JP7476909B2 - 車両用助手席エアバッグ装置 - Google Patents
車両用助手席エアバッグ装置 Download PDFInfo
- Publication number
- JP7476909B2 JP7476909B2 JP2022008986A JP2022008986A JP7476909B2 JP 7476909 B2 JP7476909 B2 JP 7476909B2 JP 2022008986 A JP2022008986 A JP 2022008986A JP 2022008986 A JP2022008986 A JP 2022008986A JP 7476909 B2 JP7476909 B2 JP 7476909B2
- Authority
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- Prior art keywords
- straightening tube
- partition member
- lower chamber
- chamber
- vehicle
- 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.)
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- 238000005192 partition Methods 0.000 claims description 101
- 210000003127 knee Anatomy 0.000 claims description 22
- 210000002414 leg Anatomy 0.000 claims description 6
- 230000000452 restraining effect Effects 0.000 claims description 6
- 238000009958 sewing Methods 0.000 description 24
- 239000011521 glass Substances 0.000 description 18
- 230000002093 peripheral effect Effects 0.000 description 16
- 239000004744 fabric Substances 0.000 description 15
- 238000004519 manufacturing process Methods 0.000 description 7
- 208000027418 Wounds and injury Diseases 0.000 description 6
- 230000006378 damage Effects 0.000 description 6
- 208000014674 injury Diseases 0.000 description 6
- 210000003141 lower extremity Anatomy 0.000 description 6
- 101001108245 Cavia porcellus Neuronal pentraxin-2 Proteins 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 1
- 238000009963 fulling Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
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
- B60R21/20—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
- 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
- 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
- B60R21/2346—Soft diffusers
-
- 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
- B60R21/239—Inflatable members characterised by their venting 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
- B60R21/261—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 with means other than bag structure to diffuse or guide inflation fluid
-
- 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
- B60R2021/161—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags characterised by additional means for controlling deployment trajectory
-
- 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
- B60R2021/23324—Inner walls crating separate compartments, e.g. communicating with vents
-
- 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
-
- 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
- B60R21/239—Inflatable members characterised by their venting means
- B60R2021/2395—Inflatable members characterised by their venting means comprising means to control the venting
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Air Bags (AREA)
Description
まず、第1実施形態について説明する。図1に示されるように、第1実施形態に係る車両用助手席エアバッグ装置(以下「エアバッグ装置」という)20は、一例として、右ハンドルの車両10に設けられている。すなわち、このエアバッグ装置20は、車両10の左前席である助手席12に着座した乗員P1の膝から脛の前方に位置する樹脂製のインストルメントパネル(以下「インパネ」という)14の下部側(後述するドア部16の内側)に収納されている。
次に、第2実施形態について説明する。なお、上記第1実施形態と同等の部位には、同じ符号を付して詳細な説明は適宜省略する。
12 助手席
14 インパネ(インストルメントパネル)
20 エアバッグ装置(車両用助手席エアバッグ装置)
24 インフレータ
26 第1平面パネル
28 第2平面パネル
30 エアバッグ本体
32 下方チャンバ
34 第1下方チャンバ
35 下部仕切部材
36 第2下方チャンバ
37 上部仕切部材
38 上方チャンバ
40 整流筒
48 テザー
50 整流筒
58 保持部材
P2 乗員
Claims (4)
- 車両の助手席に着座した乗員の膝から脛の前方に位置するインストルメントパネルの下部側に収納され、乗員の下肢を拘束する下方チャンバと、乗員の上体を拘束する上方チャンバと、に上部仕切部材によって仕切られるとともに、前記下方チャンバが下部仕切部材によって第1下方チャンバと第2下方チャンバとに仕切られたエアバッグ本体と、
前記エアバッグ本体の内部に前記上部仕切部材及び前記下部仕切部材を貫通するように設けられ、インフレータから噴出されたガスを前記第1下方チャンバと前記第2下方チャンバと前記上方チャンバとに分配する整流筒と、
を備え、
前記整流筒は、前記ガスの噴出によって膨張展開したときに、前記上部仕切部材を通過する領域の断面形状と、前記下部仕切部材を通過する領域の断面形状と、が車幅方向を長手方向とする扁平状に形成されるとともに、前記インストルメントパネルの後面の外形状に沿った湾曲形状を成すように形成され、前記第1下方チャンバの前壁の内面と、前記第2下方チャンバの後壁の内面と、前記上方チャンバの前壁の内面と、に前記ガスを吹き付けるように構成されている車両用助手席エアバッグ装置。 - 前記整流筒は、少なくとも前記上方チャンバの前壁の内面へ臨む開口部の内径が、前記第1下方チャンバの前壁の内面へ臨む開口部の内径及び前記第2下方チャンバの後壁の内面へ臨む開口部の内径よりも大きく形成されている請求項1に記載の車両用助手席エアバッグ装置。
- 前記整流筒は、車両前後方向の厚みを規制するテザーによって、前記扁平状に形成されている請求項1又は請求項2に記載の車両用助手席エアバッグ装置。
- 前記エアバッグ本体は、インストルメントパネル側に配置される第1平面パネルと、乗員側に配置される第2平面パネルと、で構成されるとともに、前記第1平面パネルの上下方向に沿った周長が前記第2平面パネルの上下方向に沿った周長よりも短く設定されている請求項1~請求項3の何れか1項に記載の車両用助手席エアバッグ装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2022008986A JP7476909B2 (ja) | 2022-01-24 | 2022-01-24 | 車両用助手席エアバッグ装置 |
