CA2804532A1 - Acoustic panel and method of forming - Google Patents
Acoustic panel and method of forming Download PDFInfo
- Publication number
- CA2804532A1 CA2804532A1 CA2804532A CA2804532A CA2804532A1 CA 2804532 A1 CA2804532 A1 CA 2804532A1 CA 2804532 A CA2804532 A CA 2804532A CA 2804532 A CA2804532 A CA 2804532A CA 2804532 A1 CA2804532 A1 CA 2804532A1
- Authority
- CA
- Canada
- Prior art keywords
- sheet layer
- layer
- face sheet
- face
- core layer
- 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.)
- Abandoned
Links
- 238000000034 method Methods 0.000 title claims description 16
- 239000010410 layer Substances 0.000 claims abstract description 78
- 239000012792 core layer Substances 0.000 claims abstract description 49
- 239000002131 composite material Substances 0.000 claims abstract description 11
- 210000000569 greater omentum Anatomy 0.000 claims description 9
- 229920001296 polysiloxane Polymers 0.000 claims description 5
- 238000013016 damping Methods 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 229920002379 silicone rubber Polymers 0.000 description 6
- 239000004945 silicone rubber Substances 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 239000004593 Epoxy Substances 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 241000264877 Hippospongia communis Species 0.000 description 1
- 230000005534 acoustic noise Effects 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/24—Heat or noise insulation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/371,029 | 2012-02-10 | ||
| US13/371,029 US8763753B2 (en) | 2012-02-10 | 2012-02-10 | Acoustic panel and method of forming |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2804532A1 true CA2804532A1 (en) | 2013-08-10 |
Family
ID=47747415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2804532A Abandoned CA2804532A1 (en) | 2012-02-10 | 2013-01-31 | Acoustic panel and method of forming |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8763753B2 (enExample) |
| EP (1) | EP2626536A3 (enExample) |
| JP (1) | JP2013164590A (enExample) |
| CA (1) | CA2804532A1 (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2959726B1 (fr) * | 2010-05-07 | 2013-05-31 | Aircelle Sa | Ensemble pour systeme propulsif d'aeronef |
| EP2725161B1 (en) * | 2012-10-24 | 2015-10-14 | Saint-Gobain Ecophon AB | Sound absorbing module and a suspended ceiling comprising the same |
| GB2551723B (en) * | 2016-06-27 | 2018-11-28 | Amina Tech Limited | Speaker Panel |
| US11092077B2 (en) * | 2018-03-28 | 2021-08-17 | Pratt & Whitney Canada Corp. | Aircraft component and method of manufacture |
| US11155047B2 (en) * | 2018-10-08 | 2021-10-26 | Textron Innovations Inc. | Caul body and a method for forming a composite structure |
| MX2021006523A (es) | 2018-12-03 | 2021-07-15 | Armstrong World Ind Inc | Panel de construccion acustico, sistema de recubrimiento de superficie monolitico que incorpora un panel de construccion acustico y metodos para formar e instalar el mismo. |
| IT201900004761A1 (it) * | 2019-03-29 | 2020-09-29 | Leonardo Spa | Procedimento di fabbricazione di un pannello fonoassorbente con struttura a sandwich per la riduzione dell’impatto sonoro di un motore aeronautico |
| US11313324B2 (en) * | 2019-04-12 | 2022-04-26 | Rolls-Royce Corporation | Systems and methods of acoustic dampening in a gas turbine engine |
| US11680542B2 (en) * | 2020-02-03 | 2023-06-20 | Rohr, Inc. | Thrust reverser door and method for making same |
| WO2021231426A1 (en) | 2020-05-12 | 2021-11-18 | Sky Climber Fasteners LLC | Blind fastener |
| US11795987B2 (en) | 2020-07-20 | 2023-10-24 | Bpc Lg 2, Llc | Rivetless nut plate |
| WO2023014964A1 (en) | 2021-08-06 | 2023-02-09 | Sky Climber Fasteners LLC | Panel fastener |
| US20250303662A1 (en) * | 2024-03-28 | 2025-10-02 | General Electric Company | Composite panels having an integrated attachment feature and methods for making the same |
Family Cites Families (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2607447A (en) * | 1946-02-26 | 1952-08-19 | Us Plywood Corp | Fastener |
| US2957196A (en) * | 1958-11-25 | 1960-10-25 | Shur Lok Corp | Bolt and stud spacer for lightweight sandwich panels |
