JPH0372913U - - Google Patents
Info
- Publication number
- JPH0372913U JPH0372913U JP13377989U JP13377989U JPH0372913U JP H0372913 U JPH0372913 U JP H0372913U JP 13377989 U JP13377989 U JP 13377989U JP 13377989 U JP13377989 U JP 13377989U JP H0372913 U JPH0372913 U JP H0372913U
- Authority
- JP
- Japan
- Prior art keywords
- film
- air
- protruding
- metal powder
- sheet material
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 2
- 238000004898 kneading Methods 0.000 claims description 2
- 239000011358 absorbing material Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
Landscapes
- Railway Tracks (AREA)
- Building Environments (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13377989U JPH0372913U (tr) | 1989-11-16 | 1989-11-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13377989U JPH0372913U (tr) | 1989-11-16 | 1989-11-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0372913U true JPH0372913U (tr) | 1991-07-23 |
Family
ID=31681172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13377989U Pending JPH0372913U (tr) | 1989-11-16 | 1989-11-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0372913U (tr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006080150A1 (ja) * | 2005-01-27 | 2006-08-03 | Kabushiki Kaisha Kobe Seiko Sho | 二重壁構造体 |
-
1989
- 1989-11-16 JP JP13377989U patent/JPH0372913U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006080150A1 (ja) * | 2005-01-27 | 2006-08-03 | Kabushiki Kaisha Kobe Seiko Sho | 二重壁構造体 |