JP2017100685A - 助手席用エアバッグ装置 - Google Patents
助手席用エアバッグ装置 Download PDFInfo
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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
- B60R21/20—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
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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
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
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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
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
- B60R21/0132—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to vehicle motion parameters, e.g. to vehicle longitudinal or transversal deceleration or speed value
- B60R21/01332—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to vehicle motion parameters, e.g. to vehicle longitudinal or transversal deceleration or speed value by frequency or waveform analysis
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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
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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
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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
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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
- B60R21/237—Inflatable members characterised by the way they are folded
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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
- B60R2021/0002—Type of accident
- B60R2021/0004—Frontal collision
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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
- B60R2021/0002—Type of accident
- B60R2021/0009—Oblique collision
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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
- B60R2021/0002—Type of accident
- B60R2021/0023—Offset collision
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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
- 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
- B60R2021/0048—Head
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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
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R2021/01204—Actuation parameters of safety arrangents
- B60R2021/01211—Expansion of air bags
- B60R2021/01225—Expansion of air bags control of expansion volume
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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
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R2021/01204—Actuation parameters of safety arrangents
- B60R2021/01211—Expansion of air bags
- B60R2021/01238—Expansion of air bags control of expansion shape
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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
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
- B60R2021/01315—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over monitoring occupant displacement
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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
- B60R2021/23161—Inflatable members characterised by their shape, construction or spatial configuration specially adapted for protecting at least two passengers, e.g. preventing them from hitting each other
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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
- B60R2021/23308—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
- B60R21/2334—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
- B60R2021/23382—Internal tether means
- B60R2021/23384—Internal tether means having ends which are movable or detachable during deployment
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Abstract
Description
インストルメントパネルの上面部の車両幅方向中央部には、車室内側へ突出する車内突起物が設けられている。このため、運転席側への斜突時等に、車内突起物との干渉に対する配慮がなされていないセンタエアバッグ部を単純に膨張展開させると、当該センタエアバッグ部は膨張展開途中で車内突起物に干渉することが考えられる。
図3に示されるように、助手席用エアバッグ装置10は、インストルメントパネル12の助手席側の上面部12Aに配設されている。また、助手席用エアバッグ装置10は、上面部12A側に設けられた前後一対のエアバッグドア14と、エアバッグドア14の車両下方側に配置されたエアバッグモジュール16とによって構成されている。
次に、図1〜図3を用いて、助手席用エアバッグ24の構成について詳細に説明する。助手席用エアバッグ24は、インフレータ22から供給されたガスによって助手席側へ膨張展開する助手席用エアバッグ本体34と、この助手席用エアバッグ本体34の車両幅方向内側に一体に形成されたセンタエアバッグ部36と、によって構成されている。
上述した助手席用エアバッグ24内には、帯状に構成された1本のストラップ50が配設されている。ストラップ50の長手方向の一端部50Aは、センタエアバッグ部36の延出部36Bにおける後端部36B1の車両幅方向内側の角部の内面に縫製によって固定されている。また、ストラップ50の長手方向の他端部50Bは、助手席用エアバッグ本体34の上述したインフレータ挿入用開口部から引き出された後、図4(A)に示されるようにモジュールケース20の底壁部20Aに形成されたストラップ挿通孔52からモジュールケース20の外部へ引き出されている。なお、ストラップ50の長手方向の他端部50Bはループ状に形成されている。
