JP3245934B2 - Airbag device for passenger seat - Google Patents

Airbag device for passenger seat

Info

Publication number
JP3245934B2
JP3245934B2 JP06218192A JP6218192A JP3245934B2 JP 3245934 B2 JP3245934 B2 JP 3245934B2 JP 06218192 A JP06218192 A JP 06218192A JP 6218192 A JP6218192 A JP 6218192A JP 3245934 B2 JP3245934 B2 JP 3245934B2
Authority
JP
Japan
Prior art keywords
airbag
container
passenger
airbag device
inner belt
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.)
Expired - Lifetime
Application number
JP06218192A
Other languages
Japanese (ja)
Other versions
JPH05262195A (en
Inventor
祐子 入谷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Takata Corp
Original Assignee
Takata Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Takata Corp filed Critical Takata Corp
Priority to JP06218192A priority Critical patent/JP3245934B2/en
Priority to KR1019920023997A priority patent/KR100260876B1/en
Priority to GB9304713A priority patent/GB2265118A/en
Priority to DE4308387A priority patent/DE4308387A1/de
Publication of JPH05262195A publication Critical patent/JPH05262195A/en
Application granted granted Critical
Publication of JP3245934B2 publication Critical patent/JP3245934B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/23—Inflatable members
    • B60R21/231—Inflatable members characterised by their shape, construction or spatial configuration
    • B60R21/233—Inflatable members characterised by their shape, construction or spatial configuration comprising a plurality of individual compartments; comprising two or more bag-like members, one within the other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
    • B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
    • B60R21/23—Inflatable members
    • B60R21/231—Inflatable members characterised by their shape, construction or spatial configuration
    • B60R21/2334—Expansion control features
    • B60R21/2346—Soft diffusers

Landscapes

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

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【０００１】[0001]

【産業上の利用分野】本発明は車両の衝突時にエアバッ
グを展開させて自動車の助手席の乗員を保護するための
助手席用エアバッグ装置に関する。詳しくはエアバッグ
を一旦、所望の展開形状を経過せしめてから最終的にエ
アバッグ本来の設計形状に展開させることができる助手
席用エアバッグ装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a passenger airbag device for protecting an occupant in a passenger seat of an automobile by deploying an airbag at the time of a vehicle collision. More specifically, the present invention relates to an airbag device for a passenger's seat that allows the airbag to have a desired deployed shape and then finally deployed to the original design shape of the airbag.

【０００２】[0002]

【従来の技術】助手席用エアバッグ装置は、車両の衝突
時にエアバッグを展開させて助手席乗員を保護するため
の装置であり、折り畳まれたエアバッグと、該エアバッ
グを保護するリテーナ又はコンテナと、該エアバッグを
覆うリッドと、該エアバッグを展開させるためのインフ
レータ（ガスジェネレータ）などを備えている。この助
手席用エアバッグ装置は、自動車のインストルメントパ
ネルに取り付けられる。2. Description of the Related Art A passenger airbag apparatus is an apparatus for protecting an occupant in a passenger seat by deploying an airbag at the time of a collision of a vehicle, and includes a folded airbag and a retainer or a retainer for protecting the airbag. A container, a lid for covering the airbag, an inflator (gas generator) for deploying the airbag, and the like are provided. This passenger airbag device is mounted on an instrument panel of a vehicle.

【０００３】従来の助手席用エアバッグ装置をその作動
と共に第１図を参照して説明する。エアバッグ１０は、
エアバッグ装置の作動前は、きちんと折り畳まれてコン
テナ１２内に収容されており、コンテナ１２の前面開口
はリッド１４で蓋をされている。自動車が衝突すると、
インフレータ１６が作動し、エアバッグ１０が展開を開
始する。リッド１４がエアバッグ１０に押されて図示の
ようにドアの如く開き出し、エアバッグ１０が車両室内
に大きく展開する。１８はインフレータ１６からのガス
をコンテナ１２内に導くための開口を示す。[0003] A conventional passenger airbag device and its operation will be described with reference to FIG. The airbag 10
Before the operation of the airbag device, the airbag device is properly folded and accommodated in the container 12, and a front opening of the container 12 is covered with a lid 14. When a car crashes,
The inflator 16 operates and the airbag 10 starts to deploy. The lid 14 is pushed by the airbag 10 and opens like a door as shown, and the airbag 10 is largely deployed in the vehicle compartment. Reference numeral 18 denotes an opening for guiding gas from the inflator 16 into the container 12.

【０００４】[0004]

【発明が解決しようとする課題】上記従来の助手席用エ
アバッグ装置においては、インフレータ１６から放出さ
れたガスがコンテナ１２の真直ぐ前方に向って直進する
傾向がある。このため、エアバッグ１０の展開過程にお
いて、エアバッグ１０は一旦、前方突出して、突き出た
形状となり、しかる後にエアバッグ１０本来の設計形状
に展開（膨満）することになる。In the above-described conventional passenger airbag device, the gas discharged from the inflator 16 tends to go straight ahead of the container 12. For this reason, in the process of deploying the airbag 10, the airbag 10 once protrudes forward and assumes a protruding shape, and then expands (inflates) to the original design shape of the airbag 10.

【０００５】本発明は、エアバッグが車両室内において
助手席乗員から見て一旦上下又は左右方向の所望の形状
にすばやく展開し、しかる後にバッグ本来の設計形状に
展開する助手席用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。The present invention provides an airbag device for a passenger seat, in which the airbag is quickly deployed in a desired shape in the up-down or left-right direction in the passenger compartment of the passenger seat, and then deployed to the original design shape of the bag. It is intended to provide.

【０００６】[0006]

【課題を解決するための手段】本発明の請求項１の助手
席用エアバッグ装置は、折り畳まれたエアバッグと、該
エアバッグを収容するコンテナと、該コンテナに設けら
れたエアバッグ展開用のインフレータと、該コンテナの
前面開口を被装しており、エアバッグが展開されるとき
には該エアバッグに押されて車両室内側へ開放されるリ
ッドと、を有する助手席用エアバッグ装置において、前
記エアバッグの内部に、インフレータからのガスをコン
テナ前方に対し交叉する方向に導くためのガス流れのガ
イド用インナーベルトを設けてなり、 該インナーベルト
は、該コンテナの該前面開口の一端から他端の間に架け
渡さ れており、且つ該一端から該他端までの長さよりも
大きな長さを有していることを特徴とするものである。According to a first aspect of the present invention, there is provided an airbag apparatus for a passenger seat, comprising: a folded airbag; a container for accommodating the airbag; inflator and, of the container of
A front opening, and a lid which is pushed by the airbag when the airbag is deployed and is opened to the vehicle interior side; It is provided gas flow guide inner belt for guiding the gas from the inflator in a direction intersecting to the container front, the inner belt
Is installed between one end and the other end of the front opening of the container.
Handed over and the length from the one end to the other end
It is characterized by having a large length .

【０００７】本発明の請求項２の助手席用エアバッグ装
置は、請求項１において、前記インナーベルトにはガス
通過用の開口が設けられていることを特徴とするもので
ある。In a second aspect of the present invention, there is provided an airbag device for a passenger seat according to the first aspect , wherein the inner belt is provided with an opening for gas passage.

【０００８】[0008]

【作用】かかる本発明の助手席用エアバッグ装置による
と、インフレータからのガスがインナーベルトによって
流れ方向を上下又は左右方向に変更され、エアバッグが
一旦上下又は左右方向の所望の形状にすばやく展開され
た後、バッグ本来の設計形状に展開するようになる。According to the air bag device for a passenger's seat of the working Such present invention, the change flow direction vertical or horizontal direction by the gas Guy N'naberuto from the inflator, quickly expand to the desired shape of the air bag is once vertical or horizontal direction After that, the bag is developed into the original design shape.

