JP4320591B2 - カーテンエアバッグ装置 - Google Patents
カーテンエアバッグ装置 Download PDFInfo
- Publication number
- JP4320591B2 JP4320591B2 JP2003423082A JP2003423082A JP4320591B2 JP 4320591 B2 JP4320591 B2 JP 4320591B2 JP 2003423082 A JP2003423082 A JP 2003423082A JP 2003423082 A JP2003423082 A JP 2003423082A JP 4320591 B2 JP4320591 B2 JP 4320591B2
- Authority
- JP
- Japan
- Prior art keywords
- expansion chamber
- curtain airbag
- airbag device
- vehicle
- chamber
- 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 - Fee Related
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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
- B60R21/23—Inflatable members
- B60R21/231—Inflatable members characterised by their shape, construction or spatial configuration
- B60R21/232—Curtain-type airbags deploying mainly in a vertical direction from their top edge
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
Description
1c ガス導入口
12〜19 線状結合部
21〜28 環状結合部
31〜35 前側膨張室
36,37 縦長の膨張室
41 上膨張室
42 下膨張室
51,52 非膨張部
Q 下膨張室の前後方向の途中部(最下位部分)
C 下膨張室の中心線
Claims (6)
- 車両室内の側面に沿って下方に向って展開するカーテンエアバッグと、
該カーテンエアバッグ内にガスを供給して膨張させるガス発生器と、
を有し、該カーテンエアバッグの一部が非膨張部となっており、
該非膨張部の車両前方側に隣接して配置された第1の縦長の膨張室と、該非膨張部の車両後方側に隣接して配置された第2の縦長の膨張室と、該第1の縦長の膨張室の前方側に配置された前側膨張室と、該第2の縦長の膨張室の後方側に配置された後側膨張室とが設けられ、
該非膨張部の下側に横長の下膨張室が設けられているカーテンエアバッグ装置であって、
該下膨張室の前後の端部がそれぞれ該第1の縦長の膨張室及び該第2の縦長の膨張室の下部に連通しており、
該下膨張室は、その上下方向の中心点を結んで得られる中心線分が、その前後方向の途中の一部分が最下位となり、該途中の一部分よりも車両前方側及び後方側に向って徐々に高位となる下方に突出した形状となっており、
該カーテンエアバッグが膨張展開したときに、該下膨張室が下方に突出した形状となることにより、該下膨張室が上方に屈曲することが防止ないし抑制されたことを特徴とするカーテンエアバッグ装置。 - 請求項1において、非膨張時にあっては、該下膨張室の中心線における該最下位部分の前方250mmの地点と後方250mmの地点とを結ぶ線分に対し該最下位部分が10〜150mm下方に位置することを特徴とするカーテンエアバッグ装置。
- 請求項1又は2において、前記非膨張部の上側に横長の上膨張室が配置されており、
前記下膨張室の垂直断面積は前記上膨張室の垂直断面積よりも大きいことを特徴とするカーテンエアバッグ装置。 - 請求項3において、前記前側膨張室の上方が前記上膨張室と連通しており、
該第1の縦長の膨張室は、下側のみが開放して前記下膨張室と連通しており、上側は前記上膨張室及び前記前側膨張室と非連通状態となっていることを特徴とするカーテンエアバッグ装置。 - 請求項1ないし4のいずれか1項において、前記非膨張部は、該カーテンエアバッグの車両前後方向中央よりも後方に配置されていることを特徴とするカーテンエアバッグ装置。
- 請求項1ないし5のいずれか1項において、該非膨張部の外形が略ロ字形であることを特徴とするカーテンエアバッグ装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003423082A JP4320591B2 (ja) | 2003-12-19 | 2003-12-19 | カーテンエアバッグ装置 |
US11/013,404 US7396041B2 (en) | 2003-12-19 | 2004-12-17 | Curtain airbag device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003423082A JP4320591B2 (ja) | 2003-12-19 | 2003-12-19 | カーテンエアバッグ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005178610A JP2005178610A (ja) | 2005-07-07 |
JP4320591B2 true JP4320591B2 (ja) | 2009-08-26 |
Family
ID=34675345
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003423082A Expired - Fee Related JP4320591B2 (ja) | 2003-12-19 | 2003-12-19 | カーテンエアバッグ装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7396041B2 (ja) |
JP (1) | JP4320591B2 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2163439B1 (en) * | 2006-04-24 | 2014-03-26 | Autoliv Development AB | Side airbag for vehicle |
US7931293B2 (en) * | 2008-01-18 | 2011-04-26 | Tk Holdings Inc. | Curtain airbag |
US8267423B2 (en) * | 2009-03-31 | 2012-09-18 | Tk Holdings Inc. | Airbag |
US8376401B2 (en) | 2010-01-27 | 2013-02-19 | Tk Holdings Inc. | Airbag |
JP5334068B2 (ja) * | 2011-06-13 | 2013-11-06 | トヨタ自動車株式会社 | カーテンエアバッグ装置 |
JP6183142B2 (ja) * | 2013-10-22 | 2017-08-23 | タカタ株式会社 | カーテンエアバッグ及びカーテンエアバッグ装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6729644B2 (en) * | 2001-09-07 | 2004-05-04 | Trw Vehicle Safety Systems Inc. | Inflatable curtain with reduced material construction |
US6802530B2 (en) * | 2001-09-26 | 2004-10-12 | Key Safety Systems, Inc. | Rollover air bag with damping mechanism |
JP3783596B2 (ja) | 2001-09-27 | 2006-06-07 | 豊田合成株式会社 | 頭部保護エアバッグ装置 |
JP4591650B2 (ja) | 2001-09-27 | 2010-12-01 | トヨタ自動車株式会社 | 頭部保護エアバッグ装置 |
US6758492B2 (en) * | 2001-12-18 | 2004-07-06 | Delphi Technology, Inc. | Curtain air bag including inflatable perimeter gas channel |
EP1364839A3 (en) * | 2002-05-24 | 2004-02-25 | Breed Automotive Technology, Inc. | Improved curtain air bag assembly |
US7025378B2 (en) * | 2003-07-10 | 2006-04-11 | Milliken & Company | Air bag and method for making an air bag |
-
2003
- 2003-12-19 JP JP2003423082A patent/JP4320591B2/ja not_active Expired - Fee Related
-
2004
- 2004-12-17 US US11/013,404 patent/US7396041B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20050134028A1 (en) | 2005-06-23 |
JP2005178610A (ja) | 2005-07-07 |
US7396041B2 (en) | 2008-07-08 |
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