SE0003349D0 - sound absorber - Google Patents

sound absorber

Info

Publication number
SE0003349D0
SE0003349D0 SE0003349A SE0003349A SE0003349D0 SE 0003349 D0 SE0003349 D0 SE 0003349D0 SE 0003349 A SE0003349 A SE 0003349A SE 0003349 A SE0003349 A SE 0003349A SE 0003349 D0 SE0003349 D0 SE 0003349D0
Authority
SE
Sweden
Prior art keywords
sound absorber
mat
hygienic
spaces
interval
Prior art date
Application number
SE0003349A
Other languages
Swedish (sv)
Original Assignee
Flaekt Ab
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 Flaekt Ab filed Critical Flaekt Ab
Priority to SE0003349A priority Critical patent/SE0003349D0/en
Publication of SE0003349D0 publication Critical patent/SE0003349D0/en
Priority to PCT/SE2001/001982 priority patent/WO2002023099A1/en
Priority to AU2001288177A priority patent/AU2001288177A1/en
Priority to AT01967894T priority patent/ATE321248T1/en
Priority to DE60118221T priority patent/DE60118221T2/en
Priority to US10/380,850 priority patent/US20040099477A1/en
Priority to EP01967894A priority patent/EP1319156B1/en
Priority to NO20031212A priority patent/NO321542B1/en

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
    • G10K11/162—Selection of materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/24—Silencing apparatus characterised by method of silencing by using sound-absorbing materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2310/00—Selection of sound absorbing or insulating material

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Exhaust Silencers (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Saccharide Compounds (AREA)
  • External Artificial Organs (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Gloves (AREA)

Abstract

A light absorbent for hygienic spaces comprising a porous mat. The normalized flow resistance of the mat is in the interval of 0.5-2.
SE0003349A 2000-09-18 2000-09-18 sound absorber SE0003349D0 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE0003349A SE0003349D0 (en) 2000-09-18 2000-09-18 sound absorber
PCT/SE2001/001982 WO2002023099A1 (en) 2000-09-18 2001-09-17 Sound absorbent
AU2001288177A AU2001288177A1 (en) 2000-09-18 2001-09-17 Sound absorbent
AT01967894T ATE321248T1 (en) 2000-09-18 2001-09-17 SOUND ABSORPTION DEVICE
DE60118221T DE60118221T2 (en) 2000-09-18 2001-09-17 SOUND ABSORPTION DEVICE
US10/380,850 US20040099477A1 (en) 2000-09-18 2001-09-17 Sound absorbent
EP01967894A EP1319156B1 (en) 2000-09-18 2001-09-17 Sound absorbent
NO20031212A NO321542B1 (en) 2000-09-18 2003-03-17 Sound absorber and transport system, process for the production of absorbent and use of absorbent and transport system.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0003349A SE0003349D0 (en) 2000-09-18 2000-09-18 sound absorber

Publications (1)

Publication Number Publication Date
SE0003349D0 true SE0003349D0 (en) 2000-09-18

Family

ID=20281084

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0003349A SE0003349D0 (en) 2000-09-18 2000-09-18 sound absorber

Country Status (8)

Country Link
US (1) US20040099477A1 (en)
EP (1) EP1319156B1 (en)
AT (1) ATE321248T1 (en)
AU (1) AU2001288177A1 (en)
DE (1) DE60118221T2 (en)
NO (1) NO321542B1 (en)
SE (1) SE0003349D0 (en)
WO (1) WO2002023099A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006018404B4 (en) 2006-04-20 2020-11-26 Airbus Operations Gmbh Noise-optimized air distributor
DE102006050869A1 (en) * 2006-10-27 2008-04-30 Airbus Deutschland Gmbh Sound proofing device for air pipe line of airplane, has air conduction means that is arranged within curved pipe section that is equipped with micro perforation at side surface for further weight neutral sound proofing
US8004935B2 (en) * 2007-05-10 2011-08-23 Second Wind Systems, Inc. Sodar housing with non-woven fabric lining for sound absorption
JP2009041891A (en) * 2007-08-10 2009-02-26 Furukawa Sky Kk Sound absorbing duct
WO2011121450A2 (en) * 2010-03-29 2011-10-06 Kell Systems Ltd. Acoustic dampening sleeve for electronic equipment and method of making the same
GB2528950A (en) 2014-08-06 2016-02-10 Aaf Ltd Sound suppression apparatus
CN105889690A (en) * 2016-06-01 2016-08-24 四川五环石化装备有限公司 Bent noise lowering device

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2826261A (en) * 1956-08-30 1958-03-11 Oliver C Eckel Acoustical control apparatus
FR94568E (en) * 1967-08-08 1969-09-12 Saint Gobain Complexes of mineral fibers and thermoplastic materials which can be used in particular as sub-layers for coatings intended to provide sound insulation.
US3602333A (en) * 1969-10-15 1971-08-31 Chiyoda Chem Eng Construct Co Silencer for suction or discharge of fluids under pressure
US3734234A (en) * 1971-11-08 1973-05-22 Lockheed Aircraft Corp Sound absorption structure
JPS5246688B2 (en) * 1972-11-07 1977-11-26
US3831710A (en) * 1973-01-24 1974-08-27 Lockheed Aircraft Corp Sound absorbing panel
US3941206A (en) * 1974-05-08 1976-03-02 Burgess Industries Incorporated Noise attenuating snubber
JPS5346978B2 (en) * 1974-08-02 1978-12-18
US3981378A (en) * 1974-10-16 1976-09-21 Horn Construction Co., Inc. Muffler for pile driving apparatus
US3977492A (en) * 1975-01-09 1976-08-31 Acon, Inc. Acoustical material for use in association with noise generating machinery
US4104426A (en) * 1975-11-28 1978-08-01 Mcdonnell Douglas Corporation Production of muffler material
US4077491A (en) * 1976-08-27 1978-03-07 Acon, Inc. Acoustical composite
US4287962A (en) * 1977-11-14 1981-09-08 Industrial Acoustics Company Packless silencer
US4167986A (en) * 1978-03-13 1979-09-18 Adco, Ltd. Fluid stream silencing device
DE2920278C2 (en) * 1979-05-18 1984-01-12 Aktiengesellschaft Kühnle, Kopp & Kausch, 6710 Frankenthal Soundproofing device
US4266602A (en) * 1980-02-21 1981-05-12 Westinghouse Electric Corp. Heat exchanger for cooling electrical power apparatus
US4734323A (en) * 1986-04-22 1988-03-29 Toyoda Gosei Co., Ltd. Vibration damping soundproof sheets for use in vehicles
CH671546A5 (en) * 1986-09-26 1989-09-15 Matec Holding
GB8702127D0 (en) * 1987-01-30 1987-03-04 Salex Acoustic Materials Ltd Acoustic attenuating material
US4821841A (en) * 1987-06-16 1989-04-18 Bruce Woodward Sound absorbing structures
GB9101355D0 (en) * 1991-01-22 1991-03-06 Short Brothers Plc Noise attentuation panel
GB2267359B (en) * 1992-05-26 1995-07-26 Sound Attenuators Ltd Improvements in attenuating bends
US5824973A (en) * 1992-09-29 1998-10-20 Johns Manville International, Inc. Method of making sound absorbing laminates and laminates having maximized sound absorbing characteristics
CA2093534C (en) * 1993-04-05 1998-08-18 Muammer Yazici Air handling structure for fan inlet and outlet
US6160892A (en) * 1993-12-30 2000-12-12 Bbn Corporation Active muffler
US5473124A (en) * 1994-01-31 1995-12-05 Dipti Datta Packless silencer
US5684278A (en) * 1994-11-18 1997-11-04 Lockheed Missiles & Space Co., Inc. Acoustical ceramic panel and method
US5728980A (en) * 1995-04-21 1998-03-17 Zarnick; Bernard Duct silencer
US5696361A (en) * 1995-11-13 1997-12-09 Chen; Chia-Hsien Multi-ducts sound eliminator for air pipe
JP4068171B2 (en) * 1995-11-21 2008-03-26 チッソ株式会社 Laminated nonwoven fabric and method for producing the same
US5969361A (en) * 1996-07-16 1999-10-19 Centre National De La Recherche Scientifique Transparent position-sensitive particle detector
AUPO910697A0 (en) * 1997-09-11 1997-10-02 Hrl Technology Pty Ltd Improved sound attenuating device
US5892187A (en) * 1997-12-17 1999-04-06 United Technologies Corporation Tunable recyclable headliner
US6571910B2 (en) * 2000-12-20 2003-06-03 Quiet Storm, Llc Method and apparatus for improved noise attenuation in a dissipative internal combustion engine exhaust muffler
US6640926B2 (en) * 2000-12-29 2003-11-04 Industrial Acoustics Company, Inc. Elbow silencer
US6698543B2 (en) * 2001-07-03 2004-03-02 Golterman & Sabo, Inc. Acoustical wall panels

Also Published As

Publication number Publication date
DE60118221D1 (en) 2006-05-11
ATE321248T1 (en) 2006-04-15
EP1319156A1 (en) 2003-06-18
DE60118221T2 (en) 2007-04-12
NO20031212D0 (en) 2003-03-17
EP1319156B1 (en) 2006-03-22
US20040099477A1 (en) 2004-05-27
NO20031212L (en) 2003-05-16
WO2002023099A1 (en) 2002-03-21
AU2001288177A1 (en) 2002-03-26
NO321542B1 (en) 2006-05-22

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