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특허 상세정보

Acoustic barrel for aircraft engine nacelle including crack and delamination stoppers

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F02K-001/00    F02K-001/82    F01D-021/00    F01D-025/04    F02B-077/13    F01N-001/24    E04B-001/82    B64C-001/06    B64C-001/12    B64D-033/02    B64F-001/26   
미국특허분류(USC) 181/213; 181/204; 181/210; 181/214; 181/222; 181/286; 181/290; 181/292; 181/293; 244/053.0B; 244/131; 244/132; 415/009; 415/119
출원번호 UP-0271189 (2008-11-14)
등록번호 US-7798285 (2010-10-11)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Womble Carlyle Sandridge & Rice, PLLC
인용정보 피인용 횟수 : 22  인용 특허 : 29
초록

An acoustic inner barrel for an aircraft engine nacelle inlet is constructed from a composite material and is formed as a single, 360-degree annular segment. The barrel includes an inner skin, an outer skin, a cellular core disposed between the inner skin and the outer skin, and at least one crack and delamination stopper extending radially from the inner skin to the outer skin.

대표
청구항

We claim: 1. An acoustic inner barrel for an engine nacelle inlet, the acoustic barrel comprising: an annular inner skin; an annular outer skin; an annular acoustic cellular core disposed between the inner skin and the outer skin; and at least two reinforcement members extending radially from the inner skin, through the acoustic cellular core, and to the outer skin, wherein the inner skin, outer skin, acoustic cellular core and the at least two reinforcement members are bonded together to form a 360-degree, one-piece annular structure, wherein each rein...

이 특허에 인용된 특허 (29)

  1. Porte Alain,FRX. Air intake structure for aircraft engine. USP2001126328258.
  2. Porte,Alain; Andre,Robert. Air intake structure for aircraft engine. USP2008067383679.
  3. Porte,Alain. Aircraft engine in which there is a small clearance separating the fan cowls and the thrust inverter cowls. USP2008027334393.
  4. Cole Derek (Bangor IEX) Sherry Philip D. (Larne IEX) Blair Alan J. (Holywood IEX). Aircraft propulsive power unit. USP1997035609313.
  5. Sherry Philip David,GBX ; Welsh Robert,GBX ; Johnson Kenneth Henry,GBX. Aircraft propulsive power unit assembly having a leading edge lipskin and intake barrel. USP1999085941061.
  6. Hart-Smith Leonard J. (Long Beach CA). Aircraft skin lap splice. USP1994035297760.
  7. Motsinger Russell E. (Cincinnati OH) Vdoviak John W. (Marblehead MA). Closed cavity noise suppressor. USP1990074944362.
  8. Belanger Homer J. (Glastonbury CT) Patacca Angelo M. (Glastonbury CT). Containment structure. USP1984064452563.
  9. Monhardt Richard J. (Glastonbury CT) Orr Alfred B. (West Suffield CT) Premont Emile J. (South Hadley MA) Wright Joseph B. (Somers CT). Containment structure. USP1984064452565.
  10. Porte, Alain; Lalane, Jacques. Device for connecting two tubular pieces of an aircraft turbine engine. USP2005026857669.
  11. Costa,Mark W.; Brown,Charles W.; Freiler,Chris. Duct liner acoustic splice. USP2007117296655.
  12. Wiseman Albert D. (Wilmington OH). Engine noise suppression kit for the nacelles of a jet aircraft. USP1988064751979.
  13. Bachmann Lothar (Auburn ME) Hilton Bradford H. (Auburn ME). Expansion joint with a sloped cavity and improved fabric clamping. USP1997085658024.
  14. Wollaston Tim,GBX ; Pedwell Richard,GBX ; Bush Paul,GBX. Friction welding metal components. USP2001126328261.
  15. Rudolph Peter K. C. (Seattle WA). Gas turbine mixer apparatus. USP1980084215536.
  16. Webb Lee F. (Russells Point OH). Hush kit for jet engine. USP1997015592813.
  17. Strunk,John. Integrated inlet attachment. USP2009037503425.
  18. Hirt William J. (Bellevue WA) Caldwell Jack H. (Kent WA) Stachowiak Claude R. (Renton WA) Rushwald Ira B. (Seattle WA) Kumasaka Henry A. (Seattle WA). Jet engine noise suppressor. USP1990124979587.
  19. Sattinger, Stanley S.; Darling, Douglas Dean; Holbert, Roy Kyle; Kepes, William E.. Modular resonators for suppressing combustion instabilities in gas turbine power plants. USP2003036530221.
  20. Wilson Robert S. (Belfast GB5). Noise attenuation panel. USP1996085543198.
  21. Porte Alain,FRX ; Andre Robert,FRX. Noise reducing connection assembly for aircraft turbine housings. USP2000096123170.
  22. Hoch Rene G. (La Rochette FRX) Jubelin Bernard J. L. (Cesson FRX) Sarlat Pierre M. A. (Fontainebleau FRX) Thomas Pierre (La Houssaye en Brie FRX). Resonant cavity devices for reducing noise within a duct in the presence of a gaseous fluid. USP1979044150732.
  23. Forestier Alexandre (Vaux le Penil FRX) Pluquet Alain A. (Melun FRX) Rosa Roger A. (Morangis FRX) Tabet Mansour (Melun FRX) Teysseyre Pierre M. (Juvisy sur Orge FRX). Soundproofing for a gas pipe, in particular for the fan jet of a turbojet, and equipment for its fabrication. USP1984054449607.
  24. Assler,Herwig; Schmidt,Hans Juergen. Splicing for interconnected thin-walled metal structures. USP2006047021856.
  25. Brian E. Barton. Translating independently mounted air inlet system for aircraft turbofan jet engine. USP2002016340135.
  26. Porte, Alain. Tubular acoustic attenuation piece for an aircraft jet engine air intake. USP2004076761245.
  27. Readnour Jack L. (Ft. Mitchell KY) Wright Jack D. (Mason OH). Variable contour annular air inlet for an aircraft engine nacelle. USP1991035000399.
  28. Jacobs Loyd D. (Bellevue WA). Viscoelastically damped reinforced skin structures. USP1983114416349.
  29. Costa,Mark W.; Brown,Charles; Foose,Andrew S.. Zero acoustic splice fan case liner. USP2008027328771.

이 특허를 인용한 특허 피인용횟수: 22

  1. Nampy, Sreenivas Narayanan. Acoustic panel with vertical stiffeners. USP2018059978354.
  2. Anderson, Donald A.; Cao, Tuan Quang; Leggett, Michael L.; Kyriakides, Anne E.. Automated placement of vibration damping materials. USP2015129199442.
  3. Anderson, Donald A.; Parsons, Anne E.; Cao, Tuan Q.; Leggett, Michael L.. Automated placement of vibration damping materials. USP2013048425710.
  4. Valleroy, Laurent; Drevon, Emmanuel. Cellular-core structure for an acoustic panel. USP2012088245815.
  5. Mason, Jeffrey Lee; Sieg, Daniel Alexander; Gutierrez, Carlos Eduardo; Glessner, John Carl; Lawless, Charles Steve. Compact high-pressure exhaust muffling devices. USP2013048430202.
  6. Marengo, Giovanni Antonio. Composite flange, duct incorporating a flange and method of making a flange. USP2013038393648.
  7. Montgomery, Joshua M.; Liguore, Salvatore L.; Cao, Tuan Q.. Composite laminate having a damping interlayer and method of making the same. USP2016129511571.
  8. Laurant, Franck; Bellet, Francois; Joret, Jean-Philippe. Composite panel having a built-in duct. USP2016089410485.
  9. Brook, Kenneth L.; Patel, Niraj; Morris, John D.; Lee, Michael A.. Composite stringer with web transition. USP2014068746618.
  10. Haugen, Christina Granger Morrissey; Klasing, Kevin Samuel; Potokar, Christopher Jon; Proctor, Robert. High bleed flow muffling system. USP2013088511096.
  11. Klasing, Kevin Samuel; Fintel, Bradley Willis; Glessner, John Carl; Mason, Jeffrey Lee; Potokar, Christopher Jon; Proctor, Robert. High pressure drop muffling system. USP2012118307943.
  12. Potokar, Christopher Jon. High pressure muffling devices. USP2013108550208.
  13. Maze, Franck; Moutier, John. Method for manufacturing a sound attenuation panel. USP2015109162747.
  14. Haugen, Christina Granger Morrissey; Fintel, Bradley Willis; Green, Brian Richard; Klasing, Kevin Samuel. Modular louver system. USP2016079399951.
  15. Chiou, Song; Yu, Jia; Hubert, Claude; Layland, Michael. Reinforcement members for aircraft propulsion system components configured to address delamination of the inner fixed structure. USP2015049016042.
  16. McMillan, Daniel James. System and method of forming a component using a mandrel assembly. USP20190310226899.
  17. McMillan, Daniel James; Davidson, Andrew Paul. System and method of securing a component in position for machining using a fixture assembly. USP20180710016864.
  18. Yestrau, John. System, method, and tool assembly for removing a component from a mandrel assembly. USP20190210207431.
  19. Liguore, Salvatore L.; Montgomery, Joshua M.. Systems and methods for reducing noise in aircraft fuselages and other structures. USP2012108297555.
  20. Liguore, Salvatore L.; Montgomery, Joshua M.. Systems and methods for reducing noise in aircraft fuselages and other structures. USP2013098528862.
  21. Liguore, Salvatore L.; Montgomery, Joshua M.. Systems and methods for reducing noise in aircraft fuselages and other structures. USP2011108042768.
  22. Matan, Mladen; Rauch, Marc; Brühwiler, Eduard; Svilicic, Antun. Wall structure with noise damping insulation properties and gas turbine with such a wall structure. USP2016029260859.