BR112014006235A2 - septo feito de pelo menos duas placas de septo, ressonador acústico único, ressonador acústico duplo, painel acústico para uma nacela de aeronave e nacela de motor turbo - Google Patents

septo feito de pelo menos duas placas de septo, ressonador acústico único, ressonador acústico duplo, painel acústico para uma nacela de aeronave e nacela de motor turbo

Info

Publication number
BR112014006235A2
BR112014006235A2 BR112014006235A BR112014006235A BR112014006235A2 BR 112014006235 A2 BR112014006235 A2 BR 112014006235A2 BR 112014006235 A BR112014006235 A BR 112014006235A BR 112014006235 A BR112014006235 A BR 112014006235A BR 112014006235 A2 BR112014006235 A2 BR 112014006235A2
Authority
BR
Brazil
Prior art keywords
septum
acoustic resonator
nacelle
acoustic
double
Prior art date
Application number
BR112014006235A
Other languages
English (en)
Inventor
Heurtaux Didier
William Vincent Petit François
René Jean Robinet Sébastien
Original Assignee
Aircelle 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 Aircelle Sa filed Critical Aircelle Sa
Publication of BR112014006235A2 publication Critical patent/BR112014006235A2/pt

Links

Classifications

    • 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
    • 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
    • Y10T428/19—Sheets or webs edge spliced or joined
    • Y10T428/192—Sheets or webs coplanar

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Laminated Bodies (AREA)
  • Securing Of Glass Panes Or The Like (AREA)
BR112014006235A 2011-09-21 2012-09-11 septo feito de pelo menos duas placas de septo, ressonador acústico único, ressonador acústico duplo, painel acústico para uma nacela de aeronave e nacela de motor turbo BR112014006235A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1158388A FR2980297B1 (fr) 2011-09-21 2011-09-21 Mise en oeuvre d'une peau intermediaire acoustique
PCT/FR2012/052026 WO2013041795A1 (fr) 2011-09-21 2012-09-11 Peau intermediaire acoustique et sa mise en oeuvre

Publications (1)

Publication Number Publication Date
BR112014006235A2 true BR112014006235A2 (pt) 2017-04-04

Family

ID=46968292

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014006235A BR112014006235A2 (pt) 2011-09-21 2012-09-11 septo feito de pelo menos duas placas de septo, ressonador acústico único, ressonador acústico duplo, painel acústico para uma nacela de aeronave e nacela de motor turbo

Country Status (8)

Country Link
US (1) US9073622B2 (pt)
EP (1) EP2758955A1 (pt)
CN (1) CN103827958A (pt)
BR (1) BR112014006235A2 (pt)
CA (1) CA2847668A1 (pt)
FR (1) FR2980297B1 (pt)
RU (1) RU2014114646A (pt)
WO (1) WO2013041795A1 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2975943B1 (fr) * 2011-06-01 2013-05-17 Aircelle Sa Procede de fabrication d'un panneau d'attenuation acoustique
US9693166B2 (en) * 2014-06-24 2017-06-27 The Boeing Company Automated production of acoustic structures
US10323473B2 (en) 2014-12-10 2019-06-18 Nabors Industries, Inc. Modular racker system for a drilling rig
DE102015213625A1 (de) * 2015-07-20 2017-01-26 Rolls-Royce Deutschland Ltd & Co Kg Diffusorbauteil für eine Gasturbine
US10378273B2 (en) 2015-07-24 2019-08-13 Nan Ya Plastics Corporation Soundproof door for use in reduction of sound transmitted from one side of the door to the other side
US10113355B2 (en) 2015-07-24 2018-10-30 Nan Ya Plastics Corporation Soundproof door for use in reduction of sound transmitted from one side of the door to the other side
CN105173059A (zh) * 2015-08-13 2015-12-23 中国航空工业集团公司西安飞机设计研究所 一种双层蜂窝降噪结构
US10726824B2 (en) * 2017-09-29 2020-07-28 The Boeing Company Composite sound absorption panel assembly
FR3115147B1 (fr) 2020-10-09 2023-06-09 Airbus Operations Sas Procédé de fabrication d’un ensemble insonorisant comportant deux panneaux superposés

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3734234A (en) * 1971-11-08 1973-05-22 Lockheed Aircraft Corp Sound absorption structure
US5868886A (en) * 1995-12-22 1999-02-09 Alston; Mark S. Z-pin reinforced bonded composite repairs
US5782082A (en) * 1996-06-13 1998-07-21 The Boeing Company Aircraft engine acoustic liner
DE19652527A1 (de) * 1996-12-17 1998-06-18 Faist M Gmbh & Co Kg Absorber zum Absorbieren akustischer Schallwellen
JP3621559B2 (ja) * 1997-06-30 2005-02-16 日本碍子株式会社 ベリリウムのｈｉｐ接合法
FR2777496B1 (fr) * 1998-04-17 2000-08-04 Sunkiss Aeronautique Procede d'obtention, reparation ou reconstruction d'un objet avec une piece ou materiau composite
US6977109B1 (en) * 1998-07-24 2005-12-20 3M Innovative Properties Company Microperforated polymeric film for sound absorption and sound absorber using same
FR2841031B1 (fr) * 2002-06-17 2005-02-11 Hurel Hispano Le Havre Procede de fabrication d'un panneau acoustique a double resonateur
US6871725B2 (en) * 2003-02-21 2005-03-29 Jeffrey Don Johnson Honeycomb core acoustic unit with metallurgically secured deformable septum, and method of manufacture
US6920958B2 (en) * 2003-10-17 2005-07-26 The Boeing Company Annular acoustic panel
US8592024B2 (en) * 2006-05-26 2013-11-26 United Technologies Corporation Repair of perforated acoustic skins by reverse pin transfer molding
US20080233346A1 (en) * 2007-03-23 2008-09-25 United Technologies Corporation Repair of a composite sandwich structure having a perforated skin
TW201024510A (en) * 2008-12-26 2010-07-01 ying-zhou Wei A connection structure of plastic floor tiles
FR2953058B1 (fr) * 2009-11-23 2017-11-03 Aircelle Sa Peau acoustique pour un panneau acoustique d'une nacelle d'aeronef

Also Published As

Publication number Publication date
CN103827958A (zh) 2014-05-28
EP2758955A1 (fr) 2014-07-30
WO2013041795A1 (fr) 2013-03-28
RU2014114646A (ru) 2015-10-27
US20140202789A1 (en) 2014-07-24
FR2980297A1 (fr) 2013-03-22
CA2847668A1 (fr) 2013-03-28
US9073622B2 (en) 2015-07-07
FR2980297B1 (fr) 2015-09-04

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