【０００９】[0009]

【実施例】以下、図面を参照して実施例について説明す
る。 Embodiments will be described below with reference to the drawings .

【００１０】第２図は本発明の実施例に係る助手席用エ
アバッグ装置を示すエアバッグ装置作動状態における斜
視図である。本実施例では、インナーベルト４０がガス
流れ方向の変更用のガイド部材として設けられている。
このインナーベルト４０は、コンテナ１２の前面開口の
一端（左端）１２ａから他端（右端）１２ｂの間に掛け
渡されており、且つ該一端１２ａから他端１２ｂまでの
長さよりも大きな長さを有している。このインナーベル
ト４０には、インフレータ１６からのガスを助手席乗員
から見て左右方向に吹き出させるための開口４２，４４
がそれぞれ複数個設けられている。[0010] Figure 2 is a perspective view of the airbag device operating state indicating a passenger airbag device according to the actual施例of the present invention. In this embodiment, Lee N'naberuto 40 is provided as a guide member for changing the gas flow direction.
The inner belt 40 is stretched between one end (left end) 12a and the other end (right end) 12b of the front opening of the container 12, and has a length larger than the length from the one end 12a to the other end 12b. Have. The inner belt 40 has openings 42 and 44 through which gas from the inflator 16 is blown out in the left-right direction when viewed from the passenger seat occupant.
Are provided in plurality.

【００１１】第２図のその他の構成は第１図と同様であ
り、同一部分は同一符号を示している。The other components in FIG. 2 are the same as those in FIG. 1, and the same parts are denoted by the same reference numerals.

【００１２】この第２図の助手席用エアバッグ装置にあ
っては、インフレータ１６からの噴出ガス流が、インナ
ーベルト４０に当って上下方向に流れ方向を変えられ、
エアバッグ１０を一旦上下方向にすばやく展開させ、エ
アバッグ１０の突出を防ぐことができる。なお、本実施
例では、開口４２，４４を設けているため、エアバッグ
１０は車両乗員から見て左右方向にも一旦展開するよう
になる。また、インナーベルトの取り付け方を第３図の
ごとくコンテナ１２の前面開口の一端（上端）１２ｃか
ら他端（下端）１２ｄの間に掛け渡し、ガスを左右方向
へ流す方法もある。In the passenger-seat airbag apparatus shown in FIG. 2, the flow of the gas ejected from the inflator 16 is changed in the vertical direction by hitting the inner belt 40.
The airbag 10 can be deployed quickly in the up-down direction once, and the protrusion of the airbag 10 can be prevented. In the present embodiment, since the openings 42 and 44 are provided, the airbag 10 is once deployed in the left-right direction when viewed from the vehicle occupant. Alternatively, as shown in FIG. 3, there is also a method in which the inner belt is attached between one end (upper end) 12c and the other end (lower end) 12d of the front opening of the container 12 to flow gas in the left-right direction.

【００１３】[0013]

【発明の効果】以上の通り、本発明の助手席用エアバッ
グ装置は、インフレータからのガスを車両乗員から見て
上下又は左右方向に案内するためのインナーベルトを設
けたものであり、エアバッグが車両乗員に向って突出し
てくることなく、車両乗員から見て上下又は左右方向に
一旦展開し、しかる後に最終的にエアバッグ本来の設計
形状に展開するようになる。したがって、エアバッグ展
開過程においてエアバッグが車両乗員に接触するおそれ
が少ない。As described above, according to the present invention, a passenger airbag apparatus of the present invention has provided Lee N'naberuto for guiding the gas from the inflator in a vertical or horizontal direction as viewed from the vehicle occupant, the air bag Does not protrude toward the vehicle occupant, but once expands vertically or horizontally as viewed from the vehicle occupant, and finally develops into the original design shape of the airbag. Therefore, there is little possibility that the airbag comes into contact with the vehicle occupant during the airbag deployment process.

