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Low observable engine air inlet system

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B64D-033/02   
미국특허분류(USC) 137/151 ; 137/152 ; ; 60/39092 ; 244/53 ; B
출원번호 US-0020015 (1993-03-02)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 38  인용 특허 : 7
초록
▼

A turbine engine inlet system includes a duct 14 to deliver air to the engine, inlet lips 16 and 52 to smooth the entry of air flowing into the duct, a screen 50 between the lips 52 and 16 for passage of inlet air, a forward inlet section 18 submerged within the aircraft skin contour to provide a degree of ram recovery to the duct, and a movable air deflector 20 which is positionable in a retracted position during normal flight, is extendable outward to a second position substantially flush with the screen 50 for maximum protection against foreign object...

대표
청구항
▼

A turbine engine inlet for an aircraft having a skin contour, comprising: a duct for directing air to the aircraft engine, the duct having an inlet face which protrudes relatively outward of the portion of the aircraft skin contour which is immediately forward of the duct face, the duct inlet face having an outer edge and an inner edge; a first inlet lip formed in the aircraft surface over said outer edge of said inlet face; a screen extending forwardly from the first inlet lip and including a second inlet lip at the forward end thereof; a forward sectio...

이 특허에 인용된 특허 (7)

  1. Genssler Hans-Peter (Munich DEX) Lotter Kurt (Riemerling DEX). Apparatus for improving aerodynamic flow conditions at the air intake of gas turbine engines. USP1987044655413.
  2. Aulehla Felix (Ottobrunn DEX) Genssler Hans-Peter (Munich DEX). Apparatus for influencing a boundary layer on the surface of a body moving through a medium. USP1989064836473.
  3. Ben-Porat Avi (Norwalk CT). Fail-safe, anti-icing system for aircraft engines. USP1983084397431.
  4. Ballard John R. (Chesham GB2). Gas turbine engine cowling. USP1981094291530.
  5. Bichler Bartholomus (Raubling DEX) Jost Michael (Munich DEX). Inlet system for supersonic or hypersonic aircraft. USP1992055116251.
  6. Radkey Robert L. (Long Beach CA) Hibbs Bart D. (Altadena CA). Leading edge inlet for ram air pressurized airfoil. USP1983094406433.
  7. John Helmut (Munich DEX) Herrmann Otfrid (Hohenthann DEX). Propulsion system for hypersonic flight. USP1990044919364.

이 특허를 인용한 특허 피인용횟수: 38

  1. Edwards, Huw L.; Husband, Stephen M.; Fletcher, Paul. Aerospace vehicle yaw generating tail section. USP2015028960599.
  2. Braeutigam, Ralf. Air inlet combining a filter and a bypass device for use with a turbine engine. USP2016029254921.
  3. Colaprisco, Marc; Gerin-Roze, Victor. Air inlet for an aircraft turbine engine, an aircraft provided with such an air inlet, and a method of optimizing the operation of an aircraft turbine engine with the help of an air inlet. USP2013058439297.
  4. Rollins, Scott M.; Bishop, Christopher B.. Air intake duct ice ingestion features. USP2016119488139.
  5. Rollins, Scott M.; Bishop, Christopher B.. Air intake duct ice ingestion features. USP2016049316183.
  6. Engel Herbert,DEX ; Broll Hubert,DEX ; Weinreich Hermann-L.,DEX. Air intake for engines. USP1999105967169.
  7. Scimone, Michael J.. Aircraft engine air filter and method. USP2003076595742.
  8. Smith David M. ; Dorris ; III John. Aircraft engine apparatus with reduced inlet vortex. USP2000106129309.
  9. Belyew, Robert R.. Aircraft engine inlet pivotable barrier filter. USP2013058439295.
  10. Mores, Sebastian; Loeser, Frank; Probst, Stefan; Matt, Michael. Aircraft with an air intake for an air breathing propulsion engine. USP2017089731831.
  11. Koncsek, Joseph L.. Apparatus and method for preventing foreign object damage to an aircraft. USP2005046883751.
  12. DeDe, Brian C.; Vitale, Jack V.; Stenberg, Jeffrey V.. Auxiliary power unit inlet duct screen assembly. USP2014098819937.
  13. Parikh, Pradip G.. Combined cabin air and heat exchanger RAM air inlets for aircraft environmental control systems, and associated methods of use. USP2010127849702.
  14. Stelzer, James F.. Control of engine intake door. USP2009087575014.
  15. Riordan, Conor. Deployable inlet scoop for an inboard ram air turbine. USP2018059957060.
  16. Sheoran, Yogendra Y.; Michalski, Jr., Joseph W.; Asplund, Kyle D.. Diffusing air inlet door assembly. USP2009107600714.
  17. Hein, Jeffrey M.; Williams, Nicholas A.; Sheoran, Yogendra Y.; Lam, Cecilia S.; Cowans, Ora Morency; Higuera, Benjamen Kurt; Peduchi, Andrew Stephen; Sellahewa, Ravisha Pramod; Brown, Daniel. Dual action inlet door and method for use thereof. USP2010027665694.
  18. Hein,Jeffrey M.; Williams,Nicholas A.; Sheoran,Yogendra Y.; Lam,Cecilia S.; Cowans,Ora M.; Higuera,Benjamen K.; Peduchi,Andrew S.; Sellahewa,Ravisha P.; Brown,Daniel. Dual action inlet door and method for use thereof. USP2006037014144.
  19. Hein,Jeffrey M.; Williams,Nicholas A.; Sheoran,Yogendra Y.; Lam,Cecilia S.; Cowans,Ora Morency; Higuera,Benjamen Kurt; Peduchi,Andrew Stephen; Sellahewa,Ravisha Pramod; Brown,Daniel. Dual action inlet door and method for use thereof. USP2008127461814.
  20. Hein,Jeffrey M.; Williams,Nicholas A.; Sheoran,Yogendra Y.; Lam,Cecilia S.; Cowans,Ora Morency; Higuera,Benjamen Kurt; Peduchi,Andrew Stephen; Sellahewa,Ravisha Pramod; Brown,Daniel. Dual action inlet door and method for use thereof. USP2007057210652.
  21. Stelzer, James F.; Newman, Thomas L.. Engine air filter and sealing system. USP2009127634984.
  22. Stelzer,James F.; Newman,Thomas L.. Engine air filter and sealing system. USP2007037192462.
  23. Kazlauskas, Michael; Peters, Jon C. Engine air particle separator. USP2013088512450.
  24. Wilson,Joseph. Engine intake system with accessible, interchangeable air filters. USP2009027491253.
  25. Alexander, Charles R.. Foreign object deflector. USP201004D614560.
  26. Scimone, Michael J.. Heated screen for air intake of aircraft engines. USP2015069067679.
  27. Nannoni, Fabio; Ballerio, Dante; Scandroglio, Alessandro. Helicopter. USP2012028113461.
  28. DeDe, Brian C.; Vitale, Jack V.; Stenberg, Jeffrey V.. Inlet duct screen assembly. USP2016059340295.
  29. Sheoran Yogendra Y.. Inlet vortex bustor and ice protector for auxiliary power units. USP2001076264137.
  30. Judas, Michael; Bichler, Bartholomaeus. Intake for an engine of an aircraft. USP2018029889945.
  31. Geer, James L.. Method and apparatus for the detection of objects using electromagnetic wave attenuation patterns. USP2012058179299.
  32. Ameyugo, Gregorio. Method of avoiding a grid clogging, a grid and an air intake implementing such a method. USP2015018936508.
  33. Gruensfelder Cynthia Ann ; Wille Robert Henry. Mission adaptive inlet. USP2000076089505.
  34. Gruensfelder Cynthia Ann ; Wille Robert Henry. Mission adaptive inlet. USP2001076260567.
  35. Aubert, Roger J.. Passive internal ice protection systems for engine inlets. USP20180710036320.
  36. Chaniot, Daniel; Gaulmin, François-Xavier; Iraudo, Lionel. Power plant for a rotary wing aircraft. USP2010057717369.
  37. Figge ; Sr. Irving E.. Self-deploying air inlet for an air breathing missile. USP2000116142417.
  38. Lamb, Jr., Donald William. Variable geometry helicopter engine inlet. USP2017059656760.

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