JPS63114860U - - Google Patents
Info
- Publication number
- JPS63114860U JPS63114860U JP728087U JP728087U JPS63114860U JP S63114860 U JPS63114860 U JP S63114860U JP 728087 U JP728087 U JP 728087U JP 728087 U JP728087 U JP 728087U JP S63114860 U JPS63114860 U JP S63114860U
- Authority
- JP
- Japan
- Prior art keywords
- foam
- core material
- recess
- resin structure
- filler
- 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.)
- Granted
Links
- 239000006260 foam Substances 0.000 claims description 10
- 239000011162 core material Substances 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims 3
- 229920005989 resin Polymers 0.000 claims 3
- 239000000945 filler Substances 0.000 claims 2
- 150000001875 compounds Chemical class 0.000 claims 1
- 229920000098 polyolefin Polymers 0.000 claims 1
- 238000009863 impact test Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
Description
第１図は凹部を有する芯材用発泡体についての
もので、第１図ａはその斜視図、第１図ｂはＡ―
Ａ断面図を示す。第２図は発泡体凹部に装着する
構造体の形状を示す斜視図を示す。第３図は、凹
部に構造体を装着した本考案の芯材の斜面図を示
す。第４図はバツクビームに付設した構造体の斜
視図を示す。第５図は、衝撃テストに用いた凹部
を有する発泡体サンプル、第６図はその凹部に装
着させる構造体サンプルについての斜視図である
。第７図は衝撃テストで得られた動的応力―歪み
曲線及び第８図はエネルギー吸収量歪み曲線をそ
れぞれ示すグラフである。
１…発泡体、２…凹部、３…構造体、５…バツ
クビーム、１０…発泡体サンプル、１１…発泡体
サンプルの凹部、２０…構造体サンプル。
Figure 1 shows a foam for core material having a concave portion, Figure 1a is its perspective view, and Figure 1b is A-
A sectional view is shown. FIG. 2 shows a perspective view showing the shape of the structure to be attached to the foam recess. FIG. 3 shows a perspective view of the core material of the present invention with a structure attached to the recess. FIG. 4 shows a perspective view of the structure attached to the back beam. FIG. 5 is a perspective view of a foam sample having a recess used in the impact test, and FIG. 6 is a perspective view of a structure sample mounted in the recess. FIG. 7 is a graph showing the dynamic stress-strain curve obtained in the impact test, and FIG. 8 is a graph showing the energy absorption strain curve, respectively. DESCRIPTION OF SYMBOLS 1... Foam, 2... Recess, 3... Structure, 5... Back beam, 10... Foam sample, 11... Recess in foam sample, 20... Structure sample.
Claims (1)
よりなる自動車用バンパー芯材であつて、該発泡
体の凹部に、密度０．２〜３．５ｇ／cm3の充填
剤配合樹脂構造体が位置していることを特徴とす
る自動車用バンパー芯材。 (2) バンパー部材から独立した充填剤配合樹脂
構造体が該発泡体の凹部に位置している実用新案
登録請求の範囲第１項の芯材。 (3) バンパー部材の一部に装着された充填剤配
合樹脂構造体が該発泡体の凹部に位置している実
用新案登録請求の範囲第１項の芯材。[Scope of Claim for Utility Model Registration] (1) An automobile bumper core material made of a polyolefin-based fat foam having concave portions, wherein the concave portions of the foam are filled with a density of 0.2 to 3.5 g/cm 3 An automobile bumper core material characterized by having a compound resin structure located therein. (2) The core material according to claim 1, wherein a filler-containing resin structure independent from the bumper member is located in the recess of the foam. (3) The core material according to claim 1, wherein the filler-containing resin structure attached to a part of the bumper member is located in the recess of the foam.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987007280U JPH0520616Y2 (en) | 1987-01-21 | 1987-01-21 | |
| DE8787306439T DE3765488D1 (en) | 1986-07-22 | 1987-07-21 | CORE MATERIAL FOR MOTOR VEHICLE BUMPER. |
| EP87306439A EP0254530B1 (en) | 1986-07-22 | 1987-07-21 | Core material for automobile bumpers |
| CA000542676A CA1279081C (en) | 1986-07-22 | 1987-07-21 | Core material for automobile bumpers |
| US07/075,978 US4756948A (en) | 1986-07-22 | 1987-07-21 | Core material for automobile bumpers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987007280U JPH0520616Y2 (en) | 1987-01-21 | 1987-01-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63114860U true JPS63114860U (en) | 1988-07-23 |
| JPH0520616Y2 JPH0520616Y2 (en) | 1993-05-27 |
Family
ID=30790584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987007280U Expired - Lifetime JPH0520616Y2 (en) | 1986-07-22 | 1987-01-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0520616Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004352028A (en) * | 2003-05-28 | 2004-12-16 | Hayashi Gijutsu Kenkyusho:Kk | Core material for bumper and bumper with this core material |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5145747U (en) * | 1974-09-30 | 1976-04-03 | ||
| JPS54118749U (en) * | 1978-02-08 | 1979-08-20 | ||
| JPS59182718A (en) * | 1983-03-31 | 1984-10-17 | Japan Styrene Paper Co Ltd | Formation of core of bumper for automobile in mold |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5145747B2 (en) * | 1971-08-23 | 1976-12-04 |
-
1987
- 1987-01-21 JP JP1987007280U patent/JPH0520616Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5145747U (en) * | 1974-09-30 | 1976-04-03 | ||
| JPS54118749U (en) * | 1978-02-08 | 1979-08-20 | ||
| JPS59182718A (en) * | 1983-03-31 | 1984-10-17 | Japan Styrene Paper Co Ltd | Formation of core of bumper for automobile in mold |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0520616Y2 (en) | 1993-05-27 |