【図面の簡単な説明】[Brief description of the drawings]

【図１】従来のエアバッグ装置の断面斜視図である。FIG. 1 is a sectional perspective view of a conventional airbag device.

【図２】本発明の実施例を示すエアバッグ装置の斜視図
である。FIG. 2 is a perspective view of an airbag device showing an embodiment of the present invention.

【図３】本発明の異なる態様を示すエアバッグ装置の斜
視図である。FIG. 3 is a perspective view of an airbag device showing a different embodiment of the present invention.

【符号の説明】[Explanation of symbols]

１０ エアバッグ １２ コンテナ １４ リッド １６ インフレータ ４ ０ インナーベルト ４２，４４ 開口 10 airbag 12 container 14 lid 16 inflationTa 4 0 Inner belt 42,44 opening

Claims (2)

(57)【特許請求の範囲】(57) [Claims] 【請求項１】 折り畳まれたエアバッグと、該エアバッ
グを収容するコンテナと、該コンテナに設けられたエア
バッグ展開用のインフレータと、該コンテナの前面開口
を被装しており、エアバッグが展開されるときには該エ
アバッグに押されて車両室内側へ開放されるリッドと、 を有する助手席用エアバッグ装置において、 前記エアバッグの内部に、インフレータからのガスをコ
ンテナ前方に対し交叉する方向に導くためのガス流れの
ガイド用インナーベルトを設けてなり、 該インナーベルトは、該コンテナの該前面開口の一端か
ら他端の間に架け渡されており、且つ該一端から該他端
までの長さよりも大きな長さを有している ことを特徴と
する助手席用エアバッグ装置。1. A folded airbag, and said airbag
Container for accommodating air, and air provided in the container.
Inflator for bag deployment and said containerFront opening
When the airbag is deployed.
A lid which is pushed by the airbag and is opened to the vehicle interior side.
Of the gas flow to guide the antenna
Guide inner belt providedBecome The inner belt is connected to one end of the front opening of the container.
From the other end, and from the one end to the other end
Has a length greater than Characterized by
Airbag device for passenger seats. 【請求項２】 請求項１において、前記インナーベルト
にはガス通過用の開口が設けられていることを特徴とす
る助手席用エアバッグ装置。2. The passenger airbag device according to claim 1 , wherein the inner belt is provided with an opening for gas passage.
JP06218192A 1992-03-18 1992-03-18 Airbag device for passenger seat Expired - Lifetime JP3245934B2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP06218192A JP3245934B2 (en) 1992-03-18 1992-03-18 Airbag device for passenger seat
KR1019920023997A KR100260876B1 (en) 1992-03-18 1992-12-11 Air bag system for passenger
GB9304713A GB2265118A (en) 1992-03-18 1993-03-08 Vehicle air bag.
DE4308387A DE4308387A1 (en) 1992-03-18 1993-03-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP06218192A JP3245934B2 (en) 1992-03-18 1992-03-18 Airbag device for passenger seat

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2001223340A Division JP3630121B2 (en) 2001-07-24 2001-07-24 Airbag device

Publications (2)

Publication Number Publication Date
JPH05262195A JPH05262195A (en) 1993-10-12
JP3245934B2 true JP3245934B2 (en) 2002-01-15

Family

ID=13192709

Family Applications (1)

Application Number Title Priority Date Filing Date
JP06218192A Expired - Lifetime JP3245934B2 (en) 1992-03-18 1992-03-18 Airbag device for passenger seat

Country Status (4)

Country Link
JP (1) JP3245934B2 (en)
KR (1) KR100260876B1 (en)
DE (1) DE4308387A1 (en)
GB (1) GB2265118A (en)

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KR100260876B1 (en) 2000-08-01
JPH05262195A (en) 1993-10-12
KR930019471A (en) 1993-10-18
GB9304713D0 (en) 1993-04-28
GB2265118A (en) 1993-09-22
DE4308387A1 (en) 1993-09-23

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