JPS4886345A - - Google Patents
Info
- Publication number
- JPS4886345A JPS4886345A JP1020673A JP1020673A JPS4886345A JP S4886345 A JPS4886345 A JP S4886345A JP 1020673 A JP1020673 A JP 1020673A JP 1020673 A JP1020673 A JP 1020673A JP S4886345 A JPS4886345 A JP S4886345A
- Authority
- JP
- Japan
- 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
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
- E01F8/0064—Perforated plate or mesh, e.g. as wall facing
- E01F8/007—Perforated plate or mesh, e.g. as wall facing with damping material
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Fencing (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1303970 | 1970-11-19 | ||
| DE19712101233 DE2101233C3 (de) | 1970-11-19 | 1971-01-12 | Lärmschutzwand insbesondere für Straßen, Flugplätze u. dgl. sowie Verfahren zu Ihrer Herstellung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4886345A true JPS4886345A (de) | 1973-11-14 |
Family
ID=25760504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1020673A Pending JPS4886345A (de) | 1970-11-19 | 1973-01-24 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS4886345A (de) |
| BE (1) | BE775457A (de) |
| FR (1) | FR2120702A5 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2506801A1 (fr) * | 1981-06-01 | 1982-12-03 | Routier Equip Sa | Ecran acoustique absorbant, notamment pour implantation en plein air |
| FR2610650B1 (fr) * | 1987-02-11 | 1989-10-27 | Allibert Sa | Ecran antieblouissant |
| IT1286776B1 (it) * | 1996-11-19 | 1998-07-17 | Fracasso Metalmeccanica | Pannello antiacustico |
-
1971
- 1971-11-15 FR FR7140746A patent/FR2120702A5/fr not_active Expired
- 1971-11-17 BE BE775457A patent/BE775457A/xx unknown
-
1973
- 1973-01-24 JP JP1020673A patent/JPS4886345A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BE775457A (fr) | 1972-03-16 |
| FR2120702A5 (de) | 1972-08-18 |