JPH11152004A - Airbag folding structure and method - Google Patents
Airbag folding structure and methodInfo
- Publication number
- JPH11152004A JPH11152004A JP10266776A JP26677698A JPH11152004A JP H11152004 A JPH11152004 A JP H11152004A JP 10266776 A JP10266776 A JP 10266776A JP 26677698 A JP26677698 A JP 26677698A JP H11152004 A JPH11152004 A JP H11152004A
- Authority
- JP
- Japan
- Prior art keywords
- airbag
- chest
- head
- protection
- protecting part
- 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
Landscapes
- Air Bags (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明はエアバッグの折り
たたみ構造及び方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an airbag folding structure and method.
【０００２】[0002]
【従来の技術】自動車のエアバッグとして、車両の側突
時に、シートバックの側部から前方へ展開して乗員を保
護する側突用エアバッグがある。（特開平９−１３６５
９８号公報に類似技術が示されている）。2. Description of the Related Art As an airbag for an automobile, there is an airbag for side collision that is deployed forward from a side portion of a seat back to protect an occupant when the vehicle side collision occurs. (Japanese Unexamined Patent Publication No. 9-1365
No. 98 discloses a similar technique).
【０００３】この種のエアバッグは、展開時略Ｌ形の外
形を有し、内部に設けられた隔壁布により上側の頭部保
護部と下側の胸部保護部とに区画される。エアバッグ
は、インフレータが設けらた基端部を備え、インフレー
タ側面の噴出口から噴出したガスが、まず胸部保護部に
入ってこれを前方へ展開させ、更に、隔壁布の通気孔か
ら頭部保護部に入ってこれを上方へ展開させる。[0003] When deployed, this type of airbag has a substantially L-shaped outer shape, and is partitioned into an upper head protection portion and a lower chest protection portion by a partition cloth provided inside. The airbag has a base end provided with an inflator, and the gas ejected from the ejection port on the side of the inflator first enters the chest protection part and deploys it forward. Enter the protection part and expand it upward.
【０００４】[0004]
【発明が解決しようとする課題】このような側突用エア
バッグは、比較的狭い乗員・車体側壁間スペースに、胸
部保護部をすばやく展開させることが求められ、また展
開時に例えば車体側壁等との干渉を避ける工夫が求めら
れる。In such a side collision airbag, it is required that the chest protector be quickly deployed in a relatively narrow space between the occupant and the vehicle body side wall. It is necessary to devise ways to avoid interference.
【０００５】このようなエアバッグの展開時の動作及び
スピードは、エアバッグの折りたたみ方に関係してい
る。[0005] The operation and speed when the airbag is deployed are related to how the airbag is folded.
【０００６】この点、展開スピードの向上並びに車体側
壁との干渉で損なわれることのない円滑な展開動作が可
能なエアバッグの折りたたみ構造及び方法の提案が望ま
れる。In this regard, there is a need for a proposal of a folding structure and a method of an airbag capable of improving a deployment speed and smoothly performing a deployment operation without being damaged by interference with a vehicle body side wall.
【０００７】この発明は、かかる点に鑑みなされたもの
で、展開スピードの向上及び円滑な展開動作が可能なエ
アバッグの折りたたみ構造及び方法を提供するためもの
である。SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and an object of the present invention is to provide an airbag folding structure and a method capable of improving the deployment speed and performing a smooth deployment operation.
【０００８】[0008]
【課題を解決するための手段】請求項１記載の発明は、
展開時の胸部保護及び頭部保護のための保護面を備えた
胸部保護部及び頭部保護部を有する展開外形略Ｌ形のエ
アバッグの折りたたみ構造であって、前記頭部保護部を
その前記保護面を内側にして複数回巻き、この頭部保護
部を前記胸部保護部の内部へ押し込んだことを特徴とす
る。According to the first aspect of the present invention,
A folded structure of an airbag having an outer shape substantially L-shaped having a chest protection portion and a head protection portion provided with protection surfaces for chest protection and head protection at the time of deployment, wherein the head protection portion is provided at the head protection portion. It is characterized in that it is wound a plurality of times with the protection surface inside, and this head protection part is pushed into the chest protection part.
【０００９】請求項１記載の発明によれば、展開外形略
Ｌ形のエアバッグが「展開時の胸部保護及び頭部保護の
ための保護面」（以下、しばしば「乗員側の面」又は単
に「乗員側」と呼ぶ。）を備えた胸部保護部及び頭部保
護部を有し、その折りたたみ時に、頭部保護部が乗員側
を内側にして複数回巻かれ、この巻き形に畳み整形され
た頭部保護部が胸部保護部の内部へ押し込まれる。According to the first aspect of the present invention, the airbag having an approximately L-shaped deployed outer shape is provided with a "protective surface for protecting the chest and the head during deployment" (hereinafter often referred to as "occupant-side surface" or simply "surface for occupant"). A breast protection part and a head protection part provided with the “occupant side” are provided. When the head protection part is folded, the head protection part is wound a plurality of times with the occupant side inside, and is folded and shaped into this winding shape. The head protection part is pushed into the chest protection part.
