AU2001288177A1 - Sound absorbent - Google Patents
Sound absorbentInfo
- 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
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)
- Saccharide Compounds (AREA)
- Medicines Containing Plant Substances (AREA)
- Exhaust Silencers (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Gloves (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (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.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0003349 | 2000-09-18 | ||
SE0003349A SE0003349D0 (en) | 2000-09-18 | 2000-09-18 | sound absorber |
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)
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 |
CN103098571B (en) * | 2010-03-29 | 2016-06-22 | 施耐德电气It公司 | Acoustic dampening sleeve and manufacture method thereof for electronic equipment |
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)
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 |
ATE347024T1 (en) * | 2000-12-20 | 2006-12-15 | Quiet Storm Llc | DEVICE FOR IMPROVED NOISE ATTENUATION IN AN ABSORPTION DAMPER OF AN INTERNAL COMBUSTION ENGINE |
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 |
-
2000
- 2000-09-18 SE SE0003349A patent/SE0003349D0/en unknown
-
2001
- 2001-09-17 AT AT01967894T patent/ATE321248T1/en not_active IP Right Cessation
- 2001-09-17 DE DE60118221T patent/DE60118221T2/en not_active Expired - Lifetime
- 2001-09-17 EP EP01967894A patent/EP1319156B1/en not_active Expired - Lifetime
- 2001-09-17 AU AU2001288177A patent/AU2001288177A1/en not_active Abandoned
- 2001-09-17 WO PCT/SE2001/001982 patent/WO2002023099A1/en active IP Right Grant
- 2001-09-17 US US10/380,850 patent/US20040099477A1/en not_active Abandoned
-
2003
- 2003-03-17 NO NO20031212A patent/NO321542B1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US20040099477A1 (en) | 2004-05-27 |
WO2002023099A1 (en) | 2002-03-21 |
NO20031212D0 (en) | 2003-03-17 |
NO321542B1 (en) | 2006-05-22 |
ATE321248T1 (en) | 2006-04-15 |
EP1319156B1 (en) | 2006-03-22 |
NO20031212L (en) | 2003-05-16 |
DE60118221T2 (en) | 2007-04-12 |
DE60118221D1 (en) | 2006-05-11 |
EP1319156A1 (en) | 2003-06-18 |
SE0003349D0 (en) | 2000-09-18 |
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