JPH0449713B2 - - Google Patents

Info

Publication number: JPH0449713B2
Authority: JP; Japan
Prior art keywords: layer; aperture; porous layer; synthetic material; resin
Prior art date: 1982-05-19
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 - Lifetime

Application number

JP58085998A

Other languages

English (en)

Japanese (ja)

Other versions

JPS58209791A (ja

Inventor

Nooman Raberii Uiriamu

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

SHOOTO BURAZAASU Ltd

Original Assignee

SHOOTO BURAZAASU Ltd

Priority date (The priority date 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 date listed.)

1982-05-19

Filing date

1983-05-18

Publication date

1992-08-12

1983-05-18 Application filed by SHOOTO BURAZAASU Ltd filed Critical SHOOTO BURAZAASU Ltd

1983-12-06 Publication of JPS58209791A publication Critical patent/JPS58209791A/ja

1992-08-12 Publication of JPH0449713B2 publication Critical patent/JPH0449713B2/ja

Status Granted legal-status Critical Current

Links

239000011347 resin Substances 0.000 claims description 25
229920005989 resin Polymers 0.000 claims description 25
229920002994 synthetic fiber Polymers 0.000 claims description 16
238000000034 method Methods 0.000 claims description 14
239000000463 material Substances 0.000 claims description 12
239000000835 fiber Substances 0.000 claims description 8
239000000853 adhesive Substances 0.000 claims description 7
230000001070 adhesive effect Effects 0.000 claims description 7
238000004519 manufacturing process Methods 0.000 claims description 6
239000011159 matrix material Substances 0.000 claims description 6
239000011148 porous material Substances 0.000 claims description 6
239000010935 stainless steel Substances 0.000 claims description 6
229910001220 stainless steel Inorganic materials 0.000 claims description 6
238000009941 weaving Methods 0.000 claims description 5
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
229910052799 carbon Inorganic materials 0.000 claims 1
238000007493 shaping process Methods 0.000 claims 1
239000004744 fabric Substances 0.000 description 10
229920000049 Carbon (fiber) Polymers 0.000 description 8
239000004917 carbon fiber Substances 0.000 description 8
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
210000004027 cell Anatomy 0.000 description 5
239000012528 membrane Substances 0.000 description 5
239000004677 Nylon Substances 0.000 description 4
229920001778 nylon Polymers 0.000 description 4
229920000647 polyepoxide Polymers 0.000 description 4
ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
229910052782 aluminium Inorganic materials 0.000 description 3
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
238000005260 corrosion Methods 0.000 description 3
230000007797 corrosion Effects 0.000 description 3
239000003822 epoxy resin Substances 0.000 description 3
229910052751 metal Inorganic materials 0.000 description 3
239000002184 metal Substances 0.000 description 3
230000029058 respiratory gaseous exchange Effects 0.000 description 3
238000000926 separation method Methods 0.000 description 3
229910000831 Steel Inorganic materials 0.000 description 2
230000000903 blocking effect Effects 0.000 description 2
239000002131 composite material Substances 0.000 description 2
239000000805 composite resin Substances 0.000 description 2
238000010276 construction Methods 0.000 description 2
238000013016 damping Methods 0.000 description 2
229920006332 epoxy adhesive Polymers 0.000 description 2
239000010408 film Substances 0.000 description 2
230000001771 impaired effect Effects 0.000 description 2
239000013521 mastic Substances 0.000 description 2
239000006082 mold release agent Substances 0.000 description 2
239000010959 steel Substances 0.000 description 2
210000003934 vacuole Anatomy 0.000 description 2
229910000838 Al alloy Inorganic materials 0.000 description 1
239000004593 Epoxy Substances 0.000 description 1
OWYWGLHRNBIFJP-UHFFFAOYSA-N Ipazine Chemical compound CCN(CC)C1=NC(Cl)=NC(NC(C)C)=N1 OWYWGLHRNBIFJP-UHFFFAOYSA-N 0.000 description 1
229920000271 Kevlar® Polymers 0.000 description 1
229920000784 Nomex Polymers 0.000 description 1
238000010521 absorption reaction Methods 0.000 description 1
238000007605 air drying Methods 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
238000005238 degreasing Methods 0.000 description 1
125000003700 epoxy group Chemical group 0.000 description 1
239000012530 fluid Substances 0.000 description 1
239000003365 glass fiber Substances 0.000 description 1
235000012907 honey Nutrition 0.000 description 1
238000005304 joining Methods 0.000 description 1
239000004761 kevlar Substances 0.000 description 1
239000004763 nomex Substances 0.000 description 1
239000005011 phenolic resin Substances 0.000 description 1
229920001568 phenolic resin Polymers 0.000 description 1
239000004033 plastic Substances 0.000 description 1
229920003023 plastic Polymers 0.000 description 1
229920000728 polyester Polymers 0.000 description 1
229920000573 polyethylene Polymers 0.000 description 1
229920001721 polyimide Polymers 0.000 description 1
239000009719 polyimide resin Substances 0.000 description 1
230000000452 restraining effect Effects 0.000 description 1
239000000565 sealant Substances 0.000 description 1
238000007789 sealing Methods 0.000 description 1
239000002002 slurry Substances 0.000 description 1
239000010409 thin film Substances 0.000 description 1
238000011144 upstream manufacturing Methods 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
238000003466 welding Methods 0.000 description 1
230000037303 wrinkles Effects 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
- B32B3/26—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
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/06—Fibrous reinforcements only
- B29C70/08—Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, and with or without non-reinforced layers
- B29C70/088—Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, and with or without non-reinforced layers and with one or more layers of non-plastics material or non-specified material, e.g. supports
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
- B29C70/44—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding
- 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
- B32B15/02—Layer formed of wires, e.g. mesh
- 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
- B32B15/00—Layered products comprising a layer of metal
- B32B15/18—Layered products comprising a layer of metal comprising iron or steel
- 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
- B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
- 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
- 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
- B32B5/024—Woven fabric
- 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
- 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
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/10—Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies
- B29C43/12—Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies using bags surrounding the moulding material or using membranes contacting the moulding material
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/08—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
- B29K2105/0809—Fabrics
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
- B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
- B29K2105/20—Inserts
- B29K2105/206—Meshes, lattices or nets
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
- 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

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Composite Materials (AREA)
Mechanical Engineering (AREA)
Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Multimedia (AREA)
Textile Engineering (AREA)
Laminated Bodies (AREA)
Soundproofing, Sound Blocking, And Sound Damping (AREA)

JP58085998A 1982-05-19 1983-05-18 吸音パネル用正面シートおよびこれを製造する方法 Granted JPS58209791A (ja)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB8214612		1982-05-19
GB8214612		1982-05-19

Publications (2)

Publication Number	Publication Date
JPS58209791A JPS58209791A (ja)	1983-12-06
JPH0449713B2 true JPH0449713B2 (2)	1992-08-12

Family

ID=10530466

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP58085998A Granted JPS58209791A (ja)	1982-05-19	1983-05-18	吸音パネル用正面シートおよびこれを製造する方法

Country Status (5)

Country	Link
JP (1)	JPS58209791A (2)
CA (1)	CA1211360A (2)
DE (1)	DE3318334C2 (2)
FR (1)	FR2527367B1 (2)
GB (1)	GB2122540B (2)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB8817669D0 (en) *	1988-07-25	1988-09-01	Short Brothers Ltd	Means for attenuating sound energy
GB9101353D0 (en) *	1991-01-22	1991-03-06	Short Brothers Plc	Noise attenuation panel
FR2735064B1 (fr) *	1995-06-09	1997-08-29	Aerospatiale	Procede de fabrication d'une peau microporeuse en materiau composite
GB9909581D0 (en)	1999-04-26	1999-06-23	Short Brothers Plc	Noise attenuation panel
FR2803078B1 (fr) *	1999-12-24	2002-07-26	Aerospatiale Matra Airbus	Panneau d'attenuation acoustique a couche resistive a propriete structurale et son procede d'obtention
FR2803077B1 (fr) *	1999-12-24	2002-07-26	Aerospatiale Matra Airbus	Procede de realisation d'une couche acoustiquement resistive, couche resistive obtenue et paroi utilisant une telle couche
US6509081B1 (en)	2000-09-28	2003-01-21	The Boeing Company	No-septum acoustic sandwich panel, and apparatus and method for suppressing noise in a nozzle
ITMI20010078A1 (it) *	2001-01-17	2002-07-17	Aermacchi S P A	Pannello acustico a struttura composita migliorato
FR2826168B1 (fr) *	2001-06-19	2003-12-05	Eads Airbus Sa	Procede de realisation d'une couche acoustiquement resistive renforcee, couche resistive ainsi obtenue et panneau utilisant une telle couche
US8133568B2 (en)	2005-08-22	2012-03-13	Owens Corning Intellectual Capital, Llc	Die cut insulation blanket
US7923092B2 (en)	2005-08-22	2011-04-12	Owens Corning Intellectual Capital, Llc	Die cut insulation blanket and method for producing same
DE102006023294A1 (de) *	2006-05-18	2007-11-22	Airbus Deutschland Gmbh	Verbundplatte und Verfahren zum Drainieren einer Verbundplatte
FR2912833B1 (fr) *	2007-02-20	2009-08-21	Airbus France Sas	Panneau pour le traitement acoustique
WO2010017167A2 (en)	2008-08-04	2010-02-11	Owens Corning Intellectual Capital, Llc	Insulation element for an electrical appliance such as a dishwasher
US9643392B2 (en)	2013-07-29	2017-05-09	The Boeing Company	Septumization of honeycomb sandwiches
US8820477B1 (en) *	2013-07-29	2014-09-02	The Boeing Company	Acoustic panel
US9693166B2 (en)	2014-06-24	2017-06-27	The Boeing Company	Automated production of acoustic structures
US9931825B2 (en)	2014-07-09	2018-04-03	The Boeing Company	Septumization of cellular cores
DE102014215587A1 (de) *	2014-08-06	2016-02-11	Bayerische Motoren Werke Aktiengesellschaft	Verbundwerkstoff und daraus hergestellte Bauteile für ein Kraftfahrzeug
GB2531808A (en)	2014-11-03	2016-05-04	Short Brothers Plc	Methods and precursors for manufacturing a perforated composite part
FR3049651B1 (fr) *	2016-04-04	2019-06-21	Airbus Operations	Panneau acoustique pour nacelle d'aeronef et procede de fabrication du panneau acoustique.
FR3061347A1 (fr) *	2016-12-23	2018-06-29	Airbus Operations	Procede d'obtention d'une couche acoustique poreuse et couche acoustique poreuse ainsi obtenue
EP3636550B1 (en) *	2017-06-07	2023-09-20	IHI Corporation	Sound-absorbing panel and manufacturing method for same
US11123948B2 (en) *	2018-11-13	2021-09-21	Epic Aircraft, LLC	Method for forming a composite structure

