BR0107382A - Painel insonorizante - Google Patents

Painel insonorizante

Info

Publication number
BR0107382A
BR0107382A BR0107382-6A BR0107382A BR0107382A BR 0107382 A BR0107382 A BR 0107382A BR 0107382 A BR0107382 A BR 0107382A BR 0107382 A BR0107382 A BR 0107382A
Authority
BR
Brazil
Prior art keywords
panel
soundproof panel
internal space
aggregate
soundproof
Prior art date
Application number
BR0107382-6A
Other languages
English (en)
Inventor
Marc Francis Vincent Dussac
Philippe Vie
Osmin Del Verdier
Original Assignee
Eurocopter France
Ateca
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 Eurocopter France, Ateca filed Critical Eurocopter France
Publication of BR0107382A publication Critical patent/BR0107382A/pt

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
    • G10K11/162—Selection of materials
    • G10K11/165—Particles in a matrix
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
    • B64C1/40—Sound or heat insulation, e.g. using insulation blankets
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/40—Weight reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Building Environments (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

"PAINEL INSONORIZANTE", em particular painel estrutural ou de revestimento de uma aeronave de asas giratórias. O painel insonorizante (1) comporta pelo menos duas placas opostas (2, 3, 5, 6) formando entre se um espaço interno (4) fechado e um agregado (7) que compreende pelo menos uns corpos sólidos (8) em contato e que preenche completamente o dito espaço interno (4).
BR0107382-6A 2000-10-20 2001-10-18 Painel insonorizante BR0107382A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0013452A FR2815603B1 (fr) 2000-10-20 2000-10-20 Panneau insonorisant, en particulier panneau structural ou d'habillage d'un aeronef a voilure tournante
PCT/FR2001/003227 WO2002032763A1 (fr) 2000-10-20 2001-10-18 Panneau insonorisant, en particulier panneau structural ou d"habillage d"un aeronef a voilure tournante

Publications (1)

Publication Number Publication Date
BR0107382A true BR0107382A (pt) 2002-09-03

Family

ID=8855550

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0107382-6A BR0107382A (pt) 2000-10-20 2001-10-18 Painel insonorizante

Country Status (7)

Country Link
US (1) US6851515B2 (pt)
EP (1) EP1240077B1 (pt)
BR (1) BR0107382A (pt)
DE (1) DE60116247T2 (pt)
ES (1) ES2256304T3 (pt)
FR (1) FR2815603B1 (pt)
WO (1) WO2002032763A1 (pt)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005024549B3 (de) * 2005-05-28 2006-12-07 Airbus Deutschland Gmbh Sandwichstruktur mit frequenzselektivem Doppelwandverhalten
FR2889687B1 (fr) 2005-08-10 2007-11-30 Eurocopter France Procede de decouplage solidien selectif de bruit, rotule lamifie, liaison mecanique et aeronef.
US7819221B1 (en) * 2005-09-27 2010-10-26 The United States Of America As Represented By The Secretary Of The Air Force Lightweight acoustic damping treatment
FR2896331B1 (fr) * 2006-01-13 2008-05-30 Inst Nat Sciences Appliq "structure de double paroi mince avec isolation acoustique"
US20070193175A1 (en) * 2006-02-21 2007-08-23 Ta-Chung Hao Structure of decoration acoustic board
US8051950B2 (en) * 2006-08-03 2011-11-08 Glacier Bay, Inc. System for reducing acoustic energy
FR2925208B1 (fr) * 2007-12-14 2016-07-01 Eurocopter France Structure absorbante pour l'attenuation de bruits generes notamment par un rotor et carenage comportant une telle structure
EP2077357A1 (en) * 2008-01-04 2009-07-08 Siegfried Lösch Structural member and method of manufacturing the same
US8292214B2 (en) * 2008-01-18 2012-10-23 The Boeing Company Vibration damping for wing-to-body aircraft fairing
US9045216B2 (en) * 2008-01-18 2015-06-02 The Boeing Company Flight vehicle fairing having vibration-damping blankets
US8056850B2 (en) * 2008-01-18 2011-11-15 The Boeing Company Particle-filled wing-to-body fairing and method for reducing fairing vibrations
DE102008050546B4 (de) * 2008-10-06 2012-03-08 Airbus Operations Gmbh Side-Feeder-Luftführungselement für eine Flugzeugklimaanlage
JP2013541741A (ja) * 2010-11-09 2013-11-14 カリフォルニア インスティチュート オブ テクノロジー 音響抑制システム及び関連方法
EP2610052A1 (en) * 2011-12-30 2013-07-03 AGUSTAWESTLAND S.p.A. Aircraft interior trim panel, and aircraft fitted with such panels
EP2706009B1 (en) * 2012-09-07 2016-04-27 AIRBUS HELICOPTERS DEUTSCHLAND GmbH An empennage of a helicopter
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
FR3017235B1 (fr) 2014-02-04 2016-01-29 Onera Office National Detudes Et De Rech Aerospatiales Panneau insonorisant
US10460714B1 (en) 2016-02-05 2019-10-29 United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration Broadband acoustic absorbers
US10611478B2 (en) * 2017-04-24 2020-04-07 Lockheed Martin Corporation Structural panels for exposed surfaces
FR3075972B1 (fr) * 2017-12-26 2020-12-04 Aer Systeme de transmission et/ou de reception d'onde acoustique optimisant le transfert d'energie acoustique entre un emetteur et/ou un recepteur acoustique
EP3570274A1 (en) * 2018-05-16 2019-11-20 Igor Emri Sound insulating element
US11459085B2 (en) * 2019-04-30 2022-10-04 Textron Innovations Inc. Energy attenuation stabilizers and methods
EP4211676A1 (en) * 2020-09-11 2023-07-19 3M Innovative Properties Company Acoustic absorbing filler and related acoustic article
KR102656298B1 (ko) * 2021-10-08 2024-04-12 주식회사 제이제이엔에스 유체 주입식 차음판 및 이를 포함하는 차음 구조체
CN115230758A (zh) * 2022-09-21 2022-10-25 之江实验室 一种用于列车车厢减振降噪的可调式声学覆盖层

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4667768A (en) * 1986-05-01 1987-05-26 Lockheed Corporation Sound absorbing panel
FR2649356A1 (en) * 1989-07-04 1991-01-11 Onera (Off Nat Aerospatiale) Cellular composite material having a high acoustic insulation capacity and method for obtaining it
US5024289A (en) * 1989-09-14 1991-06-18 Minnesota Mining And Manufacturing Company Insulated double-walled exhaust pipe
US5225622A (en) * 1990-06-19 1993-07-06 Guy L. Gettle Acoustic/shock wave attenuating assembly
DE4438813B4 (de) * 1994-10-31 2004-03-18 Eugen Gonon Schalldämmplatte
US5777947A (en) * 1995-03-27 1998-07-07 Georgia Tech Research Corporation Apparatuses and methods for sound absorption using hollow beads loosely contained in an enclosure
US5912442A (en) * 1997-07-02 1999-06-15 Trw Inc. Structure having low acoustically-induced vibration response
FR2775216B1 (fr) * 1998-02-26 2000-07-13 Snecma Panneau insonorisant et procede de realisation

Also Published As

Publication number Publication date
DE60116247D1 (de) 2006-02-02
EP1240077B1 (fr) 2005-12-28
WO2002032763A1 (fr) 2002-04-25
DE60116247T2 (de) 2006-08-17
FR2815603A1 (fr) 2002-04-26
FR2815603B1 (fr) 2003-02-21
ES2256304T3 (es) 2006-07-16
US20030057017A1 (en) 2003-03-27
EP1240077A1 (fr) 2002-09-18
US6851515B2 (en) 2005-02-08

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 4A, 5A, 6A E 7A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 1963 DE 19.08.2008.