GB2059341B - Double layer attenuation panel - Google Patents
Double layer attenuation panelInfo
- Publication number
- GB2059341B GB2059341B GB8022524A GB8022524A GB2059341B GB 2059341 B GB2059341 B GB 2059341B GB 8022524 A GB8022524 A GB 8022524A GB 8022524 A GB8022524 A GB 8022524A GB 2059341 B GB2059341 B GB 2059341B
- Authority
- GB
- United Kingdom
- Prior art keywords
- double layer
- attenuation panel
- layer attenuation
- panel
- double
- 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
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
- B32B3/12—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 characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
-
- 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
-
- 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
-
- 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
- B32B5/02—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 structural features of 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
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
- E04C2/34—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts
- E04C2/36—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts spaced apart by transversely-placed strip material, e.g. honeycomb panels
- E04C2/365—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts spaced apart by transversely-placed strip material, e.g. honeycomb panels by honeycomb structures
-
- 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
-
- 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
- B32B2305/026—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
- B32B2607/00—Walls, panels
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Laminated Bodies (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/076,284 US4318453A (en) | 1979-09-17 | 1979-09-17 | Double layer attenuation panel |
US06/081,267 US4271219A (en) | 1979-10-02 | 1979-10-02 | Method of manufacturing an adhesive bonded acoustical attenuation structure and the resulting structure |
US06/103,913 US4294329A (en) | 1979-12-17 | 1979-12-17 | Double layer attenuation panel with two layers of linear type material |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2059341A GB2059341A (en) | 1981-04-23 |
GB2059341B true GB2059341B (en) | 1983-06-08 |
Family
ID=27372849
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8022524A Expired GB2059341B (en) | 1979-09-17 | 1980-07-09 | Double layer attenuation panel |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3034196C2 (en) |
FR (1) | FR2464930B1 (en) |
GB (1) | GB2059341B (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2056367B (en) * | 1979-07-06 | 1983-06-02 | Rohr Industries Inc | Process for producing noise attenuation panels |
GB2061819B (en) * | 1979-10-29 | 1983-03-09 | Rohr Industries Inc | Honeycomb noise attenuation structure |
US5041323A (en) * | 1989-10-26 | 1991-08-20 | Rohr Industries, Inc. | Honeycomb noise attenuation structure |
FR2672324A1 (en) * | 1991-02-05 | 1992-08-07 | Sonokell | Structural panel for false ceilings or partitions having acoustic insulation properties |
US5175401A (en) * | 1991-03-18 | 1992-12-29 | Grumman Aerospace Corporation | Segmented resistance acoustic attenuating liner |
FR2817994B1 (en) | 2000-12-08 | 2003-02-28 | Eads Airbus Sa | SANDWICH ACOUSTIC PANEL |
FR2925208B1 (en) | 2007-12-14 | 2016-07-01 | Eurocopter France | ABSORBENT STRUCTURE FOR ATTENUATING NOISE GENERATED IN PARTICULAR BY A ROTOR AND FAIRING COMPRISING SUCH A STRUCTURE |
DE102008016066A1 (en) | 2008-03-28 | 2009-10-01 | Airbus Deutschland Gmbh | sandwich panel |
FR2930670B1 (en) * | 2008-04-29 | 2013-02-15 | Ateca | PERFECTED ACOUSTIC PANEL |
FR2956513B1 (en) * | 2010-02-17 | 2012-08-31 | Snecma | ACOUSTIC TREATMENT PANEL. |
WO2013003411A1 (en) * | 2011-06-29 | 2013-01-03 | Zephyros, Inc. | Acoustic panel and associated assembly method |
NL2017119B1 (en) * | 2016-07-06 | 2018-01-15 | Celluplex B V | Cardboard fire resistant wall panel |
WO2018009055A1 (en) * | 2016-07-06 | 2018-01-11 | Celluplex B.V. | Cardboard fire resistant wall panel |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3166149A (en) * | 1965-01-19 | Damped-resonator acoustical panels | ||
US3948346A (en) * | 1974-04-02 | 1976-04-06 | Mcdonnell Douglas Corporation | Multi-layered acoustic liner |
US4084366A (en) * | 1975-11-14 | 1978-04-18 | Haworth Mfg., Inc. | Sound absorbing panel |
-
1980
- 1980-07-09 GB GB8022524A patent/GB2059341B/en not_active Expired
- 1980-09-11 DE DE3034196A patent/DE3034196C2/en not_active Expired
- 1980-09-17 FR FR8020050A patent/FR2464930B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2059341A (en) | 1981-04-23 |
FR2464930A1 (en) | 1981-03-20 |
DE3034196C2 (en) | 1986-10-16 |
DE3034196A1 (en) | 1981-04-02 |
FR2464930B1 (en) | 1986-04-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19930709 |