FR2633953B1 - Ecran acoustique absorbant - Google Patents

Ecran acoustique absorbant

Info

Publication number
FR2633953B1
FR2633953B1 FR8809433A FR8809433A FR2633953B1 FR 2633953 B1 FR2633953 B1 FR 2633953B1 FR 8809433 A FR8809433 A FR 8809433A FR 8809433 A FR8809433 A FR 8809433A FR 2633953 B1 FR2633953 B1 FR 2633953B1
Authority
FR
France
Prior art keywords
acoustic screen
sound
layer
absorbent acoustic
mineral
Prior art date
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 - Lifetime
Application number
FR8809433A
Other languages
English (en)
Other versions
FR2633953A1 (fr
Inventor
Robert Aiello
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sogea SA
Original Assignee
Sogea SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sogea SA filed Critical Sogea SA
Priority to FR8809433A priority Critical patent/FR2633953B1/fr
Priority to AT89470013T priority patent/ATE100162T1/de
Priority to EP89470013A priority patent/EP0350420B1/fr
Priority to DE89470013T priority patent/DE68912219D1/de
Priority to PT91087A priority patent/PT91087B/pt
Publication of FR2633953A1 publication Critical patent/FR2633953A1/fr
Application granted granted Critical
Publication of FR2633953B1 publication Critical patent/FR2633953B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • E01F8/0029—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement with porous surfaces, e.g. concrete with porous fillers

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Laminated Bodies (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
FR8809433A 1988-07-07 1988-07-07 Ecran acoustique absorbant Expired - Lifetime FR2633953B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR8809433A FR2633953B1 (fr) 1988-07-07 1988-07-07 Ecran acoustique absorbant
AT89470013T ATE100162T1 (de) 1988-07-07 1989-06-30 Schallabsorbtionsschirm.
EP89470013A EP0350420B1 (fr) 1988-07-07 1989-06-30 Ecran acoustique absorbant
DE89470013T DE68912219D1 (de) 1988-07-07 1989-06-30 Schallabsorbtionsschirm.
PT91087A PT91087B (pt) 1988-07-07 1989-07-06 Painel acustico absorvente

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8809433A FR2633953B1 (fr) 1988-07-07 1988-07-07 Ecran acoustique absorbant

Publications (2)

Publication Number Publication Date
FR2633953A1 FR2633953A1 (fr) 1990-01-12
FR2633953B1 true FR2633953B1 (fr) 1992-01-17

Family

ID=9368339

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8809433A Expired - Lifetime FR2633953B1 (fr) 1988-07-07 1988-07-07 Ecran acoustique absorbant

Country Status (5)

Country Link
EP (1) EP0350420B1 (fr)
AT (1) ATE100162T1 (fr)
DE (1) DE68912219D1 (fr)
FR (1) FR2633953B1 (fr)
PT (1) PT91087B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2729682A1 (fr) * 1995-01-20 1996-07-26 Spie Citra Procede de realisation d'ecrans acoustiques, isolants et absorbants, bordant une zone generant du bruit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7513194U (de) * 1975-09-04 Beton Und Monierbau Ag Fertigteil für eine Schutzwand gegen Lärmimmissionen
AT363507B (de) * 1976-01-14 1981-08-10 Kranebitter Ges M B H Betonwer Flaechenhaftes schallschutzelement
DE2951027C2 (de) * 1979-12-19 1982-02-18 Albert 4270 Dorsten Stewing Wandelement für eine Lärmschutzwand
DE8231009U1 (de) * 1982-11-05 1983-02-17 Schulz, Herbert, 4000 Düsseldorf Laermschutzwand
DE8316339U1 (de) * 1983-06-03 1983-11-17 Lemmen, Bernward, 5000 Köln Lärmschutzwand
DE3338303A1 (de) * 1983-10-21 1985-05-02 Ed. Züblin AG, 7000 Stuttgart Schallabsorbierendes bauelement fuer schallschutzwaende auf bruecken

Also Published As

Publication number Publication date
EP0350420A1 (fr) 1990-01-10
PT91087B (pt) 1995-07-03
DE68912219D1 (de) 1994-02-24
EP0350420B1 (fr) 1994-01-12
ATE100162T1 (de) 1994-01-15
FR2633953A1 (fr) 1990-01-12
PT91087A (pt) 1990-02-08

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Legal Events

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ST Notification of lapse
ST Notification of lapse