ATA585374A - SILENCER - Google Patents
SILENCERInfo
- Publication number
- ATA585374A ATA585374A AT585374A AT585374A ATA585374A AT A585374 A ATA585374 A AT A585374A AT 585374 A AT585374 A AT 585374A AT 585374 A AT585374 A AT 585374A AT A585374 A ATA585374 A AT A585374A
- Authority
- AT
- Austria
- Prior art keywords
- silencer
- Prior art date
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
- E01F8/0076—Cellular, e.g. as wall facing
- E01F8/0082—Cellular, e.g. as wall facing with damping material
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT585374A AT338316B (en) | 1974-07-15 | 1974-07-15 | SILENCER |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT585374A AT338316B (en) | 1974-07-15 | 1974-07-15 | SILENCER |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA585374A true ATA585374A (en) | 1976-12-15 |
AT338316B AT338316B (en) | 1977-08-25 |
Family
ID=3580254
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT585374A AT338316B (en) | 1974-07-15 | 1974-07-15 | SILENCER |
Country Status (1)
Country | Link |
---|---|
AT (1) | AT338316B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL9001615A (en) * | 1990-07-16 | 1992-02-17 | Nijmeegse Betonindustrie De Ha | Sound absorbing wall - has helm-hole air body resonators and open cell concrete to absorb high and low frequencies |
-
1974
- 1974-07-15 AT AT585374A patent/AT338316B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AT338316B (en) | 1977-08-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |