JPH0449217Y2 - - Google Patents
Info
- Publication number
- JPH0449217Y2 JPH0449217Y2 JP2882587U JP2882587U JPH0449217Y2 JP H0449217 Y2 JPH0449217 Y2 JP H0449217Y2 JP 2882587 U JP2882587 U JP 2882587U JP 2882587 U JP2882587 U JP 2882587U JP H0449217 Y2 JPH0449217 Y2 JP H0449217Y2
- Authority
- JP
- Japan
- Prior art keywords
- large number
- protective cover
- hollow
- cylinders
- hollow buffer
- 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
Links
- 230000001681 protective effect Effects 0.000 claims description 19
- 239000004576 sand Substances 0.000 claims description 16
- 239000011435 rock Substances 0.000 claims description 14
- 230000035939 shock Effects 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 8
- 239000006096 absorbing agent Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000004567 concrete Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- -1 as shown in Figure 6 Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Vibration Dampers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2882587U JPH0449217Y2 (cs) | 1987-03-02 | 1987-03-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2882587U JPH0449217Y2 (cs) | 1987-03-02 | 1987-03-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63141214U JPS63141214U (cs) | 1988-09-16 |
| JPH0449217Y2 true JPH0449217Y2 (cs) | 1992-11-19 |
Family
ID=30832143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2882587U Expired JPH0449217Y2 (cs) | 1987-03-02 | 1987-03-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0449217Y2 (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0738331Y2 (ja) * | 1990-01-17 | 1995-08-30 | 日本サミコン株式会社 | 落石防止用保護構造物の発泡スチロール保護構造 |
-
1987
- 1987-03-02 JP JP2882587U patent/JPH0449217Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63141214U (cs) | 1988-09-16 |
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