WO2014034585A1 - エネルギー吸収部材およびその製造方法 - Google Patents
エネルギー吸収部材およびその製造方法 Download PDFInfo
- Publication number
- WO2014034585A1 WO2014034585A1 PCT/JP2013/072671 JP2013072671W WO2014034585A1 WO 2014034585 A1 WO2014034585 A1 WO 2014034585A1 JP 2013072671 W JP2013072671 W JP 2013072671W WO 2014034585 A1 WO2014034585 A1 WO 2014034585A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- absorbing member
- energy absorbing
- unidirectional
- energy
- fiber reinforced
- Prior art date
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- 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
- B60R19/03—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by material, e.g. composite
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F7/00—Vibration-dampers; Shock-absorbers
- F16F7/12—Vibration-dampers; Shock-absorbers using plastic deformation of members
- F16F7/124—Vibration-dampers; Shock-absorbers using plastic deformation of members characterised by their special construction from fibre-reinforced plastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/021—Fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
- B32B2260/046—Synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/106—Carbon fibres, e.g. graphite fibres
-
- 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
- B60R2019/1833—Structural beams therefor, e.g. shock-absorbing made of plastic material
- B60R2019/1853—Structural beams therefor, e.g. shock-absorbing made of plastic material of reinforced plastic 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
- Y10T156/10—Methods of surface bonding and/or assembly therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24058—Structurally defined web or sheet [e.g., overall dimension, etc.] including grain, strips, or filamentary elements in respective layers or components in angular relation
- Y10T428/24124—Fibers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/30—Woven fabric [i.e., woven strand or strip material]
Definitions
- the present invention relates to an energy absorbing member configured using a fiber reinforced resin and a method for manufacturing the same, and more particularly to an energy absorbing member capable of easily adjusting and setting the amount of energy to be absorbed and a method for manufacturing the same. .
- Patent Documents 1 and 2 disclose an energy absorbing member in which a member for energy absorption is smoothly broken by a specific laminated configuration of a plurality of fiber reinforced resin layers.
- Patent Document 3 discloses that the load at the time of member crushing is stabilized and adjusted early by adjusting the ratio between the thickness of the laminated portion and the number of layers in a plurality of fiber reinforced resin layers to be laminated. An energy absorber that avoids crushing is disclosed.
- An object of the present invention is to provide a settable energy absorbing member and a manufacturing method thereof.
- an energy absorbing member according to the present invention has a laminated structure of a plurality of fiber reinforced resin layers in the member thickness direction, and is drawn at least in one direction as the plurality of fiber reinforced resin layers.
- An energy absorbing member including a plurality of unidirectional materials composed of reinforced fibers and resin, and a plurality of cloth materials composed of reinforced fiber fabric and resin, wherein the plurality of unidirectional materials are long in an external load input direction. are characterized by being sequentially changed.
- the necessary strength and rigidity of the entire member can be easily ensured by including a plurality of cloth materials made of reinforced fiber fabric and resin, and a desired outer shape can be easily obtained. Formed.
- the unidirectional members can be made to function as a stretch material in the extending direction of the reinforcing fibers. Therefore, it is possible to prevent buckling, crushing, or deformation to a state close to them immediately after the impact force is input, and it is possible to shift to sequential fracture after maintaining a high load, so high energy absorption It becomes possible to demonstrate performance.
- the length of the unidirectional material located on the inner layer side in the member thickness direction is set shorter than the length of the unidirectional material located on the outer layer side. It is preferable. In this way, buckling and crushing of each unidirectional material proceeds from the outer layer side of the member. For example, when a built-in object such as another component or a harness is accommodated inside the energy absorbing member, the energy The built-in object can be appropriately protected until the entire absorbing member is largely deformed.
- all the alignment directions of the reinforcing fibers of the plurality of unidirectional materials are set to the external load input direction described above.
- all the unidirectional members can be made to function as strut members in the direction in which the reinforcing fibers extend, and each one is surely arranged in a predetermined order as the input external load increases. It is possible to make the direction material exhibit its energy absorption function, so that smoother energy absorption is possible, and the adjustment and setting of the amount of energy to be absorbed can be adjusted and set to the target value more reliably. Become.
- the unidirectional material is laminated between the cloth material and the cloth material.
- the shape of the unidirectional material before buckling and crushing can be maintained in a stable shape by the adjacent cloth material, and thereby the target energy absorption performance is also stably expressed.
- carbon fibers having a tensile modulus of elasticity of 290 GPa or more are used for the reinforcing fibers of the plurality of unidirectional materials. More preferably, it is desirable to use carbon fibers having a tensile modulus of 430 GPa or more.
- a high elastic modulus carbon fiber By using such a high elastic modulus carbon fiber, it becomes possible to give each unidirectional material itself a high energy absorption performance, and the energy absorption member as a whole is also provided with an excellent energy absorption performance. It will be.
- the energy absorbing member according to the present invention may have a structure in which a core material is interposed in any part of the laminated configuration of the plurality of fiber reinforced resin layers.
- a core material a lightweight core material made of a resin foam, an aluminum honeycomb or the like can be used.
- a sandwich structure it is possible to improve the bending rigidity and increase the plate thickness, thus preventing buckling and crushing when higher impact force is input, or deformation to a state close to them. Therefore, even when a high impact force is input, it is possible to exhibit appropriate energy absorption performance and satisfy the light weight of the entire energy absorbing member.
- a cloth material including a reinforcing fiber fabric in which the orientation angle of the reinforcing fibers with respect to the external load input direction is 0 degree / 90 degrees and a cloth material including a reinforcing fiber fabric of ⁇ 45 degrees are provided. It is also possible to adopt a form. In such a configuration, it becomes possible to give the energy absorbing member appropriate strength and rigidity in a direction close to all directions by arranging the cloth material, and in particular, a cloth material including a reinforced fiber fabric of ⁇ 45 degrees is arranged. By doing so, it is possible to appropriately set the torsional rigidity and torsional strength of the member, and it becomes possible to design an optimum energy absorbing member more easily.
- a form in which a cloth material is disposed as the outermost layer and the innermost layer of the plurality of fiber reinforced resin layers laminated in the thickness direction of the member is also preferable. Since its shape retention is generally considered to be higher for cloth materials containing reinforcing fiber fabrics than unidirectional materials containing reinforcing fibers aligned in one direction, it forms the outermost layer and the innermost layer. By forming the fiber reinforced resin layer with a cloth material instead of a unidirectional material, the desired shape of the entire energy absorbing member can be held more easily and reliably.
- a form in which a fiber reinforced resin layer for forming a design surface is further arranged outside the cloth material of the outermost layer is also preferable.
- the fiber reinforced resin layer for forming the design surface for example, a type having a narrow strand width constituting the cloth material among the cloth materials is preferable from the viewpoint of shape shaping.
- Such a surface fiber reinforced resin layer is not required to have a function of taking the strength and rigidity of the entire energy absorbing member, and therefore may be selected exclusively from the viewpoint of obtaining a desired appearance.
- the present invention also provides a method for manufacturing the energy absorbing member as described above. That is, a plurality of fiber reinforced resin layers including a plurality of unidirectional materials made of reinforcing fibers and resin aligned in one direction at least in the member thickness direction, and a plurality of cloth materials made of reinforcing fiber fabric and resin
- a method for manufacturing an energy absorbing member, wherein the plurality of unidirectional members are stacked by sequentially changing the lengths in the external load input direction. is there.
- the energy absorbing member and the manufacturing method thereof according to the present invention by sequentially changing the lengths of the plurality of unidirectional materials in the external load input direction, energy is smoothly generated without causing abrupt fluctuations. It is possible to absorb the energy, and the energy absorption member can easily and substantially freely absorb the energy by appropriately adjusting the number of laminated unidirectional members, the arrangement position, the length to be changed, etc. The amount can be adjusted and set to a desired value. As a result, for example, the optimum design of the energy absorbing member according to the weight of the vehicle body can be easily and reliably performed without greatly changing the outer shape of the member.
- FIG. 3 is a schematic cross-sectional view illustrating a specific cross-sectional configuration of a portion 3 in FIG. 2.
- FIG. 1 and 2 show an energy absorbing member 1 according to an embodiment of the present invention, and particularly for absorbing energy in preparation for a frontal collision or the like provided at a front portion in an engine room at a front portion of a vehicle.
- the energy absorbing member 1 is shown.
- the energy absorbing member 1 is configured as a box-shaped member having a trapezoidal shape with the front side being the top side when viewed from the side, and the rear side which is the bottom side of the trapezoidal shape is opened toward the rear. ing.
- the energy absorbing member 1 is configured so that other parts can be accommodated therein as needed, and the opening indicated by reference numeral 2 in the drawing accesses the harness for the other parts.
- the opening part 2 for this is shown.
- a load applied from the front side is input, so the direction of arrow A in the figure is set as the load input direction.
- each part has a laminated configuration of a plurality of fiber reinforced resin layers in the member thickness direction, and the reinforcing fibers are arranged at least in one direction as the plurality of fiber reinforced resin layers. And a plurality of unidirectional materials made of resin, and a plurality of cross materials made of reinforced fiber fabric and resin, the length of the plurality of unidirectional materials in the external load input direction A is sequentially has been edited.
- the reinforcing fiber of each fiber reinforced resin layer it is preferable to use carbon fiber from the viewpoint of keeping the strength and rigidity of the entire member high and exhibiting excellent energy absorption performance.
- the matrix resin of each fiber reinforced resin layer either a thermoplastic resin or a thermosetting resin can be used.
- the portion 3 is composed of a plurality of fiber reinforced resin layers 4 laminated in the member thickness direction, and a core material 5 made of a lightweight member is provided at a substantially central portion of the laminated configuration. Is intervened.
- W attached to the fiber reinforced resin layer constituting material represents a cloth material made of reinforced fiber fabric and resin
- UD attached. 1 represents a unidirectional material composed of a reinforced fiber and a resin aligned in one direction, and all are represented by product numbers of fiber reinforced resin layer constituting materials manufactured by Toray Industries, Inc.
- FA is attached to a film type adhesive.
- the alignment direction of the reinforcing fibers in each unidirectional material is all set to the external load input direction A (0 ° direction in Table 1).
- “UD M46J” unidirectional material manufactured by Toray Industries, Inc.
- the length in the load input direction is sequentially changed as shown in FIG. 3, and particularly in the illustrated example, the position of the front end in the load input direction (the position of the front front end in the load input direction). ) Has been changed sequentially.
- the unit of each dimension illustrated in FIG. 3 is “mm”.
- FIG. 3 and Table 1 is merely a specific example of a laminated structure, and the present invention is not limited to this example.
- the length in the external load input direction of the plurality of unidirectional materials is sequentially changed.
- the unidirectional material receives the external load substantially in order, and the energy is smoothly absorbed without causing sudden fluctuations.
- the energy absorption amount can be easily adjusted and set to the optimum energy absorption amount without largely changing the outer shape of the member.
- each unidirectional material itself can have high energy absorption performance, and the energy absorbing member as a whole is excellent. Energy absorption performance can be expressed.
- the fiber reinforced resin layer (PLY1, W245 T300) for design surface formation is further arrange
- the energy absorbing member according to the present invention can be applied to all fields where absorption of impact energy or the like is required, and is particularly suitable as an energy absorbing member provided in the front portion of a vehicle.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vibration Dampers (AREA)
- Laminated Bodies (AREA)
- Body Structure For Vehicles (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
Description
図1、図2は、本発明の一実施態様に係るエネルギー吸収部材1を示しており、とくに車両の前部におけるエンジンルーム内の前部に設けられる、前突等に備えてエネルギー吸収するためのエネルギー吸収部材1を示している。エネルギー吸収部材1は、側方から見て、前部側を頂辺側とする台形形状を有する箱形部材に構成されており、台形形状の底辺側となる後部側は後方に向けて開口されている。このエネルギー吸収部材1には、必要に応じて内部に他部品を収容することも可能に構成されており、図における符号2で示した開口部は、該他部品用のハーネス等のアクセスを行うための開口部2を示している。前突等の場合には前部側から加わる荷重が入力されることになるので、図の矢印A方向が荷重入力方向として設定されている。
2 開口部
3 部材構成部位
4 複数の繊維強化樹脂層
5 コア材
A 外部荷重入力方向
Claims (10)
- 部材厚さ方向に複数の繊維強化樹脂層の積層構成を有し、該複数の繊維強化樹脂層として、少なくとも、一方向に引き揃えられた強化繊維と樹脂からなる複数の一方向材と、強化繊維織物と樹脂からなる複数のクロス材とを含むエネルギー吸収部材であって、前記複数の一方向材の外部荷重入力方向における長さが、順次変更されていることを特徴とするエネルギー吸収部材。
- 部材厚さ方向の内層側に位置する一方向材の長さの方が外層側に位置する一方向材の長さよりも短く設定されている、請求項1に記載のエネルギー吸収部材。
- 前記複数の一方向材の強化繊維の引き揃え方向が、すべて、前記外部荷重入力方向に設定されている、請求項1または2に記載のエネルギー吸収部材。
- 前記一方向材は、それぞれ、クロス材とクロス材の間に挟まれて積層されている、請求項1~3のいずれかに記載のエネルギー吸収部材。
- 前記複数の一方向材の強化繊維に、引張弾性率290GPa以上の炭素繊維が用いられている、請求項1~4のいずれかに記載のエネルギー吸収部材。
- 前記複数の繊維強化樹脂層の積層構成のいずれかの部位に、コア材が介在されている、請求項1~5のいずれかに記載のエネルギー吸収部材。
- 前記複数のクロス材として、前記外部荷重入力方向に対する強化繊維の配向角度が0度/90度の強化繊維織物を含むクロス材および±45度の強化繊維織物を含むクロス材が設けられている、請求項1~6のいずれかに記載のエネルギー吸収部材。
- 前記部材厚さ方向に積層されている複数の繊維強化樹脂層の最外層と最内層としてクロス材が配置されている、請求項1~7のいずれかに記載のエネルギー吸収部材。
- 前記最外層のクロス材の外側に、さらに意匠面形成用の繊維強化樹脂層が配置されている、請求項8に記載のエネルギー吸収部材。
- 部材厚さ方向に、少なくとも、一方向に引き揃えられた強化繊維と樹脂からなる複数の一方向材と、強化繊維織物と樹脂からなる複数のクロス材とを含む複数の繊維強化樹脂層を積層するエネルギー吸収部材の製造方法であって、前記複数の一方向材を、それらの外部荷重入力方向における長さを順次変更して積層することを特徴とする、エネルギー吸収部材の製造方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP13832639.2A EP2889505B1 (en) | 2012-08-27 | 2013-08-26 | Energy-absorbing member and method for producing same |
JP2013539046A JP6083383B2 (ja) | 2012-08-27 | 2013-08-26 | エネルギー吸収部材およびその製造方法 |
CN201380034036.5A CN104395634B (zh) | 2012-08-27 | 2013-08-26 | 能量吸收部件及其制造方法 |
US14/423,752 US9644700B2 (en) | 2012-08-27 | 2013-08-26 | Energy-absorbing member and method of producing same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012-186262 | 2012-08-27 | ||
JP2012186262 | 2012-08-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2014034585A1 true WO2014034585A1 (ja) | 2014-03-06 |
Family
ID=50183397
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2013/072671 WO2014034585A1 (ja) | 2012-08-27 | 2013-08-26 | エネルギー吸収部材およびその製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9644700B2 (ja) |
EP (1) | EP2889505B1 (ja) |
JP (1) | JP6083383B2 (ja) |
CN (1) | CN104395634B (ja) |
WO (1) | WO2014034585A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017094845A (ja) * | 2015-11-20 | 2017-06-01 | マツダ株式会社 | 車両の衝撃吸収構造 |
JP2017094847A (ja) * | 2015-11-20 | 2017-06-01 | マツダ株式会社 | 車両の衝撃吸収構造 |
JP2017094846A (ja) * | 2015-11-20 | 2017-06-01 | マツダ株式会社 | 車両の衝撃吸収構造 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06300067A (ja) | 1993-04-14 | 1994-10-25 | Toray Ind Inc | エネルギー吸収部材 |
JPH06307477A (ja) | 1993-04-20 | 1994-11-01 | Toray Ind Inc | エネルギー吸収部材 |
JPH11173358A (ja) * | 1997-12-09 | 1999-06-29 | Toray Ind Inc | アルミニウム/合成繊維強化樹脂製の衝撃吸収部材 |
JPH11280815A (ja) | 1998-03-30 | 1999-10-15 | Isuzu Motors Ltd | エネルギー吸収体 |
JP2003056618A (ja) * | 2001-08-10 | 2003-02-26 | Honda Motor Co Ltd | 衝撃エネルギ吸収用複合部材 |
JP2006200702A (ja) * | 2005-01-24 | 2006-08-03 | Honda Motor Co Ltd | 衝撃吸収部材 |
JP2008232369A (ja) * | 2007-03-23 | 2008-10-02 | Univ Nihon | 荷重制御アタッチメント及び衝突エネルギー吸収装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69910426T2 (de) * | 1998-11-26 | 2004-06-24 | Lotus Cars Ltd., Norwich | Deformierbare träger für fahrzeuge |
DE10159067A1 (de) * | 2001-12-01 | 2003-06-26 | Daimler Chrysler Ag | Faserverbund-Crashstruktur |
US7842378B2 (en) * | 2004-01-06 | 2010-11-30 | Kabushiki Kaisha Toyota Jidoshokki | Energy absorber and method for manufacturing the same |
US7651155B2 (en) * | 2006-11-03 | 2010-01-26 | Gm Global Technology Operations, Inc. | Progressive energy absorber |
JP4981613B2 (ja) * | 2007-10-09 | 2012-07-25 | 三菱重工業株式会社 | 衝撃吸収部材 |
-
2013
- 2013-08-26 WO PCT/JP2013/072671 patent/WO2014034585A1/ja active Application Filing
- 2013-08-26 CN CN201380034036.5A patent/CN104395634B/zh active Active
- 2013-08-26 US US14/423,752 patent/US9644700B2/en active Active
- 2013-08-26 JP JP2013539046A patent/JP6083383B2/ja not_active Expired - Fee Related
- 2013-08-26 EP EP13832639.2A patent/EP2889505B1/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06300067A (ja) | 1993-04-14 | 1994-10-25 | Toray Ind Inc | エネルギー吸収部材 |
JPH06307477A (ja) | 1993-04-20 | 1994-11-01 | Toray Ind Inc | エネルギー吸収部材 |
JPH11173358A (ja) * | 1997-12-09 | 1999-06-29 | Toray Ind Inc | アルミニウム/合成繊維強化樹脂製の衝撃吸収部材 |
JPH11280815A (ja) | 1998-03-30 | 1999-10-15 | Isuzu Motors Ltd | エネルギー吸収体 |
JP2003056618A (ja) * | 2001-08-10 | 2003-02-26 | Honda Motor Co Ltd | 衝撃エネルギ吸収用複合部材 |
JP2006200702A (ja) * | 2005-01-24 | 2006-08-03 | Honda Motor Co Ltd | 衝撃吸収部材 |
JP2008232369A (ja) * | 2007-03-23 | 2008-10-02 | Univ Nihon | 荷重制御アタッチメント及び衝突エネルギー吸収装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017094845A (ja) * | 2015-11-20 | 2017-06-01 | マツダ株式会社 | 車両の衝撃吸収構造 |
JP2017094847A (ja) * | 2015-11-20 | 2017-06-01 | マツダ株式会社 | 車両の衝撃吸収構造 |
JP2017094846A (ja) * | 2015-11-20 | 2017-06-01 | マツダ株式会社 | 車両の衝撃吸収構造 |
Also Published As
Publication number | Publication date |
---|---|
EP2889505A4 (en) | 2016-07-06 |
CN104395634A (zh) | 2015-03-04 |
EP2889505A1 (en) | 2015-07-01 |
EP2889505B1 (en) | 2020-05-06 |
JP6083383B2 (ja) | 2017-02-22 |
JPWO2014034585A1 (ja) | 2016-08-08 |
CN104395634B (zh) | 2017-10-03 |
US20150226281A1 (en) | 2015-08-13 |
US9644700B2 (en) | 2017-05-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10272951B2 (en) | Impact-absorbing reinforcement structure for center pillars | |
JP6083383B2 (ja) | エネルギー吸収部材およびその製造方法 | |
US8851558B2 (en) | Vehicle body structure | |
JP4595713B2 (ja) | 繊維強化樹脂製の部材 | |
JP4404019B2 (ja) | 複合材 | |
JP2006200702A (ja) | 衝撃吸収部材 | |
KR20120139685A (ko) | 골프클럽 샤프트 및 이것을 이용한 골프클럽 | |
JP6531971B2 (ja) | パネル部材 | |
EP3009467B1 (en) | Fiber-reinforced resin member | |
JP2005125883A (ja) | 繊維強化プラスチック製車両用フード | |
JP2019094578A (ja) | 繊維構造体及び繊維強化複合材 | |
JP6281588B2 (ja) | 車両用パネル構造 | |
WO2020137669A1 (ja) | エネルギー吸収体 | |
JP6523390B2 (ja) | フロアパネルのエネルギー吸収構造 | |
JP5381493B2 (ja) | 三次元ブレイディング、繊維強化複合材料及び繊維強化複合材料の製造方法 | |
JP2020085234A (ja) | 衝撃吸収構造体 | |
WO2018179877A1 (ja) | 繊維構造体及び繊維強化複合材 | |
JP6295939B2 (ja) | エネルギー吸収部材 | |
WO2019026350A1 (ja) | 回転翼航空機の降着装置 | |
CN215334100U (zh) | 螺旋弹簧 | |
WO2020105531A1 (ja) | 衝撃吸収構造体 | |
JP2022182788A (ja) | 衝撃吸収構造体 | |
JP2022054690A (ja) | 車両部材 | |
JP2023101861A (ja) | 車体構造部材 | |
JP2020180658A (ja) | 衝撃吸収構造体 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ENP | Entry into the national phase |
Ref document number: 2013539046 Country of ref document: JP Kind code of ref document: A |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 13832639 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14423752 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2013832639 Country of ref document: EP |