JPH04176751A - Air bag device for vehicle - Google Patents
Air bag device for vehicleInfo
- Publication number
- JPH04176751A JPH04176751A JP2306823A JP30682390A JPH04176751A JP H04176751 A JPH04176751 A JP H04176751A JP 2306823 A JP2306823 A JP 2306823A JP 30682390 A JP30682390 A JP 30682390A JP H04176751 A JPH04176751 A JP H04176751A
- Authority
- JP
- Japan
- Prior art keywords
- locking piece
- airbag body
- airbag
- vehicle
- warp
- 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
- 239000004744 fabric Substances 0.000 claims abstract description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 230000000630 rising effect Effects 0.000 claims description 8
- 239000002759 woven fabric Substances 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 27
- 230000002787 reinforcement Effects 0.000 abstract description 4
- 230000035939 shock Effects 0.000 abstract 2
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000009958 sewing Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 208000031872 Body Remains Diseases 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Landscapes
- Air Bags (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は自動車のインストルメントパネル内もしくはス
テアリングホイールのセンターパッド内に配設されて、
車両の衝突時等の急減加速度が発生した際に乗員の受け
る衝撃を緩和するエアバッグ装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention is arranged in an instrument panel of an automobile or in a center pad of a steering wheel.
The present invention relates to an airbag device that cushions the impact on an occupant when a sudden decrease in acceleration occurs, such as during a vehicle collision.
従来の技術
従来から車両の衝突時等における衝撃力が所定値以上で
あった場合には、起爆装置に点火してガス容器を起動し
、インストルメントパネル内もしくはステアリングホイ
ールのセンターパッド内に折り畳まれた状態として収納
されているエアバッグ本体を膨張展開して、乗員のイン
ストルメントパネル又はフロントウィンドパネルに対す
る衝撃を和らげるようにしたエアバッグ装置が知られて
いる。Conventional Technology Conventionally, when the impact force at the time of a vehicle collision exceeds a predetermined value, the detonator is ignited to start the gas container, and the gas container is folded into the instrument panel or the center pad of the steering wheel. 2. Description of the Related Art An airbag device is known that inflates and deploys an airbag body stored in a closed state to soften the impact on an instrument panel or a front wind panel of an occupant.
このようなエアバッグの構造例として、例えば特開昭6
4−90841号公報には、第5図に示した構成が開示
されている。図中の1はエアバッグ本体であって、図示
例では該エアバッグ本体1が膨張展開された状態を示し
ている。このエアバッグ本体1のガス流入口1aの周辺
部とガス衝突部1bの周辺部には補強パッチ3a、3b
が固着されていて、この補強パッチ3a、3b間に帯状
の膨出規制部材5a、5b、5c、5dが取り付けられ
ている。この膨出規制部材5a、5b、5c、5dの両
端部と前記補強パッチ3a、3bとは、それぞれ縫製部
7,7・・・にて縫着されているのが通例である。As an example of the structure of such an airbag, for example,
4-90841 discloses the configuration shown in FIG. 5. 1 in the figure is an airbag body, and the illustrated example shows the airbag body 1 in an inflated and deployed state. Reinforcement patches 3a, 3b are provided around the gas inlet 1a and the gas collision portion 1b of the airbag body 1.
are firmly fixed, and band-shaped bulge regulating members 5a, 5b, 5c, and 5d are attached between the reinforcing patches 3a and 3b. Both ends of the bulge regulating members 5a, 5b, 5c, 5d and the reinforcing patches 3a, 3b are usually sewn at sewing parts 7, 7, . . . , respectively.
このようなエアバッグ装置によれば、車両の衝突時には
衝突検知センサからの入力信号によって図外のインフレ
ータに内蔵された起爆装置が作動して、矢印Aに示した
ようにガス流入口1aからエアバッグ本体1内に高圧ガ
スが送り込まれ、このエアバッグ本体1が膨張展開した
際に、前記膨出規制部材5a、5b、5c、5dによっ
てエアバッグ本体1が略球状となり、過剰な膨出に起因
する乗員への二次衝突を防止することができる。According to such an airbag device, when a vehicle collides, an input signal from a collision detection sensor activates a detonator built in the inflator (not shown), and air is released from the gas inlet 1a as shown by arrow A. When high-pressure gas is fed into the bag body 1 and the airbag body 1 is inflated and deployed, the expansion regulating members 5a, 5b, 5c, and 5d make the airbag body 1 approximately spherical, preventing excessive expansion. It is possible to prevent secondary collisions caused by this to the occupants.
