JP4873020B2 - 車両用衝突検知装置 - Google Patents
車両用衝突検知装置 Download PDFInfo
- Publication number
- JP4873020B2 JP4873020B2 JP2009022162A JP2009022162A JP4873020B2 JP 4873020 B2 JP4873020 B2 JP 4873020B2 JP 2009022162 A JP2009022162 A JP 2009022162A JP 2009022162 A JP2009022162 A JP 2009022162A JP 4873020 B2 JP4873020 B2 JP 4873020B2
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- vehicle
- chamber
- collision detection
- chamber member
- 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.)
- Expired - Fee Related
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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
- B60R21/01—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
- B60R19/48—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
- 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
- B60R19/04—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects formed from more than one section in a side-by-side arrangement
- B60R19/12—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects formed from more than one section in a side-by-side arrangement vertically spaced
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Body Structure For Vehicles (AREA)
Description
前記チャンバ部材は、前記チャンバ本体から管状に延設されると共に、外部空間から前記チャンバ空間内へ圧力を導入可能な圧力導入口が設けられた圧力導入部を有し、
車速センサから入力される車速検出結果と前記圧力センサによる圧力検出結果とに基づいて前記チャンバ部材が破損しているか否かを判定するチャンバ状態判定部を備えたことを特徴とする。
4:バンパレインフォースメント 4a:バンパレインフォースメント前面 5:サイドメンバ 6:アブソーバ 601:下部 602:上部 601a、601b:板状部 61:ロアアブソーバ 6a、61a:凹部
7:チャンバ部材 71:チャンバ本体 71b:下壁部 72:圧力導入部 72a:圧力導入口 73:延設部 7a:チャンバ空間 8:圧力センサ 81:圧力導入管
10:歩行者保護装置ECU 10a:信号線 20:通風口
101:参考例の車両用衝突検知装置 103:バンパカバー 104:バンパレインフォースメント 106:アブソーバ 107:チャンバ部材 107a:チャンバ空間
Claims (5)
- 車両バンパ内でバンパレインフォースメントの前面に配設されチャンバ空間を内部に形成してなるチャンバ本体を有するチャンバ部材と、前記チャンバ空間内の圧力を検出する圧力センサとを備え、前記圧力センサによる圧力検出結果に基づいて前記車両バンパへの衝突を検知するように構成された車両用衝突検知装置において、
前記チャンバ部材は、前記チャンバ本体から管状に延設されると共に、外部空間から前記チャンバ空間内へ圧力を導入可能な圧力導入口が設けられた圧力導入部を有し、
車速センサから入力される車速検出結果と前記圧力センサによる圧力検出結果とに基づいて前記チャンバ部材が破損しているか否かを判定するチャンバ状態判定部を備えたことを特徴とする車両用衝突検知装置。 - 前記圧力導入部の前記圧力導入口は、車体底面より外部に開口していることを特徴とする請求項1に記載の車両用衝突検知装置。
- 前記圧力導入部の前記圧力導入口は、車両前面の通風口から導入される走行風の流動経路内で前記走行風の流動方向と交差する向きに開口していることを特徴とする請求項1に記載の車両用衝突検知装置。
- 前記チャンバ部材は、前記チャンバ本体と前記圧力導入部とが一体的に形成されていることを特徴とする請求項1乃至3のいずれか1つに記載の車両用衝突検知装置。
- 前記圧力導入部は、車両バンパ内下部に設けられて衝撃を吸収するロアアブソーバによって少なくとも一部が支持されたことを特徴とする請求項1に記載の車両用衝突検知装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009022162A JP4873020B2 (ja) | 2009-02-03 | 2009-02-03 | 車両用衝突検知装置 |
DE102010000223A DE102010000223A1 (de) | 2009-02-03 | 2010-01-27 | Kollisionserfassungsvorrichtung für ein Fahrzeug |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009022162A JP4873020B2 (ja) | 2009-02-03 | 2009-02-03 | 車両用衝突検知装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010179667A JP2010179667A (ja) | 2010-08-19 |
JP4873020B2 true JP4873020B2 (ja) | 2012-02-08 |
Family
ID=42761554
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009022162A Expired - Fee Related JP4873020B2 (ja) | 2009-02-03 | 2009-02-03 | 車両用衝突検知装置 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP4873020B2 (ja) |
DE (1) | DE102010000223A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5402908B2 (ja) * | 2010-11-05 | 2014-01-29 | 株式会社デンソー | 車両用衝突検知装置 |
JP5424067B2 (ja) * | 2011-07-06 | 2014-02-26 | 株式会社デンソー | 車両用衝突検知装置 |
JP5962435B2 (ja) * | 2012-10-26 | 2016-08-03 | トヨタ自動車株式会社 | 歩行者衝突検出装置を備えた車両用バンパ |
DE102013205490A1 (de) | 2013-03-27 | 2014-10-02 | Bayerische Motoren Werke Aktiengesellschaft | Stoßfängeranordnung für einen Personenkraftwagen sowie Personenkraftwagen mit einer solchen Stoßfängeranordnung |
JP6079712B2 (ja) | 2014-07-24 | 2017-02-15 | トヨタ自動車株式会社 | 車両用バンパ |
CN110091818A (zh) * | 2019-04-30 | 2019-08-06 | 安徽丰源车业有限公司 | 一种新能源环卫电动车后防撞装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04293656A (ja) * | 1991-03-22 | 1992-10-19 | Furukawa Electric Co Ltd:The | 車両の速度検出装置 |
JP4539281B2 (ja) | 2004-10-22 | 2010-09-08 | 株式会社デンソー | 車両用障害物判別装置 |
JP4403517B2 (ja) * | 2007-07-13 | 2010-01-27 | 株式会社デンソー | 車両用衝突検知装置 |
-
2009
- 2009-02-03 JP JP2009022162A patent/JP4873020B2/ja not_active Expired - Fee Related
-
2010
- 2010-01-27 DE DE102010000223A patent/DE102010000223A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE102010000223A1 (de) | 2010-10-28 |
JP2010179667A (ja) | 2010-08-19 |
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