BRPI0820878A2 - fuselagem com atenuação acústica para aeronave - Google Patents

fuselagem com atenuação acústica para aeronave

Info

Publication number
BRPI0820878A2
BRPI0820878A2 BRPI0820878A BRPI0820878A BRPI0820878A2 BR PI0820878 A2 BRPI0820878 A2 BR PI0820878A2 BR PI0820878 A BRPI0820878 A BR PI0820878A BR PI0820878 A BRPI0820878 A BR PI0820878A BR PI0820878 A2 BRPI0820878 A2 BR PI0820878A2
Authority
BR
Brazil
Prior art keywords
attenuating
fuselage
aircraft sound
aircraft
sound
Prior art date
Application number
BRPI0820878A
Other languages
English (en)
Inventor
Pablo Verde Preckler Jorge
Caballero Asensio María
Original Assignee
Airbus Operations Sl
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 Airbus Operations Sl filed Critical Airbus Operations Sl
Publication of BRPI0820878A2 publication Critical patent/BRPI0820878A2/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
    • B64D27/02—Aircraft characterised by the type or position of power plants
    • B64D27/10—Aircraft characterised by the type or position of power plants of gas-turbine type 
    • B64D27/14—Aircraft characterised by the type or position of power plants of gas-turbine type  within, or attached to, fuselages
    • 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)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Laminated Bodies (AREA)
BRPI0820878A 2007-12-13 2008-12-12 fuselagem com atenuação acústica para aeronave BRPI0820878A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES200703295A ES2343047B1 (es) 2007-12-13 2007-12-13 Fuselaje de aeronave atenuado acusticamente.
PCT/EP2008/067387 WO2009074669A1 (en) 2007-12-13 2008-12-12 Acoustically attenuated fuselage for aircraft

Publications (1)

Publication Number Publication Date
BRPI0820878A2 true BRPI0820878A2 (pt) 2018-07-17

Family

ID=40565301

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0820878A BRPI0820878A2 (pt) 2007-12-13 2008-12-12 fuselagem com atenuação acústica para aeronave

Country Status (6)

Country Link
US (1) US8550397B2 (pt)
EP (1) EP2234875A1 (pt)
BR (1) BRPI0820878A2 (pt)
CA (1) CA2709235C (pt)
ES (1) ES2343047B1 (pt)
WO (1) WO2009074669A1 (pt)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2957894B1 (fr) * 2010-03-23 2013-06-14 Snecma Pylone de support d'un turbomoteur recouvert d'un materiau poreux, ensemble d'un turbomoteur et d'un pylone
US8534594B2 (en) 2011-04-11 2013-09-17 Gulfstream Aerospace Corporation Vibration isolation system using electrical cables as mass
DE102012005451A1 (de) * 2012-03-20 2013-09-26 Airbus Operations Gmbh Druckrumpf eines Luftfahrzeuges, mit einer Rumpfschale und einem hierin angeordneten Druckschott
EP2832636A1 (en) * 2013-07-30 2015-02-04 Airbus Operations S.L. Rear fuselage section of an aircraft
DE102014006112A1 (de) * 2014-04-29 2015-10-29 Autogyro Ag Luftfahrzeug
CN104443349B (zh) * 2014-12-15 2017-05-17 中国飞机强度研究所 一种用于涡桨飞机舱内噪声控制的声学防冰板结构
FR3032942B1 (fr) * 2015-02-19 2018-11-23 Safran Aircraft Engines Ensemble propulsif pour aeronef comprenant un turboreacteur a soufflante non carenee et un pylone d'accrochage
WO2016174544A1 (en) * 2015-04-29 2016-11-03 Bombardier Inc. Acoustic abatement apparatus for an aicraft
US9630702B2 (en) * 2015-06-30 2017-04-25 Rohr, Inc. Noise attenuation for an open rotor aircraft propulsion system
US9725155B2 (en) * 2015-12-30 2017-08-08 General Electric Company Method and system for open rotor engine fuselage protection
US10829206B2 (en) * 2016-02-10 2020-11-10 General Electric Company Wing leading edge features to attenuate propeller wake-wing acoustic interactions
FR3049571B1 (fr) * 2016-03-30 2019-07-12 Safran Aircraft Engines Aile d'aeronef a traitement acoustique amelioree
US11834196B2 (en) 2019-10-15 2023-12-05 General Electric Company System and method for control for unducted engine
US11506067B2 (en) 2019-10-15 2022-11-22 General Electric Company Gas turbine engine with clutch assembly
US11286795B2 (en) 2019-10-15 2022-03-29 General Electric Company Mount for an airfoil
US11401824B2 (en) 2019-10-15 2022-08-02 General Electric Company Gas turbine engine outlet guide vane assembly
US20210221491A1 (en) * 2019-10-15 2021-07-22 General Electric Company Fuselage shield for an aircraft with an unducted engine
US12103702B2 (en) * 2019-10-15 2024-10-01 General Electric Company Removeable fuselage shield for an aircraft
US12410758B2 (en) 2022-01-10 2025-09-09 General Electric Company Three-stream gas turbine engine control
US12275532B2 (en) 2022-08-15 2025-04-15 General Electric Company Gas turbine engine noise reduction
US12480449B2 (en) 2022-08-22 2025-11-25 General Electric Company Propulsion system including an electric machine for starting a gas turbine engine
US12352181B2 (en) 2023-01-30 2025-07-08 General Electric Company Turbine airfoils

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1991832A (en) * 1933-05-18 1935-02-19 Sperry Gyroscope Co Inc Soundproof window construction
US2503109A (en) * 1946-11-06 1950-04-04 Republic Aviat Corp Antenna assembly
US2581625A (en) * 1946-12-17 1952-01-08 Cons Vultee Aircraft Corp Means for reducing propeller vibrational effects
US2929586A (en) * 1955-09-14 1960-03-22 Lockheed Aircraft Service Inc Propeller vibration suppressor
US4534526A (en) * 1982-12-27 1985-08-13 United Technologies Corporation Cabin noise suppression in propeller driven aircraft
US5014934A (en) * 1989-06-30 1991-05-14 The Boeing Company Removable seal for discontinuities in aircraft skin
US5803406A (en) * 1996-04-22 1998-09-08 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Integrated thermal insulation system for spacecraft
US6231710B1 (en) * 1999-06-04 2001-05-15 The United States Of America As Represented By The Secretary Of The Air Force Method of making composite chambercore sandwich-type structure with inherent acoustic attenuation
US7291373B2 (en) * 2005-05-05 2007-11-06 Northrop Grumman Corporation Thermally insulated structure—full depth sandwich joint concept

Also Published As

Publication number Publication date
CA2709235A1 (en) 2009-06-18
US8550397B2 (en) 2013-10-08
ES2343047B1 (es) 2011-06-14
EP2234875A1 (en) 2010-10-06
US20090152400A1 (en) 2009-06-18
WO2009074669A1 (en) 2009-06-18
CA2709235C (en) 2016-07-12
ES2343047A1 (es) 2010-07-21

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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 10A ANUIDADE.

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: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2494 DE 23-10-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.