JP2015131524A - 脚部用エアバッグ装置及び自動車 - Google Patents
脚部用エアバッグ装置及び自動車 Download PDFInfo
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- 210000002414 leg Anatomy 0.000 description 39
- 210000003127 knee Anatomy 0.000 description 5
- 230000013011 mating Effects 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000004744 fabric Substances 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
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- 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
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/205—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in dashboards
- B60R21/206—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in dashboards in the lower part of dashboards, e.g. for protecting the knees
-
- 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
-
- 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
- B60R21/2338—Tethers
-
- 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
- B60R21/2342—Tear seams
-
- 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
- B60R2021/0002—Type of accident
- B60R2021/0009—Oblique collision
-
- 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
- B60R2021/0002—Type of accident
- B60R2021/0023—Offset collision
-
- 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
- B60R2021/003—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks characterised by occupant or pedestian
- B60R2021/0039—Body parts of the occupant or pedestrian affected by the accident
- B60R2021/0051—Knees
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- 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
- B60R2021/23169—Inflatable members characterised by their shape, construction or spatial configuration specially adapted for knee protection
-
- 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
- B60R2021/23308—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 the individual compartments defining the external shape of the bag
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- 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
- B60R2021/23324—Inner walls crating separate compartments, e.g. communicating with vents
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- 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
- B60R21/2338—Tethers
- B60R2021/23382—Internal tether means
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- 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
- B60R21/2338—Tethers
- B60R2021/23386—External tether means
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- Mechanical Engineering (AREA)
- Air Bags (AREA)
- Physics & Mathematics (AREA)
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Abstract
【解決手段】エアバッグ10は、乗員前方において膨張する本体部11と、該本体部11の少なくとも上部から車体幅方向の外方にのみ張り出す張出部12とを有している。エアバッグ10が膨張した状態において、エアバッグ10の乗員中心線Cから張出部12の車体幅方向外方端までの長さWLが車体幅方向内方端までの長さWRよりも大きい。張出部12がアウターテザー19によって引っ張られることにより、車体後方に突出する。
【選択図】図1
Description
2 内装パネル
4 リテーナ
5 インフレータ
10,10A〜10K,10K’ エアバッグ
11 本体部
12 張出部
19,19A アウターテザー
21,23 タック部
26 シーム
30,31,32 テアシーム
41 主バッグ
42 副バッグ
51〜55 パネル
70〜73 小バッグ
Claims (18)