CN202211491492.XA CN116476773A (zh) | 2022-01-24 | 2022-11-25 | 车辆乘客座椅安全气囊装置 |
US18/070,645 US11970127B2 (en) | 2022-01-24 | 2022-11-29 | Vehicle passenger seat airbag device |
JP2023220819A JP2024024685A (ja) | 2022-01-24 | 2023-12-27 | 車両用助手席エアバッグ装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2022008986A JP7476909B2 (ja) | 2022-01-24 | 2022-01-24 | 車両用助手席エアバッグ装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2023220819A Division JP2024024685A (ja) | 2022-01-24 | 2023-12-27 | 車両用助手席エアバッグ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2023107683A JP2023107683A (ja) | 2023-08-03 |
JP7476909B2 true JP7476909B2 (ja) | 2024-05-01 |
Family
ID=87210735
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022008986A Active JP7476909B2 (ja) | 2022-01-24 | 2022-01-24 | 車両用助手席エアバッグ装置 |
JP2023220819A Pending JP2024024685A (ja) | 2022-01-24 | 2023-12-27 | 車両用助手席エアバッグ装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2023220819A Pending JP2024024685A (ja) | 2022-01-24 | 2023-12-27 | 車両用助手席エアバッグ装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11970127B2 (ja) |
JP (2) | JP7476909B2 (ja) |
CN (1) | CN116476773A (ja) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10021845A1 (de) | 2000-05-05 | 2001-11-08 | Volkswagen Ag | Dualairbagsystem als Rückhaltemittel bei einem Frontalaufprall |
JP2005096625A (ja) | 2003-09-25 | 2005-04-14 | Toyoda Gosei Co Ltd | 膝保護用エアバッグ装置 |
WO2011010386A1 (ja) | 2009-07-24 | 2011-01-27 | トヨタ自動車株式会社 | エアバッグ装置 |
JP2011143805A (ja) | 2010-01-14 | 2011-07-28 | Toyota Motor Corp | エアバッグ装置 |
JP2015217719A (ja) | 2014-05-14 | 2015-12-07 | 本田技研工業株式会社 | 車両用ニーエアバッグ装置 |
JP2019116276A (ja) | 2019-04-26 | 2019-07-18 | 豊田合成株式会社 | サイドエアバッグ装置 |
CN209757036U (zh) | 2019-03-08 | 2019-12-10 | 延锋百利得(上海)汽车安全***有限公司 | 一种用于副驾驶乘员头颈胸及腿部安全气囊 |
Family Cites Families (11)
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---|---|---|---|---|
US3788665A (en) | 1971-05-12 | 1974-01-29 | Gen Motors Corp | Occupant restraint system |
JP3316315B2 (ja) | 1994-09-06 | 2002-08-19 | タカタ株式会社 | 助手席用エアバッグ装置 |
US6086092A (en) * | 1998-07-07 | 2000-07-11 | Trw Vehicle Safety Systems Inc. | Inflatable vehicle occupant protection device |
DE19847854C2 (de) * | 1998-10-16 | 2002-06-20 | Breed Automotive Tech | Zweikammerluftsack |
US6752417B2 (en) * | 2001-05-21 | 2004-06-22 | Toyoda Gosei Co., Ltd. | Knee protecting airbag device |
JP4155261B2 (ja) * | 2004-11-22 | 2008-09-24 | トヨタ自動車株式会社 | 車両用乗員下肢保護装置 |
WO2011010387A1 (ja) * | 2009-07-24 | 2011-01-27 | トヨタ自動車株式会社 | エアバッグ装置 |
JP5120353B2 (ja) | 2009-09-17 | 2013-01-16 | トヨタ自動車株式会社 | エアバッグ装置 |
JP5170068B2 (ja) | 2009-11-25 | 2013-03-27 | 豊田合成株式会社 | エアバッグ装置 |
DE102011053863A1 (de) * | 2011-09-22 | 2013-03-28 | Autoliv Development Ab | Knieairbag mit einem formgebenden inneren Füllschlauch |
JP2022178228A (ja) * | 2021-05-19 | 2022-12-02 | トヨタ自動車株式会社 | 車両用助手席エアバッグ装置 |
-
2022
- 2022-01-24 JP JP2022008986A patent/JP7476909B2/ja active Active
- 2022-11-25 CN CN202211491492.XA patent/CN116476773A/zh active Pending
- 2022-11-29 US US18/070,645 patent/US11970127B2/en active Active
-
2023
- 2023-12-27 JP JP2023220819A patent/JP2024024685A/ja active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10021845A1 (de) | 2000-05-05 | 2001-11-08 | Volkswagen Ag | Dualairbagsystem als Rückhaltemittel bei einem Frontalaufprall |
JP2005096625A (ja) | 2003-09-25 | 2005-04-14 | Toyoda Gosei Co Ltd | 膝保護用エアバッグ装置 |
WO2011010386A1 (ja) | 2009-07-24 | 2011-01-27 | トヨタ自動車株式会社 | エアバッグ装置 |
JP2011143805A (ja) | 2010-01-14 | 2011-07-28 | Toyota Motor Corp | エアバッグ装置 |
JP2015217719A (ja) | 2014-05-14 | 2015-12-07 | 本田技研工業株式会社 | 車両用ニーエアバッグ装置 |
CN209757036U (zh) | 2019-03-08 | 2019-12-10 | 延锋百利得(上海)汽车安全***有限公司 | 一种用于副驾驶乘员头颈胸及腿部安全气囊 |
JP2019116276A (ja) | 2019-04-26 | 2019-07-18 | 豊田合成株式会社 | サイドエアバッグ装置 |
Also Published As
Publication number | Publication date |
---|---|
CN116476773A (zh) | 2023-07-25 |
US11970127B2 (en) | 2024-04-30 |
JP2024024685A (ja) | 2024-02-22 |
US20230234531A1 (en) | 2023-07-27 |
JP2023107683A (ja) | 2023-08-03 |
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