FR2615994B1 - Revetement de paroi absorbant les ondes acoustiques en milieu liquide - Google Patents

Revetement de paroi absorbant les ondes acoustiques en milieu liquide

Info

Publication number
FR2615994B1
FR2615994B1 FR8707317A FR8707317A FR2615994B1 FR 2615994 B1 FR2615994 B1 FR 2615994B1 FR 8707317 A FR8707317 A FR 8707317A FR 8707317 A FR8707317 A FR 8707317A FR 2615994 B1 FR2615994 B1 FR 2615994B1
Authority
FR
France
Prior art keywords
acoustic waves
liquid media
wall covering
absorbing acoustic
covering absorbing
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
Application number
FR8707317A
Other languages
English (en)
Other versions
FR2615994A1 (fr
Inventor
Rene Perret
Etienne Rouget De Gourcez
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.)
Vibrachoc SAS
Alstom SA
Original Assignee
Vibrachoc SAS
Alstom 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 Vibrachoc SAS, Alstom SA filed Critical Vibrachoc SAS
Priority to FR8707317A priority Critical patent/FR2615994B1/fr
Priority to US07/195,227 priority patent/US4817757A/en
Priority to DE8888108044T priority patent/DE3867908D1/de
Priority to EP88108044A priority patent/EP0292877B1/fr
Priority to CA000567358A priority patent/CA1288055C/fr
Publication of FR2615994A1 publication Critical patent/FR2615994A1/fr
Application granted granted Critical
Publication of FR2615994B1 publication Critical patent/FR2615994B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24149—Honeycomb-like

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Building Environments (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
FR8707317A 1987-05-25 1987-05-25 Revetement de paroi absorbant les ondes acoustiques en milieu liquide Expired FR2615994B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR8707317A FR2615994B1 (fr) 1987-05-25 1987-05-25 Revetement de paroi absorbant les ondes acoustiques en milieu liquide
US07/195,227 US4817757A (en) 1987-05-25 1988-05-18 Wall covering for absorbing sound waves in a liquid medium
DE8888108044T DE3867908D1 (de) 1987-05-25 1988-05-19 Absorbierende wandverkleidung fuer akustische wellen in einem fluessigen medium.
EP88108044A EP0292877B1 (fr) 1987-05-25 1988-05-19 Revêtement de paroi absorbant les ondes acoustiques en milieu liquide
CA000567358A CA1288055C (fr) 1987-05-25 1988-05-24 Revetement de paroi absorbant les ondes acoustiques en milieu liquide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8707317A FR2615994B1 (fr) 1987-05-25 1987-05-25 Revetement de paroi absorbant les ondes acoustiques en milieu liquide

Publications (2)

Publication Number Publication Date
FR2615994A1 FR2615994A1 (fr) 1988-12-02
FR2615994B1 true FR2615994B1 (fr) 1989-07-28

Family

ID=9351415

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8707317A Expired FR2615994B1 (fr) 1987-05-25 1987-05-25 Revetement de paroi absorbant les ondes acoustiques en milieu liquide

Country Status (5)

Country Link
US (1) US4817757A (fr)
EP (1) EP0292877B1 (fr)
CA (1) CA1288055C (fr)
DE (1) DE3867908D1 (fr)
FR (1) FR2615994B1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2656718A1 (fr) * 1989-12-28 1991-07-05 Thomson Csf Absorbeur acoustique pour milieu fluide, notamment pour milieu marin.
US5394786A (en) * 1990-06-19 1995-03-07 Suppression Systems Engineering Corp. Acoustic/shock wave attenuating assembly
US5436874A (en) * 1993-11-17 1995-07-25 Martin Marietta Corporation Method and apparatus for sensing acoustic signals in a liquid
CH691942A5 (de) * 1997-02-19 2001-11-30 Rieter Automotive Int Ag Lambda/4-Absorber mit einstellbarer Bandbreite.
FR2767410B1 (fr) * 1997-08-14 1999-10-29 Thomson Marconi Sonar Sas Absorbeur acoustique sous-marin
KR20070004908A (ko) * 2004-04-30 2007-01-09 가부시키가이샤 고베 세이코쇼 다공질 흡음 구조체
US8630435B2 (en) * 2008-08-08 2014-01-14 Nokia Corporation Apparatus incorporating an adsorbent material, and methods of making same
EP2512799A2 (fr) * 2009-12-16 2012-10-24 Institut National des Sciences Appliquées de Lyon Matériau composite multicouche
US11286957B2 (en) * 2018-07-02 2022-03-29 Rohr, Inc. Method for inserting septum into acoustic liner

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2960175A (en) * 1946-06-06 1960-11-15 Edwin M Mcmillan Laminated acoustic window
US2840179A (en) * 1954-06-17 1958-06-24 Miguel C Junger Sound-absorbing panels
FR2255313B1 (fr) * 1973-12-20 1976-10-08 Gole Jean
DE2408028B2 (de) * 1974-02-20 1978-05-11 Fa. Carl Freudenberg, 6940 Weinheim Schallschluckplatte
FR2562699B1 (fr) * 1984-04-09 1986-12-05 Alsthom Atlantique Revetement de paroi absorbant les ondes acoustiques
FR2586849B2 (fr) * 1985-05-31 1989-01-20 Vibrasonic Dispositif destine a absorber les ondes sonores.

Also Published As

Publication number Publication date
EP0292877B1 (fr) 1992-01-22
FR2615994A1 (fr) 1988-12-02
CA1288055C (fr) 1991-08-27
DE3867908D1 (de) 1992-03-05
US4817757A (en) 1989-04-04
EP0292877A1 (fr) 1988-11-30

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Legal Events

Date Code Title Description
ST Notification of lapse