JP2006103670A5 - - Google Patents
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- Publication number
- JP2006103670A5 JP2006103670A5 JP2005259580A JP2005259580A JP2006103670A5 JP 2006103670 A5 JP2006103670 A5 JP 2006103670A5 JP 2005259580 A JP2005259580 A JP 2005259580A JP 2005259580 A JP2005259580 A JP 2005259580A JP 2006103670 A5 JP2006103670 A5 JP 2006103670A5
- Authority
- JP
- Japan
- Prior art keywords
- airbag
- side wall
- inflation
- base fabric
- shape
- 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.)
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- 239000004744 fabric Substances 0.000 claims 7
- 230000002093 peripheral Effects 0.000 claims 4
- 238000009958 sewing Methods 0.000 claims 1
Claims (1)
膨張完了時の前端側下面の左右方向の中央付近となる位置に、膨張用ガスを流入させるガス流入口を備えるとともに、膨張完了時における後部側となる位置に、助手席に着座した乗員と干渉可能とされる乗員保護部を備える構成の助手席用エアバッグにおいて、
前記エアバッグが、膨張完了時の形状を、前端側を頂部とした略四角錐形状とされて、左右両側で略前後方向に沿って配設される左側壁部及び右側壁部と、上下両側で略左右方向に沿って配設される上側壁部及び下側壁部と、乗員側で前記上側壁部と前記下側壁部とを連結するように略左右方向に沿って配設される後側壁部と、を備える構成とされ、
前記乗員保護部が、前記エアバッグの膨張完了時において、
左右方向に略沿って並設されるとともに、乗員の左右の肩部と干渉可能に、それぞれ後方側に突出するように配設される左右の肩拘束部と、
該肩拘束部間の上部から後部にかけて配設される凹部と、
を備えた構成とされ、
前記ガス流入口側における左右の前記肩拘束部を左右方向で連通させる連通部分が、膨張完了時の前記エアバッグにおける前記ガス流入口の中央を通る前後方向に沿った断面での開口面積を、膨張完了時の側方側から見たエアバッグ全体の投影面積の１／５以上に、設定されるように、構成され、
前記エアバッグが、所定形状の基布の周縁相互を縫合させて形成される縫合バッグとされるとともに、
前記左側壁部及び前記右側壁部を構成する第１基布と、
前記上側壁部、前記下側壁部、及び、前記後側壁部、を構成する２枚の第２基布と、から、構成され、
該第２基布が、略Ｃ字形状に湾曲した帯状として、左右対称形とされ、
前記肩拘束部の突出頂部が、前記第１基布の外周縁と、前記第２基布の外周側の縁部と、を、縫着させた縫合部位付近から、構成され、
前記凹部の先端が、前記第２基布の内周側の縁部相互を縫着させた縫合部位付近から、構成されていることを特徴とする助手席用エアバッグ。 Folded to the top side of the instrument panel in front of the passenger seat of the vehicle and protrudes upward when the inflation gas flows in, and between the top surface of the instrument panel and the windshield above the instrument panel It is configured to expand and expand to the rear side of the vehicle so as to close it,
Provided with a gas inlet for inflow of inflation gas at a position near the center in the left-right direction on the lower surface of the front end when the inflation is completed, and interferes with a passenger seated in the passenger seat at a position on the rear side when the inflation is completed In an airbag for a passenger seat configured to include an occupant protection portion that is made possible,
When the airbag is inflated, the shape of the airbag is a substantially quadrangular pyramid shape with the front end as the top, and the left and right side walls and the right and left side walls that are disposed along the front-rear direction on both the left and right sides; A rear side wall disposed substantially along the left-right direction so as to connect the upper side wall portion and the lower side wall portion disposed substantially along the left-right direction; And a configuration comprising:
When the occupant protection unit completes the inflation of the airbag,
Left and right shoulder restraint portions arranged side by side in the left-right direction and arranged to protrude rearward so that they can interfere with the left and right shoulder portions of the occupant,
A recess disposed from the upper part to the rear part between the shoulder restraint parts;
It is configured with
The communication portion that communicates the left and right shoulder restraint portions on the gas inlet side in the left-right direction has an opening area in a cross section along the front-rear direction passing through the center of the gas inlet in the airbag when inflation is completed, It is configured to be set to 1/5 or more of the projected area of the entire airbag viewed from the side when the inflation is completed ,
The airbag is a suture bag formed by sewing the peripheral edges of a base fabric of a predetermined shape,
A first base fabric constituting the left side wall and the right side wall;
Two upper fabrics constituting the upper side wall, the lower side wall, and the rear side wall, and
The second base fabric is a left-right symmetric shape as a belt shape curved in a substantially C shape,
The projecting top portion of the shoulder restraint portion is configured from the vicinity of a stitched site where the outer peripheral edge of the first base fabric and the outer peripheral side of the second base fabric are sewn together,
The front passenger seat airbag is characterized in that the front end of the recess is formed from the vicinity of a stitched portion where the inner peripheral edges of the second base fabric are sewn together .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005259580A JP4645374B2 (en) | 2004-09-09 | 2005-09-07 | Passenger airbag |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004262788 | 2004-09-09 | ||
| JP2005259580A JP4645374B2 (en) | 2004-09-09 | 2005-09-07 | Passenger airbag |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2006103670A JP2006103670A (en) | 2006-04-20 |
| JP2006103670A5 true JP2006103670A5 (en) | 2008-01-24 |
| JP4645374B2 JP4645374B2 (en) | 2011-03-09 |
Family
ID=36373847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005259580A Expired - Fee Related JP4645374B2 (en) | 2004-09-09 | 2005-09-07 | Passenger airbag |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4645374B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4743014B2 (en) * | 2006-06-21 | 2011-08-10 | 豊田合成株式会社 | Passenger airbag |
| JP5286678B2 (en) * | 2007-03-14 | 2013-09-11 | タカタ株式会社 | Airbag manufacturing method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4923176B1 (en) * | 1970-09-24 | 1974-06-13 | ||
| JPH04201644A (en) * | 1990-11-30 | 1992-07-22 | Asahi Chem Ind Co Ltd | Air bag |
| JPH07285408A (en) * | 1994-04-21 | 1995-10-31 | Toyota Motor Corp | Air bag device |
| JP4367120B2 (en) * | 2003-01-23 | 2009-11-18 | タカタ株式会社 | Passenger seat airbag, passenger seat airbag apparatus and vehicle |
| JP4380315B2 (en) * | 2003-04-03 | 2009-12-09 | タカタ株式会社 | Air bag, air bag device and vehicle |
-
2005
- 2005-09-07 JP JP2005259580A patent/JP4645374B2/en not_active Expired - Fee Related
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