CH601572A5 - - Google Patents
Info
- Publication number
- CH601572A5 CH601572A5 CH60377A CH60377A CH601572A5 CH 601572 A5 CH601572 A5 CH 601572A5 CH 60377 A CH60377 A CH 60377A CH 60377 A CH60377 A CH 60377A CH 601572 A5 CH601572 A5 CH 601572A5
- Authority
- CH
- Switzerland
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)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH60377A CH601572A5 (ru) | 1977-01-18 | 1977-01-18 | |
DE19772704401 DE2704401A1 (de) | 1977-01-18 | 1977-02-03 | Laermschluckelement zum aufbau einer laermschutzwand an laermigen orten, insbesondere an verkehrswegen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH60377A CH601572A5 (ru) | 1977-01-18 | 1977-01-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH601572A5 true CH601572A5 (ru) | 1978-07-14 |
Family
ID=4190803
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH60377A CH601572A5 (ru) | 1977-01-18 | 1977-01-18 |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH601572A5 (ru) |
DE (1) | DE2704401A1 (ru) |
-
1977
- 1977-01-18 CH CH60377A patent/CH601572A5/xx not_active IP Right Cessation
- 1977-02-03 DE DE19772704401 patent/DE2704401A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2704401A1 (de) | 1978-07-20 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |