JPH0455148A - Air bag device - Google Patents
Air bag deviceInfo
- Publication number
- JPH0455148A JPH0455148A JP2163659A JP16365990A JPH0455148A JP H0455148 A JPH0455148 A JP H0455148A JP 2163659 A JP2163659 A JP 2163659A JP 16365990 A JP16365990 A JP 16365990A JP H0455148 A JPH0455148 A JP H0455148A
- Authority
- JP
- Japan
- Prior art keywords
- cover member
- base plate
- fixed
- cover
- reinforcing plate
- 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.)
- Pending
Links
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 21
- 230000002093 peripheral effect Effects 0.000 claims abstract description 11
- 230000002787 reinforcement Effects 0.000 claims description 2
- 238000005452 bending Methods 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、車両等の衝突の際に乗員を保護するエアバッ
グ装置に関し、更に詳細に説明すると、ベースプレート
に固着されたガス発生器と、該ガス発生器よりのガスが
流入するガス注入口を有し、前記ベースプレートに固着
されたエアバッグ本体と、前記エアバッグ本体を収納状
態で被覆し、前記ベースプレートの端部に外周縁が固着
されたカバー部材とを備えるエアバッグ装置に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an airbag device that protects occupants in the event of a collision of a vehicle, etc. More specifically, it includes a gas generator fixed to a base plate, The airbag has a gas inlet into which gas from the gas generator flows, covers an airbag main body fixed to the base plate, covers the airbag main body in a stored state, and has an outer peripheral edge fixed to an end of the base plate. The present invention relates to an airbag device including a cover member.
従来より、車両等の乗員の保護装置としてエアバッグ装
置が知られている。この保護装置としては、特公昭５６
−４３８９０号公報や、実開昭６１１８５６４２号公報
等が存在する。2. Description of the Related Art Airbag devices have been known as protection devices for occupants of vehicles and the like. As this protective device,
-43890, Japanese Utility Model Application Publication No. 61185642, etc. exist.
第５図及び第６図に示す如く、インストルメントイマネ
ルやステアリング等の固定側に取付けられたベースプレ
ート１にガス発生器２が固着され、ガス注入口４を有す
るエアバッグ本体３がリテーナ５を介してリベット６ま
たはボルト等により固着され、所定の条件のもとてガス
発生器が作動した場合にガスが瞬間的にエアバッグ本体
３内に流入し、エアバッグ本体３が瞬時に膨出するよう
になされている。As shown in FIGS. 5 and 6, a gas generator 2 is fixed to a base plate 1 attached to a stationary side of an instrument panel, a steering wheel, etc., and an airbag body 3 having a gas inlet 4 is connected to a retainer 5. When the gas generator is activated under predetermined conditions, gas instantly flows into the airbag body 3 and the airbag body 3 instantly inflates. It is done like this.
前記エアバッグ本体３ば折畳んだ状態で、合成樹脂製の
カバー部材７により被覆され、位置規制され、車両等の
インストルメントパネル側の部品等にエアバッグ本体３
が当接しないようになされている。In the folded state, the airbag body 3 is covered with a cover member 7 made of synthetic resin, its position is regulated, and the airbag body 3 is attached to a component on the instrument panel side of a vehicle or the like.
This is done so that they do not come into contact with each other.
前記カバー部材７の外周縁７ａがベースプレート１の端
部１ａにリベット８またはボルト等により固着されてい
る。そして前記エアバッグ本体３の膨出時にカバー部材
７の上面に形成された薄肉部７ｂが破断し、エアバッグ
本体３が前方に膨出するようになされている。The outer peripheral edge 7a of the cover member 7 is fixed to the end portion 1a of the base plate 1 with a rivet 8, a bolt, or the like. When the airbag main body 3 is inflated, the thin portion 7b formed on the upper surface of the cover member 7 is broken, and the airbag main body 3 is inflated forward.
然し乍ら、従来のエアバッグ装置において、エアバッグ
本体３が膨出する際にカバー部材７に大きな圧力が加え
られ、カバー部材７の上面の薄肉部７ｂの破断と共に、
カバー部材７の外周縁７ａがリベット８を中心に破損し
、カバー部材７が飛散する虞れを有していた。このため
特開平１−１０９１／１６号公報に開示されている如く
、エアバッグカバーの外周縁下端に突部を形成してカバ
ー部材の抜は出し防止を図っているが十分な抜は出し防
止効果が得られず、更に何らかの手段を設けなければな
らないものであった。However, in the conventional airbag device, when the airbag main body 3 inflates, a large pressure is applied to the cover member 7, and the thin part 7b on the upper surface of the cover member 7 breaks, and
There was a risk that the outer peripheral edge 7a of the cover member 7 would be damaged around the rivet 8, and the cover member 7 would be scattered. For this reason, as disclosed in Japanese Unexamined Patent Publication No. 1-1091/16, a protrusion is formed at the lower end of the outer periphery of the airbag cover to prevent the cover member from being pulled out, but this is not enough to prevent the cover member from being pulled out. It was not effective, and some other measure had to be taken.
本発明の目的は、エアバッグ本体の膨出時にカバー部材
の外周縁がベースプレートから抜は出す虞れがなく、ま
たリベット止め箇所を増大する必要がなく、作業能率を
著しく向−］−させることができ、また著しく安全性に
優れたエアバッグ装置を提供するものである。An object of the present invention is to significantly improve work efficiency by eliminating the risk of the outer peripheral edge of the cover member coming out from the base plate when the airbag body is inflated, and by eliminating the need to increase the number of riveting points. The present invention provides an airbag device that is capable of providing safety and is extremely safe.
本発明は上述せる課題に鑑みてなされたもので、ベース
プレートに固着されたガス発生器と、該ガス発生器より
のガスが流入するガス注入口を有し、前記ベースプレー
トに固着されたエアバッグ本体と、前記エアバッグ本体
を収納状態で被覆し、前記ベースプレートの端部に外周
縁が固着されたカバー部材とを備えるエアバッグ装置に
おいて、前記カバー部材の外周縁の下端部に突部が形成
され、前記ベースプレートの下端部とカバー部材の下端
部との形状に対応させて屈折形成された補強プレートの
一端が前記ベースプレートの下端部側に、他端がカバー
部材の下端部側に夫々固着されていることを特徴とする
。The present invention has been made in view of the above-mentioned problems, and includes a gas generator fixed to a base plate, a gas inlet into which gas from the gas generator flows, and an airbag body fixed to the base plate. and a cover member that covers the airbag body in a stored state and has an outer periphery fixed to an end of the base plate, wherein a protrusion is formed at a lower end of the outer periphery of the cover member. , one end of a reinforcing plate bent to correspond to the shapes of the lower end of the base plate and the lower end of the cover member is fixed to the lower end of the base plate, and the other end is fixed to the lower end of the cover member. It is characterized by the presence of
本発明に依れば、ベースプレートの下端部の形状と、カ
バー部材の外周縁の下端部に形成された突部の形状に対
応させて補強プレートが屈折形成され、この補強プレー
トの両端がベースプレート及びカバー部材の下端部側に
固着されているので、カバー部材の外周縁の下端に加え
られる荷重が分散され、カバー部材の外周縁の下端が破
損したり、カバー部材が固着部より脱落する虞れがない
ものである。According to the present invention, the reinforcing plate is bent to correspond to the shape of the lower end of the base plate and the shape of the protrusion formed at the lower end of the outer peripheral edge of the cover member, and both ends of the reinforcing plate are connected to the base plate. Since it is fixed to the lower end side of the cover member, the load applied to the lower end of the outer periphery of the cover member is dispersed, and there is a risk that the lower end of the outer periphery of the cover member may be damaged or the cover member may fall off from the fixed part. There is no such thing.
以下本発明に係るエアバッグ装置を図面を参照して詳述
する。The airbag device according to the present invention will be described in detail below with reference to the drawings.
第１図乃至第３図には本発明に係るエアバッグ装置の一
実施例が夫々示されており、エアバッグ装置１１はベー
スプレート１３の取付けられる固定側をインストルメン
トパネル側またはステアリング側とすることができる。1 to 3 show one embodiment of the airbag device according to the present invention, and the fixed side of the airbag device 11 to which the base plate 13 is attached is the instrument panel side or the steering side. I can do it.
エアバッグ装Ｗ１１は第５図に示すと同様に、ベースプ
レート１３にボルト、ナツト等の固着手段により固定さ
れたガス発生器と、このガス発生器よりのガスが流入す
るガス注入口を有するエアバッグ本体（図示せず）とを
備えている。As shown in FIG. 5, the airbag device W11 is an airbag having a gas generator fixed to the base plate 13 by fixing means such as bolts and nuts, and a gas inlet into which gas from the gas generator flows. A main body (not shown) is provided.
前記エアバッグ本体は折畳んだ状態でカバー部材１５に
より被覆されている。カバー部材１５はベースプレート
１３に複数のリベット１７等により固着された上部及び
下部が開放された例えば合成樹脂製のカバー基部１５ａ
と、該カバー基部１５ａの上部開放部１８の外周縁に沿
って、高周波溶着、または接着等により固着された前記
カバー基部１５ａより強度の小さい合成樹脂製のカバー
上部１５ｂとを備えている。The airbag body is covered with a cover member 15 in a folded state. The cover member 15 is a cover base 15a made of, for example, synthetic resin, which is fixed to the base plate 13 by a plurality of rivets 17 and has open upper and lower parts.
and a cover upper part 15b made of a synthetic resin having a lower strength than the cover base 15a and fixed by high frequency welding, adhesive, etc. along the outer periphery of the upper open part 18 of the cover base 15a.
尚カバー部材１５はカバー基部１５ａとカバー上部１．
５ ｂとから形成されるものに限定されるものではなく
、カバー基部１５ａとカバー上部１５ｂとを一体に形成
したものであってもよく、要はカバー上部１５ｂが容易
に破断し得るものであればよい。The cover member 15 has a cover base 15a and a cover upper part 1.
5b, but may be formed by integrally forming the cover base 15a and the cover upper part 15b, in short, as long as the cover upper part 15b can be easily broken. Bye.
前記カバー部材１５のカバー基部１５ａの下端部に突部
２１が形成されている。尚本実施例では突部２１は外方
に突出形成されているが内方に突出形成し、この突部を
ベースプレート１３の下端部１３ａ側に形成゛した凹部
や穴に嵌合させるようにしてもよい。A protrusion 21 is formed at the lower end of the cover base 15a of the cover member 15. In this embodiment, the protrusion 21 is formed to protrude outward, but it is formed to protrude inward, and this protrusion is fitted into a recess or hole formed on the lower end 13a side of the base plate 13. Good too.
ベースプレート１３の下端部１３ａ内側には補強プレー
ト２３の一端２３ａが溶接等により固着され、この補強
プレート２３がベースプレート１３の下端部１３ａとカ
バー部材１５の下端部の突部２１の形状に対応させてプ
レス等により屈折形成され、この補強プレート２３の他
端２３ｂがカバー部材１５をベースプレート１３に固着
する際のリベット１７により一体に固着されている。尚
第４図に示す如（、補強プレート２３の一端２３ａを上
方に延設し、補強プレート２３の両端２３ａ。One end 23a of a reinforcing plate 23 is fixed to the inside of the lower end 13a of the base plate 13 by welding or the like. The reinforcing plate 23 is bent and formed by pressing or the like, and the other end 23b of the reinforcing plate 23 is fixed integrally with a rivet 17 used when fixing the cover member 15 to the base plate 13. As shown in FIG. 4, one end 23a of the reinforcing plate 23 is extended upward, and both ends 23a of the reinforcing plate 23 are connected to each other.
２３ｂをリベット１７止めしてもよい。符号２５は補強
プレート２３に形成されたリベット１７止め用の穴、２
７．２９はベースプレート１３及びカバー部材１５に夫
々形成されたリベット１７止め用の穴である。 従って
、エアバッグ本体の膨出時にカバー部材１５のカバー基
部１５ａに加えられる荷重は補強プレート２３により分
散される。23b may be fixed with rivets 17. Reference numeral 25 indicates a hole for fixing the rivet 17 formed in the reinforcing plate 23;
7.29 are holes for fixing rivets 17 formed in the base plate 13 and cover member 15, respectively. Therefore, the load applied to the cover base 15a of the cover member 15 when the airbag body is inflated is dispersed by the reinforcing plate 23.
即ちカバー部材１５の下端部に形成された突部２１の上
端２１ａが補強プレート２３の屈折部２３ｃに係止され
、またカバー部材１５が補強プレート２３により挟持さ
れているのでリベット１７用の穴２９を中心とする集中
荷重を防止でき、カバー部材１５が破損したり脱落する
虞れがないものである。That is, the upper end 21a of the protrusion 21 formed at the lower end of the cover member 15 is locked to the bent part 23c of the reinforcing plate 23, and since the cover member 15 is held between the reinforcing plates 23, the hole 29 for the rivet 17 is closed. It is possible to prevent a concentrated load centered on the cover member 15, and there is no risk that the cover member 15 will be damaged or fall off.
以上が本発明に係るエアバッグ装置の一実施例の構成で
あるが、斯る構成に依れば、ベースプレートの下端部の
形状と、カバー部材の外周縁の下端部に形成された突部
の形状に対応させて補強プレートが屈折形成され、この
補強プレートの両端がベースプレート及びカバー部材の
下端部側に固着されているので、カバー部材の外周縁の
下端に加えられる荷重が分散され、カバー部材の外周縁
の下端が破損したり、カバー部材が固着部より脱落する
虞れがなく、またリベット止め箇所を増大する必要がな
く、作業能率を著しく向上させることができ、また著し
く安全性に優れたエアバッグ装置を得ることができる。The above is the configuration of one embodiment of the airbag device according to the present invention. According to this configuration, the shape of the lower end of the base plate and the protrusion formed at the lower end of the outer periphery of the cover member are The reinforcing plate is bent to match the shape, and both ends of the reinforcing plate are fixed to the base plate and the lower end of the cover member, so the load applied to the lower end of the outer periphery of the cover member is dispersed, There is no risk of the lower end of the outer periphery being damaged or the cover member falling off from the fixed part, and there is no need to increase the number of riveted parts, so work efficiency can be significantly improved, and it is also extremely safe. Thus, an airbag device can be obtained.
第１図乃至第３図は本発明に係るエアバッグ装置の一実
施例の概略を夫々示すもので、第１図はへスプレートの
斜視図、第２図は取付状態の一部断面図、第３図は補強
プレートの屈折前の状態の断面図、第４図は本発明の変
形例を示す取付状態の一部断面図、第５図及び第６図は
夫々従来のエアバッグ装置を示すもので、第５図は断面
図、第６図は取付状態の一部断面図である。
図中、１１・・・エアバッグ装置、１３・・・ベースプ
レート、１５・・・カバー部材、１５ａ・・・カバー基
部、１５ｂ・・・カバー上部、１７・・・リベット、２
１・・・突部、２１ａ・・・上端、２３・・・補強プレ
ート、２３ａ・・・一端、２３ｂ・・・他端、２３ｃ・
・・屈折部、２５゜２７．２９・・・穴。
ミＣｏ？1 to 3 schematically show an embodiment of an airbag device according to the present invention, in which FIG. 1 is a perspective view of a hesp plate, FIG. 2 is a partially sectional view of an installed state, and FIG. Fig. 3 is a sectional view of the reinforcing plate before bending, Fig. 4 is a partial sectional view of the installed state showing a modification of the present invention, and Figs. 5 and 6 each show a conventional airbag device. FIG. 5 is a sectional view, and FIG. 6 is a partial sectional view of the installed state. In the figure, 11... Air bag device, 13... Base plate, 15... Cover member, 15a... Cover base, 15b... Cover upper part, 17... Rivet, 2
DESCRIPTION OF SYMBOLS 1... Protrusion, 21a... Upper end, 23... Reinforcement plate, 23a... One end, 23b... Other end, 23c...
