ATE9119T1 - Koinzidenzschalldaempfer. - Google Patents
Koinzidenzschalldaempfer.Info
- Publication number
- ATE9119T1 ATE9119T1 AT81104147T AT81104147T ATE9119T1 AT E9119 T1 ATE9119 T1 AT E9119T1 AT 81104147 T AT81104147 T AT 81104147T AT 81104147 T AT81104147 T AT 81104147T AT E9119 T1 ATE9119 T1 AT E9119T1
- Authority
- AT
- Austria
- Prior art keywords
- coincidence
- wave
- guides
- fiber
- sound
- Prior art date
Links
- 230000003584 silencer Effects 0.000 title 1
- 239000007789 gas Substances 0.000 abstract 2
- 229920003023 plastic Polymers 0.000 abstract 2
- 239000004033 plastic Substances 0.000 abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 239000004411 aluminium Substances 0.000 abstract 1
- 238000005452 bending Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 230000005284 excitation Effects 0.000 abstract 1
- 239000001307 helium Substances 0.000 abstract 1
- 229910052734 helium Inorganic materials 0.000 abstract 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 230000000737 periodic effect Effects 0.000 abstract 1
- 239000010959 steel Substances 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Exhaust Silencers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19803020830 DE3020830A1 (de) | 1980-06-02 | 1980-06-02 | Koinzidenzschalldaempfer |
| EP81104147A EP0041260B1 (de) | 1980-06-02 | 1981-05-30 | Koinzidenzschalldämpfer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE9119T1 true ATE9119T1 (de) | 1984-09-15 |
Family
ID=6103735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT81104147T ATE9119T1 (de) | 1980-06-02 | 1981-05-30 | Koinzidenzschalldaempfer. |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0041260B1 (de) |
| AT (1) | ATE9119T1 (de) |
| DE (1) | DE3020830A1 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4217767C1 (de) * | 1992-05-29 | 1993-08-26 | Deutsche Aerospace Ag, 8000 Muenchen, De | |
| FR2704969B1 (fr) * | 1993-05-06 | 1995-07-28 | Centre Scient Tech Batiment | Dispositif d'atténuation acoustique à double paroi active. |
| FR2726681B1 (fr) * | 1994-11-03 | 1997-01-17 | Centre Scient Tech Batiment | Dispositif d'attenuation acoustique a double paroi active |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1572497A1 (de) * | 1967-06-27 | 1970-02-19 | Siemens Ag | Schalldaemmkoerper,insbesondere zur Kapselung von Maschinen |
| DE1803810A1 (de) * | 1967-10-21 | 1969-06-12 | Waertsilae Oy Ab | Geraeuschdaempfer,insbesondere fuer Wasserleitungen |
| DE2215083B2 (de) * | 1972-03-28 | 1975-01-09 | Max-Planck-Gesellschaft Zur Foerderung Der Wissenschaften E.V., 3400 Goettingen | Vorrichtung zur Verminderung der Schallausbreitung in flüssigkeitsgefüllten Rohren und Kanälen |
| DE2540518A1 (de) * | 1974-09-16 | 1976-03-25 | Bfg Glassgroup | Transparenttafel und verfahren zu ihrer herstellung |
| DE2527440A1 (de) * | 1975-06-20 | 1976-12-30 | Schmidt Ernst Guenther Dipl Ph | Schalldaemmungen, schalldaempfungen und daempfungen mechanischer schwingungen |
| DE2531866C2 (de) * | 1975-07-17 | 1981-11-12 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Wandelement zur breitbandigen Schallabsorption unter Ausnutzung des Koinzidenzeffektes |
| DE2609872A1 (de) * | 1976-03-10 | 1977-09-15 | Freudenberg Carl Fa | Schalldaempfer fuer stroemungskanaele |
| DE2834823C2 (de) * | 1978-08-09 | 1980-07-17 | Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen | Volumenändernde Resonatoren nach dem Tellerfeder-Prinzip |
| DE2746061A1 (de) * | 1977-10-13 | 1979-04-19 | Rolf Jerke | Platten fuer waerme- und schallisolierung |
| DK142710B (da) * | 1977-11-10 | 1980-12-29 | Elektronikcentralen | Lydabsorberende struktur. |
| JPS638357B2 (de) * | 1979-03-07 | 1988-02-22 | Kyatapiraa Inc | |
| DE2947026C2 (de) * | 1979-11-22 | 1981-10-01 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Silatoren zur Lärmreduzierung |
-
1980
- 1980-06-02 DE DE19803020830 patent/DE3020830A1/de not_active Withdrawn
-
1981
- 1981-05-30 AT AT81104147T patent/ATE9119T1/de not_active IP Right Cessation
- 1981-05-30 EP EP81104147A patent/EP0041260B1/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| EP0041260A1 (de) | 1981-12-09 |
| DE3020830A1 (de) | 1981-12-10 |
| EP0041260B1 (de) | 1984-08-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| REN | Ceased due to non-payment of the annual fee |