JPH0517327Y2 - - Google Patents
Info
- Publication number
- JPH0517327Y2 JPH0517327Y2 JP8995588U JP8995588U JPH0517327Y2 JP H0517327 Y2 JPH0517327 Y2 JP H0517327Y2 JP 8995588 U JP8995588 U JP 8995588U JP 8995588 U JP8995588 U JP 8995588U JP H0517327 Y2 JPH0517327 Y2 JP H0517327Y2
- Authority
- JP
- Japan
- Prior art keywords
- density
- core material
- foam
- bumper
- density foam
- 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 - Lifetime
Links
- 239000011162 core material Substances 0.000 claims description 48
- 239000004619 high density foam Substances 0.000 claims description 34
- 239000006260 foam Substances 0.000 claims description 26
- 239000004620 low density foam Substances 0.000 claims description 12
- 229920001155 polypropylene Polymers 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 10
- -1 poly(styrene-ethylene) copolymer Polymers 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 3
- 239000005977 Ethylene Substances 0.000 description 3
- 239000002984 plastic foam Substances 0.000 description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- 239000000872 buffer Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 1
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920006248 expandable polystyrene Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920005672 polyolefin resin Polymers 0.000 description 1
- 229920001384 propylene homopolymer Polymers 0.000 description 1
- 229920005653 propylene-ethylene copolymer Polymers 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8995588U JPH0517327Y2 (en]) | 1988-07-08 | 1988-07-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8995588U JPH0517327Y2 (en]) | 1988-07-08 | 1988-07-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0211749U JPH0211749U (en]) | 1990-01-25 |
| JPH0517327Y2 true JPH0517327Y2 (en]) | 1993-05-10 |
Family
ID=31314493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8995588U Expired - Lifetime JPH0517327Y2 (en]) | 1988-07-08 | 1988-07-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0517327Y2 (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004352028A (ja) * | 2003-05-28 | 2004-12-16 | Hayashi Gijutsu Kenkyusho:Kk | バンパーの芯材および該芯材を備えたバンパー |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH081146Y2 (ja) * | 1988-11-25 | 1996-01-17 | 日産自動車株式会社 | 自動車バンパーの芯材 |
| JP5170140B2 (ja) * | 2009-05-15 | 2013-03-27 | 株式会社デンソー | 車両用衝突検知装置 |
-
1988
- 1988-07-08 JP JP8995588U patent/JPH0517327Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004352028A (ja) * | 2003-05-28 | 2004-12-16 | Hayashi Gijutsu Kenkyusho:Kk | バンパーの芯材および該芯材を備えたバンパー |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0211749U (en]) | 1990-01-25 |
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