BRPI0406616A - Componente absorvente do som do ar - Google Patents
Componente absorvente do som do arInfo
- Publication number
- BRPI0406616A BRPI0406616A BR0406616-2A BRPI0406616A BRPI0406616A BR PI0406616 A BRPI0406616 A BR PI0406616A BR PI0406616 A BRPI0406616 A BR PI0406616A BR PI0406616 A BRPI0406616 A BR PI0406616A
- Authority
- BR
- Brazil
- Prior art keywords
- sound
- wall sections
- hollow chambers
- incoming sound
- layer
- Prior art date
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
- G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
"COMPONENTE ABSORVENTE DO SOM DO AR". A presente invenção refere-se a um componente absorvente do som do ar, especialmente para automóveis, com um absorvente de ressonância (1), que apresenta uma multiplicidade de câmaras ocas (2) de distinto tamanho, distanciadas entre si, e com uma camada (8) porosa, absorvente de som, feita de material permeável ao ar, que está voltada para a incidência do som, sendo que as câmaras ocas (2) abrangem respectivamente um segmento de parede (5) oscilável, voltado para a incidência do som. Os segmentos de parede (5) osciláveis, voltados para a incidência do som, são fechados estanques a ar, sendo que o absorvente de ressonância (1) é provido de um ou vários distanciadores (10), de tal maneira que ao menos o número maior dos segmentos de parede (5) das câmaras ocas (2) voltados para a incidência do som não tem contato com a camada (8) porosa e é oscilável independente da mesma. Graças a essas características é obtida uma capacidade de absorção de som aperfeiçoada por uma ampla faixa de freq³ência.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE20320100U DE20320100U1 (de) | 2003-12-23 | 2003-12-23 | Luftschallabsorbierendes Bauteil |
PCT/EP2004/011899 WO2005066932A1 (de) | 2003-12-23 | 2004-10-21 | Luftschallabsorbierendes bauteil |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0406616A true BRPI0406616A (pt) | 2005-12-06 |
Family
ID=34585333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR0406616-2A BRPI0406616A (pt) | 2003-12-23 | 2004-10-21 | Componente absorvente do som do ar |
Country Status (12)
Country | Link |
---|---|
US (1) | US20060169531A1 (pt) |
EP (1) | EP1697923B1 (pt) |
JP (1) | JP2007515340A (pt) |
CN (1) | CN1820304A (pt) |
AT (1) | ATE381087T1 (pt) |
BR (1) | BRPI0406616A (pt) |
DE (2) | DE20320100U1 (pt) |
ES (1) | ES2297503T3 (pt) |
MX (1) | MXPA05011254A (pt) |
PL (1) | PL1697923T3 (pt) |
PT (1) | PT1697923E (pt) |
WO (1) | WO2005066932A1 (pt) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4050632B2 (ja) * | 2003-02-24 | 2008-02-20 | 株式会社神戸製鋼所 | 吸音構造体 |
DE10317305B4 (de) * | 2003-04-14 | 2006-04-13 | Carcoustics Tech Center Gmbh | Abdeckung für ein Aggregat im Motorraum eines Kraftfahrzeuges |
DE20319319U1 (de) * | 2003-12-12 | 2005-04-28 | Carcoustics Tech Center Gmbh | Schallabsorbierendes Hitzeschild |
JP2007177753A (ja) * | 2005-12-28 | 2007-07-12 | Toyota Motor Corp | 内燃機関の遮音構造 |
WO2007125577A1 (ja) * | 2006-04-27 | 2007-11-08 | Masao Suzuki | 遮音装置 |
JP2008058712A (ja) * | 2006-08-31 | 2008-03-13 | Inoac Corp | 吸音材 |
DE102007044494B4 (de) * | 2007-09-18 | 2012-10-25 | Ab Skf | Vorrichtung umfassend ein Funktionselement einer Brennkraftmaschine und einen Träger |
JP2009255652A (ja) * | 2008-04-14 | 2009-11-05 | Yamaha Corp | サンバイザー |
JP5459835B2 (ja) * | 2008-08-08 | 2014-04-02 | ニチアス株式会社 | 自動車用防音カバー |
US8015848B2 (en) * | 2009-01-22 | 2011-09-13 | Electrolux Home Products, Inc. | Acoustic panel |
US9607600B2 (en) | 2009-02-06 | 2017-03-28 | Sonobex Limited | Attenuators, arrangements of attenuators, acoustic barriers and methods for constructing acoustic barriers |
GB0901982D0 (en) | 2009-02-06 | 2009-03-11 | Univ Loughborough | Attenuators, arrangements of attenuators, acoustic barriers and methods for constructing acoustic barriers |
DE102009007891A1 (de) * | 2009-02-07 | 2010-08-12 | Willsingh Wilson | Resonanz-Schallabsorber in mehrschichtiger Ausführung |
JP5856959B2 (ja) * | 2009-09-25 | 2016-02-10 | シロー インダストリーズ インコーポレイテッド | 保持特徴部を有する多層アセンブリ |
JP5611681B2 (ja) * | 2010-06-21 | 2014-10-22 | 株式会社イノアックコーポレーション | 吸音構造体 |
IT1403738B1 (it) * | 2011-02-07 | 2013-10-31 | Urbantech S R L | Assorbitore acustico ad elevate prestazioni per rendere fonoassorbenti barriere antirumore costituite da un materiale prettamente fonoisolante. |
US8474574B1 (en) * | 2012-02-29 | 2013-07-02 | Inoac Corporation | Sound absorbing structure |
JP5918662B2 (ja) * | 2012-09-04 | 2016-05-18 | 株式会社神戸製鋼所 | 多孔吸音構造 |
JP6041617B2 (ja) * | 2012-10-22 | 2016-12-14 | 株式会社イノアックコーポレーション | 吸音構造体 |
KR101426231B1 (ko) * | 2012-11-09 | 2014-08-05 | 한화첨단소재 주식회사 | 블로어 성형 공법을 이용한 차량용 언더커버 |
CN104700827B (zh) * | 2013-12-06 | 2018-05-22 | 香港大学深圳研究院 | 宽频穿孔板吸声结构 |
CN104442614B (zh) * | 2014-12-26 | 2017-04-12 | 长城汽车股份有限公司 | 抑制板件辐射噪声的装置、板件及车辆 |
AT516861B1 (de) * | 2015-01-30 | 2017-06-15 | Getzner Textil Ag | Absorbervorrichtung |
US9630576B1 (en) * | 2015-12-07 | 2017-04-25 | GM Global Technology Operations LLC | Panel assembly with noise attenuation system having a geometric pattern for air gap acoustic impedance |
KR101887740B1 (ko) * | 2016-03-31 | 2018-08-10 | 홍익대학교 산학협력단 | 공간 스케일링을 이용한 소리 차단 방법 및 장치 |
FR3052396B1 (fr) * | 2016-06-10 | 2018-07-13 | Cera Aps | Dispositif de collecte et de separation de l’eau et de l’air de ventilation d’un habitacle de vehicule automobile |
US10783869B2 (en) * | 2017-09-12 | 2020-09-22 | Honeywell International Inc. | Cell structure for use in an acoustic panel, and methods of producing the same |
US11568848B2 (en) | 2018-04-27 | 2023-01-31 | Toyota Motor Engineering & Manufacturing North America, Inc. | Airborne acoustic absorber |
IT201800006329A1 (it) * | 2018-06-14 | 2019-12-14 | Tavolo con prorpietà fonoassorbenti | |
JP7132039B2 (ja) | 2018-08-30 | 2022-09-06 | 株式会社マーレ フィルターシステムズ | 内燃機関のシリンダヘッド用ヘッドカバー |
DE102019108169A1 (de) * | 2019-03-29 | 2020-10-01 | Röchling Automotive SE & Co. KG | Kfz-Unterbodenverkleidung zur Absorption von Abrollgeräuschen am damit verkleideten Fahrzeug |
DE102020100162B4 (de) * | 2020-01-07 | 2023-01-12 | Umfotec Gmbh | Vorrichtung zur Absenkung von Luft- und Körperschall |
US20230326444A1 (en) * | 2022-04-12 | 2023-10-12 | GM Global Technology Operations LLC | Cast cover with integrated noise mitigation method |
CN115675317B (zh) * | 2023-01-03 | 2023-04-07 | 质子汽车科技有限公司 | 一种车辆 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2177393A (en) * | 1937-06-08 | 1939-10-24 | Johns Manville | Sound absorbing structure |
US3773141A (en) * | 1972-09-22 | 1973-11-20 | G Thien | Sound-proofing wall-forming structural element |
US3822763A (en) * | 1972-10-02 | 1974-07-09 | Caterpillar Tractor Co | Anti-noise rocker arm cover |
GB1451707A (en) * | 1974-07-26 | 1976-10-06 | British Uralite Ltd | Noise control materials |
DE2750122A1 (de) * | 1977-11-09 | 1979-05-10 | Erich Munz | Koerperschalldaemmleiste |
JPS59209935A (ja) * | 1983-05-13 | 1984-11-28 | Kasai Kogyo Co Ltd | 自動車用ダツシユインシユレ−タ |
DE4011705A1 (de) * | 1990-04-11 | 1991-10-17 | Freudenberg Carl Fa | Luftschall absorbierendes formteil |
DE9215132U1 (pt) * | 1992-11-07 | 1993-04-15 | Pelzer, Helmut, 5804 Herdecke, De | |
DE59505309D1 (de) * | 1994-08-12 | 1999-04-15 | Illbruck Gmbh | Schall-absorber |
DE9414943U1 (de) * | 1994-09-14 | 1996-01-18 | Faist M Gmbh & Co Kg | Folienresonanzabsorber |
JPH08207833A (ja) * | 1995-02-07 | 1996-08-13 | Yamakawa Ind Co Ltd | 吸音機能付自動車用エンジンアンダーカバー |
DE29605599U1 (de) * | 1996-03-26 | 1997-07-31 | Faist M Gmbh & Co Kg | Mehrschichtiges, schallabsorbierendes Bauteil |
US5888616A (en) * | 1996-08-30 | 1999-03-30 | Chrysler Corporation | Vehicle interior component formed from recyclable plastics material |
DE29617845U1 (de) * | 1996-10-14 | 1998-02-12 | Faist M Gmbh & Co Kg | Einrichtung zum Absorbieren und/oder Dämpfen von Schallwellen |
DE19652527A1 (de) * | 1996-12-17 | 1998-06-18 | Faist M Gmbh & Co Kg | Absorber zum Absorbieren akustischer Schallwellen |
JPH10282965A (ja) * | 1997-04-04 | 1998-10-23 | Komatsu Ltd | 吸音装置 |
US5892187A (en) * | 1997-12-17 | 1999-04-06 | United Technologies Corporation | Tunable recyclable headliner |
DE19804567C2 (de) * | 1998-02-05 | 2003-12-11 | Woco Franz Josef Wolf & Co Gmbh | Flächenabsorber für Schallwellen und Verwendung |
JP2000220467A (ja) * | 1999-01-28 | 2000-08-08 | Tokai Rubber Ind Ltd | 低吸水・低吸油性防音材 |
JP2002029330A (ja) * | 2000-07-18 | 2002-01-29 | Nok Vibracoustic Kk | 吸音構造体 |
DE10228395C1 (de) * | 2002-06-25 | 2003-12-04 | Carcoustics Tech Ct Gmbh | Schall-Absorber |
DE602004002864T2 (de) * | 2003-05-14 | 2007-04-19 | Rieter Technologies Ag | Bauteil zur geräuschmindenderung, insbesondere bodenplatte eines fahrzeuges |
-
2003
- 2003-12-23 DE DE20320100U patent/DE20320100U1/de not_active Expired - Lifetime
-
2004
- 2004-10-21 PL PL04790706T patent/PL1697923T3/pl unknown
- 2004-10-21 ES ES04790706T patent/ES2297503T3/es active Active
- 2004-10-21 CN CNA2004800011265A patent/CN1820304A/zh active Pending
- 2004-10-21 PT PT04790706T patent/PT1697923E/pt unknown
- 2004-10-21 JP JP2006545933A patent/JP2007515340A/ja active Pending
- 2004-10-21 MX MXPA05011254A patent/MXPA05011254A/es active IP Right Grant
- 2004-10-21 AT AT04790706T patent/ATE381087T1/de not_active IP Right Cessation
- 2004-10-21 BR BR0406616-2A patent/BRPI0406616A/pt not_active Application Discontinuation
- 2004-10-21 WO PCT/EP2004/011899 patent/WO2005066932A1/de active IP Right Grant
- 2004-10-21 EP EP04790706A patent/EP1697923B1/de not_active Not-in-force
- 2004-10-21 DE DE502004005732T patent/DE502004005732D1/de active Active
- 2004-10-21 US US10/540,080 patent/US20060169531A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
JP2007515340A (ja) | 2007-06-14 |
CN1820304A (zh) | 2006-08-16 |
US20060169531A1 (en) | 2006-08-03 |
PL1697923T3 (pl) | 2008-05-30 |
WO2005066932A1 (de) | 2005-07-21 |
PT1697923E (pt) | 2008-02-25 |
ES2297503T3 (es) | 2008-05-01 |
DE502004005732D1 (de) | 2008-01-24 |
ATE381087T1 (de) | 2007-12-15 |
MXPA05011254A (es) | 2005-12-14 |
DE20320100U1 (de) | 2005-05-12 |
EP1697923B1 (de) | 2007-12-12 |
EP1697923A1 (de) | 2006-09-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B11A | Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing | ||
B11Y | Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette] |