次に、上記ストラップ50の他端部50Bを保持及び解放のいずれかの状態にするアクチュエータ54の構成について説明する。図4(A)に示されるように、アクチュエータ54は円柱状に形成されており、ブラケット56を介してモジュールケース20の底壁部20Aの外側面(下面)に取り付けられている。また、アクチュエータ54の内部には、図示しないマイクロガスジェネレータ(以下、適宜「MGG」と称す。)が配設されており、ECU30によってその作動が制御されている。
次に、本実施形態の作用並びに効果を説明する。
上述した本実施形態では、ストラップ50の他端部50Bをリング状にしてロッド58に係止させる構成を採ったが、これに限らず、ストラップの他端部をアクチュエータ側に固定し、当該他端部近傍を切断することにより当該他端部を解放させる構成を採ってもよい。
12 インストルメントパネル
12A インストルメントパネルの上面部
22 インフレータ
26 車内突起物
26A 車内突起物の後面
30 ECU(制御部)
34 助手席用エアバッグ本体
34A 助手席用エアバッグ本体の後端部
34B 助手席用エアバッグ本体の車両幅方向内側の側面
36 センタエアバッグ部
36B1 センタエアバッグ部の後端部
36B2 センタエアバッグ部の助手席用エアバッグ本体側を向く側面
40 第1頭部拘束面
46 第2頭部拘束面
50 ストラップ
50A ストラップの一端部
50B ストラップの他端部
54 アクチュエータ
H 助手席乗員の頭部
P 車内突起物の後面を通る車両幅方向に沿った延長線
Claims (3)
- インストルメントパネルの助手席側に設けられると共に、インフレータから供給されたガスによって助手席側へ膨張展開され、展開完了状態における後端部に第1頭部拘束面が形成される助手席用エアバッグ本体と、
前記助手席用エアバッグ本体の車両幅方向内側に一体に形成されると共に、前記インフレータから供給されたガスによって車両後方側へ膨張展開され、展開完了状態における後端部が前記助手席用エアバッグ本体の後端部よりも車両後方側へ突出されることで前記助手席用エアバッグ本体側を向く側面に第2頭部拘束面が形成されるセンタエアバッグ部と、
一端部が前記センタエアバッグ部の後端部側の内面に固定されたストラップを当該センタエアバッグ部が折り畳まれた状態に保持する第1の状態と、当該ストラップの他端部を解放して当該センタエアバッグ部を膨張展開させる第2の状態とに切換え可能とされたアクチュエータと、
フルラップ前面衝突時には前記アクチュエータを前記第1の状態とし、車両前部の運転席側への斜突時及び微小ラップ衝突時のいずれかの衝突時には前記アクチュエータを前記第2の状態とする制御部と、
を有する助手席用エアバッグ装置。 - 前記ストラップの前記一端部は、前記センタエアバッグ部の後端部でかつ車両幅方向内側の角部の内面に固定されている、
請求項1に記載の助手席用エアバッグ装置。 - 前記インストルメントパネルの上面部の車両幅方向中央部には、車室内側へ突出する車内突起物が設けられており、
前記センタエアバッグ部の展開完了形状は、車両平面視で前記助手席用エアバッグ本体の車両幅方向内側の側面における車両前後方向略中間部から車両幅方向内側へ張り出した形状とされており、
前記制御部は、車両前部の運転席側への斜突時及び微小ラップ衝突時のいずれかの衝突時には、車両後方側へ膨張展開中の前記助手席用エアバッグ本体の後端部が前記車内突起物の後面を通る車両幅方向に沿った延長線を通過した後でかつ前記助手席用エアバッグ本体の展開完了前に、前記アクチュエータを前記第1の状態から前記第2の状態にする、
請求項1又は請求項2に記載の助手席用エアバッグ装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015237967A JP6387946B2 (ja) | 2015-12-04 | 2015-12-04 | 助手席用エアバッグ装置 |
US15/366,259 US10328884B2 (en) | 2015-12-04 | 2016-12-01 | Airbag device for front passenger seat |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015237967A JP6387946B2 (ja) | 2015-12-04 | 2015-12-04 | 助手席用エアバッグ装置 |
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Publication Number | Publication Date |
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JP2017100685A true JP2017100685A (ja) | 2017-06-08 |
JP6387946B2 JP6387946B2 (ja) | 2018-09-12 |
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Application Number | Title | Priority Date | Filing Date |
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JP2015237967A Active JP6387946B2 (ja) | 2015-12-04 | 2015-12-04 | 助手席用エアバッグ装置 |
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US (1) | US10328884B2 (ja) |
JP (1) | JP6387946B2 (ja) |
Cited By (4)
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US10308207B2 (en) * | 2015-07-17 | 2019-06-04 | Toyota Jidosha Kabushiki Kaisha | Vehicle airbag device |
US10322693B2 (en) * | 2014-11-27 | 2019-06-18 | Autoliv Development Ab | Vehicle airbag |
US11091116B2 (en) | 2018-12-10 | 2021-08-17 | Toyota Jidosha Kabushiki Kaisha | Airbag device |
US11186251B2 (en) | 2018-12-07 | 2021-11-30 | Toyota Jidosha Kabushiki Kaisha | Airbag device |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101756005B1 (ko) * | 2016-04-04 | 2017-07-20 | 현대자동차주식회사 | 차량용 전방 에어백 및 그 제어방법 |
JP2017222185A (ja) * | 2016-06-13 | 2017-12-21 | トヨタ自動車株式会社 | 車両用エアバッグ装置 |
JP6658377B2 (ja) * | 2016-07-20 | 2020-03-04 | 豊田合成株式会社 | 助手席用エアバッグ装置 |
US9956937B2 (en) * | 2016-09-07 | 2018-05-01 | Ford Global Technologies, Llc | Airbag with at least one extension |
US10099647B2 (en) | 2016-09-21 | 2018-10-16 | Ford Global Technologies, Llc | Airbag assembly |
JP6711254B2 (ja) * | 2016-12-07 | 2020-06-17 | 豊田合成株式会社 | 助手席用エアバッグ装置 |
US10214174B2 (en) * | 2017-01-30 | 2019-02-26 | Toyoda Gosei Co., Ltd. | Vehicle airbag apparatus |
US10053040B1 (en) * | 2017-04-05 | 2018-08-21 | Ford Global Tehnologies, LLC | Restraint system |
KR102391012B1 (ko) * | 2017-05-19 | 2022-04-26 | 현대자동차주식회사 | 차량용 에어백 장치 |
JP6920893B2 (ja) * | 2017-06-09 | 2021-08-18 | ヤマハ発動機株式会社 | 鞍乗型車両用ハンドルおよび鞍乗型車両 |
KR102478088B1 (ko) * | 2017-10-16 | 2022-12-16 | 현대자동차주식회사 | 차량의 에어백 가변제어장치 |
JP6916089B2 (ja) * | 2017-10-31 | 2021-08-11 | トヨタ自動車株式会社 | 助手席用エアバッグ装置 |
JP6670865B2 (ja) * | 2018-02-07 | 2020-03-25 | 株式会社Subaru | 乗員保護装置 |
US10730472B2 (en) | 2018-10-23 | 2020-08-04 | Trw Vehicle Safety Systems Inc. | Airbag and method for protecting an occupant of a vehicle |
JP7074702B2 (ja) * | 2019-03-07 | 2022-05-24 | トヨタ自動車株式会社 | 車両用エアバッグ装置 |
US10953833B2 (en) * | 2019-04-09 | 2021-03-23 | Ford Global Technologies, Llc | Airbag with breakable band |
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US20170158154A1 (en) | 2017-06-08 |
US10328884B2 (en) | 2019-06-25 |
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