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1237397A (en) *	1966-04-06	1971-06-30	Dunlop Holdings Ltd	Flexible sheet material
GB1274871A (en) *	1969-01-24	1972-05-17	Rolls Royce	Sound absorptive material
BE792077A (2) *	1971-11-29	1973-03-16	Ici Australia Ltd
GB2056367B (en) *	1979-07-06	1983-06-02	Rohr Industries Inc	Process for producing noise attenuation panels
DE2930123A1 (de) *	1979-07-25	1981-02-12	Wilhelmi Holzwerk	Schallschluckende bauplatte
FR2480741A1 (fr) *	1980-04-18	1981-10-23	Aerospatiale	Couche poreuse pour structure composite destinee a l'absorption d'energie sonore et son procede de fabrication

1983
- 1983-05-18 JP JP58085998A patent/JPS58209791A/ja active Granted
- 1983-05-18 CA CA000428437A patent/CA1211360A/en not_active Expired
- 1983-05-19 FR FR8308315A patent/FR2527367B1/fr not_active Expired
- 1983-05-19 DE DE3318334A patent/DE3318334C2/de not_active Expired - Fee Related
- 1983-05-19 GB GB08313848A patent/GB2122540B/en not_active Expired

Also Published As

Publication number	Publication date
GB2122540A (en)	1984-01-18
JPS58209791A (ja)	1983-12-06
DE3318334A1 (de)	1983-11-24
GB8313848D0 (en)	1983-06-22
CA1211360A (en)	1986-09-16
DE3318334C2 (de)	1995-05-04
GB2122540B (en)	1986-04-23
FR2527367A1 (fr)	1983-11-25
FR2527367B1 (fr)	1986-12-05

Publication	Publication Date	Title
JPH0449713B2 (2)	1992-08-12
US4313524A (en)	1982-02-02	Bulk acoustic absorber panels for use in high speed gas flow environments
US4671841A (en)	1987-06-09	Method of making an acoustic panel with a triaxial open-weave face sheet
US6371242B1 (en)	2002-04-16	Noise attenuation panel
US4433021A (en)	1984-02-21	Sound attenuation sandwich panel including barrier material for corrosion control
US4254171A (en)	1981-03-03	Method of manufacture of honeycomb noise attenuation structure and the resulting structure produced thereby
US11911873B2 (en)	2024-02-27	Methods, precursors, and abrasive blasting masks for manufacturing noise attenuating devices
US4539244A (en)	1985-09-03	Honeycomb noise attenuation structure
EP0352993B1 (en)	1993-09-22	Noise attenuation panel
US3787546A (en)	1974-01-22	Method for making a perforated plastic article
US4111081A (en)	1978-09-05	Low non-linearity factor sound attenuating laminate
US4504346A (en)	1985-03-12	Method of manufacturing a damped resonator acoustical panel
US10902834B2 (en)	2021-01-26	Thermoplastic bonding process for acoustically treated linear facesheets
US4541879A (en)	1985-09-17	Method of manufacture of noise suppression panel
JPH06504630A (ja)	1994-05-26	ノイズ減衰パネル
GB2056367A (en)	1981-03-18	Process for producing improved noise attenuation panels
AU1170792A (en)	1992-08-27	Structural cellular component
US4269882A (en)	1981-05-26	Method of manufacturing of honeycomb noise attenuation structure and the structure resulting therefrom
JPS6312765B2 (2)	1988-03-22
EP0136096A2 (en)	1985-04-03	Method of making a honeycomb structure
CN111434488B (zh)	2026-04-10	用于生产声阻结构的方法、声阻结构和吸声面板
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