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Gas turbine engine shroud seals

IPC분류정보
국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판)
  • F01D-009/04
  • F01D-011/08
출원번호 US-0650441 (1996-05-20)
발명자 / 주소
  • Pizzi Antonio,CAX
출원인 / 주소
  • Pratt & Whitney Canada, Inc., CAX
대리인 / 주소
    Astle
인용정보 피인용 횟수 : 43  인용 특허 : 18

초록

A seal assembly for a turbine blade tip shroud including a one-piece bent metallic sheet inter-segment seal having an axial component and a vertical component adapted to fit in a groove formed in the end walls of each shroud segment, wherein the shroud segment has a platform and radially extending r

대표청구항

[ We claim:] [3.] A ring seal for a turbine blade tip shroud for a gas turbine engine having a hot gas path and an outer casing, wherein the shroud is located between the hot gas path and a cooling gas conduit formed between the shroud and the outer casing, the shroud including an axially extending

이 특허에 인용된 특허 (18)

  1. Creevy Clifford S. (Mainesville OH) Eckert Terry T. (Fairfield OH), Airtight shroud support rail and method for assembling in turbine engine.
  2. Albrecht Richard W. (Fairfield OH) Shepherd Andrew (Fairfield OH), Arrangement for defining improved cooling airflow supply path through clearance control ring and shroud.
  3. Buxe Paul M. (Lake Park FL) Marshall James F. (Palm Beach Gardens FL) Smith ; Jr. Paul A. (Palm Beach Gardens FL), Blade root seal.
  4. Birch Kenneth W. (Derby GB2), Gas turbine engine blade shroud assembly.
  5. Kalogeros Robert R. (Glastonbury CT), Interblade seal for turbomachine rotor.
  6. Lillibridge Herbert J. (Plainville CT) Schwarzmann Russell A. (Marlborough CT), Intersecting feather seals for interlocking gas turbine vanes.
  7. Sweeney Derek J. (Dublin IEX), Low-pressure turbine heat shield.
  8. Sweeney Derek J. (Dublin IEX), Low-pressure turbine shroud.
  9. Kildea Robert J. (Juno Isles FL), Radial seal.
  10. Sandy ; Jr. James J. (Palm Beach Gardens FL) Huth Brian P. (East Hartford CT), Sealed shroud for rotating body.
  11. Dixon William E. (Jensen Beach FL) Burge Joseph C. (Palm Beach Gardens FL) Tiernan ; Jr. Richard J. (Hobe Sound FL) Hensen Lee E. (Lake Park FL), Segmented stator vane seal.
  12. Leonard John F. (Bristol GB2), Shroud liners.
  13. Wilson Paul S. (Fairfield OH) Rankey Dean A. (Cincinnati OH) Shelton Monty L. (Cincinnati OH) Wallace Thomas T. (Maineville OH), Thermal control damper for turbine rotors.
  14. Honkomp Mark S. (Cincinnati OH) Greninger Allewis A. (Enfield CT), Thermal shielding apparatus or radiositor for a gas turbine engine.
  15. Benjamin Robert B. (Windsor CT) Adams Betsy B. (Cambridge MA), Turbine blade damper and seal.
  16. Barcza William K. (Palm City FL), Turbine engine rotor blade platform seal.
  17. Pask, George, Turbine shroud and turbine shroud assembly.
  18. Jacobs Keith G. (Loveland OH) Rosario Jeanne M. (Loveland OH) Fisher Michael H. (Cincinnati OH), Wear shim for a turbine engine.

이 특허를 인용한 특허 (43)

  1. Langlois, Arnaud; Benderradji, Kamel; Bromann, Alain Marc Lucien; Roy, Vincent, Annular anti-wear shim for a turbomachine.
  2. Baumas, Olivier Jean Daniel; Durand, Didier Noel; Herzer, Eric; Rossi, Patrick Jacques, Anti-wear device for the blades of a turbine distributor in an aeronautical turbine engine.
  3. Binks, Alan J.; Penda, Allan R., Assembly for mounting a turbine engine to a pylon.
  4. Clouse, Brian Ellis; Cloud, David F.; Clough, Donna, Blade outer air seal with secondary air sealing.
  5. Smith, Clayton C.; Griffiths, George F.; Freeman, Ted Joseph; Westphal, William, Blade track assembly, components, and methods.
  6. Bergman, Russell J.; Kovach, Scott A., Combined featherseal slot and lightening pocket.
  7. Bergman, Russell J.; Kovach, Scott A., Combined featherseal slot and lightening pocket.
  8. Ohri, Rajeev; Boonsuan, Plum, Combustor spring clip seal system.
  9. Race, Nathan Stafford; Potter, Brian Denver, Compressor fairing segment.
  10. Gilman, Justin, Damper seal and vane assembly for a gas turbine engine.
  11. Gleiner, Matthew S.; Jenne, Douglas C., Dead ended bulbed rib geometry for a gas turbine engine.
  12. Varney, Bruce E.; Petty, Jack D.; Vetters, Daniel K.; Clemens, Eugene, Full hoop blade track with interstage cooling air.
  13. Durocher,Eric; Jutras,Martin, Gas turbine engine shroud sealing arrangement.
  14. Pizzi Antonio,CAX, Gas turbine engine shroud seals.
  15. Ress Robert Anthony ; Davis Brian Michael, Interstage van seal apparatus.
  16. Shapiro, Jason David, Method and system for a ceramic matrix composite shroud hanger assembly.
  17. Franks, Michael John; Shapiro, Jason David; Rulli, Samuel Ross; Doughty, Roger Lee, Mounting apparatus for low-ductility turbine shroud.
  18. Badescu, Ovidiu; Pizzi, Antonio, Mounting system for mounting engine nacelle components and associated method.
  19. Synnott,Remy, Multi-point seal.
  20. McCaffrey, Michael G., Radial position control of case supported structure.
  21. Albers, Joseph; Marusko, Mark; Wilson, Barry; Dziech, Aaron; Johnson, Christopher, Resilient mounting apparatus for low-ductility turbine shroud.
  22. Hayton Paul R,GBX, Seal.
  23. Snyder, Brooks E.; Slavens, Thomas N.; Blake, Mosheshe Camara-Khary, Seal for gas turbine engine.
  24. Ruthemeyer, Michael Anthony; Frey, David Alan, Seal for hardware segments.
  25. Lawer, Steven D; Halliwell, Mark A, Seal segment for a turbine.
  26. Balsdon,Julian Glyn, Sealing arrangement.
  27. Sippel, Aaron D.; Shi, Jun; DeJulio, Emil R., Seals for gas turbine engines.
  28. Slavens, Thomas N.; Moore, Sasha M.; LoRicco, Nicholas M., Trough seal for gas turbine engine.
  29. Keller, Douglas A.; Vance, Steven J.; Campbell, Christian X., Turbine engine ring seal.
  30. Bagepalli Bharat Sampathkumaran ; Corman Gregory Scot ; Dean Anthony John ; DiMascio Paul Stephen ; Mirdamadi Massoud, Turbine inner shroud and turbine assembly containing such inner shroud.
  31. Jaureguiberry, Carole; Silva, Manuel, Turbine ring for a turbomachine.
  32. Bergman, Russell J.; Chrisikos, James P.; Bach, Leonard A., Turbine sealing system.
  33. Landwehr, Sean E.; Westphal, William; Freeman, Ted J.; Chamberlain, Adam L., Turbine shroud.
  34. Sippel, Aaron D.; Freeman, Ted J.; Lamusga, Joseph P.; Thomas, David J., Turbine shroud.
  35. Pietrobon, John; Durocher, Eric, Turbine shroud gas path duct interface.
  36. Albers, Joseph Charles; Proctor, Robert; Shelton, Monty Lee; Russo, Jr., Richard, Turbine shroud mounting and sealing arrangement.
  37. Lefebvre, Guy; Paquet, Rene, Turbine shroud sealing architecture.
  38. Synnott,Remy; Blais,Dany, Turbine shroud segment seal.
  39. Westphal, William; Sippel, Aaron D.; Freeman, Ted J., Turbine shroud with locating inserts.
  40. Vetters, Daniel K.; Shi, Jun; Walston, Jeffrey A.; Sippel, Aaron D., Turbine shroud with tubular runner-locating inserts.
  41. Naryzhny, Oleg Dmitrievich; Morozov, Andrey Petrovich; Khanin, Alexander Anatolievich, Turbine vane.
  42. Synnott,Remy; Grivas,Nicolas; Juneau,Alan; Glasspoole,David, Vane attachment arrangement.
  43. Schiavo, Jr., Anthony L.; Marini, Bonnie D., Vane shroud through-flow platform cover.
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