KR102044680B1 - 능동적 음향 개구들을 갖는 구조물 - Google Patents

능동적 음향 개구들을 갖는 구조물 Download PDF

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KR102044680B1
KR102044680B1 KR1020157002155A KR20157002155A KR102044680B1 KR 102044680 B1 KR102044680 B1 KR 102044680B1 KR 1020157002155 A KR1020157002155 A KR 1020157002155A KR 20157002155 A KR20157002155 A KR 20157002155A KR 102044680 B1 KR102044680 B1 KR 102044680B1
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South Korea
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acoustic
noise
partition
honeycomb
opening
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Korean (ko)
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KR20150027260A (ko
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푸미타카 이치하시
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헥셀 코포레이션
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    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4957—Sound device making

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Headphones And Earphones (AREA)
KR1020157002155A 2012-06-26 2013-06-19 능동적 음향 개구들을 갖는 구조물 Active KR102044680B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/533,668 2012-06-26
US13/533,668 US8800714B2 (en) 2012-06-26 2012-06-26 Structure with active acoustic openings
PCT/US2013/046591 WO2014004215A1 (en) 2012-06-26 2013-06-19 Structure with active acoustic openings

Publications (2)

Publication Number Publication Date
KR20150027260A KR20150027260A (ko) 2015-03-11
KR102044680B1 true KR102044680B1 (ko) 2019-11-14

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KR1020157002155A Active KR102044680B1 (ko) 2012-06-26 2013-06-19 능동적 음향 개구들을 갖는 구조물

Country Status (12)

Country Link
US (1) US8800714B2 (enExample)
EP (1) EP2864979B1 (enExample)
JP (1) JP6284526B2 (enExample)
KR (1) KR102044680B1 (enExample)
CN (1) CN104364840B (enExample)
BR (1) BR112014032248A2 (enExample)
CA (1) CA2873117C (enExample)
ES (1) ES2753997T3 (enExample)
MA (1) MA37671B1 (enExample)
MY (1) MY167288A (enExample)
RU (1) RU2632252C2 (enExample)
WO (1) WO2014004215A1 (enExample)

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US9469985B1 (en) * 2015-05-11 2016-10-18 Hexcel Corporation Acoustic structures with multiple degrees of freedom
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US9620102B1 (en) * 2016-05-02 2017-04-11 Hexcel Corporation Stepped acoustic structures with multiple degrees of freedom
US9741331B1 (en) 2016-06-01 2017-08-22 The Boeing Company Sound-attenuating composite structure
FR3065570B1 (fr) * 2017-04-21 2019-05-03 Office National D'etudes Et De Recherches Aerospatiales Garniture surfacique pour absorption acoustique
US10626799B2 (en) * 2017-07-19 2020-04-21 Hexcel Corporation Flexible acoustic honeycomb
FR3070438B1 (fr) * 2017-08-25 2020-09-11 Safran Nacelles Structure alveolaire et dispositif d’attenuation acoustique pour nacelle d'ensemble propulsif d'aeronef
WO2019221828A1 (en) * 2018-05-17 2019-11-21 Safran Cabin Inc. Honeycomb core with improved acoustic properties and method for making same
BE1026313B1 (nl) * 2018-07-20 2019-12-23 Houtbuigerij G Desmet Nv Geluidsabsorberend paneel en werkwijze voor het vervaardigen van dergelijk geluidsabsorberende paneel
CN113226277B (zh) 2018-12-26 2023-12-01 日本精化株式会社 美白剂、透明质酸产生促进剂、胶原蛋白产生促进剂、细胞内活性氧清除剂、刺激缓解剂、皱纹改善剂、复合物、化妆品和皮肤外用剂
US11214350B2 (en) * 2019-01-25 2022-01-04 The Boeing Company Sound attenuation panel and methods of constructing and installing the same
CN111734552B (zh) * 2019-03-25 2022-01-11 珠海凯利得新材料有限公司 一种固体发动机的硬隔板及其制备方法
GB2583751B (en) * 2019-05-09 2022-02-02 Safran Nacelles Ltd Acoustic panel
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FR3103953B1 (fr) 2019-11-29 2021-11-12 Safran Aircraft Engines Pastille résonante et cellule de traitement acoustique dotée d’une telle pastille
RU2767483C1 (ru) * 2021-05-14 2022-03-17 Акционерное общество "Объединенная двигателестроительная корпорация" (АО "ОДК") Звукопоглощающая конструкция для авиационного двигателя

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JP2008537604A (ja) 2005-04-04 2008-09-18 ヘクセル コーポレイション 吸音用セプタム・キャップ・ハニカム体
US20120037449A1 (en) * 2005-04-04 2012-02-16 Hexcel Corporation Acoustic honeycomb with perforated septum caps

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Patent Citations (4)

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Publication number Priority date Publication date Assignee Title
US6811372B1 (en) 1999-12-07 2004-11-02 A2 Acoustics Ab Device at an acoustic liner
WO2004061817A1 (ja) * 2002-12-26 2004-07-22 Fujitsu Limited 消音器及び電子機器
JP2008537604A (ja) 2005-04-04 2008-09-18 ヘクセル コーポレイション 吸音用セプタム・キャップ・ハニカム体
US20120037449A1 (en) * 2005-04-04 2012-02-16 Hexcel Corporation Acoustic honeycomb with perforated septum caps

Also Published As

Publication number Publication date
EP2864979A1 (en) 2015-04-29
JP6284526B2 (ja) 2018-02-28
US20130341119A1 (en) 2013-12-26
KR20150027260A (ko) 2015-03-11
MY167288A (en) 2018-08-15
CN104364840A (zh) 2015-02-18
JP2015528080A (ja) 2015-09-24
MA37671B1 (fr) 2016-10-31
BR112014032248A2 (pt) 2017-06-27
RU2632252C2 (ru) 2017-10-03
CA2873117A1 (en) 2014-01-03
EP2864979B1 (en) 2019-09-18
CA2873117C (en) 2016-05-17
MA37671A1 (fr) 2016-01-29
WO2014004215A1 (en) 2014-01-03
RU2014152068A (ru) 2016-08-20
ES2753997T3 (es) 2020-04-15
US8800714B2 (en) 2014-08-12
CN104364840B (zh) 2017-08-18

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