JP4350584B2 - 車体前部構造 - Google Patents
車体前部構造 Download PDFInfo
- Publication number
- JP4350584B2 JP4350584B2 JP2004138322A JP2004138322A JP4350584B2 JP 4350584 B2 JP4350584 B2 JP 4350584B2 JP 2004138322 A JP2004138322 A JP 2004138322A JP 2004138322 A JP2004138322 A JP 2004138322A JP 4350584 B2 JP4350584 B2 JP 4350584B2
- Authority
- JP
- Japan
- Prior art keywords
- bumper
- bumper beam
- energy
- deformation
- wall portion
- 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
Links
- 239000006096 absorbing agent Substances 0.000 claims description 28
- 230000009466 transformation Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000001976 improved effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
Images
Classifications
-
- 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
- B60R19/18—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
- B60R2019/1806—Structural beams therefor, e.g. shock-absorbing
- B60R2019/1813—Structural beams therefor, e.g. shock-absorbing made of metal
- B60R2019/1826—Structural beams therefor, e.g. shock-absorbing made of metal of high-tension steel
-
- 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)
- Body Structure For Vehicles (AREA)
Description
そこでこの発明は、簡易な構成でエネルギー吸収体の潰れ残りを抑えることができる車体前部構造を提供する。
図6(a)は接合用脚部24における衝突前の状態を示し、この状態からバンパーフェイス11に後方への衝突エネルギーが加わると、バンパーフェイス11が撓んでそのバンパー前壁部18bがセーフティプレート20のプレート前壁部20bに当接し、バンパーフェイス11を介してセーフティプレート20に前記エネルギー(荷重)が入力される。このとき、各切り欠き部25により部分的に残された各接合用脚部24に応力が集中することから、まずこれら各接合用脚部24において変形が始まることとなる。
そして、上記実施例における構成は一例であり、発明の要旨を逸脱しない範囲で種々の変更が可能であることはいうまでもない。
12 バンパービーム
20 セーフティプレート(エネルギー吸収体)
21 上側後端縁部(開放端部)
22 下側後端縁部(開放端部)
24 接合用脚部
25 切り欠き部
30 変形案内部
Claims (2)
- 車幅方向に延在するバンパーフェイスとバンパービームとの間に、後部が開放された中空の断面形状を有しかつその開放端部がバンパービームに接合されてなるエネルギー吸収体を備え、前記バンパーフェイスに後方への衝突エネルギーが加わった際には、該エネルギーを前記エネルギー吸収体の変形により吸収する車体前部構造において、
前記開放端部に、その一部を前記バンパービームとの接合用脚部として残す切り欠き部を設け、前記接合用脚部に、前記衝突エネルギーによる変形初期に前記開放端部を前記エネルギー吸収体の断面内方向に傾かせる変形案内部を設けたことを特徴とする車体前部構造。 - 車幅方向に延在するバンパーフェイスとバンパービームとの間に、後部が開放された中空の断面形状を有しかつその開放端部がバンパービームに接合されてなるエネルギー吸収体を備え、前記バンパーフェイスに後方への衝突エネルギーが加わった際には、該エネルギーを前記エネルギー吸収体の変形により吸収する車体前部構造において、
前記開放端部を、接合用脚部を介して前記バンパービームに接合し、前記接合用脚部に、前記衝突エネルギーによる変形初期に前記開放端部を前記エネルギー吸収体の断面内方向に傾かせる変形案内部を設けたことを特徴とする車体前部構造。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004138322A JP4350584B2 (ja) | 2004-05-07 | 2004-05-07 | 車体前部構造 |
US11/120,771 US7144055B2 (en) | 2004-05-07 | 2005-05-03 | Vehicle body frontal structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004138322A JP4350584B2 (ja) | 2004-05-07 | 2004-05-07 | 車体前部構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005319859A JP2005319859A (ja) | 2005-11-17 |
JP4350584B2 true JP4350584B2 (ja) | 2009-10-21 |
Family
ID=35238787
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004138322A Expired - Fee Related JP4350584B2 (ja) | 2004-05-07 | 2004-05-07 | 車体前部構造 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7144055B2 (ja) |
JP (1) | JP4350584B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011099206A1 (ja) | 2010-02-12 | 2011-08-18 | 本田技研工業株式会社 | 車両用バンパー構造 |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4280153B2 (ja) * | 2003-11-28 | 2009-06-17 | キョーラク株式会社 | 車両用衝撃吸収体 |
DE102005002068A1 (de) * | 2005-01-14 | 2006-08-03 | Behr Gmbh & Co. Kg | Befestigungseinrichtung für eine Wärmetauschereinheit und Fahrzeug mit einer Wärmetauschereinheit |
US7517006B2 (en) * | 2006-01-31 | 2009-04-14 | Mazda Motor Corporation | Front structure of automotive vehicle |
US7540543B2 (en) * | 2006-03-27 | 2009-06-02 | Chrysler Llc | Front bumper energy absorber with integrated debris grille |
JP4330652B2 (ja) * | 2007-03-28 | 2009-09-16 | ユニプレス株式会社 | 車両用金属製アブソーバ、車両用バンパシステム、自動車バンパ用アブソーバ及び自動車バンパシステム |
DE102007018459B4 (de) * | 2007-04-19 | 2011-11-24 | Audi Ag | Karosseriebauteil für einen Kraftwagen |
NO327511B1 (no) * | 2007-06-22 | 2009-07-27 | Plastal As | Energiabsorbent |
US8016331B2 (en) * | 2008-02-14 | 2011-09-13 | Shape Corp. | Energy absorber with sidewall stabilizer ribs |
US7866716B2 (en) | 2008-04-08 | 2011-01-11 | Flex-N-Gate Corporation | Energy absorber for vehicle |
JP5620078B2 (ja) * | 2009-09-03 | 2014-11-05 | 富士重工業株式会社 | 車両用衝撃吸収バンパの衝撃吸収材 |
CN102762414B (zh) * | 2009-11-06 | 2015-09-30 | 沙普公司 | 具有对行人提供均匀的撞击的凸起部的能量吸收器 |
US8356857B2 (en) | 2010-03-05 | 2013-01-22 | Shape Corp. | Hood pedestrian energy absorber |
JP5223900B2 (ja) * | 2010-10-08 | 2013-06-26 | 日産自動車株式会社 | 車両用バンパー |
DE102010050960A1 (de) * | 2010-11-10 | 2012-05-10 | Gm Global Technology Operations Llc (N.D.Ges.D. Staates Delaware) | Stoßfängerquerträger für ein Kraftfahrzeug, Verstärkungsbauteil für einen Stoßfängerquerträger und Verfahren zur Herstellung eines Stoßfängerquerträgers |
JP5564576B2 (ja) * | 2010-11-19 | 2014-07-30 | 本田技研工業株式会社 | 車体構造 |
WO2012122256A2 (en) | 2011-03-09 | 2012-09-13 | Shape Corp. | Vehicle energy absorber for pedestrian's upper leg |
JP5883719B2 (ja) * | 2012-05-08 | 2016-03-15 | 本田技研工業株式会社 | 車体前部構造 |
US8973957B2 (en) | 2013-04-22 | 2015-03-10 | Shape Corp. | Bumper energy absorber with sensor and configured lobes |
CN103754189B (zh) * | 2014-01-23 | 2016-03-16 | 奇瑞汽车股份有限公司 | 汽车用行人上腿部保护装置及汽车 |
JP2015186929A (ja) * | 2014-03-26 | 2015-10-29 | トヨタ自動車株式会社 | 車両用衝撃吸収構造体 |
US9580029B2 (en) * | 2015-06-05 | 2017-02-28 | Toyota Motor Engineering & Manufacturing North America, Inc. | Bumper assemblies including a bumper cover reinforcement and vehicles incorporating the same |
US10065587B2 (en) | 2015-11-23 | 2018-09-04 | Flex|N|Gate Corporation | Multi-layer energy absorber |
DE102016216317A1 (de) * | 2016-08-30 | 2018-03-01 | Bayerische Motoren Werke Aktiengesellschaft | Stoßfängerquerträger |
FR3127179A1 (fr) * | 2021-09-21 | 2023-03-24 | Psa Automobiles Sa | Dispositif de renfort d’une poutre de pare-chocs présentant des surfaces inclinées adaptées aux différents chocs tests. |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3928060A1 (de) * | 1989-08-25 | 1991-02-28 | Daimler Benz Ag | Stossfaenger fuer einen kraftwagen |
US5139297A (en) * | 1991-09-12 | 1992-08-18 | Ford Motor Company | Internal stroking bumper beam |
JPH11342812A (ja) | 1998-06-03 | 1999-12-14 | Honda Motor Co Ltd | エネルギー吸収バンパ |
US6406081B1 (en) * | 2001-03-20 | 2002-06-18 | General Electric Company | Energy absorber system |
JP2003212069A (ja) | 2002-01-25 | 2003-07-30 | Aisin Seiki Co Ltd | 自動車用バンパ装置 |
US7188876B2 (en) * | 2004-09-14 | 2007-03-13 | General Electric Company | Bumper assembly including energy absorber with vertical translation crush lobes |
-
2004
- 2004-05-07 JP JP2004138322A patent/JP4350584B2/ja not_active Expired - Fee Related
-
2005
- 2005-05-03 US US11/120,771 patent/US7144055B2/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011099206A1 (ja) | 2010-02-12 | 2011-08-18 | 本田技研工業株式会社 | 車両用バンパー構造 |
US8500178B2 (en) | 2010-02-12 | 2013-08-06 | Honda Motor Co., Ltd. | Bumper structure for vehicle |
Also Published As
Publication number | Publication date |
---|---|
JP2005319859A (ja) | 2005-11-17 |
US20050248164A1 (en) | 2005-11-10 |
US7144055B2 (en) | 2006-12-05 |
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