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Turbo machines 원문보기

IPC분류정보
국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판)
  • F01D-011/08
출원번호 US-0977208 (2001-10-16)
우선권정보 JP-0117500 (1999-04-26); JP-0201302 (1999-07-15)
발명자 / 주소
  • Kurokawa, Junichi
  • Kimura, Hitoharu
  • Okamura, Tomoyshi
  • Nagahara, Takahide
  • Sudo, Sumio
  • Manabe, Akira
  • Kuwabara, Norimitsu
출원인 / 주소
  • Hitachi, Ltd.
대리인 / 주소
    Antonelli, Terry, Stout & Kraus, LLP
인용정보 피인용 횟수 : 12  인용 특허 : 22

초록

A turbo machine comprising: an impeller having a plurality of blades therewith; a casing having a flow surface defined therein and being positioned with the impeller therein; and a plurality of grooves being formed in the flow surface of the casing, for connecting between an inlet side of said impel

대표청구항

A turbo machine comprising: an impeller having a plurality of blades therewith; a casing having a flow surface defined therein and being positioned with the impeller therein; and a plurality of grooves being formed in the flow surface of the casing, for connecting between an inlet side of said impel

이 특허에 인용된 특허 (22)

  1. Langenbrunner Leslie L. (Cincinnati OH) Proffitt Paul F. (Cincinnati OH), Abradable shroud assembly for turbomachinery.
  2. Barry Brian (Duffield GB2) Freeman Christopher (Farnsfield GB2), Aerodynamic damping of vibrations in rotor blades.
  3. Gelmedov Fagim S.,RUX ; Lokshtanov Evgenij A.,RUX ; Olstain Lev Echielevich-Meerovich,RUX ; Sidorkin Michail A.,RUX, Anti-stall tip treatment means.
  4. Waterman Michael J. C. (Watford GB2), Axial flow compressor surge margin improvement.
  5. Byrne William P. (Jupiter FL) Nolcheff Nick A. (Palm Beach Gardens FL), Baffled passage casing treatment for compressor blades.
  6. Roberts ; Jr. Frank (Manchester CT), Blade tip shroud for a compression stage of a gas turbine engine.
  7. Barnett Mark ; Graf Martin ; Raw John A.,CAX ; Sharma Om ; Sprout William D., Casing treatment for a fluid compressor.
  8. Heinrich Klaus (Nussbaumen CHX), Centrifugal compressor with a flow-stabilizing casing.
  9. Okapuu lo (309 Place Valencay St. Lambert ; Quebec CAX J4S 1S3) Patel Kiritkumar V. (4176 Trellis Crescent Mississauga ; Ontari CAX L5L 2M2), Circumferentially grooved shroud liner.
  10. Lauterbach Jerre F. (Columbus IN) Kahlenbeck James D. (Columbus IN) Turner Bruce W. (Columbus IN), Compressor range improvement means.
  11. Patacca Angelo M. (Glastonbury CT) Premont Emile J. (South Hadley MA), Containment structure.
  12. Yamaguchi, Nobuyuki; Sugano, Hiroshi, Controllable-pitch moving blade type axial fan.
  13. Freeman ; Christopher ; Moritz ; Robert Rudolph, Gas turbine engine with improved compressor casing for permitting higher air flow and pressure ratios before surge.
  14. Jenkinson John (Bristol EN), Matching differential thermal expansions of components in heat engines.
  15. Lenhart Kenneth J. (Cincinnati OH) Chouinard Brett R. (Springdale OH) Tegarden Frederick W. (Glendale OH), Removable fan shroud panel.
  16. Rossmann Axel (Karlsfeld DT) Hagemeister Klaus (Munich DT), Rotor wheel for radial-flow fans and turbines and method and fixture for making same.
  17. Mielke Mark J. ; Carroll Michael D. ; Marusko Mark W. ; Rhoda James E. ; Bulman David E., Rub resistant compressor stage.
  18. Holz Robert G. (Vert Saint Denis FRX) Karadimas Georges (Vanves FRX), Sealing ring for an axial compressor.
  19. Jeremy Clyde Bailey ; Ronald Scott Bunker, Shroud leakage flow discouragers.
  20. Muller Karl-Heinrich,DEX ; Ulm Wilfried,DEX ; Bell Ralf,DEX ; Simon Volker,DEX, Steam turbine and blade or vane for a steam turbine.
  21. Hough Geoffrey S. (Littleover GB2), Turbines.
  22. Goto Akira,JPX ; Katsumata Tatsuyoshi,JPX, Turbomachine.

이 특허를 인용한 특허 (12)

  1. Mizukami, Hirofumi; Shimasaki, Tetsuo, Electric air blower.
  2. Guemmer, Volker, Fluid flow machine with running gap retraction.
  3. Lee, Ching-Pang; Tham, Kok-Mun; Azad, Gm Salam; Gao, Zhihong; Johnson, Erik; Schroeder, Eric; Martin, Jr., Nicholas F., Turbine abradable layer with compound angle, asymmetric surface area ridge and groove pattern.
  4. Tham, Kok-Mun; Lee, Ching-Pang, Turbine abradable layer with inclined angle surface ridge or groove pattern.
  5. Lee, Ching-Pang; Tham, Kok-Mun; Azad, Gm Salam; Gao, Zhihong; Hitchman, Neil; Sansom, David G.; Allmon, Barrry L.; Shipper, Jr., Jonathan E.; Schillig, Cora; Merrill, Gary B.; Zois, Dimitrios; Subramanian, Ramesh, Turbine abradable layer with progressive wear zone having a frangible or pixelated nib surface.
  6. Lee, Ching-Pang; Tham, Kok-Mun, Turbine abradable layer with progressive wear zone multi depth grooves.
  7. Tham, Kok-Mun; Laurello, Vincent P.; Lee, Ching-Pang; Azad, Gm Salam; Martin, Jr., Nicholas F.; Sansom, David G.; Hitchman, Neil, Turbine abradable layer with progressive wear zone multi level ridge arrays.
  8. Lee, Ching-Pang; Tham, Kok-Mun; Azad, Gm Salam; Gao, Zhihong; Hitchman, Neil; Sansom, David G.; Allmon, Barrry L., Turbine abradable layer with progressive wear zone terraced ridges.
  9. Lee, Ching-Pang; Tham, Kok-Mun; Azad, Gm Salam, Turbine abradable layer with zig zag groove pattern.
  10. Subramanian, Ramesh; Hitchman, Neil; Zois, Dimitrios; Shipper, Jr., Jonathan E.; Schillig, Cora, Turbine component thermal barrier coating with crack isolating engineered groove features.
  11. Tham, Kok-Mun; Lee, Ching-Pang, Turbine shroud with abradable layer having dimpled forward zone.
  12. Lee, Ching-Pang; Subramanian, Ramesh; Tham, Kok-Mun, Turbine shroud with abradable layer having ridges with holes.
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