【００１０】エアバッグの展開時には、上記頭部保護部
が、高速展開する胸部保護部から、それ以上の速さで巻
き形のまま弾き出され、例えば勢いをつけて床に転がし
た反物ように、車体側壁等に沿った伸展方向へストレー
トに巻き径の幅ですばやく解どけ、裏面側に多少の異物
が存在してもそれを乗り越えて転動伸展し、同時に膨張
展開する。[0010] When the airbag is deployed, the head protection section is flipped out of the chest protection section, which deploys at a high speed, in a wound form at a higher speed, and, for example, is rolled to the floor with momentum. It is quickly unwound in the direction of extension along the side wall of the vehicle, with a width of the winding diameter, and even if there is some foreign matter on the back side, it rolls and extends over it, and at the same time expands and deploys.
【００１１】従って、乗員と車体側壁との間の比較的狭
いスペースでエアバッグが展開する場合でも、頭部保護
部の展開が、車体側壁の内装部品等に干渉して妨げられ
ることなく、円滑且つ迅速に行われる。また、この頭部
保護部につながる胸部保護部もすばやく展開し、車両側
突時の初期に乗員を保護できる。Therefore, even when the airbag is deployed in a relatively narrow space between the occupant and the side wall of the vehicle body, the deployment of the head protection portion does not interfere with the interior parts of the side wall of the vehicle body and is smoothly prevented. It is done quickly. In addition, the chest protection portion connected to the head protection portion is also quickly deployed, so that the occupant can be protected in the early stage of a vehicle side collision.
【００１２】請求項２に記載の発明は、請求項１に記載
のエアバッグの折りたたみ構造であって、前記胸部保護
部をその前記保護面を内側にして複数回巻いたことを特
徴とする。According to a second aspect of the present invention, there is provided the folding structure of the airbag according to the first aspect, wherein the chest protection portion is wound a plurality of times with the protection surface inside.
【００１３】請求項２に記載の発明によれば、巻き形の
頭部保護部を押し込んだ状態の胸部保護部が、その乗員
側を内側にして複数回巻かれるので、上述の効果に加
え、エアバッグの最終的な折りたたみサイズがより小さ
くなり、収納スペースが小さいシートバックへの設置に
好適である。According to the second aspect of the present invention, the chest protection portion in a state where the wound head protection portion is pushed in is wound a plurality of times with the occupant side inward, so that in addition to the above effects, The final folded size of the airbag is smaller, which is suitable for installation in a seatback having a small storage space.
【００１４】請求項３に記載の発明は、請求項１に記載
のエアバッグの折りたたみ構造であって、前記頭部保護
部と連結する前記胸部保護部の一部を該胸部保護部の内
部へ押し込んだことを特徴とする。According to a third aspect of the present invention, there is provided the folding structure of the airbag according to the first aspect, wherein a part of the chest protecting portion connected to the head protecting portion is inserted into the chest protecting portion. It is characterized by being pushed.
【００１５】請求項３に記載の発明によれば、胸部保護
部の頭部保護部側の部分が、押し込まれた頭部保護部と
ともに胸部保護部の内部へ押し込まれ、全体の折りたた
みサイズが小さくなり、胸部保護部を乗員と車体側壁と
の間の狭いスペースへ展開させやすくなり、しかも頭部
保護部弾き出し時の初速度があがり、その分よりすばや
い展開が可能となる。According to the third aspect of the present invention, the part of the chest protection part on the head protection part side is pushed into the chest protection part together with the pushed-in head protection part, so that the entire folding size is small. As a result, the chest protection portion can be easily deployed in a narrow space between the occupant and the side wall of the vehicle body, and the initial speed at the time of projecting the head protection portion is increased, so that the deployment can be performed more quickly.
【００１６】請求項４に記載の発明は、展開時の胸部保
護及び頭部保護のための保護面を備えた胸部保護部及び
頭部保護部を有する展開外形略Ｌ形のエアバッグの折り
たたみ方法であって、前記頭部保護部をその前記保護面
を内側にして複数回巻き、この頭部保護部を前記胸部保
護部の内部へ押し込むことを特徴とする。According to a fourth aspect of the present invention, there is provided a method of folding an airbag having a substantially L-shaped deployed outer shape having a chest protection portion and a head protection portion provided with protection surfaces for protecting the chest and the head during deployment. Wherein the head protection part is wound a plurality of times with the protection surface inside, and the head protection part is pushed into the chest protection part.
【００１７】請求項４に記載の発明によれば、請求項１
に記載の発明と同等な作用効果が得られる。According to the invention described in claim 4, according to claim 1,
The same operation and effect as the invention described in (1) are obtained.
