JP7222110B2 - エアバッグ装置及び車両用シート - Google Patents
エアバッグ装置及び車両用シート 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
- B60R21/207—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in vehicle seats
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
- B60N2/427—Seats or parts thereof displaced during a crash
- B60N2/42709—Seats or parts thereof displaced during a crash involving residual deformation or fracture of the structure
- B60N2/42718—Seats or parts thereof displaced during a crash involving residual deformation or fracture of the structure with anti-submarining systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/42—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles the seat constructed to protect the occupant from the effect of abnormal g-forces, e.g. crash or safety seats
- B60N2/427—Seats or parts thereof displaced during a crash
- B60N2/42727—Seats or parts thereof displaced during a crash involving substantially rigid displacement
- B60N2/42754—Seats or parts thereof displaced during a crash involving substantially rigid displacement of the cushion
- B60N2/42763—Seats or parts thereof displaced during a crash involving substantially rigid displacement of the cushion with anti-submarining systems
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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
- B60R21/23138—Inflatable members characterised by their shape, construction or spatial configuration specially adapted for side 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
-
- 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
- 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
- B60R2021/0032—Position of passenger
- B60R2021/0034—Position of passenger lying down
-
- 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
-
- 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
- B60R21/23138—Inflatable members characterised by their shape, construction or spatial configuration specially adapted for side protection
- B60R2021/23146—Inflatable members characterised by their shape, construction or spatial configuration specially adapted for side protection seat mounted
-
- 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
-
- 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
- B60R21/26—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow
- B60R2021/26058—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by the inflation fluid source or means to control inflation fluid flow using a combination of inflators
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Air Bags (AREA)
Description
図1は、本発明の第1実施例に係るエアバッグ装置1を車両用シート(2,3)に搭載した様子を示す側面図(A)、正面図(B)であり、車両用シート(2,3)に関しては透視で示すものとする。図2は、第1実施例に係るエアバッグ装置1に採用されるエアバッグ14の構造を示すものであり、(A)がエアバッグ14を展開した状態(収容前の状態)を示す平面図であり、(B)がロールした状態(収容時の状態)を示す正面図である。
図5(A)は、第1実施例の変形例に係るエアバッグの構造を示す平面図であり、(B)~(D)は第2の接続部材のバリエーションを示す平面図である。図5(A)は、図2(A)に対応する図面であり、第2の接続部材(124a,124b)の形状のみが異なるものであるため、当該部分についてのみ説明する。
図6は、本発明の第2実施例に係るエアバッグ装置1を車両用シート(2,3)に搭載した様子を示す側面図であり、車両用シート(2,3)に関しては透視で示すものとする。図7は、第2実施例に係るエアバッグ装置1の作動前の状態(収容状態)を示すものであり、(A)が車両進行方向正面から見た様子を示し、(B)が車両幅方向の側面から見た様子を示すものである。図8は、第2実施例に係るエアバッグ装置1の作動状態(エアバッグの展開状態)を車両進行方向正面から見た様子を示す概略斜視図であり、(A)がシートバック2をリクライニングしていない又は小さくリクライニングした状態を示し、(B)がシートバック2を大きくリクライニングした状態を示す。図9は、第2実施例に係るエアバッグ装置1の作動状態(エアバッグの展開状態)を車両幅方向の側面から見た様子を示す概略図である。
Claims (14)
- 座面を形成するシートクッションと背もたれを形成するシートバックとを有する車両用シートに装備されるエアバッグ装置であって、
前記シートバックの左右側部に収容され、膨張ガスを発生する一対のインフレータと、
ロールされ、又は折り畳まれた状態で前記シートバッグ内に収容され、前記インフレータから放出される膨張ガスによって展開するエアバッグとを備え、
前記エアバッグは、前記シートバックの側部から前方に向かって展開し、少なくとも乗員の腰部から肩部の移動を拘束する左右一対のサイドチャンバと、前記一対のサイドチャンバ同士を連結し、前記エアバッグの展開時に乗員の頭部の上方に位置する連結部とを含み、
収容状態の前記エアバッグの下端付近に連結された第1の端部と、前記シートクッションの側部に連結された第2の端部を有する帯状の第2の接続部材を、前記シートの左右両側に更に備えたことを特徴とするエアバッグ装置。 - 座面を形成するシートクッションと背もたれを形成するシートバックとを有する車両用シートに装備されるエアバッグ装置であって、
前記シートバックの左右側部に収容され、膨張ガスを発生する一対のインフレータと、
ロールされ、又は折り畳まれた状態で前記シートバッグ内に収容され、前記インフレータから放出される膨張ガスによって展開するエアバッグとを備え、
前記エアバッグは、前記シートバックの側部から前方に向かって展開し、少なくとも乗員の腰部から肩部の移動を拘束する左右一対のサイドチャンバと、前記一対のサイドチャンバ同士を連結し、前記エアバッグの展開時に乗員の頭部の上方に位置する連結部とを含み、
収容状態の前記エアバッグの下端付近に連結された第1の端部と、前記シートクッションの側部に連結された第2の端部とを有する第2の接続部材を前記シートの左右両側に更に備え、
前記第1の端部が前記第2の端部よりも幅広に成形されたことを特徴とするエアバッグ装置。 - 前記エアバッグの連結部は、前記サイドチャンバから繋がる膨張可能な上部チャンバから構成され、
前記上部チャンバは、前記シートバックの上縁付近から展開し、乗員の頭部を包むように展開することを特徴とする請求項1又は2に記載のエアバッグ装置。 - 前記上部チャンバは、前記シートバックの上端の後縁付近から展開するように構成されていることを特徴とする請求項3に記載のエアバッグ装置。
- 前記インフレータから放出された膨張ガスは、前記サイドチャンバから前記上部チャンバに流れるように構成されていることを特徴とする請求項3又は4に記載のエアバッグ装置。
- 前記エアバッグは、収容時に当該エアバッグを前記シートバックに固定するための第1の接続部材を複数備えたことを特徴とする請求項1乃至5の何れか1項に記載のエアバッグ装置。
- 前記第1の接続部材は、前記シートバックの左右側部において、前記インフレータの上部と下部に少なくとも1コずつ設けられることを特徴とする請求項6に記載のエアバッグ装置。
- 前記第1の接続部材は、前記シートバックの左右側部において、乗員の頭部領域、胸部から腹部の領域、腰部領域にそれぞれ設けられることを特徴とする請求項6に記載のエアバッグ装置。
- 前記第2の接続部材の前記第1の端部が、展開状態における前記サイドチャンバの前端部付近に連結されることを特徴とする請求項1乃至9の何れか1項に記載のエアバッグ装置。
- 前記シートクッションの内部又は底部において車幅方向に沿って延び、左右一対の前記第2の接続部材の第2の端部同士を連結する下方連結部をさらに備えたことを特徴とする請求項1乃至9の何れか1項に記載のエアバッグ装置。
- 前記一対の第2の接続部材と、前記下方連結部とは1本のテザーとして成形されていることを特徴とする請求項10に記載のエアバッグ装置。
- 前記下方連結部は、前記シートクッションの前後方向中央よりも前方において車幅方向に延びることを特徴とする請求項10又は11に記載のエアバッグ装置。
- 前記エアバッグが展開した時に、前記第2の接続部材に生じる張力により、前記下方連結部が前記シートクッションを上方に押し上げるように構成されていることを特徴とする請求項12に記載のエアバッグ装置。
- 請求項1乃至13の何れか1項に記載のエアバッグ装置を備えた車両用シート。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2019172381 | 2019-09-23 | ||
JP2019172381 | 2019-09-23 | ||
PCT/JP2020/030094 WO2021059766A1 (ja) | 2019-09-23 | 2020-08-05 | エアバッグ装置及び車両用シート |
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Publication Number | Publication Date |
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JPWO2021059766A1 JPWO2021059766A1 (ja) | 2021-04-01 |
JP7222110B2 true JP7222110B2 (ja) | 2023-02-14 |
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JP2021548410A Active JP7222110B2 (ja) | 2019-09-23 | 2020-08-05 | エアバッグ装置及び車両用シート |
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Country | Link |
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US (1) | US20220379833A1 (ja) |
EP (1) | EP4035954B1 (ja) |
JP (1) | JP7222110B2 (ja) |
KR (1) | KR102674890B1 (ja) |
CN (1) | CN114340945B (ja) |
WO (1) | WO2021059766A1 (ja) |
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JP7446790B2 (ja) * | 2019-11-22 | 2024-03-11 | 株式会社ダイセル | エアバッグ装置、及び車両用シート |
KR20210070413A (ko) * | 2019-12-04 | 2021-06-15 | 현대자동차주식회사 | 시트 내장형 에어백 장치 |
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EP4019345A4 (en) * | 2019-08-21 | 2023-09-27 | Autoliv Development AB | AIR BAG DEVICE |
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EP4071003A4 (en) * | 2019-12-06 | 2024-01-10 | Autoliv Development AB | PASSENGER RESTRAINT DEVICE |
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- 2020-08-05 CN CN202080059720.9A patent/CN114340945B/zh active Active
- 2020-08-05 EP EP20869533.8A patent/EP4035954B1/en active Active
- 2020-08-05 WO PCT/JP2020/030094 patent/WO2021059766A1/ja unknown
- 2020-08-05 KR KR1020227012854A patent/KR102674890B1/ko active Active
- 2020-08-05 JP JP2021548410A patent/JP7222110B2/ja active Active
- 2020-08-05 US US17/753,932 patent/US20220379833A1/en active Pending
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US20060119083A1 (en) | 2004-12-03 | 2006-06-08 | Ford Motor Company | Seating system for automotive vehicle |
JP2012081958A (ja) | 2010-10-13 | 2012-04-26 | Tk Holdings Inc | 乗員拘束システム |
WO2018114723A1 (en) | 2016-12-22 | 2018-06-28 | Autoliv Development Ab | Air bag device and vehicle seat provided with an air bag device |
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KR102674890B1 (ko) | 2024-06-14 |
CN114340945B (zh) | 2023-09-22 |
US20220379833A1 (en) | 2022-12-01 |
WO2021059766A1 (ja) | 2021-04-01 |
EP4035954A4 (en) | 2023-11-01 |
CN114340945A (zh) | 2022-04-12 |
EP4035954B1 (en) | 2024-12-11 |
JPWO2021059766A1 (ja) | 2021-04-01 |
EP4035954A1 (en) | 2022-08-03 |
KR20220065016A (ko) | 2022-05-19 |
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