WO2022097509A1 - Airbag-embedded seat device - Google Patents
Airbag-embedded seat device Download PDFInfo
- Publication number
- WO2022097509A1 WO2022097509A1 PCT/JP2021/039186 JP2021039186W WO2022097509A1 WO 2022097509 A1 WO2022097509 A1 WO 2022097509A1 JP 2021039186 W JP2021039186 W JP 2021039186W WO 2022097509 A1 WO2022097509 A1 WO 2022097509A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- airbag
- airbag device
- seat
- seat back
- occupant
- Prior art date
Links
- 210000001624 hip Anatomy 0.000 claims description 19
- 210000004197 pelvis Anatomy 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 9
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 210000001015 abdomen Anatomy 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 210000001217 buttock Anatomy 0.000 description 2
- 239000006261 foam material Substances 0.000 description 2
- 239000010985 leather Substances 0.000 description 2
- 210000004705 lumbosacral region Anatomy 0.000 description 2
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
-
- 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
- B60R21/015—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 the presence or position of passengers, passenger seats or child seats, and the related safety parameters therefor, e.g. speed or timing of airbag inflation in relation to occupant position or seat belt use
- B60R21/01554—Seat position sensors
-
- 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
-
- 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
Abstract
Description
The airbag device according to the present invention is applicable not only to the driver's seat and the passenger's seat but also to any seat having a reclining function.
図3は、本発明の第1実施例に係るエアバッグ装置を搭載した車両用シートの概略側面図であり、車幅方向の外側から透視した様子を概略的に示す。図4は、図3の状態からシートバック1を大きくリクライニングさせた様子を示す。 (First Example)
FIG. 3 is a schematic side view of a vehicle seat equipped with the airbag device according to the first embodiment of the present invention, and schematically shows a state of see-through from the outside in the vehicle width direction. FIG. 4 shows a state in which the seat back 1 is largely reclined from the state of FIG.
図5は、エアバッグ装置20の展開の様子を概略的に示す模式図であり、(A)はエアバッグ22が展開する前の状態、(B)が第1の展開形態(内部展開)、(C)が第2の展開形態(開裂展開)を示す。 (Action of the first embodiment)
5A and 5B are schematic views schematically showing the state of deployment of the
図8は、本発明の第2実施例に係るエアバッグ装置の構成を示す斜視図であり、シートフレームへの搭載状態を示す。図9は、第2実施例に係るエアバッグ装置による乗員の骨盤拘束の様子を示す説明図であり、乗員の骨格を示す。(A)が展開前の状態、(B)が展開後の状態を示す。 (Second Example)
FIG. 8 is a perspective view showing the configuration of the airbag device according to the second embodiment of the present invention, and shows the mounting state on the seat frame. FIG. 9 is an explanatory diagram showing a state of pelvic restraint of the occupant by the airbag device according to the second embodiment, and shows the skeleton of the occupant. (A) shows the state before unfolding, and (B) shows the state after unfolding.
図10は、本発明の第3実施例に係るエアバッグ装置による乗員の骨盤拘束の様子を示す説明図である。本実施例は、上述した第1実施例に対して追加のエアバッグ220を設けた構成となっている。 (Third Example)
FIG. 10 is an explanatory diagram showing a state of pelvic restraint of an occupant by the airbag device according to the third embodiment of the present invention. This embodiment has a configuration in which an
図11は、本発明の第4実施例に係るエアバッグ装置320の構成を示す概略ブロック図である。本実施例は、上述した第1実施例に使用されているインフレータ21の代わりに、エアポンプ330、モータ332を使用したものである。すなわち、エアポンプ330、モータ332によってエアバッグ322を膨張・展開させるようになっている。 (Fourth Example)
FIG. 11 is a schematic block diagram showing the configuration of the
Claims (15)
- 座面を構成するシートクッションと、リクライニング可能なシートバックとを備える車両用シートの内部に収容されるエアバッグ装置であって、
膨張展開することで乗員の腰部を前方に押すように構成されたエアバッグと;
前記シートバックのリクライニング角度を検出する角度センサと;を備え、
車両の緊急時、前記シートバックのリクライニング角度が所定値より大きい場合に前記エアバッグを展開させることを特徴とするエアバッグ装置。 An airbag device housed inside a vehicle seat having a seat cushion constituting the seat surface and a reclining seat back.
