DE2437947C3 - Anordnung zur Absorption von Luftschall - Google Patents
Anordnung zur Absorption von LuftschallInfo
- Publication number
- DE2437947C3 DE2437947C3 DE19742437947 DE2437947A DE2437947C3 DE 2437947 C3 DE2437947 C3 DE 2437947C3 DE 19742437947 DE19742437947 DE 19742437947 DE 2437947 A DE2437947 A DE 2437947A DE 2437947 C3 DE2437947 C3 DE 2437947C3
- Authority
- DE
- Germany
- Prior art keywords
- layer
- foam
- arrangement
- cell
- mat
- 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
Links
- 238000010521 absorption reaction Methods 0.000 title claims description 20
- 239000006260 foam Substances 0.000 claims description 35
- 239000002245 particle Substances 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 18
- -1 Polyethylene Polymers 0.000 claims description 3
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 239000002657 fibrous material Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 229920000098 polyolefin Polymers 0.000 claims description 2
- 210000004177 elastic tissue Anatomy 0.000 claims 1
- 239000006096 absorbing agent Substances 0.000 description 20
- 238000005452 bending Methods 0.000 description 7
- 238000013016 damping Methods 0.000 description 6
- 238000009413 insulation Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000003584 silencer Effects 0.000 description 4
- 239000002250 absorbent Substances 0.000 description 3
- 230000002745 absorbent Effects 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 229920005830 Polyurethane Foam Polymers 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000011162 core material Substances 0.000 description 2
- 229920003020 cross-linked polyethylene Polymers 0.000 description 2
- 239000004703 cross-linked polyethylene Substances 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 239000013305 flexible fiber Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000011496 polyurethane foam Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
- F16L55/0336—Noise absorbers by means of sound-absorbing materials
-
- 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
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Mechanical Engineering (AREA)
- Building Environments (AREA)
- Laminated Bodies (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742437947 DE2437947C3 (de) | 1974-08-07 | 1974-08-07 | Anordnung zur Absorption von Luftschall |
| CH690275A CH589907A5 (en, 2012) | 1974-08-07 | 1975-05-29 | |
| GB2835175A GB1475269A (en) | 1974-08-07 | 1975-07-04 | Sound absorption structures |
| FR7524553A FR2281618A1 (fr) | 1974-08-07 | 1975-08-06 | Ensemble pour l'absorption des sons transmis par l'air |
| AT609375A AT362110B (de) | 1974-08-07 | 1975-08-06 | Anordnung zur absorption von luftschall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742437947 DE2437947C3 (de) | 1974-08-07 | 1974-08-07 | Anordnung zur Absorption von Luftschall |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2437947A1 DE2437947A1 (de) | 1976-02-26 |
| DE2437947B2 DE2437947B2 (de) | 1977-07-14 |
| DE2437947C3 true DE2437947C3 (de) | 1984-09-20 |
Family
ID=5922619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19742437947 Expired DE2437947C3 (de) | 1974-08-07 | 1974-08-07 | Anordnung zur Absorption von Luftschall |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT362110B (en, 2012) |
| CH (1) | CH589907A5 (en, 2012) |
| DE (1) | DE2437947C3 (en, 2012) |
| FR (1) | FR2281618A1 (en, 2012) |
| GB (1) | GB1475269A (en, 2012) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3334273A1 (de) * | 1982-09-25 | 1984-03-29 | Audi Nsu Auto Union Ag, 7107 Neckarsulm | Schalldaemmauskleidung |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2930966C2 (de) * | 1979-07-31 | 1983-12-22 | Teroson Gmbh, 6900 Heidelberg | Verfahren zur Herstellung eines schalldämmenden Formteils |
| JPS58115327U (ja) * | 1982-01-22 | 1983-08-06 | ドクター アロイス スタンキーヴィッツ ゲゼルシャフト ミット ベシュレンクテル ハフツング | 内装遮音材 |
| DE3220023C2 (de) * | 1982-05-27 | 1993-05-27 | Cellofoam Deutschland Gmbh, 7950 Biberach | Schalldämpfender Strömungskanal und Verfahren zu seiner Herstellung |
| DE102007000568A1 (de) | 2007-10-24 | 2009-04-30 | Silencesolutions Gmbh | Schallabsorber |
| AT515271B1 (de) | 2014-01-07 | 2015-11-15 | Friedrich Ing Mag Blaha | Schalldämpfungselement |
| CN115898963A (zh) * | 2022-10-11 | 2023-04-04 | 中国机房设施工程有限公司 | 一种风道内降噪设备及降噪方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE967519C (de) * | 1952-09-20 | 1957-11-14 | Licentia Gmbh | Schalldaempfende Schutzhuelle fuer Maschinen |
| DE1026576B (de) * | 1954-04-07 | 1958-03-20 | Licentia Gmbh | Schalldaempfende Schutzhuelle fuer Maschinen |
| US3087567A (en) * | 1959-03-06 | 1963-04-30 | Bolt Beranek & Newman | High acoustic-energy transmission-loss panel and the like |
| US3298457A (en) * | 1964-12-21 | 1967-01-17 | Lord Corp | Acoustical barrier treatment |
| US3424270A (en) * | 1965-05-12 | 1969-01-28 | Us Plywood Champ Papers Inc | Viscoelastic sound-blocking material with filler of high density particles |
-
1974
- 1974-08-07 DE DE19742437947 patent/DE2437947C3/de not_active Expired
-
1975
- 1975-05-29 CH CH690275A patent/CH589907A5/xx not_active IP Right Cessation
- 1975-07-04 GB GB2835175A patent/GB1475269A/en not_active Expired
- 1975-08-06 FR FR7524553A patent/FR2281618A1/fr active Granted
- 1975-08-06 AT AT609375A patent/AT362110B/de not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3334273A1 (de) * | 1982-09-25 | 1984-03-29 | Audi Nsu Auto Union Ag, 7107 Neckarsulm | Schalldaemmauskleidung |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2281618B1 (en, 2012) | 1981-08-21 |
| CH589907A5 (en, 2012) | 1977-07-29 |
| GB1475269A (en) | 1977-06-01 |
| AT362110B (de) | 1981-04-27 |
| ATA609375A (de) | 1980-09-15 |
| DE2437947A1 (de) | 1976-02-26 |
| FR2281618A1 (fr) | 1976-03-05 |
| DE2437947B2 (de) | 1977-07-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8225 | Change of the main classification |
Ipc: G10K 11/16 |
|
| 8281 | Inventor (new situation) |
Free format text: KURTZE, GUENTHER, PROF.DIPL.-PHYS., DR.RER.NAT, 6940 WEINHEIM, DE |
|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8330 | Complete disclaimer |