【００１８】請求項５に記載の発明は、請求項４に記載
のエアバッグの折りたたみ方法であって、更に、前記胸
部保護部をその前記保護面を内側にして複数回巻くこと
を特徴とする。According to a fifth aspect of the present invention, there is provided the method of folding an airbag according to the fourth aspect, wherein the chest protection portion is wound a plurality of times with the protection surface inside. .
【００１９】請求項５に記載の発明によれば、請求項２
に記載の発明と同等な作用効果が得られる。According to the invention described in claim 5, according to claim 2,
The same operation and effect as the invention described in (1) are obtained.
【００２０】請求項６に記載の発明は、請求項４に記載
のエアバッグの折りたたみ方法であって、更に、前記頭
部保護部と連結する前記胸部保護部の一部を該胸部保護
部の内部へ押し込むことを特徴とする。According to a sixth aspect of the present invention, there is provided the method of folding an airbag according to the fourth aspect, further comprising: a part of the chest protection part connected to the head protection part. It is characterized by being pushed inside.
【００２１】請求項６に記載の発明によれば、請求項３
に記載の発明と同等な作用効果が得られる。According to the invention described in claim 6, according to claim 3,
The same operation and effect as the invention described in (1) are obtained.
【００２２】[0022]
【発明の効果】請求項１に記載の発明によれば、頭部保
護部が乗員側へ向けて複数回巻き取られていて、それが
車体側壁に沿って転がるように展開するため、頭部保護
部の展開が車体側壁の内装部品等に干渉して妨げられる
ことがなく円滑に行われる。また、巻き取られた頭部保
護部が、胸部保護部の内部へ押し込まれた状態になって
いるため、巻き取られた頭部保護部がすばやく胸部保護
部から押し出され、前記のような展開が可能な状態にな
る。According to the first aspect of the present invention, the head protection portion is wound a plurality of times toward the occupant and is deployed so as to roll along the side wall of the vehicle body. The development of the protection portion is smoothly performed without being obstructed by interference with the interior parts and the like of the vehicle body side wall. Further, since the wound head protection part is pushed into the chest protection part, the wound head protection part is quickly pushed out of the chest protection part, and the unfolded head protection part is expanded as described above. Becomes possible.
【００２３】請求項２に記載の発明によれば、巻き取ら
れた頭部保護部が内部に押し込まれた状態の胸部保護部
を、乗員側へ向けて複数回巻き取ったため、エアバッグ
の最終的な折りたたみサイズがより小さくなる。従っ
て、収納スペースが小さいシートバックへの設置に好適
である。According to the second aspect of the present invention, the chest protecting portion in a state where the wound head protecting portion is pushed into the inside is wound up a plurality of times toward the occupant, so that the final portion of the airbag is completed. Fold size becomes smaller. Therefore, it is suitable for installation in a seat back having a small storage space.
【００２４】請求項３に記載の発明によれば、胸部保護
部の頭部保護部側部分が、押し込まれた頭部保護部ご
と、更に胸部保護部の内部へ押し込まれているため、胸
部保護部を乗員と車体側壁との狭いスペース内にすばや
く展開することができる。すなわち、内部への押し込み
構造は、押し込まれたものがそのままダイレクトに押し
出されるため、展開スピードが非常に速い。従って、乗
員と車体側壁とのスペースが狭くても、車両側突時の初
期において、胸部保護部をすばやく展開させ、乗員の胸
部を確実に保護することができる。According to the third aspect of the present invention, the portion of the chest protection portion on the side of the head protection portion is pushed together with the pushed-in head protection portion and further into the chest protection portion. The part can be quickly deployed in a narrow space between the occupant and the side wall of the vehicle body. That is, in the structure for pushing into the inside, the pushed-in structure is directly pushed out as it is, so that the deployment speed is very high. Therefore, even if the space between the occupant and the side wall of the vehicle body is narrow, the chest protector can be quickly deployed in the early stage of the vehicle side collision, and the occupant's chest can be reliably protected.
【００２５】請求項４に記載の発明によれば、請求項１
に記載の発明と同様な効果が得られる。請求項５に記載
の発明によれば、請求項２に記載の発明と同様な効果が
得られる。請求項６に記載の発明によれば、請求項３に
記載の発明と同様な効果が得られる。According to the invention of claim 4, according to claim 1,
The same effect as the invention described in (1) can be obtained. According to the fifth aspect, the same effect as that of the second aspect can be obtained. According to the sixth aspect, the same effect as that of the third aspect can be obtained.
【００２６】[0026]
【発明の実施の形態】以下、この発明の好適な実施形態
を図面に基づいて説明する。Preferred embodiments of the present invention will be described below with reference to the accompanying drawings.
【００２７】図１〜図１０は、この発明の第１実施形態
を示す図である。まず、図１に基づいて、エアバッグ装
置の構造を説明する。１は右側フロントシートのシート
バックで、その右側端部には、エアバッグモジュール２
が内蔵されている。このエアバッグモジュール２内に
は、エアバッグ３とインフレータ４とが収納されてい
る。エアバッグ３は、後述する折りたたみ状態で、エア
バッグモジュール２の内部に収納されている。そして、
このエアバッグ３は、車両側突時に乗員と車体側壁との
間に展開して、乗員を保護するようになっている。FIGS. 1 to 10 show a first embodiment of the present invention. First, the structure of the airbag device will be described with reference to FIG. Reference numeral 1 denotes a seat back of a right front seat, and an airbag module 2 is provided at a right end thereof.
Is built-in. The airbag module 2 contains an airbag 3 and an inflator 4. The airbag 3 is housed inside the airbag module 2 in a folded state described later. And
The airbag 3 is deployed between the occupant and the side wall of the vehicle body at the time of a vehicle side collision to protect the occupant.
【００２８】エアバッグ３は展開時略Ｌ形の外形を有
し、これを下側の胸部保護部Ａと、上側の頭部保護部Ｂ
とに区画する内部隔壁としての布５が設けられている。
この隔壁布５の後側には通気孔６が形成されている。The airbag 3 has a substantially L-shaped outer shape when deployed, and includes a lower chest protection portion A and an upper head protection portion B.
The cloth 5 is provided as an internal partition for partitioning into the following.
A ventilation hole 6 is formed on the rear side of the partition cloth 5.
【００２９】インフレータ４の側面下端部には噴出口７
が形成されていて、該噴出口７から噴出したガスＧは、
まず胸部保護部Ａ内に入って該胸部保護部Ａを前方へ展
開させ、その後、胸部保護部Ａ内のガスＧは通気孔６を
介して頭部保護部Ｂへ導入され、該頭部保護部Ｂを上方
へ展開させるようになっている。A jet port 7 is provided at the lower end of the side surface of the inflator 4.
Is formed, and the gas G ejected from the ejection port 7 is
First, the user enters the chest protection part A and deploys the chest protection part A forward. Then, the gas G in the chest protection part A is introduced into the head protection part B through the ventilation hole 6, and the head protection part B is introduced. The portion B is developed upward.
【００３０】次に、図２〜図１０に基づいて、エアバッ
グ３のエアバッグモジュール２内における折りたたみ方
について説明する。Next, how to fold the airbag 3 in the airbag module 2 will be described with reference to FIGS.
【００３１】第１の工程として、図２に示すように、頭
部保護部Ｂの一部を隔壁布５の位置から胸部保護部Ａ内
に押し込む。この工程は、若干後側に傾いた頭部保護部
Ｂの向きを是正するもので、その後の巻き取り作業を行
い易くするための予備的工程である。なお、図中、符号
Ｓａは胸部保護部Ａの乗員側の面を表し、Ｓｂは頭部保
護部Ｂの乗員側の面を表す。As a first step, as shown in FIG. 2, a part of the head protection part B is pushed into the chest protection part A from the position of the partition wall cloth 5. This step corrects the direction of the head protection portion B slightly inclined backward, and is a preliminary step for facilitating the subsequent winding operation. Note that, in the drawing, reference symbol Sa denotes the occupant-side surface of the chest protection unit A, and Sb denotes the occupant-side surface of the head protection unit B.
【００３２】第２の工程として、図３に示すように、頭
部保護部Ｂの後方への出っ張り部分８を、折り返し線Ｌ
1 から乗員側へ折り返す。この工程も、その後の巻き取
り作業を行い易くするための予備的工程である。As a second step, as shown in FIG. 3, a protruding portion 8 behind the head protecting portion B is formed by a folding line L
Turn from 1 to the crew. This step is also a preliminary step for facilitating the subsequent winding operation.
【００３３】第３の工程として、図４に示すように、第
１工程及び第２工程を経て、概略長方形状になった頭部
保護部Ｂを、５本の巻き取り線Ｌ2 を基準に５回乗員側
へ向けて巻き取り、頭部保護部Ｂをロール状にする。As a third step, as shown in FIG. 4, after the first step and the second step, the head protection portion B, which has become a substantially rectangular shape, is removed by five winding lines L2. The head protection part B is rolled up toward the occupant.
【００３４】第４の工程として、図５及び図６に示すよ
うに、ロール状に巻き取られた頭部保護部Ｂを胸部保護
部Ａの内部へ押し込む。尚、図６は図５中の矢示ＶＩ−
ＶＩ線に沿う断面図を示している。As a fourth step, as shown in FIGS. 5 and 6, the head protecting portion B wound into a roll is pushed into the chest protecting portion A. FIG. 6 shows an arrow VI- in FIG.
It shows a cross-sectional view along the line VI.
【００３５】第５の工程として、図７に示すように、第
４工程における胸部保護部Ａの下側角部９を、図５に示
す折り返し線Ｌ3から、ロール状の頭部保護部Ｂと、車
外側の胸部保護部Ａとの間に押し込む。As a fifth step, as shown in FIG. 7, the lower corner 9 of the chest protection part A in the fourth step is moved from the folded line L3 shown in FIG. And between the chest protection part A on the outside of the vehicle.
【００３６】第６の工程として、図８に示すように、頭
部保護部Ｂに連結した胸部保護部Ａの押し込み線Ｌ4ま
での部分Ｃを、ロール状の頭部保護部Ｂごと、押し込み
線Ｌ4から更に胸部保護部Ａの内部へ押し込む。As a sixth step, as shown in FIG. 8, the part C up to the pushing line L4 of the chest protecting part A connected to the head protecting part B is pushed together with the roll-shaped head protecting part B into the pushing line. Push it further into the chest protection part A from L4.
【００３７】第７工程として、図９に示すように、ロー
ル状に巻き取られた頭部保護部Ｂの上端部１０を、折り
返し線Ｌ5 から乗員側へ折り返す。As a seventh step, as shown in FIG. 9, the upper end portion 10 of the head protecting portion B wound up in a roll shape is folded back from the folding line L5 toward the occupant.
【００３８】以上の工程により、図１０に示すエアバッ
グ３の最終折りたたみ状態が得られる。Through the above steps, the final folded state of the airbag 3 shown in FIG. 10 is obtained.
【００３９】この実施形態によれば、頭部保護部Ｂが乗
員側へ向けて複数回（この場合５回）巻き取られている
ため（第３工程）、エアバッグ３の展開時、この頭部保
護部Ｂは車体側壁に沿って転がるように展開する。従っ
て、頭部保護部Ｂの展開が車体側壁の内装部品等に干渉
して妨げられることがなく円滑に行われる。According to this embodiment, since the head protection portion B is wound toward the occupant side a plurality of times (in this case, five times) (third step), when the airbag 3 is deployed, this head The part protection part B is deployed so as to roll along the side wall of the vehicle body. Therefore, the deployment of the head protection portion B is smoothly performed without being obstructed by interference with the interior parts and the like of the vehicle body side wall.
【００４０】また、ロール状に巻き取られた頭部保護部
Ｂが、胸部保護部Ａの内部へ押し込まれた状態になって
いるため（第４工程）、ロール状に巻き取られた頭部保
護部Ｂは、胸部保護部Ａからすばやく押し出され、前記
のような展開が可能な状態になる。Further, since the head protection portion B wound up in a roll shape is pushed into the inside of the chest protection portion A (fourth step), the head portion wound up in a roll shape is obtained. The protection part B is quickly pushed out of the chest protection part A, and becomes ready for deployment as described above.
【００４１】更に、胸部保護部Ａの頭部保護部Ｂ側部分
が、ロール状の頭部保護部Ｂごと、胸部保護部Ａの内部
へ更に押し込まれているため、胸部保護部Ａが乗員と車
体側壁との間の狭いスペースにすばやく展開することが
できる。すなわち、内部への押し込み構造は、押し込ま
れたものがそのままダイレクトに押し出されるため、展
開スピードが非常に速い。従って、乗員と車体側壁との
間のスペースが狭くても、車両側突時の初期において、
胸部保護部Ａをすばやく展開させ、乗員の胸部を確実に
保護することができる。Further, since the portion of the chest protection portion A on the side of the head protection portion B is further pushed into the inside of the chest protection portion A together with the roll-shaped head protection portion B, the chest protection portion A is in contact with the occupant. It can be quickly deployed in a narrow space between the vehicle body side wall. That is, in the structure for pushing into the inside, the pushed-in structure is directly pushed out as it is, so that the deployment speed is very high. Therefore, even if the space between the occupant and the side wall of the vehicle body is narrow, in the initial stage of the vehicle side collision,
The chest protector A can be quickly deployed to reliably protect the occupant's chest.
【００４２】図１１〜図１３は、この発明の第２実施形
態を示す図である。以下、ロール状の頭部保護部Ｂを胸
部保護部Ａ内に押し込む第４の工程まで、第１実施形態
と同様な仕方で済んでいるものとして説明を行う。FIGS. 11 to 13 show a second embodiment of the present invention. Hereinafter, a description will be given assuming that the same procedure as in the first embodiment has been completed up to the fourth step of pushing the roll-shaped head protection section B into the chest protection section A.
【００４３】第５の工程として、図１１に示すように、
上側角部１１と下側角部１２とを、それぞれ折り返し線
Ｌ6 、Ｌ7 から乗員側へ折り返す。As a fifth step, as shown in FIG.
The upper corner 11 and the lower corner 12 are folded back from the folding lines L6 and L7 to the occupant side.
【００４４】第６の工程として、図１２に示すように、
第５工程を経た胸部保護部Ａを、５本の巻き取り線Ｌ8
を基準に５回乗員側へ向けて巻き取りロール状にする。As a sixth step, as shown in FIG.
After the fifth step, the chest protector A is replaced with five winding lines L8.
5 times toward the occupant side to form a winding roll.
