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Non-integral platform and damper for an airfoil 원문보기

IPC분류정보
국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판)
  • F01D-005/10
출원번호 US-0753934 (2010-04-05)
등록번호 US8066479 (2011-11-16)
발명자 / 주소
  • El-Aini, Yehia M.
  • Klein, Myron L.
출원인 / 주소
  • Pratt & Whitney Rocketdyne, Inc.
대리인 / 주소
    Carlson Gaskey & Olds PC
인용정보 피인용 횟수 : 12  인용 특허 : 31

초록

A section of a gas turbine engine includes a damper which extends from a disk between a first blade and a second blade to provide a dissipating vibratory motion energy in the form of friction heating.

대표청구항

What is claimed is: 1. A damper assembly of a gas turbine engine comprising:a platform mountable to a disk through a support;a first damper attached to said platform, said first damper engageable with a first blade attachable to the disk;a second damper attached to said platform, said second damper

이 특허에 인용된 특허 (31)

  1. Kashani,Ahmad Reza, Active acoustic filter.
  2. Brand, Joseph Horace; Dooley, Kevin; Dowhan, Michael; Youssef, Nashed; Harvey, Richard; Savage, William, Aircraft propulsion system.
  3. Care,Ian C D; McMillan,Alison J; Garvey,Seamus, Blade arrangement.
  4. Stone,Paul, Blade fixing relief mismatch.
  5. Jones John C. (Stuart FL) Sifford Perry P. (Jupiter FL) Sutton Joel F. (North Palm Beach FL), Blade to blade vibration damper.
  6. Matheny,Paul; Carter,Brad; Potter,Brian, Detachable leading edge for airfoils.
  7. Rago, Giuseppe; Harvey, Richard, Differential geared turbine engine with torque modulation capability.
  8. Mather, Robert, Energy absorber and deflection device.
  9. Tse, Man-Chun; LeBlanc, Andr?, Fan and compressor noise attenuation.
  10. Greer John (Burlington CAX) Chijiiwa Haruhisa (Mississauga CAX) Dowhan Michael J. (Milton CAX), Fan blade axial retention device.
  11. Dutton,Ronald James; MacDonald,Kimberley Ann, Fan blade curvature distribution for high core pressure ratio fan.
  12. Szpunar Stephen J. (West Chester OH) Glynn Christopher C. (Hamilton OH), Fan blade damper.
  13. Crane,Nathan Brad, Fan blade platform feature for improved blade-off performance.
  14. McCabe Francis J., Fan blade, structures and methods.
  15. Wojtyczka, Czeslaw; Amin, Samy, Fan case design with metal foam between Kevlar.
  16. Wojtyczka Czeslaw,CAX ; Rabinovici Camil,CAX, Fan case with flexible conical ring.
  17. Man-Chun Tse CA, Fan-stator interaction tone reduction.
  18. Mannava Seetharamaiah ; Cowie William D. ; Yeaton Robert L., Gas turbine engine airfoil damper and method for production.
  19. Kuzniar Stanislaw,CAX ; Wojtyczka Czeslaw,CAX, Hardwall fan case with structured bumper.
  20. Roberts Paul David Denton,CAX, Impact resistant composite shell for gas turbine engine fan case.
  21. Crain,Harold Keith; Andruskevitch,Gregory Edmond; Wieprecht,Daniel Eugene, Installation tool for assembling a rotor blade of a gas turbine engine fan assembly.
  22. Romani Giuseppe,CAX, Integrated fan / low pressure compressor rotor for gas turbine engine.
  23. Queriault,Michele Jacqueline; Lejars,Claude Robert Louis, Inter-vane platform with lateral deflection for a vane support of a turbine engine.
  24. El-Aini Yehia M. (Jupiter FL), Internally damped blades.
  25. Hilbert Gary R. ; Pearson David D. ; Crawley Edward F., Method and apparatus for damping vibration in turbomachine components.
  26. Brioude Michel A. (Melun FRX) Chereau Philippe (Savigny Le Temple FRX) Naudet Jacky (Bondoufle FRX), Rotor fitted with spacer blocks between the blades.
  27. Strassberger, Michael; Tiemann, Peter, Turbine blade arrangement.
  28. Airey David ; Pelland Natalie A. ; Houston David P., Turbine blade platform seal.
  29. Brown Wesley D. (Jupiter FL) Hill Edward C. (Tequesta FL) Vercellone Peter T. (Lake Worth FL), Turbine rotor retention system.
  30. Liu Xiaoliu,CAX ; Raw John Angus,CAX, Turbofan engine including improved fan blade lining.
  31. Wagner,William Kent; Ackerman,John Frederick; Johnson,Kenneth Lee, Vibration damper coating.

이 특허를 인용한 특허 (12)

  1. Little, Jonathan D.; Cummings, Kevin J.; Schweiger, Paul S.; Monahan, Daniel J., Aerodynamic intercompressor bleed ports.
  2. Bottome, Kristofer John, Annulus filler.
  3. Bottome, Kristofer John; Lee, James Andrew; Mason, Paul; Thompson, Ewan Fergus; Barandun, Gion; Henne, Markus; Horejsi, Konstantin; Fleischmann, Martin; Obertscheider, Christof; Keusch, Thomas, Annulus filler.
  4. Bottome, Kristofer John; Mason, Paul; Lee, James Andrew; Thompson, Ewan Fergus, Annulus filler.
  5. Read, Simon; Thompson, Ewan F; Brown, Christopher S, Annulus filler.
  6. Thomas, David J.; Freeman, Ted J., Composite annulus filler.
  7. Lana, Kyle C.; Paul, John E., Faceted turbine blade damper-seal.
  8. Brown, Charles W.; Duelm, Shelton O.; Quinn, Christopher M.; Walker, Alan J., Fan blade platform.
  9. Lattanzio, Santiago; Amoo, Olaleye M., Fan blades for gas turbine engines with reduced stress concentration at leading edge.
  10. Bosley, David C., Hybrid drive engine.
  11. Billings, Scott C.; Hansen, James O.; Weisse, Michael A., Integral fan blade wear pad and platform seal.
  12. Snyder, Daniel A., Seal and clip-on damper system and device.
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