JPH0738331Y2 - 落石防止用保護構造物の発泡スチロール保護構造 - Google Patents
落石防止用保護構造物の発泡スチロール保護構造Info
- Publication number
- JPH0738331Y2 JPH0738331Y2 JP1990002806U JP280690U JPH0738331Y2 JP H0738331 Y2 JPH0738331 Y2 JP H0738331Y2 JP 1990002806 U JP1990002806 U JP 1990002806U JP 280690 U JP280690 U JP 280690U JP H0738331 Y2 JPH0738331 Y2 JP H0738331Y2
- Authority
- JP
- Japan
- Prior art keywords
- protective
- styrofoam
- material layer
- layer
- precast
- 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
- 229920006328 Styrofoam Polymers 0.000 title claims description 67
- 239000008261 styrofoam Substances 0.000 title claims description 67
- 230000002265 prevention Effects 0.000 title claims description 9
- 230000001681 protective effect Effects 0.000 claims description 121
- 239000000463 material Substances 0.000 claims description 83
- 239000004567 concrete Substances 0.000 claims description 64
- 239000004576 sand Substances 0.000 claims description 43
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 22
- 239000006260 foam Substances 0.000 claims description 21
- 239000011178 precast concrete Substances 0.000 claims description 20
- 239000011435 rock Substances 0.000 claims description 8
- 239000004575 stone Substances 0.000 claims 2
- 239000010410 layer Substances 0.000 description 144
- 230000035939 shock Effects 0.000 description 18
- 230000000694 effects Effects 0.000 description 17
- 229910000831 Steel Inorganic materials 0.000 description 13
- 239000010959 steel Substances 0.000 description 13
- 230000003139 buffering effect Effects 0.000 description 12
- 239000011324 bead Substances 0.000 description 8
- 230000006866 deterioration Effects 0.000 description 7
- 238000005187 foaming Methods 0.000 description 4
- 239000004088 foaming agent Substances 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 239000004793 Polystyrene Substances 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229920006248 expandable polystyrene Polymers 0.000 description 2
- 239000004794 expanded polystyrene Substances 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990002806U JPH0738331Y2 (ja) | 1990-01-17 | 1990-01-17 | 落石防止用保護構造物の発泡スチロール保護構造 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990002806U JPH0738331Y2 (ja) | 1990-01-17 | 1990-01-17 | 落石防止用保護構造物の発泡スチロール保護構造 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0393815U JPH0393815U (en]) | 1991-09-25 |
| JPH0738331Y2 true JPH0738331Y2 (ja) | 1995-08-30 |
Family
ID=31506655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990002806U Expired - Lifetime JPH0738331Y2 (ja) | 1990-01-17 | 1990-01-17 | 落石防止用保護構造物の発泡スチロール保護構造 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0738331Y2 (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010106514A (ja) * | 2008-10-29 | 2010-05-13 | Nihon Samicon Co Ltd | 落石防護用保護構造物 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6846955B2 (ja) * | 2017-03-08 | 2021-03-24 | 大成建設株式会社 | 移動式落下物防護構造 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS632486U (en]) * | 1986-06-24 | 1988-01-09 | ||
| JPH0449217Y2 (en]) * | 1987-03-02 | 1992-11-19 |
-
1990
- 1990-01-17 JP JP1990002806U patent/JPH0738331Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010106514A (ja) * | 2008-10-29 | 2010-05-13 | Nihon Samicon Co Ltd | 落石防護用保護構造物 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0393815U (en]) | 1991-09-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |