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Blade spacer

IPC분류정보
국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판)
  • F01D-005/32
출원번호 US-0723110 (2000-11-27)
발명자 / 주소
  • James Michael Forrester
출원인 / 주소
  • General Electric Company
대리인 / 주소
    Steven J. Rosen
인용정보 피인용 횟수 : 25  인용 특허 : 21

초록

A gas turbine engine blade spacer has an axially extending backbone, spaced apart forward, mid and aft dovetail lands, respectively, disposed along the backbone, the backbone and the forward, mid, and aft dovetail lands having bottom curved backbone surfaces. Each of the forward, mid and aft dovetai

대표청구항

1. A gas turbine engine blade spacer comprising:an axially extending backbone, spaced apart forward, mid and aft dovetail lands, respectively, disposed along said backbone, a void extending around said backbone and between said forward and aft dovetail lands, said backbone and said forward, mid, and

이 특허에 인용된 특허 (21)

  1. Przytulski James C. (Fairfield OH) Hemsworth Martin C. (Cincinnati OH), Apparatus for preloading an airfoil blade in a gas turbine engine.
  2. Dhuic Jean-Claude (Melun FRX), Axial and radial holding system for the rotor vane of a turbojet engine.
  3. Manharth Gary B. (Milford OH) Cornell Jay L. (Cincinnati OH), Blade assembly for a turbomachine.
  4. Luebering George W. (Cincinnati OH), Blade retainer assembly.
  5. Szpunar Stephen J. (West Chester OH) Bulman David E. (Cincinnati OH), Bladed disk assembly.
  6. Peterson Stephen C. (West Chester OH) Przytulski James C. (Fairfield OH), Burst resistant rotor disk assembly.
  7. Surdi Jean M. (Melun FRX), Device to lock the blades of a turboblower and to fasten the front cowl of a turbojet engine.
  8. Harris Daniel J. (West Chester OH) Przytulski James C. (Fairfield OH) Szpunar Stephen J. (West Chester OH), Fan assembly having lightweight platforms.
  9. Youssef Nashed A. (Mississauga CAX), Fan blade axial retention device.
  10. Szpunar Stephen J. (West Chester OH), Fan blade retainer.
  11. Prentice Ian F. (Cincinnati OH) Juenger Jerome A. (Cincinnati OH), Gas turbine engine blade retainer sub-assembly.
  12. Pool Francis C. (Duffield GB2), Gas turbine engine having an automatic ice shedding spinner.
  13. Gilchrist Alan R. (Fairfield OH) Sullivan Thomas J. (Fairfield OH) Walker Roger C. (Middletown OH), Hybrid spinner nose configuration in a gas turbine engine having a bypass duct.
  14. Glynn Christopher C. (Hamilton OH) Hemsworth Martin C. (Cincinnati OH), Multiple rotor disk assembly.
  15. Corsmeier Robert J. (Cincinnati OH), Platform assembly for attaching rotor blades to a rotor disk.
  16. Salemme Charles T. (Cincinnati OH) Ravenhall Richard (Cincinnati OH) Harris David J. (Fairfield OH), Platform for a turbomachinery blade.
  17. Bussonnet Pierre Xavier,FRX ; Lauvergnat Jack Pierre,FRX, Restraining device for the root of a fan blade.
  18. Lammas Andrew J. ; Dingwell William T. ; Hungler Anthony E., Stress relieved dovetail.
  19. Juenger Jerome A. (Cincinnati OH) Peterson Stephen C. (West Chester OH) Herzner Frederick C. (Fairfield OH), Stress-relieved rotor blade attachment slot.
  20. Warner Ronald E. (Media PA) Healey Francis J. (Ridley Park PA) Grijalba Abel D. (Swarthmore PA), Turbine rotating blade.
  21. Bucy ; Jr. Raymond W. (Terrace Park OH) Gallardo ; Jr. Vicente C. (Hamilton OH) Hollett Ronald C. (Cincinnati OH) Young Eric A. (Cincinnati OH), Turbomachinery blade retaining assembly.

이 특허를 인용한 특허 (25)

  1. Alvanos, Ioannis; OConnor, John J., Asymmetrical rotor blade fir-tree attachment.
  2. Anderson, Carney R.; Tomeo, Peter V., Axial retention system for a bladed rotor with multiple blade types.
  3. Chatenet, Luc Henri; Le Quellec, John, Bladed rotor wheel for a turbine engine.
  4. Forrester, James Michael; Stevenson, Joseph Timothy; Potter, Jeffrey Clayton; Corrigan, Sean Joel, Circular arc multi-bore fan disk assembly.
  5. Alexander, Phillip, Energy absorbent fan blade spacer.
  6. Turner, Matthew A.; Brown, Charles W.; Bugaj, Shari L.; Quinn, Christopher M.; Hyland, David J.; Alarcon, Andrew G., Fairing assembly.
  7. Robertson, Thomas J., Fan platform.
  8. Ward, Eric J.; Richardson, Brian K., Gas turbine engine blade mounting arrangement.
  9. Anderson, Carney R.; Tomeo, Peter V., Gas turbine engine fan blade lock assembly.
  10. Hubbert, Corey L.; Tomeo, Peter V.; Anderson, Carney R., Gas turbine engine nose cone attachment.
  11. Alvanos, Ioannis; Suciu, Gabriel L.; Dye, Christopher M.; Levasseur, Glenn, Hybrid rotor disk assembly for a gas turbine engine.
  12. Alvanos, Ioannis; Suciu, Gabriel L.; Dye, Christopher M.; Levasseur, Glenn, Hybrid rotor disk assembly with a ceramic matrix composite airfoil for a gas turbine engine.
  13. Alvanos, Ioannis; Suciu, Gabriel L.; Dye, Christopher M.; Levasseur, Glenn, Hybrid rotor disk assembly with ceramic matrix composites platform for a gas turbine engine.
  14. Duelm, Shelton O.; Quinn, Christopher M.; Brown, Charles W., Low profile fan platform attachment.
  15. Kray, Nicholas Joseph; Crall, David William; Mollmann, Daniel Edward, Method and apparatus for gas turbine engines.
  16. Dix, Brian Edward; Takehara, Joann Mari; Garrison, Michael Ray, Methods and apparatus for assembling gas turbine engines.
  17. Reghezza, Patrick Jean-Louis; Tran, Julien, Reinforced fan blade shim.
  18. Drozdenko, Lee; Graves, William R., Rotor blade root spacer for arranging between a rotor disk and a root of a rotor blade.
  19. Drozdenko, Lee; Graves, William R., Rotor blade root spacer with a fracture feature.
  20. Le Hong, Son, Rotor disk for turbomachine fan.
  21. Alarcon, Andrew G.; Quinn, Christopher M.; Glaspey, James; Turner, Matthew A., T-shaped platform leading edge anti-rotation tabs.
  22. Marini,Bonnie D.; Schiavo,Anthony L., Turbine vane with removable platform inserts.
  23. Marini, Bonnie D.; Schiavo, Anthony L., Turbine vanes with airfoil-proximate cooling seam.
  24. Belmonte, Olivier; Goga, Jean-Luc Christian Yvon, Turbomachine fan.
  25. Lattanzio, Santiago; Weisse, Michael A., Under-root spacer for gas turbine engine fan blade.
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