DE69817927D1 - Struktur mit niedrigem Schallinduzierte-Schwingungsreaktion - Google Patents

Struktur mit niedrigem Schallinduzierte-Schwingungsreaktion

Info

Publication number
DE69817927D1
DE69817927D1 DE69817927T DE69817927T DE69817927D1 DE 69817927 D1 DE69817927 D1 DE 69817927D1 DE 69817927 T DE69817927 T DE 69817927T DE 69817927 T DE69817927 T DE 69817927T DE 69817927 D1 DE69817927 D1 DE 69817927D1
Authority
DE
Germany
Prior art keywords
low sound
vibration response
induced vibration
sound induced
response
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 - Fee Related
Application number
DE69817927T
Other languages
English (en)
Other versions
DE69817927T2 (de
Inventor
Theodore W Nye
Jeffrey L Baker
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.)
Northrop Grumman Corp
Original Assignee
TRW Inc
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 TRW Inc filed Critical TRW Inc
Publication of DE69817927D1 publication Critical patent/DE69817927D1/de
Application granted granted Critical
Publication of DE69817927T2 publication Critical patent/DE69817927T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
    • B64G1/00—Cosmonautic vehicles
    • B64G1/22—Parts of, or equipment specially adapted for fitting in or to, cosmonautic vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Remote Sensing (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Laminated Bodies (AREA)
  • Building Environments (AREA)
DE69817927T 1997-07-02 1998-06-25 Struktur mit niedrigem Schallinduzierte-Schwingungsreaktion Expired - Fee Related DE69817927T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US887500 1997-07-02
US08/887,500 US5912442A (en) 1997-07-02 1997-07-02 Structure having low acoustically-induced vibration response

Publications (2)

Publication Number Publication Date
DE69817927D1 true DE69817927D1 (de) 2003-10-16
DE69817927T2 DE69817927T2 (de) 2004-07-22

Family

ID=25391283

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69817927T Expired - Fee Related DE69817927T2 (de) 1997-07-02 1998-06-25 Struktur mit niedrigem Schallinduzierte-Schwingungsreaktion

Country Status (4)

Country Link
US (1) US5912442A (de)
EP (1) EP0889459B1 (de)
JP (1) JPH1191017A (de)
DE (1) DE69817927T2 (de)

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JP6014047B2 (ja) 2010-12-29 2016-10-25 ニューポート・コーポレイションＮｅｗｐｏｒｔ Ｃｏｒｐｏｒａｔｉｏｎ 同調可能振動ダンパならびに製造および同調方法
KR101964644B1 (ko) * 2012-05-10 2019-04-02 엘지전자 주식회사 소음저감부가 구비된 가전기기
JP2014019121A (ja) * 2012-07-23 2014-02-03 Mimaki Engineering Co Ltd 媒体支持装置および媒体加工装置
US8657067B1 (en) * 2012-09-25 2014-02-25 The Boeing Company Acoustic damping device for noise reduction
FR3001452B1 (fr) 2013-01-29 2015-02-13 Herakles Procede de fabrication d'un panneau d'attenuation acoustique de forme courbee
FR3001409B1 (fr) 2013-01-29 2015-07-03 Herakles Procede de fabrication d'une structure alveolaire de forme courbee en materiau composite
US9235937B1 (en) 2013-06-05 2016-01-12 Analog Devices, Inc. Mounting method for satellite crash sensors
US9370827B2 (en) * 2013-08-28 2016-06-21 The Boeing Company System and method for forming perforations in a barrel section
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US9640164B2 (en) 2015-02-27 2017-05-02 The Boeing Company Sound attenuation using a cellular core
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US9752595B2 (en) * 2015-11-03 2017-09-05 Rohr, Inc. Nacelle core with insert
JP6955283B2 (ja) * 2016-02-25 2021-10-27 岐阜プラスチック工業株式会社 遮音パネル
JP6669528B2 (ja) * 2016-02-25 2020-03-18 岐阜プラスチック工業株式会社 遮音パネル
JP6480638B2 (ja) 2016-03-29 2019-03-13 富士フイルム株式会社 防音構造、開口構造、筒状構造、窓部材および仕切り部材
WO2018043489A1 (ja) 2016-08-31 2018-03-08 富士フイルム株式会社 防音構造、及び防音システム
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
US10675768B2 (en) 2018-03-27 2020-06-09 The Boeing Company Robotic end effector assembly, system, and method of using the same
US11325718B2 (en) * 2018-05-02 2022-05-10 Rohr, Inc. Aircraft propulsion system assembly including one or more acoustic panels
WO2020095205A1 (en) * 2018-11-09 2020-05-14 3M Innovative Properties Company Blanking panels including acoustic absorbing materials
AU2019386469A1 (en) * 2018-11-30 2021-05-20 Ashmere Holdings Pty Ltd Acoustic absorption
CN111816149B (zh) * 2019-04-11 2023-05-12 中国科学院声学研究所 一种低频蜂窝吸声装置
FR3108765B1 (fr) 2020-03-30 2023-12-22 Safran Structure d’atténuation acoustique et son procédé de fabrication
FR3115147B1 (fr) * 2020-10-09 2023-06-09 Airbus Operations Sas Procédé de fabrication d’un ensemble insonorisant comportant deux panneaux superposés
FR3118899B1 (fr) 2021-01-19 2023-08-25 Safran Procédé et chaîne de fabrication d’un panneau multiéléments acoustiques pour structure d’atténuation acoustique
US20220282561A1 (en) * 2021-03-02 2022-09-08 INTER-GLOBAL EXHIBITIONS, Inc. Manufactured door
FR3125349A1 (fr) 2021-07-15 2023-01-20 Safran Procédé de fabrication d’une structure d’atténuation acoustique avec contrôle du positionnement d’une peau acoustique
FR3125245A1 (fr) 2021-07-15 2023-01-20 Safran Procédé de fabrication d’un composant à partir de granulés en matériau thermoplastique
FR3125911B1 (fr) 2021-07-29 2024-02-23 Safran Nacelles Élément d’obturation acoustique
FR3125978A1 (fr) 2021-08-09 2023-02-10 Safran Procédé de fabrication d’un composant acoustique à paroi de faible épaisseur
FR3127713B1 (fr) 2021-10-01 2023-10-06 Safran Procédé de fabrication d’un panneau acoustique par soudage
FR3129022A1 (fr) 2021-11-05 2023-05-12 Safran Structure d’atténuation acoustique d’une large gamme de fréquences
FR3129315B1 (fr) 2021-11-19 2024-04-19 Safran Procédé de fabrication d’un composant multicellulaire
FR3131707A1 (fr) 2022-01-13 2023-07-14 Safran Drapage d’une peau en matériau thermoplastique sur un corps multicellulaire
FR3141551A1 (fr) 2022-10-26 2024-05-03 Safran Procédé de formation d’une structure d’atténuation acoustique dotée de cellules en S
FR3142378A1 (fr) 2022-11-28 2024-05-31 Safran Procédé de fabrication d’un composant acoustique par estampage

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Also Published As

Publication number Publication date
EP0889459A3 (de) 2000-02-23
EP0889459B1 (de) 2003-09-10
EP0889459A2 (de) 1999-01-07
JPH1191017A (ja) 1999-04-06
US5912442A (en) 1999-06-15
DE69817927T2 (de) 2004-07-22

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: NORTHROP GRUMMAN CORP. (N.D.GES.D.STAATES DELAWARE

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee