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Gas turbine engine airfoil damper and method for production 원문보기

IPC분류정보
국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판)
  • B63H-001/26
출원번호 US-0286803 (1999-04-06)
발명자 / 주소
  • Mannava Seetharamaiah
  • Cowie William D.
  • Yeaton Robert L.
출원인 / 주소
  • General Electric Company
대리인 / 주소
    Hess
인용정보 피인용 횟수 : 33  인용 특허 : 20

초록

A gas turbine engine airfoil assembly for damping airfoil vibrations includes a metallic airfoil having an outer surface and a chordwise extending cavity beneath the outer surface of the airfoil. A damper is trapped within the cavity and a region in the airfoil surrounding the cavity has compressive

대표청구항

[ We claim:] [1.] A gas turbine engine airfoil assembly, comprising:a metallic airfoil having an outer surface,a chordwise extending cavity beneath the outer surface of said airfoil;a damper trapped within said cavity; anda region in said airfoil surrounding said cavity, said region having compressi

이 특허에 인용된 특허 (20)

  1. Mannava Seetharamaiah (Cincinnati OH) Ortiz ; Jr. Angel L. (Ballston Spa NY) Yeaton Robert L. (Cincinnati OH) McDaniel Albert E. (Cincinnati OH) Losey Jeffrey D. (Cincinnati OH), Adhesive tape covered laser shock peening.
  2. Ellis ; Delmar H., Composite reinforcement of metallic airfoils.
  3. Mallozzi Philip J. (Columbus OH) Epstein Harold M. (Columbus OH) Applebaum David C. (Columbus OH) Gallagher William J. (Worthington OH) Campbell Bernerd E. (Columbus OH), Directing radiation.
  4. Mannava Seetha R. (Cincinnati OH) Risbeck James D. (Cincinnati OH) Jacobs Larry G. (Loveland OH), Distortion control for laser shock peened gas turbine engine compressor blade edges.
  5. Mannava Seetharamaiah (Cincinnati OH) Yeaton Robert L. (Cincinnati OH) McDaniel Albert E. (Cincinnati OH), Dry tape covered laser shock peening.
  6. El-Aini Yehia M. (Jupiter FL), Internally damped blades.
  7. Ortiz ; Jr. Angel L. (Scotia NY) Penney Carl M. (Saratoga Springs NY) Jones Marshall G. (Scotia NY) Erikson Carl E. (Schenectady NY), Laser peening system and method.
  8. Mannava Seetharamaiah (Cincinnati OH) McDaniel Albert E. (Cincinnati OH) Cowie William D. (Zenia OH) Halila Herbert (Cincinnati OH) Rhoda James E. (Mason OH) Gutknecht James E. (Cincinnati OH), Laser shock peened gas turbine engine fan blade edges.
  9. Mannava Seetharamaiah (Cincinnati OH) McDaniel Albert E. (Cincinnati OH) Cowie William D. (Xenia OH), Laser shock peened rotor components for turbomachinery.
  10. Mannava Seetharamaiah (Cincinnati OH) Ferrigno Stephen J. (Cincinnati OH), Laser shock peening for gas turbine engine vane repair.
  11. Clauer Allan H. (Worthington OH) Fairand Barry P. (Arlington OH) Ford Stephen C. (Worthington OH) Walters Craig T. (Arlington OH), Laser shock processing.
  12. Epstein Harold M. (Columbus OH) Clauer Allan H. (Worthington MI) Mueller Boyd A. (Columbus MI) Dulaney Jeffrey L. (Hilliard OH) Campbell Bernerd E. (Upper Arlington OH) Walters Craig T. (Columbus OH), Material properties.
  13. Benedict, Gary F.; Eskildsen, Jim, Method and apparatus for laser gear hardening.
  14. Neal James W. (Columbia CT) Loersch Joseph F. (Bolton CT), Method of peening airfoils and thin edged workpieces.
  15. Mannava Seetharamaiah, On the fly laser shock peening.
  16. Bharti Arvind (D-45/10 ; Defence Laboratory Quarters ; P.O. Kanchanbagh Hyderabad-500 258 INX) Saxena Vikas K. (D-285/5 ; Defence Laboratory Quarters ; P.O. Kanchanbagh Hyderabad-500 258 INX), Process for improving the fatigue crack growth resistance by laser beam.
  17. Kawanami Toshio (Sakai JPX) Ohnishi Hiroshi (Sakai JPX) Matsumura Hiroyuki (Shinnanyo JPX) Aimoto Michiyuki (Kudamatsu JPX) Arakawa Toshihiko (Shinnanyo JPX) Ogai Michiharu (Hikari JPX), Shot method.
  18. Mallozzi Philip J. (Columbus OH) Epstein Harold M. (Columbus OH) Applebaum David C. (Columbus OH) Gallagher William J. (Worthington OH) Campbell Bernerd E. (Columbus OH), Suppressing superradiance.
  19. Kuefner Gustav,DEX ; Mueller Horst,DEX ; Breindl Martin,DEX ; Sokol Bernd,DEX ; Zeisler Walter,DEX, Turbine blade for use in the wet steam region of penultimate and ultimate stages of turbines.
  20. El-Aini Yehia M. (Jupiter FL) Burge Joseph C. (Palm Beach Gardens FL) Meece Carl E. (Jupiter FL), Turbine engine rotor blade vibration damping device.

이 특허를 인용한 특허 (33)

  1. Lewis, Thomas M.; Parin, Michael L., Air-film vibration damping apparatus for windows.
  2. Lewis, Thomas M.; Parin, Michael L., Air-film vibration damping apparatus for windows.
  3. Dolansky, Gregory M.; Propheter-Hinckley, Tracy A.; Fisk, Benjamin T., Airfoil including damper member.
  4. von Flotow, Andreas H., Apparatus for passive damping of flexural blade vibration in turbo-machinery.
  5. Bauer, Randall Charles; Patrick, D. Keith, Bimaterial turbine blade damper.
  6. Busbey,Bruce Clark; Weaver,Matthew Mark; Garay,Gregory Terrence, Bipedal damper turbine blade.
  7. Lloyd Hackel ; Fritz Harris, Contour forming of metals by laser peening.
  8. El-Aini, Yehia M.; Davis, Gary A., Damper for an integrally bladed rotor.
  9. El-Aini, Yehia M.; Davis, Gary A., Damper for an integrally bladed rotor.
  10. Thomen, Seth J.; Corcoran, Christopher, Damper pin.
  11. Thomen, Seth J.; Corcoran, Christopher, Damper pin.
  12. Blaney, Ken F.; Hayford, Richard K., Fluid damper and method of making.
  13. Lloyd A. Hackel ; C. Brent Dane ; Fritz Harris, Identification marking by means of laser peening.
  14. Hackel, Lloyd A.; Halpin, John M.; Harris, Jr., Fritz B., Laser peening of components of thin cross-section.
  15. Hackel, Lloyd A.; Halpin, John M.; Harris, Jr., Fritz B., Laser peening of components of thin cross-section.
  16. Nash, Grant, Method and apparatus for reducing noise transmission through a window.
  17. Reinhold Meier DE; Wilfried Schutte DE; Mario Schmidt DE; Karel Mazac DE, Method for repairing and producing integrally bladed rotors for a turbine or turbo engine.
  18. David William Crall, Methods and apparatus for damping rotor assembly vibrations.
  19. Burdgick, Steven S.; Lanaud, Christophe; Makinde, Adegboyega; Lin, Wendy; Praveen, Grama; Bansal, Amitabh, Methods and apparatus for reducing stress in turbine buckets.
  20. El-Aini, Yehia M.; Klein, Myron L., Non-integral platform and damper for an airfoil.
  21. Hackel, Lloyd A.; Halpin, John M.; Harris, Fritz B., Pre-loading of components during laser peenforming.
  22. Rabinovich, Joshua E., Process for energy beam solid-state metallurgical bonding of wires having two or more flat surfaces.
  23. Torrance, Mark A.; Dube, David P., Stator damper anti-rotation assembly.
  24. Davis, Gary A.; Tuttle, Gary E., Turbine blade assembly with pin dampers.
  25. Davis, Gary A.; Tuttle, Gary E.; Beatty, Robert F., Turbine blade assembly with stranded wire cable dampers.
  26. Corcoran, Christopher; Thomen, Seth J., Turbine blade with mate face cooling air flow.
  27. Campbell, Christian X.; Messmann, Stephen J, Turbine blade with tuned damping structure.
  28. Garner,Chad M., Turbine blade with vibration damper.
  29. Lewis, Thomas M.; Jones, David I. G., Turbine engine damper.
  30. Stiehler, Frank; Hartung, Andreas, Turbomachine blade.
  31. Stiehler, Frank; Hartung, Andreas, Turbomachine blade.
  32. Rasmussen, Martin, Ventilator blade.
  33. Lewis, Thomas M.; Parin, Michael L., Vibration damping apparatus for windows using viscoelastic damping materials.
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