【００４５】以上の工程により、図１３に示すエアバッ
グ３の最終折りたたみ状態が得られる。Through the above steps, the final folded state of the airbag 3 shown in FIG. 13 is obtained.
【００４６】この第２の実施形態によれば、第１の実施
形態と同様に、ロール状に巻き取られた頭部保護部Ｂを
胸部保護部Ａの内部へ押し込み、その後、更に、ロール
状に巻かれた頭部保護部Ｂが内部に押し込まれた状態の
胸部保護部Ａも、乗員側へ向けて複数回巻き取っている
ので、エアバッグ３の最終的な折りたたみサイズが第１
実施形態の場合よりも小さくなる。従って、収納スペー
スが小さいシートバックへの設置に好適である。According to the second embodiment, similarly to the first embodiment, the head protecting portion B wound into a roll is pushed into the chest protecting portion A, and then the roll protecting portion B is further rolled. The chest protection part A in the state where the head protection part B wound on the airbag 3 is pressed inward is also wound up plural times toward the occupant side, so that the final folded size of the airbag 3 is the first size.
It is smaller than in the embodiment. Therefore, it is suitable for installation in a seat back having a small storage space.
【図１】この発明の第１実施形態に係るエアバッグ装置
を示す側面図である。FIG. 1 is a side view showing an airbag device according to a first embodiment of the present invention.
【図２】折りたたみ方の第１工程を示すエアバッグの側
面図である。FIG. 2 is a side view of the airbag showing a first step of folding.
【図３】折りたたみ方の第２工程を示すエアバッグの側
面図である。FIG. 3 is a side view of the airbag showing a second step of folding.
【図４】折りたたみ方の第３工程を示すエアバッグの側
面図である。FIG. 4 is a side view of the airbag showing a third step of folding.
【図５】折りたたみ方の第４工程を示すエアバッグの側
面図である。FIG. 5 is a side view of the airbag showing a fourth step of folding.
【図６】図５中矢示ＶＩ−ＶＩ線に沿う断面図である。FIG. 6 is a sectional view taken along the line VI-VI shown in FIG.
【図７】折りたたみ方の第５工程を示すエアバッグの側
面図である。FIG. 7 is a side view of the airbag showing a fifth step of folding.
【図８】折りたたみ方の第６工程を示すエアバッグの側
面図である。FIG. 8 is a side view of the airbag showing a sixth step of folding.
【図９】折りたたみ方の第７工程を示すエアバッグの側
面図である。FIG. 9 is a side view of the airbag showing a seventh step of folding.
【図１０】エアバッグの最終折りたたみ状態を示す側面
図である。FIG. 10 is a side view showing a final folded state of the airbag.
【図１１】この発明の第２実施形態に係る折りたたみ方
の第５工程を示すエアバッグの側面図である。FIG. 11 is a side view of the airbag showing a fifth step of folding according to the second embodiment of the present invention.
【図１２】折りたたみ方の第６工程を示すエアバッグの
側面図である。FIG. 12 is a side view of the airbag showing a sixth step of folding.
【図１３】エアバッグの最終折りたたみ状態を示す側面
図である。FIG. 13 is a side view showing a final folded state of the airbag.
３ エアバッグ ５ 隔壁布 Ａ 胸部保護部 Ｂ 頭部保護部 Ｃ 胸部保護部の一部 Ｓａ 胸部保護部の保護面 Ｓｂ 頭部保護部の保護面 Reference Signs List 3 air bag 5 partition cloth A chest protection part B head protection part C part of chest protection part Sa protection face of chest protection part Sb protection face of head protection part
Claims (6)
保護面を備えた胸部保護部及び頭部保護部を有する展開
外形略Ｌ形のエアバッグの折りたたみ構造であって、前
記頭部保護部をその前記保護面を内側にして複数回巻
き、この頭部保護部を前記胸部保護部の内部へ押し込ん
だことを特徴とするエアバッグの折りたたみ構造。1. A folded structure of an airbag having a substantially L-shaped deployed outer shape having a chest protection portion and a head protection portion provided with protection surfaces for chest protection and head protection during deployment. A folding structure for an airbag, wherein a protection part is wound a plurality of times with the protection surface inside, and the head protection part is pushed into the chest protection part.
み構造であって、前記胸部保護部をその前記保護面を内
側にして複数回巻いたことを特徴とするエアバッグの折
りたたみ構造。2. The airbag folding structure according to claim 1, wherein the chest protection portion is wound a plurality of times with the protection surface inside.
み構造であって、前記頭部保護部と連結する前記胸部保
護部の一部を該胸部保護部の内部へ押し込んだことを特
徴とするエアバッグの折りたたみ構造。3. The folding structure for an airbag according to claim 1, wherein a part of the chest protection portion connected to the head protection portion is pushed into the chest protection portion. Airbag folding structure.
保護面を備えた胸部保護部及び頭部保護部を有する展開
外形略Ｌ形のエアバッグの折りたたみ方法であって、前
記頭部保護部をその前記保護面を内側にして複数回巻
き、この頭部保護部を前記胸部保護部の内部へ押し込む
ことを特徴とするエアバッグの折りたたみ方法。4. A method for folding an airbag having a deployed outer shape substantially L-shaped having a chest protection portion and a head protection portion provided with protection surfaces for protecting the chest and the head during deployment. A method of folding an airbag, comprising: wrapping a protective part a plurality of times with the protective surface inside, and pressing the head protective part into the chest protective part.
み方法であって、更に、前記胸部保護部をその前記保護
面を内側にして複数回巻くことを特徴とするエアバッグ
の折りたたみ方法。5. The method of folding an airbag according to claim 4, further comprising: wrapping the chest protection portion a plurality of times with the protection surface inside.
み方法であって、更に、前記頭部保護部と連結する前記
胸部保護部の一部を該胸部保護部の内部へ押し込むこと
を特徴とするエアバッグの折りたたみ方法。6. The method for folding an airbag according to claim 4, further comprising: pushing a part of the chest protection portion connected to the head protection portion into the inside of the chest protection portion. How to fold an airbag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26677698A JP3551784B2 (en) | 1997-09-19 | 1998-09-21 | Airbag folding structure and method |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25563097 | 1997-09-19 | ||
| JP9-255630 | 1997-09-19 | ||
| JP26677698A JP3551784B2 (en) | 1997-09-19 | 1998-09-21 | Airbag folding structure and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11152004A true JPH11152004A (en) | 1999-06-08 |
| JP3551784B2 JP3551784B2 (en) | 2004-08-11 |
Family
ID=26542325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP26677698A Expired - Fee Related JP3551784B2 (en) | 1997-09-19 | 1998-09-21 | Airbag folding structure and method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3551784B2 (en) |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001171468A (en) * | 1999-12-13 | 2001-06-26 | Toyoda Gosei Co Ltd | Side air bag device |
| JP2006321327A (en) * | 2005-05-18 | 2006-11-30 | Fuji Heavy Ind Ltd | Side airbag device and method for folding the airbag |
| US7147247B2 (en) | 2001-12-10 | 2006-12-12 | Toyota Jidosha Kabushiki Kaisha | Occupant knee protection system for vehicle and inflating and deploying method |
| US7168736B2 (en) | 2001-06-08 | 2007-01-30 | Toyoda Gosei Co., Ltd. | Side air bag device |
| JP2007216821A (en) * | 2006-02-16 | 2007-08-30 | Nippon Plast Co Ltd | Side airbag |
| WO2010053088A1 (en) * | 2008-11-04 | 2010-05-14 | オートリブ ディベロップメント エービー | Side airbag device and side airbag manufacturing method |
| JP2010520837A (en) * | 2007-03-14 | 2010-06-17 | タカタ・ペトリ アーゲー | Folding airbag for automobile |
| JP2012136155A (en) * | 2010-12-27 | 2012-07-19 | Honda Motor Co Ltd | Side airbag and side airbag device |
| US8684401B2 (en) | 2011-09-28 | 2014-04-01 | Toyoda Gosei Co., Ltd. | Side airbag apparatus |
| WO2015075984A1 (en) * | 2013-11-21 | 2015-05-28 | トヨタ自動車株式会社 | Vehicle side airbag device |
| JP2015134565A (en) * | 2014-01-17 | 2015-07-27 | タカタ株式会社 | Pedestrian airbag device and automobile |
| JP2015143086A (en) * | 2013-12-26 | 2015-08-06 | 豊田合成株式会社 | Side air-bag device |
| JP2016533303A (en) * | 2013-08-28 | 2016-10-27 | オートリブ ディベロップメント エービー | How to package an airbag |
| JP2017052421A (en) * | 2015-09-10 | 2017-03-16 | オートリブ ディベロップメント エービー | Vehicular airbag structure and vehicular side airbag |
| US9975519B2 (en) | 2014-04-30 | 2018-05-22 | Autoliv Development Ab | Side airbag apparatus for vehicle |
| WO2024018877A1 (en) * | 2022-07-21 | 2024-01-25 | オートリブ ディベロップメント エービー | Airbag device and method for manufacturing airbag device |
| JP2024030436A (en) * | 2022-08-24 | 2024-03-07 | オートリブ ディベロップメント エービー | Airbag device manufacturing method and airbag device |
-
1998
- 1998-09-21 JP JP26677698A patent/JP3551784B2/en not_active Expired - Fee Related
Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001171468A (en) * | 1999-12-13 | 2001-06-26 | Toyoda Gosei Co Ltd | Side air bag device |
| US7168736B2 (en) | 2001-06-08 | 2007-01-30 | Toyoda Gosei Co., Ltd. | Side air bag device |
| US7147247B2 (en) | 2001-12-10 | 2006-12-12 | Toyota Jidosha Kabushiki Kaisha | Occupant knee protection system for vehicle and inflating and deploying method |
| USRE42364E1 (en) | 2001-12-10 | 2011-05-17 | Toyota Jidosha Kabushiki Kaisha | Occupant knee protection system for vehicle and inflating and deploying method |
| JP2006321327A (en) * | 2005-05-18 | 2006-11-30 | Fuji Heavy Ind Ltd | Side airbag device and method for folding the airbag |
| JP2007216821A (en) * | 2006-02-16 | 2007-08-30 | Nippon Plast Co Ltd | Side airbag |
| US8777256B2 (en) | 2007-03-14 | 2014-07-15 | Takata AG | Folded airbag for a motor vehicle |
| JP2010520837A (en) * | 2007-03-14 | 2010-06-17 | タカタ・ペトリ アーゲー | Folding airbag for automobile |
| WO2010053088A1 (en) * | 2008-11-04 | 2010-05-14 | オートリブ ディベロップメント エービー | Side airbag device and side airbag manufacturing method |
| JP5312474B2 (en) * | 2008-11-04 | 2013-10-09 | オートリブ ディベロップメント エービー | Side airbag device and method for manufacturing side airbag device |
| JP2012136155A (en) * | 2010-12-27 | 2012-07-19 | Honda Motor Co Ltd | Side airbag and side airbag device |
| US8684401B2 (en) | 2011-09-28 | 2014-04-01 | Toyoda Gosei Co., Ltd. | Side airbag apparatus |
| JP2016533303A (en) * | 2013-08-28 | 2016-10-27 | オートリブ ディベロップメント エービー | How to package an airbag |
| WO2015075984A1 (en) * | 2013-11-21 | 2015-05-28 | トヨタ自動車株式会社 | Vehicle side airbag device |
| JPWO2015075984A1 (en) * | 2013-11-21 | 2017-03-16 | トヨタ自動車株式会社 | Side airbag device for vehicle |
| JP2015143086A (en) * | 2013-12-26 | 2015-08-06 | 豊田合成株式会社 | Side air-bag device |
| US9120457B2 (en) | 2013-12-26 | 2015-09-01 | Toyoda Gosei Co., Ltd. | Side airbag apparatus |
| JP2015134565A (en) * | 2014-01-17 | 2015-07-27 | タカタ株式会社 | Pedestrian airbag device and automobile |
| US9975519B2 (en) | 2014-04-30 | 2018-05-22 | Autoliv Development Ab | Side airbag apparatus for vehicle |
| JP2017052421A (en) * | 2015-09-10 | 2017-03-16 | オートリブ ディベロップメント エービー | Vehicular airbag structure and vehicular side airbag |
| WO2024018877A1 (en) * | 2022-07-21 | 2024-01-25 | オートリブ ディベロップメント エービー | Airbag device and method for manufacturing airbag device |
| JPWO2024018877A1 (en) * | 2022-07-21 | 2024-01-25 | ||
| JP2024030436A (en) * | 2022-08-24 | 2024-03-07 | オートリブ ディベロップメント エービー | Airbag device manufacturing method and airbag device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3551784B2 (en) | 2004-08-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100301742B1 (en) | Structure and method for folding air bag | |
| JP3551784B2 (en) | Airbag folding structure and method | |
| JP6356788B2 (en) | Side airbag device for vehicle | |
| KR100225210B1 (en) | Airbag device for passenger seat and bag folding method applied thereto | |
| JP4449452B2 (en) | Crew protection device | |
| JP5848091B2 (en) | Side airbag device | |
| EP1336537B1 (en) | Passenger leg protection apparatus | |
| JP6825921B2 (en) | Manufacturing method of curtain airbags, curtain airbag devices and curtain airbag devices | |
| JP6670865B2 (en) | Occupant protection device | |
| JP5024251B2 (en) | Side airbag device | |
| JP4123048B2 (en) | Head protection airbag device | |
| JP2004249838A (en) | Airbag device for vehicles | |
| WO2010053088A1 (en) | Side airbag device and side airbag manufacturing method | |
| JP4037005B2 (en) | Side airbag device | |
| JP2004231026A (en) | Air bag | |
| JP2005186888A (en) | Knee airbag device for vehicle | |
| JP3331909B2 (en) | Chest head integrated airbag device | |
| JPH09136598A (en) | Chest head integrated airbag device | |
| JPH08142790A (en) | Airbag device for side impact | |
| JP2017081307A (en) | Side airbag device | |
| JP6367780B2 (en) | Side airbag device and manufacturing method thereof | |
| JP3487248B2 (en) | Airbag device | |
| JP2007076448A (en) | Airbag device of automobile | |
| JP3508343B2 (en) | Chest head integrated airbag device | |
| JPH0687393A (en) | Air bag device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20040106 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20040120 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20040406 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20040419 |
|
| R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20090514 Year of fee payment: 5 |
|
| LAPS | Cancellation because of no payment of annual fees |