発明が解決しようとする課題
しかしながらこのような従来の車両用エアバッグ装置の
場合、前記膨出規制部材5a、5b、5c、5dの両端
部が縫製部7によってガス流入口1aの周辺部及びガス
衝突部1bの周辺部に固定されていたため、エアバッグ
本体1の製作時に縫製等の煩瑣な工程が必要である上、
該縫製部7の強度を維持するために別途に補強パッチ3
a、3bを準備しなければならないので、コストアップ
を招来してしまうという課題があった。Problems to be Solved by the Invention However, in the case of such a conventional vehicle airbag device, both ends of the expansion regulating members 5a, 5b, 5c, and 5d are sewn by the sewing portions 7 to prevent gas flow from the surrounding area of the gas inlet 1a and the gas inflow port 1a. Since it was fixed to the periphery of the collision part 1b, complicated processes such as sewing were required when manufacturing the airbag body 1, and
A reinforcing patch 3 is separately provided to maintain the strength of the sewn portion 7.
Since it is necessary to prepare a and 3b, there is a problem in that the cost increases.
更にエアバッグ本体1の急激な膨張による衝撃力によっ
て上記縫製部7,7・・・が破断し易く、且つこのよう
な破断が発生した場合には、膨張時のエアバッグ本体1
の形状が一定とならないという問題点を含んでいる。Furthermore, the sewn parts 7, 7... are likely to break due to the impact force caused by the rapid inflation of the airbag main body 1, and if such breakage occurs, the airbag main body 1 at the time of inflation tends to break.
This includes the problem that the shape of the image is not constant.
そこで本発明はこのような従来の車両用エアバッグ装置
が有している課題を解消して、製作時の工程が簡易化さ
れる上、膨張時のエアバッグ本体の形状を一定とするこ
とができるエアバッグ装置を提供することを目的とする
ものである。Therefore, the present invention solves the problems of conventional vehicle airbag devices, simplifies the manufacturing process, and makes it possible to keep the shape of the airbag body constant when inflated. The purpose of this invention is to provide an airbag device that can
課題を解決するための手段
本発明は上記の目的を達成するために、高圧ガスを発生
するインフレータと、折り畳まれた状態に収納されたエ
アバッグ本体とよりなり、上記インフレータを起動する
制御手段からの信号に基づいて、エアバッグ本体を車室
方向に膨張展開するようにした車両用エアバッグ装置に
おいて、先ず請求項1により、上記エアバッグ本体を、
経糸及び緯糸を用いた織物を主体として構成するととも
に、該エアバッグ本体のガス流入口の周辺部に沿う部位
に補強部材を取り付け、エアバッグ本体の内方で且つ前
記ガス流入口と対向する部位に、該エアバッグ本体を構
成する織物の経糸もしくは緯糸の複数本をを所定長だけ
エアバッグ本体の内方に向けて分離してループ状に立ち
上がる係止片を形成し、この係止片に帯状の膨出規制部
材を挿通して、該膨出規制部材の両端部を前記補強部材
に固定した構成にしてあり、請求項2により、前記係止
片を構成する経糸もしくは緯糸を、他の一般部に用いら
れている経糸もしくは緯糸よりも太く形成しである。Means for Solving the Problems In order to achieve the above object, the present invention comprises an inflator that generates high pressure gas, an airbag body stored in a folded state, and a control means for starting the inflator. In a vehicle airbag device in which an airbag body is inflated and deployed toward a vehicle interior based on a signal, first, according to claim 1, the airbag body is
Mainly composed of a woven fabric using warp and weft yarns, a reinforcing member is attached to a portion along the periphery of the gas inlet of the airbag body, and the portion is inside the airbag body and faces the gas inlet. A locking piece is formed by separating a plurality of warps or wefts of the fabric constituting the airbag body by a predetermined length toward the inside of the airbag body, and forming a locking piece that stands up in a loop shape. A band-shaped bulge regulating member is inserted through the bulge regulating member, and both ends of the bulge regulating member are fixed to the reinforcing member. It is thicker than the warp or weft used in general parts.
更に請求項3により、前記係止片を、エアバッグ本体の
内方複数箇所に形成してあり、請求項4により、前記係
止片の立ち上がり部分を円弧状に形成した車両用エアバ
ッグ装置の構成にしである。Further, according to a third aspect of the present invention, the locking pieces are formed at a plurality of locations inside the airbag body, and according to a fourth aspect of the present invention, there is provided a vehicle airbag device in which a rising portion of the locking piece is formed in an arc shape. This is the composition.
作用
このようなエアバッグ装置の構成によれば、車両の衝突
時等にインフレータに内蔵された起爆装置が作動して、
ガス流入口からエアバッグ本体内に高圧ガスが送り込ま
れ、このエアバッグ本体が膨張展開するが、この時に係
止片と補強部材との間に取り付けられた膨出規制部材に
より、エアバッグ本体の過剰な膨出を規制してエアバッ
グ本体の膨出形状か一定となる。Function: According to the configuration of the airbag device, the detonator built into the inflator is activated in the event of a vehicle collision, etc.
High-pressure gas is sent into the airbag body from the gas inlet, and the airbag body inflates and deploys. At this time, the expansion restriction member installed between the locking piece and the reinforcing member prevents the airbag body Excessive expansion is controlled and the expanded shape of the airbag body remains constant.
エアバッグ本体の膨張時には、膨出規制部材に衝撃的な
張力が加えられるが、このような張力は係止片の近傍部
に位置する織物の目ずれによって吸収されるので、上記
の衝撃力によって膨出規制部材が破断される惧れがない
。When the airbag body inflates, an impactful tension is applied to the expansion regulating member, but this tension is absorbed by the misalignment of the fabric located near the locking piece. There is no risk of the bulge regulating member being broken.
又、係止片を構成する経糸もしくは緯糸を他の一般部に
用いられている糸よりも太く形成したことにより、係止
片自体の強度が向上される。Furthermore, the strength of the locking piece itself is improved by forming the warp or weft threads constituting the locking piece to be thicker than threads used in other general parts.
更に上記係止片をエアバッグ本体内の複数箇所に形成し
たことにより、膨出規制部材が挿通される係止片を複数
の係止片の中から適当に選択することができて、膨張時
におけるエアバッグ本体の形状の自由度を大きくするこ
とができる。Furthermore, by forming the locking pieces at multiple locations within the airbag body, it is possible to appropriately select the locking piece through which the expansion regulating member is inserted from among the plurality of locking pieces. The degree of freedom in the shape of the airbag body can be increased.
又、係止片の立ち上がり部分を円弧状に形成したことに
よってエアバッグ本体の膨張時に係止片を構成する経糸
もしくは緯糸に均一な力が加えられるので、係止片自体
の強度が安定するという作用が得られる。In addition, by forming the rising part of the locking piece in an arc shape, a uniform force is applied to the warp or weft that makes up the locking piece when the airbag body is inflated, so the strength of the locking piece itself is stabilized. Effect can be obtained.
実施例
以下図面に基づいて本発明にかかる車両用エアバッグ装
置の一実施例を、前記従来の構成と同一の構成部分に同
一の符号を付して詳述する。Embodiment Hereinafter, an embodiment of a vehicle airbag device according to the present invention will be described in detail with reference to the drawings, with the same reference numerals attached to the same components as in the conventional structure.
第1図は本実施例を適用したエアバッグ本体1を全体的
に示す外観図、第2図は同部分的破断図であり、エアバ
ッグ本体1は経糸及び緯糸を織り込んだジャガード織物
を主体として構成されている。Figure 1 is an overall external view of the airbag body 1 to which this embodiment is applied, and Figure 2 is a partially cutaway view of the same.The airbag body 1 is mainly made of jacquard fabric woven with warp and weft. It is configured.
1aは該エアバッグ本体1の一方側の表面に略円形状に
開口されたガス流入口であって、このガス流入口1aの
周辺部に沿うエアバッグ本体1には、多数の孔部9,9
・・・が開口されており、且つガス流入口1aの周辺部
に沿うエアバッグ本体1の内側には、円環状の補強部材
11が配置され、この補強部材11の環状部分に沿って
開口された孔部12,12・・・が前記エアバッグ本体
1の孔部9,9・・・と図外の締付具を用いて固定され
ている。Reference numeral 1a denotes a gas inlet opening in a substantially circular shape on one surface of the airbag body 1, and the airbag body 1 along the periphery of the gas inlet 1a has a large number of holes 9, 9
... is opened, and an annular reinforcing member 11 is disposed inside the airbag body 1 along the periphery of the gas inlet 1a, and is opened along the annular portion of the reinforcing member 11. The holes 12, 12, . . . are fixed to the holes 9, 9, . . . of the airbag body 1 using fasteners not shown.
一方、エアバッグ本体1の内方で前記ガス流入口1aと
対向する部位には、該エアバッグ本体1を構成する織物
の経糸19bもしくは緯糸19aの複数本を所定長だけ
エアバッグ本体1の内方に向けて分離してループ状に立
ち上がる係止片13が形成されており、この係止片13
に帯状の膨出規制部材15が挿通され、且つ該膨出規制
部材15の両端部は、固定具17.17を用いて前記補
強部材11の相対する位置に固定されている。On the other hand, a plurality of warps 19b or wefts 19a of the fabric constituting the airbag body 1 are inserted into the airbag body 1 by a predetermined length at a portion facing the gas inlet 1a inside the airbag body 1. A locking piece 13 is formed that separates toward the direction and stands up in a loop shape, and this locking piece 13
A band-shaped bulge regulating member 15 is inserted through the bulge regulating member 15, and both ends of the bulging regulating member 15 are fixed to opposing positions of the reinforcing member 11 using fixtures 17 and 17.
図示例ではエアバッグ本体1を構成する織物中の複数本
の緯糸19a、19a・・・に対して、該緯糸19a、
19a・・・に織り込まれる経糸19b、19b−−−
を1本おきに緯糸19a、19a”・から分離して一定
長だけエアバッグ本体1の内方にループ状に立ち上がら
せることによって係止片13が構成されている。In the illustrated example, for a plurality of wefts 19a, 19a... in the fabric constituting the airbag body 1, the wefts 19a,
Warp threads 19b, 19b woven into 19a...
The locking piece 13 is constructed by separating every other weft thread from the weft threads 19a, 19a'' and raising it up inward of the airbag body 1 by a certain length in a loop shape.
尚、上記経糸19b、19b・・・は数本おきに立ち上
がらせても良く、更に経糸19bに代えて緯糸19aを
同様に立ち上がらせて上記係止片13を構成しても良い
。The warps 19b, 19b, . . . may be made to stand up every few warps, and the locking piece 13 may be constructed by making the weft 19a stand up in the same way instead of the warp 19b.
係止片13の全長は約40mm〜5Qmm、幅員は約6
0mmが適当であるが、エアバッグ本体1に要求される
強度に応じてこれらの寸法は適宜変更することができる
。更に係止片13の立ち上がり部分を接着剤を用いて固
着すれば、該係止片13の強度をより一層高めることが
可能である。The total length of the locking piece 13 is approximately 40 mm to 5 Q mm, and the width is approximately 6 mm.
Although 0 mm is appropriate, these dimensions can be changed as appropriate depending on the strength required of the airbag body 1. Furthermore, if the rising portion of the locking piece 13 is fixed using an adhesive, it is possible to further increase the strength of the locking piece 13.
係止片13は、エアバッグ本体1を製作する際の織布工
程の手順中にプログラミングすることによって容易に製
作することが可能であり、且つ係止片13を構成する経
糸19bもしくは緯糸19aを他の一般部に用いられて
いる糸よりも太く形成することもできる。The locking piece 13 can be easily manufactured by programming during the weaving process procedure when manufacturing the airbag body 1, and the warp 19b or weft 19a constituting the locking piece 13 can be easily manufactured by It can also be made thicker than threads used in other general parts.
このようなエアバッグ本体1の構成によれば、車両の衝
突時には衝突検知センサからの入力信号によって図外の
インフレータに内蔵された起爆装置が作動して、ガス流
入口1aからエアバッグ本体1内に高圧ガスが送り込ま
れ、このエアバッグ本体1が膨張展開するが、この時に
係止片13と補強部材11との間に取り付けられた膨出
規制部材15によってエアバッグ本体1の過剰な膨出を
規制してエアバッグ本体1の膨出形状を一定とすること
ができる。According to this configuration of the airbag body 1, in the event of a vehicle collision, the detonator built in the inflator (not shown) is activated by the input signal from the collision detection sensor, and gas is injected into the airbag body 1 from the gas inlet 1a. High-pressure gas is fed into the airbag body 1 and the airbag body 1 is inflated and deployed. The bulging shape of the airbag body 1 can be made constant by regulating the airbag body 1.
上記したエアバッグ本体1の膨張時に、膨出規制部材1
5には衝撃的な張力が加えられるが、このような張力は
、第3図に示したように係止片13の近傍部21に位置
する織物の目ずれ、特に経糸19bの長手方向に沿う位
置すれによって吸収することが可能であり、従って前記
した衝撃力によって膨出規制部材15が破断される惧れ
がない。When the airbag body 1 described above is inflated, the expansion regulating member 1
5 is subjected to an impactful tension, but such tension is caused by misalignment of the fabric located in the vicinity 21 of the locking piece 13, especially along the longitudinal direction of the warp 19b, as shown in FIG. This can be absorbed by positional misalignment, and therefore there is no risk that the bulge regulating member 15 will be broken by the above-mentioned impact force.
又、係止片13を構成する経糸19bもしくは緯糸19
aを他の一般部に用いられている糸よりも太く形成した
ことにより、係止片13自体の強度が向上する。In addition, the warp 19b or the weft 19 constituting the locking piece 13
By forming the thread a to be thicker than the threads used in other general parts, the strength of the locking piece 13 itself is improved.
従って上記の実施例によれば、結果的に膨出規制部材1
5と係止片13間の固定強度を高めることが可能となる
。Therefore, according to the above embodiment, the bulge regulating member 1
It becomes possible to increase the fixing strength between 5 and the locking piece 13.
尚、上記の実施例では、係止片13をエアバッグ本体1
内の1箇所に形成した例を示しているが、該係止片13
は1箇所に限定されるものではなく、適宜の複数箇所に
形成しても良い。該係止片13を複数箇所に設けた場合
には、膨出規制部材15が挿通される係止片として複数
の係止片13の中から適当に選択することができて、エ
アバ・ソゲ本体1の膨張時における形状の自由度を大き
くすることができる。In the above embodiment, the locking piece 13 is attached to the airbag body 1.
Although an example is shown in which the locking piece 13 is formed in one place within the locking piece 13,
is not limited to one location, but may be formed at a plurality of appropriate locations. When the locking pieces 13 are provided at a plurality of locations, the locking piece through which the expansion regulating member 15 is inserted can be appropriately selected from among the plurality of locking pieces 13, and the airbag/socket body can be It is possible to increase the degree of freedom in the shape of the structure during expansion.
第4図は本発明の変形例を示しており、本例の場合には
緯糸19a、19g・・・から分離される経糸19b、
19b・・・の立ち上がり部分を円弧状23として形成
したことが特徴となっている。FIG. 4 shows a modification of the present invention, in which the warp 19b, which is separated from the wefts 19a, 19g,...
A feature is that the rising portions of 19b... are formed into circular arc shapes 23.
経糸19b、19bの立ち上がり部にこのような円弧状
23を形成したことにより、係止片13を構成する経糸
19bに均一な力が加えられるので、係止片13自体の
強度が安定するという作用が得られる。By forming such an arc shape 23 at the rising portion of the warp threads 19b, 19b, a uniform force is applied to the warp threads 19b forming the locking piece 13, so that the strength of the locking piece 13 itself is stabilized. is obtained.
更に前記したように係止片13の立ち上がり部分に接着
剤を塗着すれば、エアバッグ本体1が急激に膨張した際
の衝撃力によって経糸19aと緯糸19bとの間に摩擦
が発生せず、この摩擦による糸切れ現象がなくなり、係
止片13の強度を更に高めることが可能となる。Furthermore, if adhesive is applied to the rising portion of the locking piece 13 as described above, friction will not occur between the warp threads 19a and the weft threads 19b due to the impact force when the airbag body 1 is rapidly inflated. The thread breakage phenomenon caused by this friction is eliminated, and the strength of the locking piece 13 can be further increased.
発明の効果
以上詳細に説明した如く、本発明にかかる車両用エアバ
ッグ装置によれば、エアバッグ本体を製作する際の織布
工程の手順中に係止片の形成工程をプログラミングする
ことによって容易に製作することが可能であり、且つ縫
製等の煩瑣な工程を不要として工程の簡易化及びコスト
の低廉化をはかることができる。Effects of the Invention As explained in detail above, according to the vehicle airbag device according to the present invention, the formation process of the locking piece can be easily programmed during the weaving process when manufacturing the airbag body. In addition, complicated processes such as sewing are not required, thereby simplifying the process and reducing costs.
又、エアバッグ本体の膨張時に膨出規制部材に衝撃的な
張力が加えられた場合にあっても、この張力が係止片の
近傍部に位置する織物の目ずれによって吸収されるので
、上記の衝撃力によって膨出規制部材が破断される惧れ
がなく、膨張時のエアバッグ本体の形状を一定として、
車両の衝突時に乗員の受ける衝撃緩和力のばらつきをな
くすことが可能となる。Furthermore, even if an impactful tension is applied to the expansion regulating member when the airbag body is inflated, this tension is absorbed by the misalignment of the fabric located near the locking piece. There is no risk of the expansion regulating member being broken by the impact force of
It is possible to eliminate variations in the impact mitigation force that occupants receive when a vehicle crashes.
上記の係止片を構成する経糸もしくは緯糸を他の一般部
に用いられている糸よりも太く形成したことにより、係
止片自体の強度が向上され、更に上記係止片をエアバッ
グ本体内の複数箇所に形成したことにより、膨出規制部
材が挿通される係止片を複数の係止片の中から適当に選
択することが可能となって、膨張時におけるエアバッグ
本体の形状の自由度が拡大されるという効果がある。The strength of the locking piece itself is improved by making the warp or weft that constitutes the locking piece thicker than threads used in other general parts, and furthermore, the locking piece can be inserted into the airbag body. By forming the airbag at multiple locations, it is possible to appropriately select the locking piece through which the expansion regulating member is inserted from among the plurality of locking pieces, allowing freedom in the shape of the airbag body when inflated. This has the effect of expanding the degree.
更に係止片の立ち上がり部分を円弧状に形成したことに
より、エアバッグ本体の膨張時に係止片を構成する経糸
もしくは緯糸に均一な力を加えることができて、係止片
自体の強度が安定するという効果が発揮される。Furthermore, by forming the rising part of the locking piece in an arc shape, it is possible to apply a uniform force to the warp or weft threads that make up the locking piece when the airbag body is inflated, thereby stabilizing the strength of the locking piece itself. The effect of doing so is demonstrated.
