ES2071844T3 - Pieza conformada absorbente del sonido propagado por el aire. - Google Patents
Pieza conformada absorbente del sonido propagado por el aire.Info
- Publication number
- ES2071844T3 ES2071844T3 ES91101183T ES91101183T ES2071844T3 ES 2071844 T3 ES2071844 T3 ES 2071844T3 ES 91101183 T ES91101183 T ES 91101183T ES 91101183 T ES91101183 T ES 91101183T ES 2071844 T3 ES2071844 T3 ES 2071844T3
- Authority
- ES
- Spain
- Prior art keywords
- resonators
- propaged
- air
- absorbing sound
- part absorbing
- 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.)
- Expired - Lifetime
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0001—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular acoustical properties
- B29K2995/0002—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular acoustical properties insulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
- B29L2031/3005—Body finishings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
- B60R13/08—Insulating elements, e.g. for sound insulation
Abstract
UNA PIEZA PERFILADA ABSORBENTE DEL SONIDO AEREO CONTIENE RESONADORES ACUSTICOS CON DIFERENTES FRECUENCIAS DE RESONANCIA SOBRE SU SUPERFICIE HACIA LA FUENTE DE SONIDO, POR LO QUE DIFERENTES RESONADORES DE ALTA FRECUENCIA ESTAN DISPUESTOS SOBRE LA SUPERFICIE LISA EN LA ZONA DE ACCION DE LOS RESONADORES DE BAJA FRECUENCIA, CON LO QUE LAS PAREDES DE LOS RESONADORES, ASI COMO TODAS LAS APERTURAS DE LOS RESONADORES PERMANECEN LIBRES, Y DICHOS RESONADORES TIENDEN LAS SUPERFICIES SOPORTES DE LA PIEZA PERFILADA COMO ABSORBENTES DE PLACA.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4011705A DE4011705A1 (de) | 1990-04-11 | 1990-04-11 | Luftschall absorbierendes formteil |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2071844T3 true ES2071844T3 (es) | 1995-07-01 |
Family
ID=6404204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES91101183T Expired - Lifetime ES2071844T3 (es) | 1990-04-11 | 1991-01-30 | Pieza conformada absorbente del sonido propagado por el aire. |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0454949B1 (es) |
JP (1) | JP2522606B2 (es) |
AT (1) | ATE120576T1 (es) |
CA (1) | CA2040076C (es) |
DE (2) | DE4011705A1 (es) |
DK (1) | DK0454949T3 (es) |
ES (1) | ES2071844T3 (es) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4226885C2 (de) * | 1992-08-13 | 2001-04-19 | Bayerische Motoren Werke Ag | Schallabsorptionsverfahren für Kraftfahrzeuge |
DE4228169C1 (de) * | 1992-08-25 | 1993-10-07 | Freudenberg Carl Fa | Schall absorbierendes Verkleidungselement |
DE4237513A1 (de) * | 1992-11-07 | 1994-05-11 | Helmut Pelzer | Luftschall absorbierendes Formteil |
DE4241518C1 (de) * | 1992-12-10 | 1994-02-24 | Freudenberg Carl Fa | Umkleidung für ein in einer Drehbewegung befindliches Rad |
DE4241515C1 (de) * | 1992-12-10 | 1994-06-09 | Freudenberg Carl Fa | Schallabsorbierende Gehäuseauskleidung |
DE4304628C2 (de) * | 1993-02-16 | 1997-04-03 | Freudenberg Carl Fa | Schalldämpfende Gehäuseauskleidung |
DE9312734U1 (de) * | 1993-08-25 | 1995-01-05 | Faist M Gmbh & Co Kg | Mehrschichtiges schalldämmendes und -dämpfendes Bauteil |
DE9404621U1 (de) * | 1994-03-18 | 1995-07-20 | Faist M Gmbh & Co Kg | Schallabsorbierender Formkörper |
DE4413009A1 (de) * | 1994-04-15 | 1995-10-19 | Naeher Georg Gmbh | Schallabsorber für Kraftfahrzeuge |
DE4414566C2 (de) * | 1994-04-27 | 1997-11-20 | Freudenberg Carl Fa | Luftschalldämpfer |
DE4415983C2 (de) † | 1994-05-06 | 1998-02-19 | Continental Ag | Am Radkasten eines Kraftfahrzeuges anzubringende, als passiver Schallabsorber wirkende Vorrichtung |
CZ286977B6 (en) * | 1994-08-12 | 2000-08-16 | Illbruck Gmbh | Noise silencer |
DE9414943U1 (de) * | 1994-09-14 | 1996-01-18 | Faist M Gmbh & Co Kg | Folienresonanzabsorber |
CH690143A5 (de) * | 1995-01-27 | 2000-05-15 | Rieter Automotive Int Ag | Lambda/4-Schallabsorber. |
DE29605599U1 (de) * | 1996-03-26 | 1997-07-31 | Faist M Gmbh & Co Kg | Mehrschichtiges, schallabsorbierendes Bauteil |
WO1999061221A1 (de) * | 1998-05-22 | 1999-12-02 | Rieter Automotive (International) Ag | VERFAHREN ZUR HERSTELLUNG EINES ZWEISCHALIGEN BAUTEILS MIT INTEGRIERTEN μ/4-ABSORBERN |
DE19826745A1 (de) * | 1998-06-16 | 1999-12-30 | Continental Ag | Dämpfungselement |
GB2341353A (en) * | 1998-09-11 | 2000-03-15 | Rover Group | Bulkhead assembly |
EP1020846B1 (en) * | 1999-01-14 | 2018-09-19 | Nichias Corporation | Sound absorbing structure |
DE19910595A1 (de) * | 1999-03-10 | 2000-09-21 | Volkswagen Ag | Luftschallabsorbierendes Formteil |
DE19952689A1 (de) * | 1999-11-02 | 2001-05-03 | Cww Gerko Akustik Gmbh & Co Kg | Schalldämmwand und Verwendung derselben |
US6598701B1 (en) * | 2000-06-30 | 2003-07-29 | 3M Innovative Properties Company | Shaped microperforated polymeric film sound absorbers and methods of manufacturing the same |
DE50207158D1 (de) | 2001-04-20 | 2006-07-27 | Carcoustics Tech Ct Gmbh | Unterbodenverkleidung |
DE10228395C1 (de) * | 2002-06-25 | 2003-12-04 | Carcoustics Tech Ct Gmbh | Schall-Absorber |
FR2847867B1 (fr) * | 2002-12-02 | 2005-08-19 | Sofitec Sa | Feuille d'etancheite et d'insonorisation pour un element de carrosserie |
DE20320100U1 (de) * | 2003-12-23 | 2005-05-12 | Carcoustics Tech Center Gmbh | Luftschallabsorbierendes Bauteil |
EP1736298A1 (en) * | 2005-06-17 | 2006-12-27 | Rieter Technologies AG | Method of manufacturing of a sound insulating body and sound insulating body |
DE102005046087B3 (de) * | 2005-09-26 | 2007-04-05 | Carcoustics Tech Center Gmbh | Schallisolierende Unterbodenverkleidung für Kraftfahrzeuge |
DE102006018465A1 (de) * | 2006-04-19 | 2007-10-25 | Carcoustics Tech Center Gmbh | Schallisolierendes Bauteil für Kraftfahrzeuge und Verfahren zu dessen Herstellung |
DE102006055336B4 (de) * | 2006-11-23 | 2015-10-15 | Federal-Mogul Sealing Systems Gmbh | Schutzschild zur thermischen und akustischen Abschirmung von Bauteilen einer Verbrennungskraftmaschine |
JP5315864B2 (ja) * | 2008-09-01 | 2013-10-16 | ヤマハ株式会社 | 車体構造体およびフロア |
FR2943594A1 (fr) * | 2009-03-24 | 2010-10-01 | Peugeot Citroen Automobiles Sa | Ecran acoustique, utilise en particulier dans un vehicule, et procede de fabrication d'un tel ecran |
FR2946278B1 (fr) * | 2009-06-03 | 2011-06-17 | Mann & Hummel Gmbh | Procede de fabrication d'un dispositif acoustique en matiere plastique par extrusion soufflage |
DE102012220769A1 (de) * | 2012-11-14 | 2014-05-15 | Federal-Mogul Sealing Systems Gmbh | Schutzschild zur thermischen und akustischen Abschirmung |
EP2939881A1 (en) | 2014-04-29 | 2015-11-04 | Autoneum Management AG | Alternative Exterior Trim Part |
EP2939828A1 (en) | 2014-04-29 | 2015-11-04 | Autoneum Management AG | Exterior trim part |
JP6416944B2 (ja) * | 2017-01-17 | 2018-10-31 | フタバ産業株式会社 | 抑制部材 |
WO2018177573A1 (de) | 2017-03-31 | 2018-10-04 | Carcoustics Techconsult Gmbh | Akustisch wirksamer kunststoffhohlkörper sowie verfahren zu dessen herstellung |
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 |
JP7028125B2 (ja) | 2018-09-25 | 2022-03-02 | トヨタ車体株式会社 | 吸遮音構造 |
CN110369006B (zh) * | 2019-08-02 | 2021-11-05 | 遵义医学院附属医院 | 一种具有降噪功能的生物安全柜柜体 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1502314A (en) * | 1974-04-08 | 1978-03-01 | Lockheed Aircraft Corp | Cellular sound absorptive structure |
DE2649816A1 (de) * | 1976-10-29 | 1978-05-11 | Huebner Gummi & Kunststoff | Platte aus schallisoliermaterial |
DE2834683C2 (de) * | 1978-08-08 | 1980-07-24 | Optac Wilfrid Weltin, 6074 Roedermark | Schallabsorber |
GB2038410B (en) * | 1978-12-27 | 1982-11-17 | Rolls Royce | Acoustic lining utilising resonance |
US4421811A (en) * | 1979-12-21 | 1983-12-20 | Rohr Industries, Inc. | Method of manufacturing double layer attenuation panel with two layers of linear type material |
JPS57140511U (es) * | 1981-02-28 | 1982-09-03 | ||
DE3615360A1 (de) * | 1986-05-06 | 1987-11-12 | Stankiewicz Alois Dr Gmbh | Bauelement mit akustischen eigenschaften |
-
1990
- 1990-04-11 DE DE4011705A patent/DE4011705A1/de active Granted
-
1991
- 1991-01-30 DE DE59105025T patent/DE59105025D1/de not_active Expired - Lifetime
- 1991-01-30 DK DK91101183.1T patent/DK0454949T3/da active
- 1991-01-30 AT AT91101183T patent/ATE120576T1/de active
- 1991-01-30 EP EP91101183A patent/EP0454949B1/de not_active Expired - Lifetime
- 1991-01-30 ES ES91101183T patent/ES2071844T3/es not_active Expired - Lifetime
- 1991-04-02 JP JP3069676A patent/JP2522606B2/ja not_active Expired - Fee Related
- 1991-04-09 CA CA002040076A patent/CA2040076C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE4011705C2 (es) | 1992-07-23 |
CA2040076A1 (en) | 1991-10-12 |
ATE120576T1 (de) | 1995-04-15 |
JP2522606B2 (ja) | 1996-08-07 |
CA2040076C (en) | 1995-11-14 |
EP0454949A3 (en) | 1992-10-21 |
DK0454949T3 (da) | 1995-08-28 |
EP0454949B1 (de) | 1995-03-29 |
DE59105025D1 (de) | 1995-05-04 |
DE4011705A1 (de) | 1991-10-17 |
JPH04225398A (ja) | 1992-08-14 |
EP0454949A2 (de) | 1991-11-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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