ZA200410073B - Sound absorber comprising two parts delimiting a hollow space - Google Patents
Sound absorber comprising two parts delimiting a hollow space Download PDFInfo
- Publication number
- ZA200410073B ZA200410073B ZA200410073A ZA200410073A ZA200410073B ZA 200410073 B ZA200410073 B ZA 200410073B ZA 200410073 A ZA200410073 A ZA 200410073A ZA 200410073 A ZA200410073 A ZA 200410073A ZA 200410073 B ZA200410073 B ZA 200410073B
- Authority
- ZA
- South Africa
- Prior art keywords
- sound absorber
- molded part
- absorber according
- spacers
- recesses
- Prior art date
Links
- 239000006096 absorbing agent Substances 0.000 title claims description 52
- 239000011796 hollow space material Substances 0.000 title claims description 18
- 125000006850 spacer group Chemical group 0.000 claims description 35
- 239000006260 foam Substances 0.000 claims description 17
- 239000004745 nonwoven fabric Substances 0.000 claims description 6
- 239000012815 thermoplastic material Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 239000002985 plastic film Substances 0.000 claims description 4
- 239000004753 textile Substances 0.000 claims description 4
- 229920002799 BoPET Polymers 0.000 claims description 3
- 229920001169 thermoplastic Polymers 0.000 claims 1
- 238000013016 damping Methods 0.000 description 5
- 101100491335 Caenorhabditis elegans mat-2 gene Proteins 0.000 description 4
- 230000003019 stabilising effect Effects 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 229920006255 plastic film Polymers 0.000 description 3
- -1 polypropylene Polymers 0.000 description 3
- 229920002943 EPDM rubber Polymers 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920006267 polyester film Polymers 0.000 description 2
- 229920006124 polyolefin elastomer Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 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
- G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10228395A DE10228395C1 (de) | 2002-06-25 | 2002-06-25 | Schall-Absorber |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA200410073B true ZA200410073B (en) | 2006-10-25 |
Family
ID=29414314
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA200410073A ZA200410073B (en) | 2002-06-25 | 2004-12-14 | Sound absorber comprising two parts delimiting a hollow space |
Country Status (10)
Country | Link |
---|---|
US (1) | US20050241877A1 (de) |
EP (1) | EP1516318A1 (de) |
JP (1) | JP2005531022A (de) |
CN (1) | CN1662953A (de) |
AU (1) | AU2003278247A1 (de) |
BR (1) | BR0312049A (de) |
DE (1) | DE10228395C1 (de) |
MX (1) | MXPA04012835A (de) |
WO (1) | WO2004001718A1 (de) |
ZA (1) | ZA200410073B (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005134653A (ja) * | 2003-10-30 | 2005-05-26 | Kobe Steel Ltd | 吸音構造体 |
DE20320100U1 (de) * | 2003-12-23 | 2005-05-12 | Carcoustics Tech Center Gmbh | Luftschallabsorbierendes Bauteil |
KR100645824B1 (ko) * | 2005-06-14 | 2006-11-14 | 김영옥 | 흡음판넬 |
JP4845493B2 (ja) * | 2005-12-02 | 2011-12-28 | キヤノン株式会社 | 画像形成装置 |
US7604095B2 (en) * | 2006-06-01 | 2009-10-20 | General Electric Company | Thermal-acoustic enclosure |
CN101460993B (zh) * | 2006-07-20 | 2011-10-05 | 株式会社神户制钢所 | 固体音降低构造 |
EP2189334A1 (de) * | 2007-09-20 | 2010-05-26 | Nagoya Oil Chemical Co., Ltd. | Puffer- und schalldämpfungsglied |
KR20160055954A (ko) * | 2008-05-05 | 2016-05-18 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 방음 복합체 |
DE102009007891A1 (de) * | 2009-02-07 | 2010-08-12 | Willsingh Wilson | Resonanz-Schallabsorber in mehrschichtiger Ausführung |
US20100247945A1 (en) * | 2009-03-30 | 2010-09-30 | Gm Global Technology Operations, Inc. | Sheet Metal Panel Shape for Low Sound Radiation |
JP5001336B2 (ja) * | 2009-08-19 | 2012-08-15 | 之啓 西川 | 吸音体 |
US8474572B2 (en) * | 2011-08-25 | 2013-07-02 | General Electric Company | Apparatus and method to attenuate vibration and acoustic noise |
CA2780416C (fr) * | 2012-06-12 | 2017-05-16 | Gestion Soprema Canada Inc./Holding Soprema Canada Inc. | Noyau acoustique integrable a une structure |
US9038342B2 (en) * | 2012-12-31 | 2015-05-26 | Playsafer Surfacing LLC a division Rubberecycle | Unitary safety surface tiles and associated structures |
KR200481328Y1 (ko) * | 2015-11-09 | 2016-09-12 | 하만진 | 이송 수단용 흡음 구조체 |
KR101676969B1 (ko) | 2015-12-24 | 2016-11-16 | 하만진 | 이송 수단용 방탄 및 흡음 챔버 |
WO2020054050A1 (ja) * | 2018-09-14 | 2020-03-19 | MT-Tec合同会社 | 自動車用吸音材 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3819007A (en) * | 1973-04-27 | 1974-06-25 | Lockheed Aircraft Corp | Controllable laminar sound absorptive structure |
US4231447A (en) * | 1978-04-29 | 1980-11-04 | Rolls-Royce Limited | Multi-layer acoustic linings |
US4261433A (en) * | 1979-02-12 | 1981-04-14 | Herman Miller, Inc. | Acoustical-reflective ceiling construction |
US4479992A (en) * | 1981-05-28 | 1984-10-30 | Matec Holding Ag | Sound absorbing structural element |
DE3445656A1 (de) * | 1984-12-14 | 1986-06-26 | Irbit Research + Consulting Ag, Freiburg/Fribourg | Schaumstoff-schallabsorptionskoerper |
ATE54702T1 (de) * | 1986-08-06 | 1990-08-15 | Siemens Ag | Randseitige abdichtvorrichtung zwischen einem schallemittierenden koerper und einem tragblech. |
US4821841A (en) * | 1987-06-16 | 1989-04-18 | Bruce Woodward | Sound absorbing structures |
US4926963A (en) * | 1987-10-06 | 1990-05-22 | Uas Support, Inc. | Sound attenuating laminate for jet aircraft engines |
CA1322215C (en) * | 1988-05-09 | 1993-09-14 | Takashi Maeda | Roof lining structure for motor vehicle |
DE4011705A1 (de) * | 1990-04-11 | 1991-10-17 | Freudenberg Carl Fa | Luftschall absorbierendes formteil |
DE4237513A1 (de) * | 1992-11-07 | 1994-05-11 | Helmut Pelzer | Luftschall absorbierendes Formteil |
DK9300390U3 (da) * | 1993-08-26 | 1993-10-08 | Akustik & Lyd I S | Transparent og absorberende støjvæg |
DE9414943U1 (de) * | 1994-09-14 | 1996-01-18 | Faist M Gmbh & Co Kg | Folienresonanzabsorber |
US5744763A (en) * | 1994-11-01 | 1998-04-28 | Toyoda Gosei Co., Ltd. | Soundproofing insulator |
US5969301A (en) * | 1996-12-23 | 1999-10-19 | Cullum, Jr.; Burton E. | Acoustic diffuser panel system and method |
JP3103516B2 (ja) * | 1997-03-06 | 2000-10-30 | 盟和産業株式会社 | 内装用吸音部材 |
JP2000129816A (ja) * | 1998-10-22 | 2000-05-09 | Kobe Steel Ltd | 吸音板構造 |
US6125965A (en) * | 1999-10-04 | 2000-10-03 | Wang; Chao-Shun | Acoustic board |
JP3492572B2 (ja) * | 1999-11-16 | 2004-02-03 | 株式会社栗本鐵工所 | 吸音板 |
-
2002
- 2002-06-25 DE DE10228395A patent/DE10228395C1/de not_active Expired - Fee Related
-
2003
- 2003-06-25 JP JP2004514861A patent/JP2005531022A/ja active Pending
- 2003-06-25 US US10/519,265 patent/US20050241877A1/en not_active Abandoned
- 2003-06-25 AU AU2003278247A patent/AU2003278247A1/en not_active Abandoned
- 2003-06-25 BR BRPI0312049-0A patent/BR0312049A/pt unknown
- 2003-06-25 MX MXPA04012835A patent/MXPA04012835A/es not_active Application Discontinuation
- 2003-06-25 CN CN038148609A patent/CN1662953A/zh active Pending
- 2003-06-25 WO PCT/EP2003/006713 patent/WO2004001718A1/de active Application Filing
- 2003-06-25 EP EP03740341A patent/EP1516318A1/de not_active Withdrawn
-
2004
- 2004-12-14 ZA ZA200410073A patent/ZA200410073B/en unknown
Also Published As
Publication number | Publication date |
---|---|
BR0312049A (pt) | 2007-05-29 |
MXPA04012835A (es) | 2005-03-31 |
EP1516318A1 (de) | 2005-03-23 |
WO2004001718A1 (de) | 2003-12-31 |
CN1662953A (zh) | 2005-08-31 |
DE10228395C1 (de) | 2003-12-04 |
AU2003278247A1 (en) | 2004-01-06 |
US20050241877A1 (en) | 2005-11-03 |
JP2005531022A (ja) | 2005-10-13 |
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