DE7800330U1 - - Google Patents
Info
- Publication number
- DE7800330U1 DE7800330U1 DE7800330U DE7800330DU DE7800330U1 DE 7800330 U1 DE7800330 U1 DE 7800330U1 DE 7800330 U DE7800330 U DE 7800330U DE 7800330D U DE7800330D U DE 7800330DU DE 7800330 U1 DE7800330 U1 DE 7800330U1
- Authority
- DE
- Germany
- Prior art keywords
- sound
- wall part
- wall
- absorbing material
- perforated plate
- 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
- 239000011358 absorbing material Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 239000011211 glass fiber reinforced concrete Substances 0.000 claims description 6
- 239000002557 mineral fiber Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 4
- 239000002985 plastic film Substances 0.000 claims description 2
- 229920006255 plastic film Polymers 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 description 8
- 239000004567 concrete Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 3
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 101100491335 Caenorhabditis elegans mat-2 gene Proteins 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229930014626 natural product Natural products 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
- E01F8/0047—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement with open cavities, e.g. for covering sunken roads
- E01F8/0052—Grate-style, e.g. as wall facing
- E01F8/0058—Grate-style, e.g. as wall facing with damping material, e.g. rockwool, sand
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE7800330U1 true DE7800330U1 (enrdf_load_stackoverflow) | 1979-11-29 |
Family
ID=1322114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE7800330U Expired DE7800330U1 (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE7800330U1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3728103A1 (de) * | 1987-08-22 | 1989-03-02 | Nuedling Franz C Basaltwerk | Bauelement sowie verfahren zur herstellung desselben |
-
0
- DE DE7800330U patent/DE7800330U1/de not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3728103A1 (de) * | 1987-08-22 | 1989-03-02 | Nuedling Franz C Basaltwerk | Bauelement sowie verfahren zur herstellung desselben |
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