FR2176708B1 - - Google Patents
Info
- Publication number
- FR2176708B1 FR2176708B1 FR7307974A FR7307974A FR2176708B1 FR 2176708 B1 FR2176708 B1 FR 2176708B1 FR 7307974 A FR7307974 A FR 7307974A FR 7307974 A FR7307974 A FR 7307974A FR 2176708 B1 FR2176708 B1 FR 2176708B1
- Authority
- FR
- France
- 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
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/8227—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only screens ; Arrangements of sound-absorbing elements, e.g. baffles
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- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
- E04B2001/8423—Tray or frame type panels or blocks, with or without acoustical filling
- E04B2001/8452—Tray or frame type panels or blocks, with or without acoustical filling with peripheral frame members
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Acoustics & Sound (AREA)
- Electromagnetism (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE7210588 | 1972-03-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2176708A1 FR2176708A1 (ru) | 1973-11-02 |
| FR2176708B1 true FR2176708B1 (ru) | 1977-02-04 |
Family
ID=6629076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7307974A Expired FR2176708B1 (ru) | 1972-03-20 | 1973-03-06 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR2176708B1 (ru) |
| NL (1) | NL7303913A (ru) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2439849A1 (fr) * | 1978-10-24 | 1980-05-23 | Gtm Batimen Travaux Publ | Ecran phonique |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE375682A (ru) * | 1930-06-19 | |||
| DE837014C (de) * | 1950-12-06 | 1952-04-17 | Triangeler Torf Und Leichtbaup | Schallschluck- oder Daemmplatte mit einer Daempfungs-bzw. Daemmschicht aus langfaserigen Stoffen |
| FR1385822A (fr) * | 1964-02-20 | 1965-01-15 | Velox Werk Herbert Schnelle Fa | Cloison verticale pour amortir les bruits, en particulier pour un grand bureau |
| GB1094606A (en) * | 1965-01-22 | 1967-12-13 | Gomma Antivibranti Applic | Sound-insulating wall or partition for rooms |
| US3630310A (en) * | 1969-10-17 | 1971-12-28 | U F Chemical Corp | Sound-absorbing fence |
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1973
- 1973-03-06 FR FR7307974A patent/FR2176708B1/fr not_active Expired
- 1973-03-20 NL NL7303913A patent/NL7303913A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2176708A1 (ru) | 1973-11-02 |
| NL7303913A (ru) | 1973-09-24 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |