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AU2001288177A1 - Sound absorbent - Google Patents

Sound absorbent

Info

Publication number
AU2001288177A1
AU2001288177A1 AU2001288177A AU8817701A AU2001288177A1 AU 2001288177 A1 AU2001288177 A1 AU 2001288177A1 AU 2001288177 A AU2001288177 A AU 2001288177A AU 8817701 A AU8817701 A AU 8817701A AU 2001288177 A1 AU2001288177 A1 AU 2001288177A1
Authority
AU
Australia
Prior art keywords
sound absorbent
mat
absorbent
hygienic
spaces
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.)
Abandoned
Application number
AU2001288177A
Inventor
Mats Abom
Claes-Goran Johansson
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.)
ABB Technology FLB AB
Original Assignee
ABB Flaekt AB
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 ABB Flaekt AB, Flaekt AB filed Critical ABB Flaekt AB
Publication of AU2001288177A1 publication Critical patent/AU2001288177A1/en
Abandoned 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
    • G10K11/162—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)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Saccharide Compounds (AREA)
  • Exhaust Silencers (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Gloves (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • External Artificial Organs (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.
AU2001288177A 2000-09-18 2001-09-17 Sound absorbent Abandoned AU2001288177A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE0003349A SE0003349D0 (en) 2000-09-18 2000-09-18 sound absorber
SE0003349 2000-09-18
PCT/SE2001/001982 WO2002023099A1 (en) 2000-09-18 2001-09-17 Sound absorbent

Publications (1)

Publication Number Publication Date
AU2001288177A1 true AU2001288177A1 (en) 2002-03-26

Family

ID=20281084

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001288177A Abandoned AU2001288177A1 (en) 2000-09-18 2001-09-17 Sound absorbent

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 absorption duct
AU2011234176B2 (en) * 2010-03-29 2015-09-24 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
EP1356193B1 (en) * 2000-12-20 2006-11-29 Quiet Storm LLC 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
EP1319156A1 (en) 2003-06-18
WO2002023099A1 (en) 2002-03-21
SE0003349D0 (en) 2000-09-18
ATE321248T1 (en) 2006-04-15
NO20031212L (en) 2003-05-16
NO321542B1 (en) 2006-05-22
NO20031212D0 (en) 2003-03-17
US20040099477A1 (en) 2004-05-27
EP1319156B1 (en) 2006-03-22
DE60118221D1 (en) 2006-05-11
DE60118221T2 (en) 2007-04-12

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