channel (1) side (9,11), throwing off and/or to turn back, so as with it with the section aligned of fixedly frenulum (22) by described side (9,11) carry out attached.
CN201180024506.0A 2010-05-17 2011-05-16 An arrangement of an airbag in a dashboard comprising a flap provided with a retaining tie having a reinforced anchoring point Expired - Fee Related CN102947139B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1053793A FR2959978B1 (en) 2010-05-17 2010-05-17 SAFETY CUSHION ARRANGEMENT IN A DASHBOARD COMPRISING A FLAP COMPRISING A RETAINING LINK HAVING A REINFORCED ANCHORING POINT
FR1053793 2010-05-17
PCT/EP2011/057892 WO2011144572A1 (en) 2010-05-17 2011-05-16 Arrangement of an airbag in a dashboard comprising a flap provided with a retaining tie having a reinforced anchoring point

Publications (2)

Publication Number Publication Date
CN102947139A true CN102947139A (en) 2013-02-27
CN102947139B CN102947139B (en) 2015-05-06

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CN201180024506.0A Expired - Fee Related CN102947139B (en) 2010-05-17 2011-05-16 An arrangement of an airbag in a dashboard comprising a flap provided with a retaining tie having a reinforced anchoring point

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Country Link
EP (1) EP2571729A1 (en)
CN (1) CN102947139B (en)
FR (1) FR2959978B1 (en)
WO (1) WO2011144572A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012215840A1 (en) * 2012-09-06 2014-05-28 Bayerische Motoren Werke Aktiengesellschaft Motor vehicle with an airbag module

Citations (8)

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Publication number Priority date Publication date Assignee Title
JPH07156738A (en) * 1993-10-15 1995-06-20 Inoac Corp Opening adjusting structure of air bag door for automobile
US5533746A (en) * 1995-01-18 1996-07-09 Morton International, Inc. Tethered cover for a panel opening in an air bag inflator system
US6082760A (en) * 1997-04-18 2000-07-04 Toyota Jidosha Kabushiki Kaisha Air bag apparatus for passenger seat
US20040004343A1 (en) * 2002-04-25 2004-01-08 Pinsenschaum Ryan T. Airbag module and cover arrangement
CN1571741A (en) * 2001-10-17 2005-01-26 大众汽车有限公司 Ventilation device for a vehicle
CN1615234A (en) * 2002-02-01 2005-05-11 佩古佛姆有限两合公司 Pull-back mechanism for a covering flap of an air bag system
CN1890136A (en) * 2003-12-15 2007-01-03 佛吉亚汽车内部设备工业公司 Motor vehicle part comprising an airbag safety device, and method for assembling one such part
WO2009136041A2 (en) * 2008-04-03 2009-11-12 Faurecia Interieur Industrie Device for securing an airbag deployment panel

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Publication number Priority date Publication date Assignee Title
US5813693A (en) * 1996-02-26 1998-09-29 Trw Vechiclesafety Systems Inc. Releasable attachment for air bag deployment door
US6457738B1 (en) * 1997-06-09 2002-10-01 Textron Automotive Company, Inc. Inflatable restraint apparatus
KR100353055B1 (en) 2000-09-01 2002-09-18 현대자동차주식회사 Airbag door for automobile
US6719320B2 (en) * 2002-03-27 2004-04-13 Collins & Aikman Automotive Company, Inc. Controlled tether arrangement for an airbag
EP1487672A4 (en) * 2002-03-28 2006-09-13 Collins & Aikman Automotive Co Dynamic/controlled tether arrangement for an airbag door

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07156738A (en) * 1993-10-15 1995-06-20 Inoac Corp Opening adjusting structure of air bag door for automobile
US5533746A (en) * 1995-01-18 1996-07-09 Morton International, Inc. Tethered cover for a panel opening in an air bag inflator system
US6082760A (en) * 1997-04-18 2000-07-04 Toyota Jidosha Kabushiki Kaisha Air bag apparatus for passenger seat
CN1571741A (en) * 2001-10-17 2005-01-26 大众汽车有限公司 Ventilation device for a vehicle
CN1615234A (en) * 2002-02-01 2005-05-11 佩古佛姆有限两合公司 Pull-back mechanism for a covering flap of an air bag system
US20040004343A1 (en) * 2002-04-25 2004-01-08 Pinsenschaum Ryan T. Airbag module and cover arrangement
CN1890136A (en) * 2003-12-15 2007-01-03 佛吉亚汽车内部设备工业公司 Motor vehicle part comprising an airbag safety device, and method for assembling one such part
WO2009136041A2 (en) * 2008-04-03 2009-11-12 Faurecia Interieur Industrie Device for securing an airbag deployment panel

Also Published As

Publication number Publication date
FR2959978A1 (en) 2011-11-18
EP2571729A1 (en) 2013-03-27
CN102947139B (en) 2015-05-06
FR2959978B1 (en) 2012-08-10
WO2011144572A1 (en) 2011-11-24

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Granted publication date: 20150506

Termination date: 20210516