| US3443473A (en) * | 1967-08-01 | 1969-05-13 | Goodrich Co B F | Axially collapsible fastener |
| US3451181A (en) * | 1967-08-29 | 1969-06-24 | Robert Neuschotz | Honeycomb structures containing threaded inserts |
| US3526072A (en) * | 1968-03-29 | 1970-09-01 | James R Campbell | Load distributing system for panels incorporating honeycomb core |
| US3977146A (en) * | 1974-12-18 | 1976-08-31 | Standard Pressed Steel Co. | Fastener bushing |
| US4106587A (en) | 1976-07-02 | 1978-08-15 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Sound-suppressing structure with thermal relief |
| US4671841A (en) | 1986-01-06 | 1987-06-09 | Rohr Industries, Inc. | Method of making an acoustic panel with a triaxial open-weave face sheet |
| JPH0740433Y2 (ja) * | 1989-10-09 | 1995-09-20 | 河西工業株式会社 | インシュレータダッシュの取付構造 |
| US5275529A (en) | 1992-03-16 | 1994-01-04 | General Electric Company | Sandwich panel joint |
| US5498127A (en) | 1994-11-14 | 1996-03-12 | General Electric Company | Active acoustic liner |
| US6123171A (en) | 1999-02-24 | 2000-09-26 | Mcnett; Christopher P. | Acoustic panels having plural damping layers |
| US6766639B2 (en) | 2002-09-30 | 2004-07-27 | United Technologies Corporation | Acoustic-structural LPC splitter |
| US6722466B1 (en) | 2002-10-07 | 2004-04-20 | General Electric Company | Acoustic blanket for machinery and method for attenuating sound |
| US7047725B2 (en) | 2003-05-28 | 2006-05-23 | Rohr, Inc. | Assembly and method for aircraft engine noise reduction |
| US7090165B2 (en) | 2003-06-02 | 2006-08-15 | Rolls-Royce Plc | Aeroengine nacelle |
| US7588212B2 (en) | 2003-07-08 | 2009-09-15 | Rohr Inc. | Method and apparatus for noise abatement and ice protection of an aircraft engine nacelle inlet lip |
| US6920958B2 (en) | 2003-10-17 | 2005-07-26 | The Boeing Company | Annular acoustic panel |
| GB2407343B (en) | 2003-10-22 | 2006-04-19 | Rolls Royce Plc | An acoustic liner for a gas turbine engine casing |
| GB2407344B (en) | 2003-10-22 | 2006-02-22 | Rolls Royce Plc | A liner for a gas turbine engine casing |
| US20060137294A1 (en) * | 2004-01-13 | 2006-06-29 | Waits Jr Bobby L | Expanded fastener for a honeycomb structure and method of assembly |
| GB2429043B (en) | 2005-08-13 | 2008-02-13 | Rolls Royce Plc | Clip |
| FR2891325B1 (fr) * | 2005-09-28 | 2007-10-26 | Airbus France Sas | Dispositif pour la fixation d'un panneau leger sur un support |
| US7923668B2 (en) | 2006-02-24 | 2011-04-12 | Rohr, Inc. | Acoustic nacelle inlet lip having composite construction and an integral electric ice protection heater disposed therein |
| GB0610271D0 (en) | 2006-05-24 | 2006-07-05 | Rolls Royce Plc | A gas turbine engine casing |
| US7503425B2 (en) | 2006-10-02 | 2009-03-17 | Spirit Aerosystems, Inc. | Integrated inlet attachment |
| GB2443830B (en) | 2006-11-15 | 2010-01-20 | Rolls Royce Plc | Cowling arrangement |
| DE202007009063U1 (de) * | 2007-06-28 | 2007-09-06 | Ejot Holding Gmbh & Co. Kg | Tülle zur Fixierung von Sandwichelementen |
| GB0713526D0 (en) | 2007-07-12 | 2007-08-22 | Rolls Royce Plc | An acoustic panel |
| US20100206664A1 (en) | 2007-07-12 | 2010-08-19 | Rolls-Royce Plc | Acoustic panel |
| FR2924685B1 (fr) * | 2007-12-11 | 2010-03-19 | Airbus France | Systeme parafoudre et aeronef comportant un tel systeme. |
| GB2459844B (en) | 2008-05-06 | 2011-01-19 | Rolls Royce Plc | Fan section |
| US8028802B2 (en) | 2008-06-30 | 2011-10-04 | General Electric Company | Method and system for damped acoustic panels |
| US8294059B2 (en) | 2008-11-26 | 2012-10-23 | Mra Systems, Inc. | Process for producing through-holes in sheet members |
-
2012
- 2012-02-10 US US13/371,029 patent/US8763753B2/en not_active Expired - Fee Related
-
2013
- 2013-01-31 CA CA2804532A patent/CA2804532A1/en not_active Abandoned
- 2013-02-08 JP JP2013022781A patent/JP2013164590A/ja not_active Ceased
- 2013-02-08 EP EP13154691.3A patent/EP2626536A3/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP2626536A2 (en) | 2013-08-14 |
| EP2626536A3 (en) | 2017-09-20 |
| US8763753B2 (en) | 2014-07-01 |
| JP2013164590A (ja) | 2013-08-22 |
| US20130206503A1 (en) | 2013-08-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |
Effective date: 20190131 |