With an airbag configured to push the occupant's waist forward by expanding and deploying;
With an angle sensor that detects the reclining angle of the seat back;
An airbag device for deploying an airbag when the reclining angle of the seat back is larger than a predetermined value in an emergency of a vehicle. - 前記エアバッグの展開により、乗員が前方に滑り出す前に当該乗員の骨盤を立たせることを特徴とする請求項1に記載のエアバッグ装置。 The airbag device according to claim 1, wherein the pelvis of the occupant stands up before the occupant slides forward by deploying the airbag.
- 前記エアバッグ装置は、前記シートバックの下部に収容され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。 The airbag device according to claim 1 or 2, wherein the airbag device is housed in the lower part of the seat back.
- 前記リクライニング角度の所定値は、車両を水平にした状態で垂直に対して後方に15°倒れた角度であることを特徴とする請求項1乃至3の何れか1項に記載のエアバッグ装置。 The airbag device according to any one of claims 1 to 3, wherein the predetermined value of the reclining angle is an angle tilted backward by 15 ° with respect to the vertical in a state where the vehicle is horizontal.
- 前記エアバッグは、前記シートバックの内部に配置されるフレームを反力面として展開することを特徴とする請求項1乃至4の何れか1項に記載のエアバッグ装置。 The airbag device according to any one of claims 1 to 4, wherein the airbag is deployed with a frame arranged inside the seat back as a reaction force surface.
- 前記エアバッグ装置の作動時に、前記シートバックの表皮が開裂して前記エアバッグが外部に露出するように構成されている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。 The air according to any one of claims 1 to 5, wherein when the airbag device is operated, the skin of the seat back is cleaved so that the airbag is exposed to the outside. Bag device.
- 前記エアバッグ装置の作動時に、前記シートバックの内部でのみ前記エアバッグが膨張するように構成されている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。 The airbag device according to any one of claims 1 to 5, wherein the airbag is configured to expand only inside the seat back when the airbag device is operated.
- 前記エアバッグは、前記シートバックと前記シートクッションの境界部分から突出するように展開することを特徴とする請求項1乃至6の何れか1項に記載のエアバッグ装置。 The airbag device according to any one of claims 1 to 6, wherein the airbag is deployed so as to protrude from a boundary portion between the seat back and the seat cushion.
- 前記エアバッグは、前記シートバックの下部から上部に帯状に延びる上部領域を含むことを特徴とする請求項1乃至8の何れか1項に記載のエアバッグ装置。 The airbag device according to any one of claims 1 to 8, wherein the airbag includes an upper region extending in a band shape from the lower portion to the upper portion of the seat back.
- 前記エアバッグの上部領域は、展開時の厚みが、上部から下部に向かって大きくなるように構成されていることを特徴とする請求項9に記載のエアバッグ装置。 The airbag device according to claim 9, wherein the upper region of the airbag is configured such that the thickness at the time of deployment increases from the upper portion to the lower portion.
- 前記シートクッション内部に収容され、車両の緊急時に前記シートクッションの前方部分を上方に持ち上げるように展開する他のエアバッグを更に備えたことを特徴とする請求項1乃至10の何れか1項に記載のエアバッグ装置。 6. The airbag device described.
- 前記エアバッグは、インフレータによって発生する膨張ガスによって膨張・展開する構成であることを特徴とする請求項1乃至11の何れか一項に記載のエアバッグ装置。 The airbag device according to any one of claims 1 to 11, wherein the airbag is configured to expand and expand by an expansion gas generated by an inflator.
- 前記エアバッグは、エアポンプによって発生する空気によって膨張・展開する構成であることを特徴とする請求項1乃至11の何れか一項に記載のエアバッグ装置。 The airbag device according to any one of claims 1 to 11, wherein the airbag is configured to be expanded and expanded by the air generated by the air pump.
- 前記エアポンプは、モータによって駆動されることを特徴とする請求項1乃至11の何れか一項に記載のエアバッグ装置。 The airbag device according to any one of claims 1 to 11, wherein the airbag device is driven by a motor.
- 請求項1乃至14の何れか1項に記載のエアバッグ装置を備えたことを特徴とする車両用シート。 A vehicle seat provided with the airbag device according to any one of claims 1 to 14.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020237017374A KR20230098605A (en) | 2020-11-04 | 2021-10-23 | Seat built-in airbag device |
CN202180069043.3A CN116323309A (en) | 2020-11-04 | 2021-10-23 | Seat built-in airbag device |
JP2022560715A JP7381772B2 (en) | 2020-11-04 | 2021-10-23 | Seat built-in airbag device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020-184728 | 2020-11-04 | ||
JP2020184728 | 2020-11-04 |
Publications (1)
Publication Number | Publication Date |
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WO2022097509A1 true WO2022097509A1 (en) | 2022-05-12 |
Family
ID=81457796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2021/039186 WO2022097509A1 (en) | 2020-11-04 | 2021-10-23 | Airbag-embedded seat device |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP7381772B2 (en) |
KR (1) | KR20230098605A (en) |
CN (1) | CN116323309A (en) |
WO (1) | WO2022097509A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023233810A1 (en) * | 2022-05-31 | 2023-12-07 | オートリブ ディベロップメント エービー | Vehicle occupant protection device |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003237520A (en) * | 2002-02-13 | 2003-08-27 | Daihatsu Motor Co Ltd | Seat structure of vehicle |
JP2007015466A (en) * | 2005-07-05 | 2007-01-25 | Toyoda Gosei Co Ltd | Occupant crash protection device |
JP2018090054A (en) * | 2016-12-01 | 2018-06-14 | 三菱自動車工業株式会社 | Occupant protection device |
JP2018135036A (en) * | 2017-02-23 | 2018-08-30 | トヨタ自動車株式会社 | Vehicle occupant restraint device |
JP2019059381A (en) * | 2017-09-27 | 2019-04-18 | 豊田合成株式会社 | Fur side airbag device |
JP2019171985A (en) * | 2018-03-27 | 2019-10-10 | トヨタ自動車株式会社 | Occupant protection device for vehicle |
JP2020069871A (en) * | 2018-10-30 | 2020-05-07 | トヨタ自動車株式会社 | Occupant protection device for vehicle |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5078248B2 (en) | 2005-10-28 | 2012-11-21 | タカタ株式会社 | Crew restraint system |
JP6865723B2 (en) | 2018-10-08 | 2021-04-28 | オートリブ ディベロップメント エービー | Vehicle seat |
-
2021
- 2021-10-23 KR KR1020237017374A patent/KR20230098605A/en unknown
- 2021-10-23 JP JP2022560715A patent/JP7381772B2/en active Active
- 2021-10-23 WO PCT/JP2021/039186 patent/WO2022097509A1/en active Application Filing
- 2021-10-23 CN CN202180069043.3A patent/CN116323309A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003237520A (en) * | 2002-02-13 | 2003-08-27 | Daihatsu Motor Co Ltd | Seat structure of vehicle |
JP2007015466A (en) * | 2005-07-05 | 2007-01-25 | Toyoda Gosei Co Ltd | Occupant crash protection device |
JP2018090054A (en) * | 2016-12-01 | 2018-06-14 | 三菱自動車工業株式会社 | Occupant protection device |
JP2018135036A (en) * | 2017-02-23 | 2018-08-30 | トヨタ自動車株式会社 | Vehicle occupant restraint device |
JP2019059381A (en) * | 2017-09-27 | 2019-04-18 | 豊田合成株式会社 | Fur side airbag device |
JP2019171985A (en) * | 2018-03-27 | 2019-10-10 | トヨタ自動車株式会社 | Occupant protection device for vehicle |
JP2020069871A (en) * | 2018-10-30 | 2020-05-07 | トヨタ自動車株式会社 | Occupant protection device for vehicle |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023233810A1 (en) * | 2022-05-31 | 2023-12-07 | オートリブ ディベロップメント エービー | Vehicle occupant protection device |
Also Published As
Publication number | Publication date |
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JPWO2022097509A1 (en) | 2022-05-12 |
CN116323309A (en) | 2023-06-23 |
JP7381772B2 (en) | 2023-11-16 |
KR20230098605A (en) | 2023-07-04 |
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