DE69902276T2 - Mikroperforierte polymerfolie zur schalldämpfung and schalldämpfer der diese verwendet - Google Patents
Mikroperforierte polymerfolie zur schalldämpfung and schalldämpfer der diese verwendetInfo
- Publication number
- DE69902276T2 DE69902276T2 DE69902276T DE69902276T DE69902276T2 DE 69902276 T2 DE69902276 T2 DE 69902276T2 DE 69902276 T DE69902276 T DE 69902276T DE 69902276 T DE69902276 T DE 69902276T DE 69902276 T2 DE69902276 T2 DE 69902276T2
- Authority
- DE
- Germany
- Prior art keywords
- muffler
- polymer film
- sound absorption
- microperforated polymer
- microperforated
- 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 - Lifetime
Links
- 238000010521 absorption reaction Methods 0.000 title 1
- 229920006254 polymer film Polymers 0.000 title 1
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
-
- 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
- Y10T428/15—Sheet, web, or layer weakened to permit separation through thickness
-
- 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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
-
- 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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
- Y10T428/24298—Noncircular aperture [e.g., slit, diamond, rectangular, etc.]
-
- 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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
- Y10T428/24298—Noncircular aperture [e.g., slit, diamond, rectangular, etc.]
- Y10T428/24306—Diamond or hexagonal
-
- 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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
- Y10T428/24298—Noncircular aperture [e.g., slit, diamond, rectangular, etc.]
- Y10T428/24314—Slit or elongated
-
- 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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
- Y10T428/24322—Composite web or sheet
-
- 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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
- Y10T428/24322—Composite web or sheet
- Y10T428/24331—Composite web or sheet including nonapertured component
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/122,240 US6617002B2 (en) | 1998-07-24 | 1998-07-24 | Microperforated polymeric film for sound absorption and sound absorber using same |
PCT/US1999/000987 WO2000005707A1 (en) | 1998-07-24 | 1999-01-18 | Microperforated polymeric film for sound absorption and sound absorber using same |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69902276D1 DE69902276D1 (de) | 2002-08-29 |
DE69902276T2 true DE69902276T2 (de) | 2002-11-28 |
Family
ID=22401534
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69902276T Expired - Lifetime DE69902276T2 (de) | 1998-07-24 | 1999-01-18 | Mikroperforierte polymerfolie zur schalldämpfung and schalldämpfer der diese verwendet |
Country Status (7)
Country | Link |
---|---|
US (1) | US6617002B2 (de) |
EP (1) | EP1101218B1 (de) |
JP (1) | JP4108933B2 (de) |
AU (1) | AU2323299A (de) |
CA (1) | CA2337614C (de) |
DE (1) | DE69902276T2 (de) |
WO (1) | WO2000005707A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10337110A1 (de) * | 2003-08-11 | 2005-03-17 | Zeuna-Stärker GmbH & Co. KG | Abgasschalldämpfer |
Families Citing this family (89)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6977109B1 (en) | 1998-07-24 | 2005-12-20 | 3M Innovative Properties Company | Microperforated polymeric film for sound absorption and sound absorber using same |
JP2003507753A (ja) * | 1999-08-11 | 2003-02-25 | エイチピー−ケミー ペルザー リサーチ アンド ディベロップメント リミテッド | 広い周波数範囲にわたって高い吸収効果を有する構成部品 |
DE60032003T2 (de) * | 1999-09-15 | 2007-06-06 | Aradigm Corp., Hayward | Porenstrukturen zur niederdruckaerosolisierung |
DE60017725T3 (de) * | 2000-03-20 | 2009-08-13 | Newmat S.A. | Flexible Polymerfolie für aufgespannte Strukturen, Verfahren zu deren Herstellung und Unterdecke mit dieser Folie |
US6598701B1 (en) | 2000-06-30 | 2003-07-29 | 3M Innovative Properties Company | Shaped microperforated polymeric film sound absorbers and methods of manufacturing the same |
US7279214B2 (en) * | 2000-09-09 | 2007-10-09 | EEEA Entwicklungsgesellschaft fur Akustik mbH | Floor covering having a strong noise-reducing properties |
JP2003241762A (ja) * | 2002-02-14 | 2003-08-29 | Koei Chemical Kogyosho:Kk | 吸音マットとその製造方法 |
US20070292675A1 (en) * | 2002-09-17 | 2007-12-20 | Hout Penne J | Polymeric foam composites that meet factory material 4880 requirements |
JP4083068B2 (ja) * | 2003-05-09 | 2008-04-30 | 名古屋油化株式会社 | 難燃性吸音材 |
EP1657708A4 (de) * | 2003-05-29 | 2009-07-01 | Rion Co | Schallisolations-/-absorptionsstruktur und struktur mit diesen daran angebracht |
US7314114B2 (en) * | 2004-02-11 | 2008-01-01 | Acoustics First Corporation | Flat panel diffuser |
JP4001588B2 (ja) * | 2004-04-09 | 2007-10-31 | 株式会社林技術研究所 | 自動車用成形敷設内装材 |
ES2245240B1 (es) * | 2004-06-03 | 2007-03-16 | Consejo Sup. Investig. Cientificas. | Unidades de insercion microperforadas para su uso como absorbentes acusticos. |
US20060065481A1 (en) * | 2004-09-24 | 2006-03-30 | Lear Corporation | Perforated hard trim for sound absorption |
FR2881765B1 (fr) * | 2005-02-08 | 2007-04-13 | Brevetix Sarl | Ensemble acoustiquement absorbant |
NO322685B1 (no) * | 2005-03-23 | 2006-11-27 | Deamp As | Plateelement |
WO2006106854A1 (ja) * | 2005-03-30 | 2006-10-12 | Matsushita Electric Industrial Co., Ltd. | 吸音構造体 |
US20060254855A1 (en) * | 2005-05-16 | 2006-11-16 | Loftus James E | Fibrous material having densified surface for improved air flow resistance and method of making |
KR100645824B1 (ko) * | 2005-06-14 | 2006-11-14 | 김영옥 | 흡음판넬 |
US20070012508A1 (en) * | 2005-07-13 | 2007-01-18 | Demers Christopher G | Impact resistance acoustic treatment |
US7276839B1 (en) * | 2005-11-30 | 2007-10-02 | The United States Of America Represented By The Secretary Of The Navy | Bondable fluoropolymer film as a water block/acoustic window for environmentally isolating acoustic devices |
JP5623737B2 (ja) * | 2006-04-27 | 2014-11-12 | スリーエム イノベイティブプロパティズカンパニー | 音響吸収性を有する構造化膜 |
JP4856240B2 (ja) * | 2006-04-27 | 2012-01-18 | スリーエム イノベイティブ プロパティズ カンパニー | 構造化フィルムを製作する方法 |
US7520370B2 (en) * | 2006-05-17 | 2009-04-21 | William Orlin Gudim | Combination acoustic diffuser and absorber and method of production thereof |
WO2008017737A1 (fr) | 2006-08-10 | 2008-02-14 | Brevetix | Ensemble acoustiquement absorbant |
DE102007051408A1 (de) * | 2007-10-25 | 2009-05-28 | Prelatec Gmbh | Verfahren zum Bohren von Löchern definierter Geometrien mittels Laserstrahlung |
DE202007017699U1 (de) * | 2007-12-19 | 2009-02-26 | VS Vereinigte Spezialmöbelfabriken GmbH & Co. KG | Trennwandelement |
CN102057421B (zh) * | 2008-04-14 | 2014-12-10 | 3M创新有限公司 | 多层吸声片材 |
KR101793278B1 (ko) * | 2008-04-22 | 2017-11-02 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 하이브리드 흡음 시트 |
EP2307627B1 (de) * | 2008-05-05 | 2017-09-27 | 3M Innovative Properties Company | Akustisches verbundmaterial |
US8573358B2 (en) * | 2008-05-22 | 2013-11-05 | 3M Innovative Properties Company | Multilayer sound absorbing structure comprising mesh layer |
CN102301220B (zh) | 2008-12-19 | 2014-06-25 | 3M创新有限公司 | 用于浓缩样品的系统和方法 |
BRPI0918357A2 (pt) * | 2008-12-19 | 2016-07-26 | 3M Innovative Properties Co | sistema e método para processamento de amostras |
FR2948457B1 (fr) * | 2009-07-24 | 2013-08-09 | Canon Kk | Procede de determination d'un profil d'absorption, dispositif et programme d'ordinateur associes |
TWI506070B (zh) * | 2009-12-14 | 2015-11-01 | 3M Innovative Properties Co | 微穿孔聚合物薄膜及其製造方法與用途 |
FR2964677B1 (fr) * | 2010-09-14 | 2013-06-28 | Saint Gobain | Procede et dispositif pour fabriquer un panneau absorbant acoustique |
CA2819561C (en) * | 2010-12-16 | 2019-04-02 | Taras Kowalczyszyn | Improved housing for containing electronic components therein |
EP2657932A4 (de) * | 2010-12-21 | 2017-01-11 | Yoshiharu Kitamura | Schallisolierende platte ohne luftstromhinderung |
WO2013003308A1 (en) | 2011-06-30 | 2013-01-03 | 3M Innovative Properties Company | Systems and methods for detecting an analyte of interest in a sample using microstructured surfaces |
JP2014526041A (ja) | 2011-06-30 | 2014-10-02 | スリーエム イノベイティブ プロパティズ カンパニー | フィルター及び微細構造化表面を使用して、サンプル中の目的の検体を検出するためのシステム及び方法 |
JP6110056B2 (ja) | 2011-08-25 | 2017-04-05 | スリーエム イノベイティブ プロパティズ カンパニー | 吸音材 |
US9194124B2 (en) | 2011-12-09 | 2015-11-24 | 3M Innovative Properties Company | Acoustic light panel |
US8418806B1 (en) | 2012-01-13 | 2013-04-16 | Janesville Acoustics, a Unit of Jason Incorporated | Sound attenuating device using an embedded layer for acoustical tuning |
JP6233796B2 (ja) * | 2012-07-31 | 2017-11-22 | インターマン株式会社 | 携帯端末用ブース |
DE102012216500A1 (de) | 2012-09-17 | 2014-03-20 | Hp Pelzer Holding Gmbh | Mehrlagiger gelochter Schallabsorber |
JP5230855B1 (ja) * | 2012-09-21 | 2013-07-10 | 善治 北村 | 気流を許容する防音板及び防音デバイス |
US9752494B2 (en) | 2013-03-15 | 2017-09-05 | Kohler Co. | Noise suppression systems |
US9388731B2 (en) | 2013-03-15 | 2016-07-12 | Kohler Co. | Noise suppression system |
EP2858066A3 (de) * | 2013-10-03 | 2015-04-15 | Kohler Co. | Rauschunterdrückungssystem |
US9168476B2 (en) | 2013-10-11 | 2015-10-27 | 3M Innovative Properties Company | Air filter comprising a microperforated film, and method of using |
DE102013226792A1 (de) * | 2013-12-19 | 2015-06-25 | Volkswagen Aktiengesellschaft | Verfahren zur akustischen und/oder fluidtechnischen Perforation eines aus einem Faserverbundkunststoff hergestellten Bauteils |
FR3018384B1 (fr) * | 2014-03-04 | 2016-03-11 | Scherrer Jean Marc | Ensemble d'absorption acoustique a hautes et basses frequences |
NO337032B1 (no) * | 2014-04-29 | 2016-01-04 | Deamp As | Lydabsorberende film |
ES2703379T3 (es) * | 2014-05-14 | 2019-03-08 | Pregymix S R L | Dispositivo de atenuación acústica para carriles |
DE102014214547A1 (de) * | 2014-07-24 | 2016-01-28 | Sennheiser Electronic Gmbh & Co. Kg | Verfahren zum Herstellen von akustischen Widerständen |
BR112017004638A2 (pt) | 2014-09-09 | 2017-12-05 | 3M Innovative Properties Co | dispositivo acústico |
DK178443B1 (en) * | 2014-12-01 | 2016-02-29 | Dampa Aps | Sound absorbing dry erase board |
EP3259125A1 (de) * | 2015-02-18 | 2017-12-27 | Middle River Aircraft Systems | Schalldämpfende auskleidungen und verfahren zur formgebung eines einlasses einer schalldämpfenden auskleidung |
JP6464412B2 (ja) * | 2015-04-08 | 2019-02-06 | 平岡織染株式会社 | 吸音不燃シート |
US9747883B2 (en) | 2015-04-14 | 2017-08-29 | Cadillac Products Automotive Company | Acoustic insulator mat with liquid applied sprayable coating and method for making the same |
DE102015209105A1 (de) | 2015-05-19 | 2016-11-24 | Hp Pelzer Holding Gmbh | Leichtes akustisches Bauteil |
CN107615374B (zh) * | 2015-06-09 | 2021-02-05 | Agc株式会社 | 膜和吸音结构体 |
KR102522668B1 (ko) * | 2015-09-02 | 2023-04-18 | 쿠퍼스탠다드오토모티브앤인더스트리얼 주식회사 | 차량용 소음기 |
US10068563B2 (en) | 2015-11-18 | 2018-09-04 | Rpg Acoustical Systems Llc | Sound absorbing panel with wedge-shaped cross-section micro-slits |
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 |
JP6376167B2 (ja) * | 2016-03-31 | 2018-08-22 | マツダ株式会社 | 吸音材 |
US11104098B2 (en) | 2016-05-31 | 2021-08-31 | Cadillac Products Automotive Company | Fibrous vehicle underbody shield |
EP3506253B1 (de) | 2016-08-23 | 2022-09-28 | FUJIFILM Corporation | Schalldichte struktur und öffnungsstruktur |
CN110049956A (zh) | 2016-11-04 | 2019-07-23 | 康宁公司 | 微穿孔板系统、应用以及制造微穿孔板系统的方法 |
US10294596B2 (en) | 2016-11-21 | 2019-05-21 | Milliken & Company | Process for forming a nonwoven composite |
US10062371B2 (en) | 2016-11-21 | 2018-08-28 | Milliken & Company | Nonwoven composite |
US10792870B2 (en) | 2016-11-29 | 2020-10-06 | Milliken & Company | Process for forming a nonwoven composite |
US10607589B2 (en) | 2016-11-29 | 2020-03-31 | Milliken & Company | Nonwoven composite |
JP6757462B2 (ja) * | 2017-03-27 | 2020-09-16 | 富士フイルム株式会社 | 防音構造体、ならびに、吸音パネルおよび調音パネル |
WO2019005858A1 (en) | 2017-06-28 | 2019-01-03 | 3M Innovative Properties Company | MICROPERFORATED CONDUIT |
WO2019079695A1 (en) | 2017-10-19 | 2019-04-25 | 3M Innovative Properties Company | ACOUSTIC ARTICLE AND ASSOCIATED METHODS |
US10611116B2 (en) | 2018-05-17 | 2020-04-07 | Milliken & Company | Nonwoven composite |
WO2020019114A1 (en) | 2018-07-23 | 2020-01-30 | 3M Innovative Properties Company | Thermal insulation materials and methods thereof |
EP3847715A4 (de) | 2018-09-07 | 2022-04-13 | 3M Innovative Properties Company | Feuerschutzartikel und zugehörige verfahren |
JP2022530035A (ja) | 2019-04-25 | 2022-06-27 | スリーエム イノベイティブ プロパティズ カンパニー | 音響物品及びその方法 |
US11869474B2 (en) * | 2020-02-10 | 2024-01-09 | Lumenwerx Ulc. | Sound absorbing light fixture |
US11446980B2 (en) | 2020-06-10 | 2022-09-20 | Denso International America, Inc. | HVAC system noise control |
JP2023543684A (ja) | 2020-09-11 | 2023-10-18 | スリーエム イノベイティブ プロパティズ カンパニー | 音響吸収充填剤及び関連する音響物品 |
US20230290326A1 (en) | 2020-09-11 | 2023-09-14 | 3M Innovative Properties Company | Acoustic absorbing filler and related acoustic article |
US20230395056A1 (en) | 2020-10-23 | 2023-12-07 | 3M Innovative Properties Company | Acoustic articles and assemblies |
EP4268316A1 (de) | 2020-12-28 | 2023-11-01 | 3M Innovative Properties Company | Batterieanordnung und verfahren |
US20220290790A1 (en) * | 2021-01-14 | 2022-09-15 | David Paul Schenker | Percussive pressure damper |
US20230027875A1 (en) * | 2021-07-23 | 2023-01-26 | Whirlpool Corporation | Scrim layer on insulation |
WO2023042016A1 (en) | 2021-09-15 | 2023-03-23 | 3M Innovative Properties Company | Acoustic articles and methods of making the same |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3621934A (en) * | 1970-05-18 | 1971-11-23 | Goodrich Co B F | Acoustic wall coverings |
US3782495A (en) | 1972-06-08 | 1974-01-01 | M Nassof | Ceiling tile |
GB1550226A (en) * | 1975-06-04 | 1979-08-08 | Scott Paper Co | Perforated embossed film or foil to foam laminates |
US4287962A (en) | 1977-11-14 | 1981-09-08 | Industrial Acoustics Company | Packless silencer |
SE500334C2 (sv) | 1990-02-08 | 1994-06-06 | Rockwool Ab | Krökt akustikelement |
US5459291A (en) | 1992-09-29 | 1995-10-17 | Schuller International, Inc. | Sound absorption laminate |
US5298694A (en) * | 1993-01-21 | 1994-03-29 | Minnesota Mining And Manufacturing Company | Acoustical insulating web |
DE4315759C1 (de) | 1993-05-11 | 1994-05-05 | Fraunhofer Ges Forschung | Schallabsorbierendes Glas- oder transparentes Kunstglasbauteil |
US5560967A (en) * | 1994-07-25 | 1996-10-01 | The Excello Specialty Company | Sound absorbing automotive water deflector |
JPH08314468A (ja) * | 1995-03-14 | 1996-11-29 | Toyoda Gosei Co Ltd | 防音材 |
JP3306610B2 (ja) * | 1994-12-13 | 2002-07-24 | エヌ・オー・ケー・ビブラコースティック株式会社 | 吸音材の製造方法 |
US5653836A (en) | 1995-07-28 | 1997-08-05 | Rohr, Inc. | Method of repairing sound attenuation structure used for aircraft applications |
JP3346451B2 (ja) * | 1996-06-06 | 2002-11-18 | 日産自動車株式会社 | 筒部を有する成形品の成形方法 |
DE19626676A1 (de) | 1996-07-03 | 1998-01-08 | Kaefer Isoliertechnik | Vorrichtung zur Verminderung von Schallpegeln in Gebäuden |
US5962107A (en) * | 1997-10-29 | 1999-10-05 | Johns Manville International, Inc. | Perforated cellular sound absorption material |
-
1998
- 1998-07-24 US US09/122,240 patent/US6617002B2/en not_active Expired - Lifetime
-
1999
- 1999-01-18 CA CA002337614A patent/CA2337614C/en not_active Expired - Fee Related
- 1999-01-18 DE DE69902276T patent/DE69902276T2/de not_active Expired - Lifetime
- 1999-01-18 WO PCT/US1999/000987 patent/WO2000005707A1/en active IP Right Grant
- 1999-01-18 EP EP99903143A patent/EP1101218B1/de not_active Expired - Lifetime
- 1999-01-18 JP JP2000561609A patent/JP4108933B2/ja not_active Expired - Lifetime
- 1999-01-18 AU AU23232/99A patent/AU2323299A/en not_active Abandoned
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10337110A1 (de) * | 2003-08-11 | 2005-03-17 | Zeuna-Stärker GmbH & Co. KG | Abgasschalldämpfer |
Also Published As
Publication number | Publication date |
---|---|
JP4108933B2 (ja) | 2008-06-25 |
EP1101218B1 (de) | 2002-07-24 |
JP2002521722A (ja) | 2002-07-16 |
DE69902276D1 (de) | 2002-08-29 |
EP1101218A1 (de) | 2001-05-23 |
US6617002B2 (en) | 2003-09-09 |
WO2000005707A1 (en) | 2000-02-03 |
CA2337614A1 (en) | 2000-02-03 |
AU2323299A (en) | 2000-02-14 |
US20010050197A1 (en) | 2001-12-13 |
CA2337614C (en) | 2005-04-26 |
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