FI59134C - Laminerad ljudabsorbent - Google Patents
Laminerad ljudabsorbent Download PDFInfo
- Publication number
- FI59134C FI59134C FI771727A FI771727A FI59134C FI 59134 C FI59134 C FI 59134C FI 771727 A FI771727 A FI 771727A FI 771727 A FI771727 A FI 771727A FI 59134 C FI59134 C FI 59134C
- Authority
- FI
- Finland
- Prior art keywords
- sound
- silencer according
- layer
- membrane
- intermediate layer
- Prior art date
Links
- 230000003584 silencer Effects 0.000 claims description 21
- 239000012528 membrane Substances 0.000 claims description 19
- 239000006260 foam Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 2
- 229920004933 Terylene® Polymers 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims description 2
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims 2
- 229920003023 plastic Polymers 0.000 claims 2
- 229920000426 Microplastic Polymers 0.000 claims 1
- 230000001413 cellular effect Effects 0.000 claims 1
- 230000035699 permeability Effects 0.000 claims 1
- 239000010410 layer Substances 0.000 description 42
- 239000011148 porous material Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 4
- 239000002985 plastic film Substances 0.000 description 4
- 229920006255 plastic film Polymers 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/14—Layered products comprising a layer of metal next to a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B23/00—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose
- B32B23/04—Layered products comprising a layer of cellulosic plastic substances, i.e. substances obtained by chemical modification of cellulose, e.g. cellulose ethers, cellulose esters, viscose comprising such cellulosic plastic substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
- E04B1/86—Sound-absorbing elements slab-shaped
-
- 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
- G10K11/162—Selection of materials
- G10K11/168—Plural layers of different materials, e.g. sandwiches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0276—Polyester fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/06—Vegetal fibres
- B32B2262/062—Cellulose fibres, e.g. cotton
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2305/00—Condition, form or state of the layers or laminate
- B32B2305/02—Cellular or porous
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/10—Properties of the layers or laminate having particular acoustical properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/51—Elastic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/56—Damping, energy absorption
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
- E04B2001/8457—Solid slabs or blocks
- E04B2001/8461—Solid slabs or blocks layered
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
- E04B2001/8457—Solid slabs or blocks
- E04B2001/8476—Solid slabs or blocks with acoustical cavities, with or without acoustical filling
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Multimedia (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Exhaust Silencers (AREA)
- Building Environments (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7606268A SE402142B (sv) | 1976-06-03 | 1976-06-03 | Laminerad ljudabsorbent |
SE7606268 | 1976-06-03 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI771727A FI771727A (de) | 1977-12-04 |
FI59134B FI59134B (fi) | 1981-02-27 |
FI59134C true FI59134C (fi) | 1981-06-10 |
Family
ID=20328123
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI771727A FI59134C (fi) | 1976-06-03 | 1977-05-31 | Laminerad ljudabsorbent |
Country Status (8)
Country | Link |
---|---|
DE (1) | DE2724172A1 (de) |
DK (1) | DK145310C (de) |
FI (1) | FI59134C (de) |
FR (1) | FR2353392A1 (de) |
GB (1) | GB1579897A (de) |
IT (1) | IT1084993B (de) |
NO (1) | NO149007C (de) |
SE (1) | SE402142B (de) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE420750B (sv) * | 1978-11-17 | 1981-10-26 | Ingemanssons Ingenjorsbyra Ab | Ljudisolerande byggnadselement med stor styvhet |
SE424654B (sv) * | 1979-05-11 | 1982-08-02 | Ifm Akustikbyran Ab | Hygienabsorbent |
US4301890A (en) * | 1979-12-06 | 1981-11-24 | Lord Corporation | Sound-absorbing panel |
US4340129A (en) * | 1980-05-01 | 1982-07-20 | Cabot Corporation | Acoustical laminate construction and attenuated systems comprising same |
DE3219339C1 (de) * | 1982-05-22 | 1983-02-03 | Metzeler Schaum Gmbh, 8940 Memmingen | Flaechiges Element zur Luftschall-Absorption |
US4468431A (en) * | 1983-11-17 | 1984-08-28 | Iml Corporation | Polyimide composite |
DE9406667U1 (de) * | 1994-04-21 | 1995-01-26 | VÖWA Isoliermaterial GmbH, 86399 Bobingen | Bahn aus wärmeisolierendem Material |
DE19653850C2 (de) * | 1996-12-21 | 1999-01-28 | Daimler Benz Aerospace Airbus | Wandelement |
FR2817995B1 (fr) * | 2000-12-08 | 2003-02-28 | Cera | Complexe d'absorption acoustique |
DE10152759B4 (de) * | 2001-10-29 | 2006-03-16 | Johnson Controls Gmbh | Verkleidungselement für den Innenraum eines Fahrzeugs |
FR2856967B1 (fr) * | 2003-07-04 | 2005-11-18 | Renault Sa | Cloison de separation de deux compartiments interieurs d'un vehicule |
US20050031458A1 (en) * | 2003-08-07 | 2005-02-10 | Brashears Richard K. | Portable air compressor |
US7762790B2 (en) | 2007-02-05 | 2010-07-27 | Black & Decker Inc. | Air compressor |
GB2461909A (en) * | 2008-07-17 | 2010-01-20 | South Bank Univ Entpr Ltd | Sound absorbing device |
AT507116B1 (de) * | 2008-07-18 | 2010-09-15 | Big Bau Und Immobilienges M B | Lärmschutzelement |
US8708097B2 (en) | 2009-10-21 | 2014-04-29 | Bellmax Acoustic Pty Ltd. | Acoustic panel |
WO2012006663A1 (en) * | 2010-07-13 | 2012-01-19 | Bellmax Acoustic Pty Ltd | An acoustic panel |
FR2989814B1 (fr) * | 2012-04-20 | 2015-05-01 | Aircelle Sa | Panneau mince d'absorption d'ondes acoustiques emises par un turboreacteur de nacelle d'aeronef, et nacelle equipee d'un tel panneau |
CN104594515A (zh) * | 2014-12-05 | 2015-05-06 | 城林环保技术(上海)有限公司 | 一种新型吸音消声板 |
RU2018146623A (ru) * | 2018-12-26 | 2020-06-26 | 3М Инновейтив Пропертиз Компани | Акустическое изделие, способ его изготовления и применения |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2081952A (en) * | 1934-12-17 | 1937-06-01 | Johns Manville | Acoustical construction |
DE1002939B (de) * | 1953-12-30 | 1957-02-21 | Dr Friedrich Karl Schroeder | Schallschluckeinrichtung aus einer poroesen Schluckstoffschicht und einer duennen Abdeckschicht |
US3380206A (en) * | 1965-09-29 | 1968-04-30 | Soundlock Corp | Lay-in acoustical ceiling panel with flexible diaphragms |
DE2001202A1 (de) * | 1970-01-13 | 1971-09-02 | Wilhelmi Holzwerk | Schallschluckende Platte zur Verkleidung von Decken und Waenden und Verfahren zu ihrer Herstellung |
DE2408028B2 (de) * | 1974-02-20 | 1978-05-11 | Fa. Carl Freudenberg, 6940 Weinheim | Schallschluckplatte |
-
1976
- 1976-06-03 SE SE7606268A patent/SE402142B/xx not_active IP Right Cessation
-
1977
- 1977-05-26 NO NO771856A patent/NO149007C/no unknown
- 1977-05-27 DE DE19772724172 patent/DE2724172A1/de not_active Ceased
- 1977-05-30 IT IT24154/77A patent/IT1084993B/it active
- 1977-05-31 FI FI771727A patent/FI59134C/fi not_active IP Right Cessation
- 1977-06-01 DK DK241177A patent/DK145310C/da not_active IP Right Cessation
- 1977-06-02 GB GB23500/77A patent/GB1579897A/en not_active Expired
- 1977-06-02 FR FR7716896A patent/FR2353392A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
GB1579897A (en) | 1980-11-26 |
DK241177A (da) | 1977-12-04 |
DK145310B (da) | 1982-10-25 |
DK145310C (da) | 1983-03-14 |
DE2724172A1 (de) | 1977-12-15 |
IT1084993B (it) | 1985-05-28 |
FR2353392A1 (fr) | 1977-12-30 |
SE7606268L (sv) | 1977-12-04 |
FR2353392B1 (de) | 1982-09-17 |
NO771856L (no) | 1977-12-06 |
NO149007C (no) | 1986-04-22 |
FI771727A (de) | 1977-12-04 |
FI59134B (fi) | 1981-02-27 |
SE402142B (sv) | 1978-06-19 |
NO149007B (no) | 1983-10-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: AB WILHELM BECKER |