DK451886D0 - Lyddaemperboks - Google Patents

Lyddaemperboks

Info

Publication number
DK451886D0
DK451886D0 DK451886A DK451886A DK451886D0 DK 451886 D0 DK451886 D0 DK 451886D0 DK 451886 A DK451886 A DK 451886A DK 451886 A DK451886 A DK 451886A DK 451886 D0 DK451886 D0 DK 451886D0
Authority
DK
Denmark
Prior art keywords
supply box
sound supply
sound
box
supply
Prior art date
Application number
DK451886A
Other languages
English (en)
Other versions
DK451886A (da
DK166104C (da
DK166104B (da
Inventor
Helmut V Fuchs
Ulrich Ackermann
Norbert Rambausek
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of DK451886A publication Critical patent/DK451886A/da
Publication of DK451886D0 publication Critical patent/DK451886D0/da
Publication of DK166104B publication Critical patent/DK166104B/da
Application granted granted Critical
Publication of DK166104C publication Critical patent/DK166104C/da

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/02—Energy absorbers; Noise absorbers
    • F16L55/033—Noise absorbers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Casings For Electric Apparatus (AREA)
  • Exhaust Silencers (AREA)
DK451886A 1985-02-07 1986-09-22 Lyddaemperboks DK166104C (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19853504208 DE3504208A1 (de) 1985-02-07 1985-02-07 Schalldaempfer-box
DE3504208 1985-02-07
EP8600039 1986-01-30
PCT/EP1986/000039 WO1986004668A1 (en) 1985-02-07 1986-01-30 Sound attenuation box

Publications (4)

Publication Number Publication Date
DK451886A DK451886A (da) 1986-09-22
DK451886D0 true DK451886D0 (da) 1986-09-22
DK166104B DK166104B (da) 1993-03-08
DK166104C DK166104C (da) 1993-07-19

Family

ID=6261942

Family Applications (1)

Application Number Title Priority Date Filing Date
DK451886A DK166104C (da) 1985-02-07 1986-09-22 Lyddaemperboks

Country Status (8)

Country Link
US (1) US4787473A (da)
EP (1) EP0213163B1 (da)
JP (1) JPS62501872A (da)
DE (2) DE3504208A1 (da)
DK (1) DK166104C (da)
GR (1) GR860284B (da)
PT (1) PT81931B (da)
WO (1) WO1986004668A1 (da)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3807128A1 (de) * 1988-03-04 1989-09-14 Fraunhofer Ges Forschung Schalldaempfendes wandelement
FI95747B (fi) * 1991-01-17 1995-11-30 Valmet Paper Machinery Inc Matalien taajuuksien äänenvaimennin paperitehtaiden ilmakanaviin
DE9207092U1 (de) * 1992-05-26 1992-08-20 Gebrüder Trox, GmbH, 4133 Neukirchen-Vluyn Kulissenschalldämpfer für Lüftungs- und Klimaanlagen
US5276291A (en) * 1992-07-10 1994-01-04 Norris Thomas R Acoustic muffler for high volume fluid flow utilizing Heimholtz resonators with low flow resistance path
DE4312883C1 (de) * 1993-04-20 1994-11-03 Fraunhofer Ges Forschung Kamin mit metallenem Innenzug
DE4315759C1 (de) * 1993-05-11 1994-05-05 Fraunhofer Ges Forschung Schallabsorbierendes Glas- oder transparentes Kunstglasbauteil
DE4408782A1 (de) * 1994-03-15 1995-09-21 Fraunhofer Ges Forschung Folien-Schallabsorber
DE19506511C2 (de) * 1995-02-24 1998-08-27 Fraunhofer Ges Forschung Plattenresonator
US5625172A (en) * 1995-04-18 1997-04-29 Caterpillar Inc. Engine enclosure air inlet/discharge sound attenuator
US5663535A (en) * 1995-08-28 1997-09-02 Venturedyne, Ltd. Sound attenuator for HVAC systems
US6104608A (en) * 1997-10-30 2000-08-15 Emc Corporation Noise reduction hood for an electronic system enclosure
DE19750102A1 (de) 1997-11-12 1999-06-02 Stankiewicz Gmbh Gasdurchströmte Leitung mit Schallabsorptionswirkung
DE19804567C2 (de) * 1998-02-05 2003-12-11 Woco Franz Josef Wolf & Co Gmbh Flächenabsorber für Schallwellen und Verwendung
US6098926A (en) * 1998-08-06 2000-08-08 Lockheed Martin Corporation Composite fairing with integral damping and internal helmholz resonators
DE10019543C2 (de) * 2000-04-20 2002-03-07 Fraunhofer Ges Forschung Zuluftelement
DE10037001B4 (de) * 2000-07-29 2004-06-09 Carl Heinz Niemeyer Schalldämpfungselement für Strömungsmittel
FR2814987B1 (fr) * 2000-10-11 2003-04-18 Valeo Climatisation Panneau de diffusion d'air pour vehicule automobile
US6668970B1 (en) 2001-06-06 2003-12-30 Acoustic Horizons, Inc. Acoustic attenuator
US20050161280A1 (en) * 2002-12-26 2005-07-28 Fujitsu Limited Silencer and electronic equipment
JP2004264374A (ja) * 2003-02-24 2004-09-24 Kobe Steel Ltd 薄膜を用いた吸音構造
DE102004029221A1 (de) * 2004-06-16 2006-01-12 Geiger Technik Gmbh Vorrichtung zur Schalldämpfung und Vorrichtung zur Leitung eines Fluids
JP4754836B2 (ja) * 2005-01-27 2011-08-24 株式会社神戸製鋼所 二重壁構造体
FR2925463B1 (fr) * 2007-12-21 2010-04-23 Airbus France Structure pour le traitement acoustique plus particulierement adaptee a une entree d'air d'une nacelle d'aeronef
US7870929B2 (en) * 2008-04-29 2011-01-18 The Boeing Company Engine assembly, acoustical liner and associated method of fabrication
FI122523B (fi) * 2008-04-30 2012-03-15 Metso Paper Inc Matalien taajuksien äänenvaimennin, menetelmä matalien taajuuksien äänenvaimentimen valmistamiseksi ja järjestelmä matalien taajuuksien vaimentamiseksi esimerkiksi paperitehtaiden ilmastointikanavissa
US8997923B2 (en) * 2013-08-12 2015-04-07 Hexcel Corporation Sound wave guide for use in acoustic structures
CN105719634A (zh) * 2014-12-04 2016-06-29 北京市劳动保护科学研究所 宽带复合吸声结构
WO2016126997A1 (en) * 2015-02-04 2016-08-11 Natural Acoustics Lab LLC Variable chambered percussion instruments
US10019975B2 (en) 2015-02-04 2018-07-10 Natural Acoustics Lab LLC Variable chambered percussion instruments
JP6043407B2 (ja) * 2015-02-27 2016-12-14 富士フイルム株式会社 防音構造、及び防音構造の製造方法
US9697817B2 (en) * 2015-05-14 2017-07-04 Zin Technologies, Inc. Tunable acoustic attenuation
FR3041937B1 (fr) * 2015-10-05 2017-10-20 Airbus Operations Sas Structure compartimentee pour le traitement acoustique et le degivrage d'une nacelle d'aeronef et nacelle d'aeronef incorporant ladite structure
WO2018037959A1 (ja) * 2016-08-23 2018-03-01 富士フイルム株式会社 防音構造体、および、開口構造体
CN110024024B (zh) * 2016-11-29 2023-05-02 富士胶片株式会社 防音结构
US10741159B2 (en) 2017-09-10 2020-08-11 Douglas Peter Magyari Acoustic-absorber system and method
GB2587715B (en) * 2018-02-26 2021-10-06 Jaguar Land Rover Ltd Accelerator pedal maps
JP6960038B2 (ja) 2018-02-27 2021-11-05 富士フイルム株式会社 防音構造体
JP6960040B2 (ja) * 2018-02-27 2021-11-05 富士フイルム株式会社 防音構造体
WO2019178026A1 (en) * 2018-03-12 2019-09-19 North Carolina State University Sound absorbing panels
RU2018146623A (ru) * 2018-12-26 2020-06-26 3М Инновейтив Пропертиз Компани Акустическое изделие, способ его изготовления и применения
US20220322560A1 (en) * 2021-04-01 2022-10-06 Dell Products L.P. Direct-mount acoustics damping shelf at backplane-identified devices

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1441318A (fr) * 1965-07-28 1966-06-03 Airtherm Consulting Ag Procédé et dispositif pour l'amortissement du bruit dans un courant de fluide gazeux
US3380206A (en) * 1965-09-29 1968-04-30 Soundlock Corp Lay-in acoustical ceiling panel with flexible diaphragms
US3834487A (en) * 1973-03-08 1974-09-10 J Hale Sandwich core panel with structural decoupling between the outer face sheets thereof
DE2314396B1 (de) * 1973-03-22 1974-06-20 Vasiljevic Costa Silard Dipl I Vorrichtung zur Schalldaempfung unter Verwendung von Resonatoren
FR2300384A1 (fr) * 1975-02-07 1976-09-03 Lockheed Aircraft Corp Absorbeur acoustique a double bande
US4084366A (en) * 1975-11-14 1978-04-18 Haworth Mfg., Inc. Sound absorbing panel
GB2005384A (en) * 1977-10-04 1979-04-19 Rolls Royce Multi-layer acoustic lining
SE420750B (sv) * 1978-11-17 1981-10-26 Ingemanssons Ingenjorsbyra Ab Ljudisolerande byggnadselement med stor styvhet
HU175598B (hu) * 1978-11-22 1980-09-28 Villamos Berendezes Es Keszule Ustrojstvo dlja opredelenija, obrabotki i/ili signalizacii i/ili registracii rezul'tatov sorevnovanija na osnove prikhoda v cel'
US4301890A (en) * 1979-12-06 1981-11-24 Lord Corporation Sound-absorbing panel
GB2076049B (en) * 1980-05-17 1983-10-26 Rolls Royce Variable acoustic impedance lining
DE3412432A1 (de) * 1984-04-03 1985-10-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Schallabsorbierendes bauelement

Also Published As

Publication number Publication date
EP0213163B1 (de) 1991-01-23
GR860284B (en) 1986-06-10
DK451886A (da) 1986-09-22
US4787473A (en) 1988-11-29
JPS62501872A (ja) 1987-07-23
DK166104C (da) 1993-07-19
DK166104B (da) 1993-03-08
DE3504208A1 (de) 1986-08-07
WO1986004668A1 (en) 1986-08-14
PT81931B (pt) 1992-05-29
DE3677098D1 (de) 1991-02-28
JPH0467099B2 (da) 1992-10-27
DE3504208C2 (da) 1989-10-26
EP0213163A1 (de) 1987-03-11
PT81931A (de) 1986-02-01

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