EP0029898A3 - Variable resonators for noise attenuation - Google Patents
Variable resonators for noise attenuation Download PDFInfo
- Publication number
- EP0029898A3 EP0029898A3 EP80106229A EP80106229A EP0029898A3 EP 0029898 A3 EP0029898 A3 EP 0029898A3 EP 80106229 A EP80106229 A EP 80106229A EP 80106229 A EP80106229 A EP 80106229A EP 0029898 A3 EP0029898 A3 EP 0029898A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- main frame
- subframe
- noise
- vaulting
- struts forming
- 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.)
- Granted
Links
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 230000030279 gene silencing Effects 0.000 abstract 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Laminated Bodies (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT80106229T ATE13232T1 (de) | 1979-11-22 | 1980-10-14 | Volumenaendernde resonatoren zur laermreduzierung. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2947026 | 1979-11-22 | ||
DE2947026A DE2947026C2 (de) | 1979-11-22 | 1979-11-22 | Silatoren zur Lärmreduzierung |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0029898A2 EP0029898A2 (de) | 1981-06-10 |
EP0029898A3 true EP0029898A3 (en) | 1981-08-26 |
EP0029898B1 EP0029898B1 (de) | 1985-05-08 |
Family
ID=6086587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP80106229A Expired EP0029898B1 (de) | 1979-11-22 | 1980-10-14 | Volumenändernde Resonatoren zur Lärmreduzierung |
Country Status (4)
Country | Link |
---|---|
US (1) | US4325461A (de) |
EP (1) | EP0029898B1 (de) |
AT (1) | ATE13232T1 (de) |
DE (1) | DE2947026C2 (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3020830A1 (de) * | 1980-06-02 | 1981-12-10 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Koinzidenzschalldaempfer |
DE3217783C2 (de) * | 1982-05-12 | 1985-12-19 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Schalldämmendes und -dämpfendes Element mit Resonatoren |
DE3217784C2 (de) * | 1982-05-12 | 1985-12-19 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Schalldämpfendes Element mit Resonatoren |
DE3241932A1 (de) * | 1982-11-12 | 1984-05-17 | Transformatoren Union Ag, 7000 Stuttgart | Transformator mit oelgekuehltem aktivteil und schalldaempfenden resonatoren |
DE3347827A1 (de) * | 1983-05-10 | 1985-03-07 | Metzeler Kautschuk GmbH, 8000 München | Mitschwingender, volumenaendernder resonator in form eines silators |
DE3317103C2 (de) * | 1983-05-10 | 1986-08-07 | Metzeler Kautschuk GmbH, 8000 München | Mitschwingender, volumenändernder Resonator in Form eines Silators |
DE3330471A1 (de) * | 1983-08-24 | 1985-03-14 | Metzeler Kautschuk GmbH, 8000 München | Mitschwingender, volumenaendernder resonator in form eines silators |
US5267321A (en) * | 1991-11-19 | 1993-11-30 | Edwin Langberg | Active sound absorber |
DE19626167C1 (de) * | 1996-06-29 | 1997-09-04 | Coldewey Maik | Volumenänderndes Resonatorelement |
GB0304867D0 (en) * | 2003-03-04 | 2003-04-09 | Rickards M J | A sound barrier vacuum panel |
US7464790B2 (en) * | 2003-05-29 | 2008-12-16 | Rion Co., Ltd | Sound insulation/absorption structure, and structure having these applied thereto |
DE10332833B4 (de) * | 2003-07-18 | 2005-07-28 | Siemens Ag | Schalldämpfungsvorrichtung mit Oberflächenmembran |
DE102011006242A1 (de) | 2011-03-28 | 2012-10-04 | BSH Bosch und Siemens Hausgeräte GmbH | Kältemittelkreislaufkomponente sowie Kältegerät |
US8752667B2 (en) | 2011-10-06 | 2014-06-17 | Hrl Laboratories, Llc | High bandwidth antiresonant membrane |
CN103137118B (zh) | 2011-11-30 | 2016-07-06 | 香港科技大学 | 声能吸收超材料 |
CN102951795A (zh) * | 2012-03-21 | 2013-03-06 | 戴长虹 | 无抽气口、无支撑物的真空玻璃及其制备方法 |
US8616330B1 (en) | 2012-08-01 | 2013-12-31 | Hrl Laboratories, Llc | Actively tunable lightweight acoustic barrier materials |
US11021870B1 (en) * | 2013-03-14 | 2021-06-01 | Hrl Laboratories, Llc | Sound blocking enclosures with antiresonant membranes |
US8869933B1 (en) | 2013-07-29 | 2014-10-28 | The Boeing Company | Acoustic barrier support structure |
US8857563B1 (en) | 2013-07-29 | 2014-10-14 | The Boeing Company | Hybrid acoustic barrier and absorber |
US9222229B1 (en) | 2013-10-10 | 2015-12-29 | Hrl Laboratories, Llc | Tunable sandwich-structured acoustic barriers |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3773141A (en) * | 1972-09-22 | 1973-11-20 | G Thien | Sound-proofing wall-forming structural element |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2710335A (en) * | 1952-12-30 | 1955-06-07 | Cepco Inc | Light diffusing and sound absorbing unit |
DE2834823C2 (de) * | 1978-08-09 | 1980-07-17 | Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen | Volumenändernde Resonatoren nach dem Tellerfeder-Prinzip |
DE2632290C3 (de) * | 1976-07-17 | 1980-02-14 | Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen | Schallreduktion durch mitschwingende Resonatoren |
CH616980A5 (en) * | 1976-09-02 | 1980-04-30 | Saurer Ag Adolph | Sound-insulating, wall-like component and use thereof |
DE2650462A1 (de) * | 1976-11-04 | 1978-05-11 | Heinz Wendt | Hohlkoerper-isolier-element fuer schalldaemmung |
DE2758041C2 (de) * | 1977-12-24 | 1985-10-31 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München | Verwendung eines aus mindestens zwei übereinander angeordneten Folien, insbesondere Kunststoffolien, bestehenden Bauelements |
US4228868A (en) * | 1979-01-08 | 1980-10-21 | Raczuk Richard C | Muffler apparatus |
-
1979
- 1979-11-22 DE DE2947026A patent/DE2947026C2/de not_active Expired
-
1980
- 1980-10-14 EP EP80106229A patent/EP0029898B1/de not_active Expired
- 1980-10-14 AT AT80106229T patent/ATE13232T1/de not_active IP Right Cessation
- 1980-11-12 US US06/205,922 patent/US4325461A/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3773141A (en) * | 1972-09-22 | 1973-11-20 | G Thien | Sound-proofing wall-forming structural element |
Also Published As
Publication number | Publication date |
---|---|
EP0029898B1 (de) | 1985-05-08 |
EP0029898A2 (de) | 1981-06-10 |
ATE13232T1 (de) | 1985-05-15 |
DE2947026B1 (de) | 1980-11-27 |
US4325461A (en) | 1982-04-20 |
DE2947026C2 (de) | 1981-10-01 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
Designated state(s): AT CH FR GB IT NL |
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PUAL | Search report despatched |
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AK | Designated contracting states |
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17P | Request for examination filed |
Effective date: 19820227 |
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ITF | It: translation for a ep patent filed |
Owner name: STUDIO JAUMANN |
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STAA | Information on the status of an ep patent application or granted ep patent |
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