...Bending part, 25°27.29...hole. Mi Co?
Claims (1)
ス発生器よりのガスが流入するガス注入口を有し、前記
ベースプレートに固着されたエアバッグ本体と、前記エ
アバッグ本体を収納状態で被覆し、前記ベースプレート
の端部に外周縁が固着されたカバー部材とを備えるエア
バッグ装置において、前記カバー部材の外周縁の下端部
に突部が形成され、前記ベースプレートの下端部とカバ
ー部材の下端部との形状に対応させて屈折形成された補
強プレートの一端が前記ベースプレートの下端部側に、
他端がカバー部材の下端部側に夫々固着されていること
を特徴とするエアバッグ装置。(1) It has a gas generator fixed to a base plate and a gas inlet into which gas from the gas generator flows, and covers the airbag main body fixed to the base plate and the airbag main body in a stored state. and a cover member having an outer peripheral edge fixed to an end of the base plate, wherein a protrusion is formed at a lower end of the outer peripheral edge of the cover member, and a protrusion is formed at a lower end of the outer peripheral edge of the base plate and a lower end of the cover member. One end of the reinforcing plate is bent to correspond to the shape of the base plate, and one end of the reinforcement plate is bent to correspond to the shape of the base plate.
An airbag device characterized in that the other ends are respectively fixed to the lower end side of the cover member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2163659A JPH0455148A (en) | 1990-06-21 | 1990-06-21 | Air bag device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2163659A JPH0455148A (en) | 1990-06-21 | 1990-06-21 | Air bag device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0455148A true JPH0455148A (en) | 1992-02-21 |
Family
ID=15778144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2163659A Pending JPH0455148A (en) | 1990-06-21 | 1990-06-21 | Air bag device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0455148A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH061018U (en) * | 1992-06-22 | 1994-01-11 | 日本プラスト株式会社 | Airbag device |
| JPH06144139A (en) * | 1992-10-29 | 1994-05-24 | Toyoda Gosei Co Ltd | Air bag device |
| US5520411A (en) * | 1995-03-23 | 1996-05-28 | Morton International, Inc. | Cover mounting for an airbag assembly |
| US5605347A (en) * | 1995-10-10 | 1997-02-25 | Takata, Inc. | Airbag module with simplified cushion attachment |
| US5658008A (en) * | 1994-07-19 | 1997-08-19 | Takata (Europe) Vehicle Safety Technology Gmbh | Airbag arrangement |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01109146A (en) * | 1987-10-21 | 1989-04-26 | Takata Kk | Structure for linking air bag cover to retainer |
| JPH01160756A (en) * | 1987-12-16 | 1989-06-23 | Takata Kk | Coupling structure between air-bag cover and retainer |
-
1990
- 1990-06-21 JP JP2163659A patent/JPH0455148A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01109146A (en) * | 1987-10-21 | 1989-04-26 | Takata Kk | Structure for linking air bag cover to retainer |
| JPH01160756A (en) * | 1987-12-16 | 1989-06-23 | Takata Kk | Coupling structure between air-bag cover and retainer |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH061018U (en) * | 1992-06-22 | 1994-01-11 | 日本プラスト株式会社 | Airbag device |
| JPH06144139A (en) * | 1992-10-29 | 1994-05-24 | Toyoda Gosei Co Ltd | Air bag device |
| US5658008A (en) * | 1994-07-19 | 1997-08-19 | Takata (Europe) Vehicle Safety Technology Gmbh | Airbag arrangement |
| US5762361A (en) * | 1994-07-19 | 1998-06-09 | Takata (Europe) Safety Technology Gmbh | Airbag arrangement |
| US5520411A (en) * | 1995-03-23 | 1996-05-28 | Morton International, Inc. | Cover mounting for an airbag assembly |
| US5605347A (en) * | 1995-10-10 | 1997-02-25 | Takata, Inc. | Airbag module with simplified cushion attachment |
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