DK145310C - LAMINATED SOUND ABSORBENT - Google Patents
LAMINATED SOUND ABSORBENTInfo
- Publication number
- DK145310C DK145310C DK241177A DK241177A DK145310C DK 145310 C DK145310 C DK 145310C DK 241177 A DK241177 A DK 241177A DK 241177 A DK241177 A DK 241177A DK 145310 C DK145310 C DK 145310C
- Authority
- DK
- Denmark
- Prior art keywords
- sound absorbent
- laminated sound
- laminated
- absorbent
- sound
- Prior art date
Links
- 230000002745 absorbent Effects 0.000 title 1
- 239000002250 absorbent Substances 0.000 title 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 form; Layered products 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 form; Layered products 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 form; Layered products 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 form; Layered products 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 form; Layered products 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7606268A SE402142B (en) | 1976-06-03 | 1976-06-03 | LAMINATED SOUND ABSORBENT |
SE7606268 | 1976-06-03 |
Publications (3)
Publication Number | Publication Date |
---|---|
DK241177A DK241177A (en) | 1977-12-04 |
DK145310B DK145310B (en) | 1982-10-25 |
DK145310C true DK145310C (en) | 1983-03-14 |
Family
ID=20328123
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK241177A DK145310C (en) | 1976-06-03 | 1977-06-01 | LAMINATED SOUND ABSORBENT |
Country Status (8)
Country | Link |
---|---|
DE (1) | DE2724172A1 (en) |
DK (1) | DK145310C (en) |
FI (1) | FI59134C (en) |
FR (1) | FR2353392A1 (en) |
GB (1) | GB1579897A (en) |
IT (1) | IT1084993B (en) |
NO (1) | NO149007C (en) |
SE (1) | SE402142B (en) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE420750B (en) * | 1978-11-17 | 1981-10-26 | Ingemanssons Ingenjorsbyra Ab | SOUND-INSULATING BUILDING ELEMENT WITH GREAT STUFF |
SE424654B (en) * | 1979-05-11 | 1982-08-02 | Ifm Akustikbyran Ab | hygienic absorbent |
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 (en) * | 1982-05-22 | 1983-02-03 | Metzeler Schaum Gmbh, 8940 Memmingen | Flat element for airborne sound absorption |
US4468431A (en) * | 1983-11-17 | 1984-08-28 | Iml Corporation | Polyimide composite |
DE9406667U1 (en) * | 1994-04-21 | 1995-01-26 | Voewa Isoliermaterial Gmbh | Web made of heat-insulating material |
DE19653850C2 (en) * | 1996-12-21 | 1999-01-28 | Daimler Benz Aerospace Airbus | Wall element |
FR2817995B1 (en) * | 2000-12-08 | 2003-02-28 | Cera | ACOUSTIC ABSORPTION COMPLEX |
DE10152759B4 (en) * | 2001-10-29 | 2006-03-16 | Johnson Controls Gmbh | Cladding element for the interior of a vehicle |
FR2856967B1 (en) * | 2003-07-04 | 2005-11-18 | Renault Sa | SEPARATION PANEL OF TWO INNER COMPARTMENTS OF A VEHICLE |
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 (en) * | 2008-07-18 | 2010-09-15 | Big Bau Und Immobilienges M B | NOISE ELEMENT |
EP2491194B1 (en) * | 2009-10-21 | 2021-06-02 | Bellmax Acoustic Pty Ltd | Acoustic panel |
US8770344B2 (en) | 2010-07-13 | 2014-07-08 | Bellmax Acoustic Pty Ltd. | Acoustic panel |
FR2989814B1 (en) * | 2012-04-20 | 2015-05-01 | Aircelle Sa | THIN ACOUSTIC WAVE ABSORPTION PANEL EMITTED BY AN AIRCRAFT NACELLE TURBOJET, AND NACELLE EQUIPPED WITH SUCH A PANEL |
CN104594515A (en) * | 2014-12-05 | 2015-05-06 | 城林环保技术(上海)有限公司 | Novel sound absorbing and attenuating board |
RU2018146623A (en) * | 2018-12-26 | 2020-06-26 | 3М Инновейтив Пропертиз Компани | ACOUSTIC PRODUCT, METHOD OF ITS PRODUCTION AND APPLICATION |
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 (en) * | 1953-12-30 | 1957-02-21 | Dr Friedrich Karl Schroeder | Sound absorbing device made of a porous absorbent layer and a thin cover layer |
US3380206A (en) * | 1965-09-29 | 1968-04-30 | Soundlock Corp | Lay-in acoustical ceiling panel with flexible diaphragms |
DE2001202A1 (en) * | 1970-01-13 | 1971-09-02 | Wilhelmi Holzwerk | Composite sound insulating panels with vary- - ing zone density |
DE2408028B2 (en) * | 1974-02-20 | 1978-05-11 | Fa. Carl Freudenberg, 6940 Weinheim | Sound absorbing plate |
-
1976
- 1976-06-03 SE SE7606268A patent/SE402142B/en not_active IP Right Cessation
-
1977
- 1977-05-26 NO NO771856A patent/NO149007C/en unknown
- 1977-05-27 DE DE19772724172 patent/DE2724172A1/en not_active Ceased
- 1977-05-30 IT IT24154/77A patent/IT1084993B/en active
- 1977-05-31 FI FI771727A patent/FI59134C/en not_active IP Right Cessation
- 1977-06-01 DK DK241177A patent/DK145310C/en not_active IP Right Cessation
- 1977-06-02 GB GB23500/77A patent/GB1579897A/en not_active Expired
- 1977-06-02 FR FR7716896A patent/FR2353392A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
DK145310B (en) | 1982-10-25 |
DE2724172A1 (en) | 1977-12-15 |
SE7606268L (en) | 1977-12-04 |
NO771856L (en) | 1977-12-06 |
FI771727A (en) | 1977-12-04 |
SE402142B (en) | 1978-06-19 |
FR2353392A1 (en) | 1977-12-30 |
NO149007C (en) | 1986-04-22 |
FR2353392B1 (en) | 1982-09-17 |
DK241177A (en) | 1977-12-04 |
IT1084993B (en) | 1985-05-28 |
FI59134C (en) | 1981-06-10 |
GB1579897A (en) | 1980-11-26 |
NO149007B (en) | 1983-10-17 |
FI59134B (en) | 1981-02-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |