JP5429571B2 - 車両用衝突検知装置 - Google Patents
車両用衝突検知装置 Download PDFInfo
- Publication number
- JP5429571B2 JP5429571B2 JP2010243285A JP2010243285A JP5429571B2 JP 5429571 B2 JP5429571 B2 JP 5429571B2 JP 2010243285 A JP2010243285 A JP 2010243285A JP 2010243285 A JP2010243285 A JP 2010243285A JP 5429571 B2 JP5429571 B2 JP 5429571B2
- Authority
- JP
- Japan
- Prior art keywords
- collision
- pressure
- vehicle
- determination unit
- pressure sensor
- 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
- B60R19/18—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
-
- 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
-
- 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
-
- 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
- B60R2019/1873—Cellular materials
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Description
2:車両バンパ、 3:バンパカバー、 4:バンパレインフォースメント、
5:サイドメンバ、 6:アブソーバ、 7:チャンバ部材、
8:第一圧力センサ、 9:第二圧力センサ、 10:歩行者保護装置ECU、
11:第一判別部、 12:第二判別部、 13:送信部
Claims (4)
- 車両に搭載され、チャンバ空間が内部に形成され且つ呼吸孔を有するチャンバ部材と、
前記チャンバ空間の圧力を検出する第一圧力センサと、
前記チャンバ空間の圧力を検出する第二圧力センサと、
前記第一圧力センサの検知信号に基づいて前記車両への衝突を判別する第一判別部と、
前記第二圧力センサの検知信号に基づいて前記車両への衝突を判別する第二判別部と、
前記第一判別部及び前記第二判別部の判別結果に基づいて前記車両への衝突情報を外部に送信する送信部と、
を備え、
前記第二判別部の検知レンジの大きさは、前記第一判別部の検知レンジの大きさと異なり、
前記第一判別部は、前記車両への衝突物の種類を判別し、
前記第二判別部は、前記車両への衝突の有無を判別することを特徴とする車両用衝突検知装置。 - 前記第一判別部は、前記第一圧力センサの検知信号に基づいて、外気圧による圧力変化及び衝突による圧力上昇値を算出し、
前記第二判別部は、検知レンジが前記第一判別部より小さく、前記第二圧力センサの検知信号に基づいて、衝突による圧力上昇値を算出する請求項1に記載の車両用衝突検知装置。 - 前記第一圧力センサは、前記チャンバ空間の絶対圧を検出し、
前記第二圧力センサは、外気圧に対する前記チャンバ空間の相対圧を検出する請求項1又は2に記載の車両用衝突検知装置。 - 前記チャンバ部材は、車両バンパのバンパカバー内でバンパレインフォースメントの前面に配設され、
前記判別部は、前記車両への歩行者の衝突を判別する請求項1〜3の何れか一項に記載の車両用衝突検知装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010243285A JP5429571B2 (ja) | 2010-10-29 | 2010-10-29 | 車両用衝突検知装置 |
DE201110054754 DE102011054754A1 (de) | 2010-10-29 | 2011-10-24 | Kollisionserfassungsgerät für ein Fahrzeug |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010243285A JP5429571B2 (ja) | 2010-10-29 | 2010-10-29 | 車両用衝突検知装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012096562A JP2012096562A (ja) | 2012-05-24 |
JP5429571B2 true JP5429571B2 (ja) | 2014-02-26 |
Family
ID=45935781
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010243285A Expired - Fee Related JP5429571B2 (ja) | 2010-10-29 | 2010-10-29 | 車両用衝突検知装置 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP5429571B2 (ja) |
DE (1) | DE102011054754A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011014251A1 (de) * | 2011-03-17 | 2012-09-20 | Continental Automotive Gmbh | Verfahren zur Aufpralldetektion mittels eines Drucksensors sowie Aufpralldetektorsystem |
DE102013205490A1 (de) * | 2013-03-27 | 2014-10-02 | Bayerische Motoren Werke Aktiengesellschaft | Stoßfängeranordnung für einen Personenkraftwagen sowie Personenkraftwagen mit einer solchen Stoßfängeranordnung |
DE102013215331A1 (de) * | 2013-08-05 | 2015-02-05 | Continental Automotive Gmbh | Aufprallsensor für ein Kraftfahrzeug mit zwei Drucksensoren in einem Elektronikgehäuse sowie einem beweglichen Wandabschnitt dazwischen |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006306160A (ja) * | 2005-04-26 | 2006-11-09 | Denso Corp | 車両用衝突検知システム |
DE102009035024A1 (de) * | 2008-08-28 | 2010-03-04 | Denso Corporation, Kariya-City | Kollisionsdetektor für Fahrzeuge |
JP5420889B2 (ja) * | 2008-12-16 | 2014-02-19 | トヨタ自動車株式会社 | 衝突検出装置 |
JP2010153155A (ja) | 2008-12-25 | 2010-07-08 | Sharp Corp | 無端状照明装置 |
-
2010
- 2010-10-29 JP JP2010243285A patent/JP5429571B2/ja not_active Expired - Fee Related
-
2011
- 2011-10-24 DE DE201110054754 patent/DE102011054754A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JP2012096562A (ja) | 2012-05-24 |
DE102011054754A1 (de) | 2012-05-03 |
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