- 自動車乗員脚部の前方を含む領域に展開するエアバッグと、折り畳まれたエアバッグを収容したリテーナと、該エアバッグを膨張させるためのインフレータとを有する脚部用エアバッグ装置において、
該エアバッグは、乗員前方において膨張する本体部と、該本体部から車体幅方向の外方にのみ張り出す張出部を有しており、
該エアバッグが膨張した状態において、エアバッグの乗員中心線から前記張出部の車体幅方向外方端までの長さが車体幅方向内方端までの長さよりも大きいことを特徴とする脚部用エアバッグ装置。 - 請求項1において、前記張出部は前記本体部の少なくとも上部から車体幅方向の外方に張り出すことを特徴とする脚部用エアバッグ装置。
- 請求項1又は2において、前記エアバッグが膨張した状態において、エアバッグの乗員中心線から前記張出部の車体幅方向外方端までの長さが車体幅方向内方端までの長さよりも80〜170mm大きいことを特徴とする脚部用エアバッグ装置。
- 請求項1ないし3のいずれか1項において、前記エアバッグが膨張した状態において、前記張出部は、前記本体部よりも車体後方に突出することを特徴とする脚部用エアバッグ装置。
- 請求項4において、前記エアバッグが膨張した状態において、前記張出部は前記本体部よりも80〜170mm車体後方に突出することを特徴とする脚部用エアバッグ装置。
- 請求項4又は5において、前記エアバッグの乗員側に、前記張出部と本体部とを結ぶテザーが設けられており、該テザーにより、前記エアバッグが膨張した状態において、前記張出部が車体後方に突出するよう構成されていることを特徴とする脚部用エアバッグ装置。
- 請求項4又は5において、前記エアバッグの乗員側のパネルのうち前記張出部と本体部との境界部付近にタック部が設けられることにより前記張出部が車体後方に突出するよう構成されていることを特徴とする脚部用エアバッグ装置。
- 請求項1ないし7のいずれか1項において、前記張出部と本体部とを区画する区画部が設けられており、該区画部の上部又は上下方向の中間部に、該張出部と本体部とを連通する連通部が設けられており、
インフレータからのガスが該本体部に供給され、次いで該本体部から該連通部を介して該張出部に流入することを特徴とする脚部用エアバッグ装置。 - 請求項8において、前記区画部は、前記エアバッグの乗員側のパネルと反乗員側のパネルとを逢着するシームであることを特徴とする脚部用エアバッグ装置。
- 請求項9において、前記シームは、エアバッグが膨張するときに断裂するテアシームであることを特徴とする脚部用エアバッグ装置。
- 請求項10において、前記テアシームの上部は、車体幅方向の内方に向って延在していることを特徴とする脚部用エアバッグ装置。
- 請求項10において、前記テアシームの上部は、車体幅方向の内方に向って延在し、次いで下方に向って延在していることを特徴とする脚部用エアバッグ装置。
- 請求項8において、前記区画部はパネルよりなることを特徴とする脚部用エアバッグ装置。
- 請求項1ないし6のいずれか1項において、前記エアバッグは、前記本体部を構成する主バッグと、前記張出部を構成する副バッグとを有し、該副バッグが該主バッグに縫着されていることを特徴とする脚部用エアバッグ装置。
- 請求項1ないし14のいずれか1項において、前記本体部内は、車体幅方向に延在するインナーテザーによって複数の室に区画されていることを特徴とする脚部用エアバッグ装置。
- 請求項1ないし15のいずれか1項において、前記エアバッグは、前記張出部が前記本体部の反乗員側に折られた後、折り畳まれていることを特徴とする脚部用エアバッグ装置。
- 請求項1ないし15のいずれか1項において、前記インフレータが作動した場合、前記本体部が膨張完了した後、前記張出部が膨張完了するように構成されていることを特徴とする脚部用エアバッグ装置。
- 請求項1ないし15のいずれか1項に記載の脚部用エアバッグ装置を備えた自動車。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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JP2014002887A JP6287225B2 (ja) | 2014-01-10 | 2014-01-10 | 脚部用エアバッグ装置及び自動車 |
US14/532,604 US9469270B2 (en) | 2014-01-10 | 2014-11-04 | Leg airbag apparatus and automobile |
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JP2014002887A JP6287225B2 (ja) | 2014-01-10 | 2014-01-10 | 脚部用エアバッグ装置及び自動車 |
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JP2015131524A true JP2015131524A (ja) | 2015-07-23 |
JP6287225B2 JP6287225B2 (ja) | 2018-03-07 |
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Cited By (6)
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JP2016055728A (ja) * | 2014-09-08 | 2016-04-21 | 豊田合成株式会社 | 下肢保護用エアバッグ |
JP2018016083A (ja) * | 2016-07-25 | 2018-02-01 | タカタ株式会社 | 脚部用エアバッグ |
JP2019018828A (ja) * | 2017-07-21 | 2019-02-07 | Joyson Safety Systems Japan株式会社 | 脚部用エアバッグ及び自動車 |
EP3446930A1 (en) | 2017-08-21 | 2019-02-27 | Toyota Jidosha Kabushiki Kaisha | Vehicle knee airbag device and knee airbag folding method |
JP2022118696A (ja) * | 2021-02-02 | 2022-08-15 | オートリブ ディベロップメント エービー | ニーエアバッグ装置 |
US11878645B2 (en) | 2021-02-02 | 2024-01-23 | Autoliv Development Ab | Knee airbag device |
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KR101647445B1 (ko) * | 2014-11-27 | 2016-08-11 | 아우토리브 디벨롭먼트 아베 | 차량용 에어백 |
DE102015010810A1 (de) * | 2015-08-21 | 2017-03-09 | Trw Automotive Gmbh | Seitengassackmodul sowie Fahrzeugsitz mit einem solchen Seitengassackmodul |
US9902361B2 (en) * | 2016-02-29 | 2018-02-27 | Toyoda Gosei Co., Ltd. | Center airbag device |
DE112017001934T5 (de) * | 2016-04-08 | 2019-01-24 | Tk Holdings Inc. | Rücksitz-Airbagmodul |
KR101776506B1 (ko) * | 2016-06-08 | 2017-09-08 | 현대자동차주식회사 | 차량용 커튼에어백 |
DE102016119613B4 (de) * | 2016-10-14 | 2020-03-26 | Autoliv Development Ab | Gassack |
US10391968B2 (en) | 2016-10-21 | 2019-08-27 | Ford Global Technologies, Llc | Airbag assembly including internal and external tethers |
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US10457243B2 (en) * | 2017-06-01 | 2019-10-29 | Autoliv Asp, Inc. | Knee airbag assemblies |
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US10730472B2 (en) | 2018-10-23 | 2020-08-04 | Trw Vehicle Safety Systems Inc. | Airbag and method for protecting an occupant of a vehicle |
KR102614155B1 (ko) * | 2018-11-26 | 2023-12-15 | 현대자동차주식회사 | 자율주행 차량용 무릎에어백 장치 및 이의 제어방법 |
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US11400881B2 (en) * | 2019-06-26 | 2022-08-02 | Toyoda Gosei Co., Ltd. | Knee protection airbag device |
JP7276223B2 (ja) * | 2020-03-30 | 2023-05-18 | 豊田合成株式会社 | 助手席用エアバッグ |
US11498511B2 (en) * | 2021-03-15 | 2022-11-15 | Toyoda Gosei Co., Ltd. | Airbag assemblies including airbag bodies having sewn portions and methods for forming same |
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- 2014-01-10 JP JP2014002887A patent/JP6287225B2/ja active Active
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JP2003205818A (ja) * | 2001-05-21 | 2003-07-22 | Toyoda Gosei Co Ltd | 膝保護用エアバッグ装置 |
JP2008521686A (ja) * | 2004-12-02 | 2008-06-26 | タカタ・ペトリ アーゲー | 車両乗員の膝領域を保護するためのガスサック |
JP2008126974A (ja) * | 2006-11-24 | 2008-06-05 | Toyota Motor Corp | コラム付けニーエアバッグ装置 |
JP2008265660A (ja) * | 2007-04-24 | 2008-11-06 | Toyota Motor Corp | 車両用乗員保護装置 |
JP2011136682A (ja) * | 2009-10-27 | 2011-07-14 | Tk Holdings Inc | ニーエアバッグモジュール |
JP2013510032A (ja) * | 2009-11-03 | 2013-03-21 | オートリブ エーエスピー,インコーポレイティド | 連続室を有する低位置搭載型膨張式膝用エアバッグ |
JP2012096780A (ja) * | 2010-10-04 | 2012-05-24 | Autoliv Development Ab | カーテンエアバッグ |
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JP2016055728A (ja) * | 2014-09-08 | 2016-04-21 | 豊田合成株式会社 | 下肢保護用エアバッグ |
JP2018016083A (ja) * | 2016-07-25 | 2018-02-01 | タカタ株式会社 | 脚部用エアバッグ |
JP2019018828A (ja) * | 2017-07-21 | 2019-02-07 | Joyson Safety Systems Japan株式会社 | 脚部用エアバッグ及び自動車 |
EP3446930A1 (en) | 2017-08-21 | 2019-02-27 | Toyota Jidosha Kabushiki Kaisha | Vehicle knee airbag device and knee airbag folding method |
US10682973B2 (en) | 2017-08-21 | 2020-06-16 | Toyota Jidosha Kabushiki Kaisha | Vehicle knee airbag device and knee airbag folding method |
JP2022118696A (ja) * | 2021-02-02 | 2022-08-15 | オートリブ ディベロップメント エービー | ニーエアバッグ装置 |
US11878645B2 (en) | 2021-02-02 | 2024-01-23 | Autoliv Development Ab | Knee airbag device |
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US20150197210A1 (en) | 2015-07-16 |
JP6287225B2 (ja) | 2018-03-07 |
US9469270B2 (en) | 2016-10-18 |
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