第1図は本発明にかかるエアバッグ装置の一実施例を示
す外観図、第2図は第1図の部分的破断図、第3図は第
2図の部分的拡大図、第4図は本発明の他の実施例を示
す要部外観図、第5図は従来のエアバッグ装置の一例を
示す概要図である。
1・・・エアバッグ本体、1a・・・ガス流入口、11
・・・補強部材、13・・・係止片、15・・・膨出規
制部材、17・・・固定具、19a・・・緯糸、19b
・・・経糸。
腺 域
IIL ニ
ド 鵬1 植−
昧 ; −
→Fig. 1 is an external view showing an embodiment of an airbag device according to the present invention, Fig. 2 is a partially cutaway view of Fig. 1, Fig. 3 is a partially enlarged view of Fig. 2, and Fig. 4 is a partially cutaway view of Fig. 1. FIG. 5 is a schematic diagram showing an example of a conventional airbag device. 1...Airbag body, 1a...Gas inlet, 11
...Reinforcing member, 13...Locking piece, 15...Bulge regulating member, 17...Fixing tool, 19a...Weft, 19b
...warp. Gland area IIL Nido Peng 1 - →
Claims (4)
た状態に収納されたエアバッグ本体とよりなり、上記イ
ンフレータを起動する制御手段からの信号に基づいて、
エアバッグ本体を車室方向に膨張展開するようにした車
両用エアバッグ装置において、 上記エアバッグ本体を、経糸及び緯糸を用いた織物を主
体として構成するとともに、該エアバッグ本体のガス流
入口の周辺部に沿う部位に補強部材を取り付け、エアバ
ッグ本体の内方で且つ前記ガス流入口と対向する部位に
、該エアバッグ本体を構成する織物の経糸もしくは緯糸
の複数本を所定長だけエアバッグ本体の内方に向けて分
離してループ状に立ち上がる係止片を形成し、この係止
片に帯状の膨出規制部材を挿通して、該膨出規制部材の
両端部を前記補強部材に固定したことを特徴とする車両
用エアバッグ装置。(1) Consisting of an inflator that generates high-pressure gas and an airbag body stored in a folded state, based on a signal from a control means that starts the inflator,
In a vehicle airbag device in which the airbag body is inflated and deployed in the direction of the vehicle interior, the airbag body is mainly composed of a woven fabric using warp and weft yarns, and a gas inlet of the airbag body is A reinforcing member is attached to a portion along the periphery of the airbag, and a plurality of warps or wefts of the fabric constituting the airbag body are attached to a predetermined length inside the airbag body and at a portion facing the gas inlet. A locking piece is formed that separates inward from the main body and stands up in a loop shape, and a band-shaped bulge-regulating member is inserted through this locking piece, and both ends of the bulge-regulating member are attached to the reinforcing member. A vehicle airbag device characterized by being fixed.
一般部に用いられている経糸もしくは緯糸よりも太く形
成したことを特徴とする請求項1記載の車両用エアバッ
グ装置。(2) The vehicle airbag device according to claim 1, wherein the warp or weft forming the locking piece is thicker than the warp or weft used in other general parts.
形成したことを特徴とする請求項1記載の車両用エアバ
ッグ装置。(3) The vehicle airbag device according to claim 1, wherein the locking pieces are formed at a plurality of locations inside the airbag body.
ことを特徴とする請求項1記載の車両用エアバッグ装置
。(4) The vehicle airbag device according to claim 1, wherein the rising portion of the locking piece is formed in an arc shape.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2306823A JP2699649B2 (en) | 1990-11-13 | 1990-11-13 | Airbag device for vehicles |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2306823A JP2699649B2 (en) | 1990-11-13 | 1990-11-13 | Airbag device for vehicles |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH04176751A true JPH04176751A (en) | 1992-06-24 |
JP2699649B2 JP2699649B2 (en) | 1998-01-19 |
Family
ID=17961689
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2306823A Expired - Fee Related JP2699649B2 (en) | 1990-11-13 | 1990-11-13 | Airbag device for vehicles |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2699649B2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0586131A1 (en) * | 1992-09-01 | 1994-03-09 | Morton International, Inc. | Tethers with tearseams for air bag cushion |
US5568938A (en) * | 1992-10-09 | 1996-10-29 | General Engineering (Netherlands) Bv | Air-bag arrangement |
-
1990
- 1990-11-13 JP JP2306823A patent/JP2699649B2/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0586131A1 (en) * | 1992-09-01 | 1994-03-09 | Morton International, Inc. | Tethers with tearseams for air bag cushion |
US5489119A (en) * | 1992-09-01 | 1996-02-06 | Morton International, Inc. | Tethers with tearseams for air bag cushion |
US5568938A (en) * | 1992-10-09 | 1996-10-29 | General Engineering (Netherlands) Bv | Air-bag arrangement |
Also Published As
Publication number | Publication date |
---|---|
JP2699649B2 (en) | 1998-01-19 |
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