FR2264346B1 - - Google Patents
Info
- Publication number
- FR2264346B1 FR2264346B1 FR7408108A FR7408108A FR2264346B1 FR 2264346 B1 FR2264346 B1 FR 2264346B1 FR 7408108 A FR7408108 A FR 7408108A FR 7408108 A FR7408108 A FR 7408108A FR 2264346 B1 FR2264346 B1 FR 2264346B1
- 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
-
- 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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
-
- 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
- E04B2001/8414—Sound-absorbing elements with non-planar face, e.g. curved, egg-crate shaped
- E04B2001/8419—Acoustical cones or the like, e.g. for anechoic chambers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Architecture (AREA)
- Multimedia (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7408108A FR2264346A1 (en) | 1974-03-11 | 1974-03-11 | Sound-absorbent block-assembled building component - with paired blocks of different density joined together |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7408108A FR2264346A1 (en) | 1974-03-11 | 1974-03-11 | Sound-absorbent block-assembled building component - with paired blocks of different density joined together |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2264346A1 FR2264346A1 (en) | 1975-10-10 |
| FR2264346B1 true FR2264346B1 (nl) | 1980-12-12 |
Family
ID=9136093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7408108A Granted FR2264346A1 (en) | 1974-03-11 | 1974-03-11 | Sound-absorbent block-assembled building component - with paired blocks of different density joined together |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2264346A1 (nl) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2625168B1 (de) * | 1976-06-04 | 1977-10-27 | Irbit Holding Ag | Aus schaumstoff bestehende schall- daemmauskleidung |
| US4175639A (en) * | 1976-11-16 | 1979-11-27 | Lockheed Corporation | Noise barrier |
-
1974
- 1974-03-11 FR FR7408108A patent/FR2264346A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2264346A1 (en) | 1975-10-10 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |