JP2006117157A - 車両用障害物判別装置 - Google Patents
車両用障害物判別装置 Download PDFInfo
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- JP2006117157A JP2006117157A JP2004308453A JP2004308453A JP2006117157A JP 2006117157 A JP2006117157 A JP 2006117157A JP 2004308453 A JP2004308453 A JP 2004308453A JP 2004308453 A JP2004308453 A JP 2004308453A JP 2006117157 A JP2006117157 A JP 2006117157A
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- Prior art keywords
- obstacle
- vehicle
- pressure
- chamber
- absorber
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/48—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects combined with, or convertible into, other devices or objects, e.g. bumpers combined with road brushes, bumpers convertible into beds
- B60R19/483—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects combined with, or convertible into, other devices or objects, e.g. bumpers combined with road brushes, bumpers convertible into beds with obstacle sensors of electric or electronic type
-
- 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
- B60R21/0136—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 actual contact with an obstacle, e.g. to vehicle deformation, bumper displacement or bumper velocity relative to the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
- B60R2019/186—Additional energy absorbing means supported on bumber beams, e.g. cellular structures or material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
- B60R2019/186—Additional energy absorbing means supported on bumber beams, e.g. cellular structures or material
- B60R2019/1866—Cellular structures
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Air Bags (AREA)
Abstract
【解決手段】車両バンパ1への障害物の衝突が発生すると、アブソーバ4において衝突部分のチャンバ部材4aに潰れが生じ、チャンバ4b内に封入された気体の圧力が上昇する。そして、チャンバ4b内の圧力変化が圧力センサ6によって検出される。圧力変化の大きさは障害物の質量によって異なるので、エアバッグECU10は、圧力センサ6からアナログ出力される電圧を取り込み、車速に応じて決定される閾値を超えているか否かによって障害物が歩行者であるか否かを判別することができる。
【選択図】図6
Description
バンパカバー内でバンパリンフォースの前面に配設され且つ内部にチャンバが形成されたアブソーバと、
前記チャンバ内の圧力変化を検出可能な圧力検出手段と、
その圧力検出手段による検出結果に基づいて障害物の種類を判別する障害物判別手段と
を備えたことを特徴とする車両用障害物判別装置。
前記圧力検出手段は、前記チャンバ内の気体圧力の変化を検出可能であることを特徴とする手段1乃至3のいずれかに記載の車両用障害物判別装置。
前記圧力検出手段は、前記チャンバ内の液体圧力の変化を検出可能であることを特徴とする手段1乃至3のいずれかに記載の車両用障害物判別装置。
前記障害物判別手段は、前記車速検出手段による車速の検出結果と前記圧力検出手段による圧力変化の検出結果とに基づいて障害物の種類を判別することを特徴とする手段1乃至5のいずれかに記載の車両用障害物判別装置。
2 バンパカバー
3 バンパリンフォース
4 アブソーバ
4a チャンバ部材
4b チャンバ
6 圧力センサ(圧力検出手段)
7 チューブ
9 車速センサ(車速検出手段)
10 エアバッグECU(障害物判別手段)
Claims (6)
- 車両バンパへ衝突する障害物の種類を判別する車両用障害物判別装置において、
バンパカバー内でバンパリンフォースの前面に配設され且つ内部にチャンバが形成されたアブソーバと、
前記チャンバ内の圧力変化を検出可能な圧力検出手段と、
その圧力検出手段による検出結果に基づいて障害物の種類を判別する障害物判別手段と
を備えたことを特徴とする車両用障害物判別装置。 - 前記アブソーバの内部に複数のチャンバが車両幅方向に沿って配列形成されたことを特徴とする請求項1に記載の車両用障害物判別装置。
- 前記アブソーバの内部に車両幅方向に延びる単一のチャンバが形成されたことを特徴とする請求項1に記載の車両用障害物判別装置。
- 前記チャンバ内には気体が封入され、
前記圧力検出手段は、前記チャンバ内の気体圧力の変化を検出可能であることを特徴とする請求項1乃至3のいずれかに記載の車両用障害物判別装置。 - 前記チャンバ内には液体が封入され、
前記圧力検出手段は、前記チャンバ内の液体圧力の変化を検出可能であることを特徴とする請求項1乃至3のいずれかに記載の車両用障害物判別装置。 - 車速を検出可能な車速検出手段を備え、
前記障害物判別手段は、前記車速検出手段による車速の検出結果と前記圧力検出手段による圧力変化の検出結果とに基づいて障害物の種類を判別することを特徴とする請求項1乃至5のいずれかに記載の車両用障害物判別装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004308453A JP4539281B2 (ja) | 2004-10-22 | 2004-10-22 | 車両用障害物判別装置 |
US11/251,793 US7429916B2 (en) | 2004-10-22 | 2005-10-18 | Obstacle discrimination device for vehicle |
DE102005050393A DE102005050393A1 (de) | 2004-10-22 | 2005-10-20 | Hindernisunterscheidungsvorrichtung für ein Fahrzeug |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004308453A JP4539281B2 (ja) | 2004-10-22 | 2004-10-22 | 車両用障害物判別装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006117157A true JP2006117157A (ja) | 2006-05-11 |
JP4539281B2 JP4539281B2 (ja) | 2010-09-08 |
Family
ID=36129166
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004308453A Expired - Fee Related JP4539281B2 (ja) | 2004-10-22 | 2004-10-22 | 車両用障害物判別装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7429916B2 (ja) |
JP (1) | JP4539281B2 (ja) |
DE (1) | DE102005050393A1 (ja) |
Cited By (48)
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JP2007290682A (ja) * | 2006-03-29 | 2007-11-08 | Denso Corp | 衝突検知手段 |
JP2008062879A (ja) * | 2006-09-11 | 2008-03-21 | Denso Corp | 車両用衝突検知装置 |
DE102008013546A1 (de) | 2007-06-19 | 2008-12-24 | Denso Corp., Kariya-shi | Kollision-Detektorvorrichtung für ein Automobil |
DE102008023484A1 (de) | 2007-06-21 | 2009-01-02 | Denso Corp., Kariya-shi | Fahrzeug-Kollision-Detektorgerät |
DE102008025466A1 (de) | 2007-07-04 | 2009-01-08 | Denso Corp., Kariya-shi | Vorrichtung und Verfahren zum Detektieren einer Fußgängerkollision |
DE102008021611A1 (de) | 2007-07-13 | 2009-01-15 | Denso Corp., Kariya-shi | Kollision-Detektorvorrichtung für Automobile |
DE102008031669A1 (de) | 2007-07-13 | 2009-01-22 | Denso Corp., Kariya-shi | Kollision detektierender Sensor für ein Fahrzeug |
DE102008032787A1 (de) | 2007-07-17 | 2009-01-22 | Denso Corp., Kariya-shi | Kollisionserfassungsvorrichtung |
DE102008031677A1 (de) | 2007-07-13 | 2009-01-22 | Denso Corp., Kariya-shi | Kollision detektierender Sensor für ein Fahrzeug |
DE102008031069A1 (de) | 2007-07-17 | 2009-01-22 | Denso Corp., Kariya-shi | Fahrzeug-Kollisionserfassungsvorrichtung |
DE102008032788A1 (de) | 2007-07-17 | 2009-01-22 | Denso Corporation, Kariya | Kollisionserfassungsvorrichtung |
DE102008031672A1 (de) | 2007-07-17 | 2009-01-22 | Denso Corp., Kariya-shi | Kollisionsdetektor |
DE102008031673A1 (de) | 2007-07-17 | 2009-01-29 | Denso Corporation, Kariya | Fahrzeug-Kollision-Detektorvorrichtung |
DE102008034157A1 (de) | 2007-07-23 | 2009-02-19 | Denso Corp., Kariya-shi | Kollisionserfassungsvorrichtung und Verfahren für dieselbe |
DE102008064074A1 (de) | 2008-02-14 | 2009-08-20 | DENSO CORPORATION, Kariya-shi | Kollisionserfassungsvorrichtung |
DE102009003893A1 (de) | 2008-02-14 | 2009-08-20 | DENSO CORPORATION, Kariya-shi | Kollision-Detektorvorrichtung, die innerhalb eines Stoßfängers eines Automobils installiert ist |
JP2009196463A (ja) * | 2008-02-20 | 2009-09-03 | Keihin Corp | 歩行者衝突検知装置及び歩行者保護システム |
DE102009010620A1 (de) | 2008-03-04 | 2009-09-10 | DENSO CORPORATION, Kariya-shi | Kollisionsdetektionsvorrichtung für ein Fahrzeug |
DE102009008179A1 (de) | 2008-02-20 | 2009-09-17 | DENSO CORPORATION, Kariya-shi | Kollisionsdetektionsvorrichtung für ein Fahrzeug |
DE102009010479A1 (de) | 2008-03-12 | 2009-09-17 | DENSO CORPORATION, Kariya-shi | Kollisions-Detektorvorrichtung für ein Fahrzeug |
JP2009234427A (ja) * | 2008-03-27 | 2009-10-15 | Denso Corp | 車両用衝突検知装置 |
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JP2010051140A (ja) * | 2008-08-25 | 2010-03-04 | Toyota Motor Corp | 高電圧電源回路の制御装置および制御方法、該制御装置を備える車両 |
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Cited By (104)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007290682A (ja) * | 2006-03-29 | 2007-11-08 | Denso Corp | 衝突検知手段 |
JP2008062879A (ja) * | 2006-09-11 | 2008-03-21 | Denso Corp | 車両用衝突検知装置 |
US7782180B2 (en) | 2007-06-19 | 2010-08-24 | Denso Corporation | Collision-detecting device for automotive vehicle |
DE102008013546A1 (de) | 2007-06-19 | 2008-12-24 | Denso Corp., Kariya-shi | Kollision-Detektorvorrichtung für ein Automobil |
JP2009001075A (ja) * | 2007-06-19 | 2009-01-08 | Denso Corp | 車両用衝突検知装置 |
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US20060087417A1 (en) | 2006-04-27 |
DE102005050393A1 (de) | 2006-04-27 |
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