FR3095717B1 - Garniture surfacique pour produire une attenuation acoustique - Google Patents

Garniture surfacique pour produire une attenuation acoustique Download PDF

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Publication number
FR3095717B1
FR3095717B1 FR1904645A FR1904645A FR3095717B1 FR 3095717 B1 FR3095717 B1 FR 3095717B1 FR 1904645 A FR1904645 A FR 1904645A FR 1904645 A FR1904645 A FR 1904645A FR 3095717 B1 FR3095717 B1 FR 3095717B1
Authority
FR
France
Prior art keywords
sheet structure
acoustic attenuation
pads
wall
produce acoustic
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.)
Active
Application number
FR1904645A
Other languages
English (en)
French (fr)
Other versions
FR3095717A1 (fr
Inventor
Daniel Osmont
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.)
Office National dEtudes et de Recherches Aerospatiales ONERA
Original Assignee
Office National dEtudes et de Recherches Aerospatiales ONERA
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 Office National dEtudes et de Recherches Aerospatiales ONERA filed Critical Office National dEtudes et de Recherches Aerospatiales ONERA
Priority to FR1904645A priority Critical patent/FR3095717B1/fr
Priority to EP20716522.6A priority patent/EP3963571B1/fr
Priority to PCT/EP2020/060310 priority patent/WO2020224916A1/fr
Priority to CN202080044194.9A priority patent/CN113994422A/zh
Publication of FR3095717A1 publication Critical patent/FR3095717A1/fr
Application granted granted Critical
Publication of FR3095717B1 publication Critical patent/FR3095717B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G10K11/162—Selection of materials

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Building Environments (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
FR1904645A 2019-05-03 2019-05-03 Garniture surfacique pour produire une attenuation acoustique Active FR3095717B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR1904645A FR3095717B1 (fr) 2019-05-03 2019-05-03 Garniture surfacique pour produire une attenuation acoustique
EP20716522.6A EP3963571B1 (fr) 2019-05-03 2020-04-10 Garniture surfacique pour produire une attenuation acoustique
PCT/EP2020/060310 WO2020224916A1 (fr) 2019-05-03 2020-04-10 Garniture surfacique pour produire une attenuation acoustique
CN202080044194.9A CN113994422A (zh) 2019-05-03 2020-04-10 用于产生声衰减的表面装饰元件

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1904645 2019-05-03
FR1904645A FR3095717B1 (fr) 2019-05-03 2019-05-03 Garniture surfacique pour produire une attenuation acoustique

Publications (2)

Publication Number Publication Date
FR3095717A1 FR3095717A1 (fr) 2020-11-06
FR3095717B1 true FR3095717B1 (fr) 2022-04-15

Family

ID=68138269

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1904645A Active FR3095717B1 (fr) 2019-05-03 2019-05-03 Garniture surfacique pour produire une attenuation acoustique

Country Status (4)

Country Link
EP (1) EP3963571B1 (zh)
CN (1) CN113994422A (zh)
FR (1) FR3095717B1 (zh)
WO (1) WO2020224916A1 (zh)

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07227926A (ja) * 1994-02-18 1995-08-29 Asahi Fiber Glass Co Ltd 吸音断熱性基板、それを用いた断熱パネル及びそれらの製造法
FR2739213B1 (fr) * 1995-09-21 1998-03-06 Artec Aerospace Sarl Procede d'attenuation de l'amplitude de l'onde de pression rayonnee par la surface d'un materiau soumis a des vibrations d'origine mecanique et/ou acoustique au niveau d'une surface incidente ou reflechie par cette derniere
GB2345951A (en) * 1999-01-19 2000-07-26 Draftex Ind Ltd Sound-absorbing structure
CH697310B1 (de) * 2004-12-23 2008-08-15 Fortatech Ag Gitterförmige Matte, insbesondere als Bodenschutz oder zur Bewehrung eines Bodenbelags.
DE102010005066A1 (de) * 2010-01-13 2011-07-14 Knauer, Dieter, 73240 Strukturelement
NL2004345C2 (nl) * 2010-03-05 2011-09-09 Hans Hill Dempingselement.
WO2012032814A1 (ja) * 2010-09-08 2012-03-15 住友軽金属工業株式会社 凹凸部を有する板材並びにこれを用いた車両パネル及び積層構造体
US8172036B2 (en) * 2010-09-10 2012-05-08 The Boeing Company Apparatus and method for providing acoustic metamaterial
US9222229B1 (en) * 2013-10-10 2015-12-29 Hrl Laboratories, Llc Tunable sandwich-structured acoustic barriers
FR3012653B1 (fr) * 2013-10-31 2017-03-03 Eurocopter France Revetement isolant acoustiquement muni de resonateurs, un panneau muni de ce revetement, et un aeronef
WO2016025058A1 (en) * 2014-08-12 2016-02-18 Hrl Laboratories, Llc Progressive stiffness structural-acoustic sandwich panel
JP6023845B1 (ja) * 2015-04-28 2016-11-09 加川　清二 電磁波吸収吸音パネル
WO2017057031A1 (ja) * 2015-09-29 2017-04-06 ヤマハ株式会社 振動構造体
EP3239973A1 (en) * 2016-04-28 2017-11-01 Eidgenössische Materialprüfungs- und Forschungsanstalt EMPA Phononic crystal vibration isolator with inertia amplification mechanism
DE102016117113B3 (de) * 2016-09-12 2018-02-01 Johann Kreuter Strukturmatte, Strukturmattenverbund, Sandwichstruktur und Verfahren und Vorrichtung zur Herstellung einer Strukturmatte

Also Published As

Publication number Publication date
FR3095717A1 (fr) 2020-11-06
EP3963571B1 (fr) 2023-01-04
EP3963571A1 (fr) 2022-03-09
WO2020224916A1 (fr) 2020-11-12
CN113994422A (zh) 2022-01-28

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