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특허 상세정보

Compliant foil fluid film radial bearing or seal

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F16C-032/06   
미국특허분류(USC) 384/104; 384/103; 384/106
출원번호 UP-0740798 (2007-04-26)
등록번호 US-7614792 (2009-11-23)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Waddey & Patterson, P.C.
인용정보 피인용 횟수 : 17  인용 특허 : 27
초록

A compliant foil fluid film bearing or seal apparatus includes a bushing having a plurality of peripherally separate bushing segments. The bushing has a bore defined therethrough, with a peripheral portion of the bore being defined on each bushing segment. A plurality of compliant foils is carried by the bushing, with at least one of the compliant foils being disposed on each bushing segment. A plurality of foil undersprings is disposed beneath the plurality of compliant foils.

대표
청구항

What is claimed is: 1. A compliant foil fluid film bearing or seal apparatus, comprising: a bushing including a plurality of peripherally separate bushing segments, said bushing having a bore defined therethrough, a peripheral portion of said bore being defined on each bushing segment; a plurality of compliant foils, at least one of said compliant foils being disposed on each bushing segment; and a plurality of foil undersprings disposed beneath said plurality of compliant foils. 2. The apparatus of claim 1, further comprising: a plurality of flexibl...

이 특허에 인용된 특허 (27)

  1. Datta, Amitava. Brush seal assembly, method of manufacture and use. USP2005076913265.
  2. Torbjorn Lembke SE. Compliant foil fluid film bearing with eddy current damper. USP2002106469411.
  3. Weissert Dennis H.. Compliant foil fluid film radial bearing. USP1999065915841.
  4. Weissert,Dennis H.. Compliant foil fluid film radial bearing. USP200607RE39190.
  5. Bosley Robert W. (18104 Hoffman Ave. Cerritos CA 90701). Compliant foil hydrodynamic fluid film radial bearing. USP1995065427455.
  6. Heshmat, Hooshang. Compliant foil seal. USP2003016505837.
  7. Fonda-Bonardi G. (1450 23rd St. Santa Monica CA 90404). Fluid bearing. USP1989024808070.
  8. Ide Russell D. (Exeter RI) Zeidan Fouad Y. (Warwick RI). Fluid dampened support having variable stiffness and damping. USP1996075531522.
  9. Ide Russell D. (Exeter RI) Zeidan Fouad Y. (Warwick RI). Fluid dampened support having variable stiffness and damping. USP1997025603574.
  10. Ide Russell D. (Exeter RI) Zeidan Fouad Y. (Warwick RI). Fluid dampened support having variable stiffness and damping. USP1995065421655.
  11. Klaass Reinhard M. (Phoenix AZ) Suriano Francis J. (Scottsdale AZ). Foil bearing alignment. USP1985034502795.
  12. Kuzdzal Mark J. (Allegany NY) Miller Harry F. (Allegany NY). Hanging spring supported squeeze film damping system for shaft bearing. USP1997035613781.
  13. Heshmat Hooshang. High load capacity compliant foil hydrodynamic journal bearing. USP1999055902049.
  14. Heshmat Hooshang (Granger IN) Shapiro Wilbur (Schenectady NY) Gray Stanley (Schenectady NY). High load, whirl free, foil journal bearing. USP1984084465384.
  15. Kang, Sun Goo; Saville, Marshall. Hydrodynamic journal foil bearing system. USP2005116964522.
  16. Ide Russell D. (Exeter RI) Zeidan Fouad Y. (Warwick RI). Hydrostatic and active control movable pad bearing. USP1996055513917.
  17. Ide Russell D. ; Zeidan Fouad Y.. Hydrostatic and active control movable pad bearing. USP1998045743654.
  18. Zeidan Fouad Y. (Warwick RI). Method and bearing construction for control of hot oil carryover and loss of lubricant. USP1996085547287.
  19. Gray Stanley (Skaneateles NY). Modular compliant hydrodynamic bearing with overlapping bearing sheet. USP1980094223958.
  20. Fouad Y. Zeidan. Modular support structure for hydrodynamic bearing. USP2002046379046.
  21. Zeidan Fouad Y.. Modular support structure for hydrodynamic bearing. USP2001016170989.
  22. Ide Russell D. (Exeter RI) Zeidan Fouad Y. (Warwick RI). Multi-deflection pad hydrodynamic thrust bearings having a multimode construction. USP1996105564836.
  23. Licht Lazar (San Mateo CA). Resilient foil journal bearing. USP1979014133585.
  24. Lubell,Daniel; Weissert,Dennis. Rotor and bearing system for a turbomachine. USP2006097112036.
  25. Noone Lawrence E. (Lyman ME) Lagasse Leo J. (Welles ME). Segmented brush seal. USP1992055110033.
  26. Fuller, Bruce E.. Segmented labyrinth seal assembly and method. USP2003076588764.
  27. Bosley Robert W. ; Miller Ronald F.. Thrust load compensating system for a compliant foil hydrodynamic fluid film thrust bearing. USP1998085791868.

이 특허를 인용한 특허 피인용횟수: 17

  1. Kim, Daejong. Air foil bearings having multiple pads. USP20181210161442.
  2. Kesseli, James B.; Nash, James S.. Ceramic-to-metal turbine shaft attachment. USP2015069051873.
  3. Baldwin, Matthew Stephen. Ceramic-to-metal turbine volute attachment for a gas turbine engine. USP20181010094288.
  4. Klusman, Steven Arlen; Light, Preston Earl. Compliant spherical bearing mount. USP2012068202003.
  5. Donnelly, Frank Wegner; Dewis, David William. Dispatchable power from a renewable energy facility. USP2014108866334.
  6. Bidkar, Rahul Anil; Langenderfer, Matthew Michael; Deo, Hrishikesh Vishvas; Thatte, Azam Mihir. Film riding aerodynamic seals for rotary machines. USP2015069045994.
  7. Bidkar, Rahul Anil; Sarawate, Neelesh Nandkumar; Wolfe, Christopher Edward; Ruggiero, Eric John; Raj Mohan, Vivek Raja. Film riding seals for rotary machines. USP2017039587746.
  8. Gibson, Nathan Evan McCurdy; Bidkar, Rahul Anil; Thatte, Azam Mihir; Shastry, Narayana; Manickavasagam Sarojini, Hariharan. Flexible film-riding seal. USP20181210161259.
  9. Yoshino, Masato; Fujiwara, Hiroki. Foil bearing, and foil bearing unit and turbo machine each having same. USP20180710012109.
  10. Dewis, David William; Kesseli, James; Donnelly, Frank Wegner; Wolf, Thomas; Upton, Timothy; Watson, John D.. Gas turbine energy storage and conversion system. USP2013088499874.
  11. Dewis, David William; Kesseli, James; Donnelly, Frank Wegner; Wolf, Thomas; Watson, John D.. Gas turbine energy storage and conversion system. USP2014048708083.
  12. Donnelly, Frank Wegner; Dewis, David William. Gas turbine engine configurations. USP2014038669670.
  13. Mizutani, Hiroto; Terao, Keitaro. Guide bush and rack-and-pinion steering gear unit. USP2017059663137.
  14. Flora, Brian S.; Clark, Steven L.; Sienkowski, Jon R.; Ruchenewitz, Stephan M.. Keyless/grooveless foil bearing with fold over tab. USP2013048414191.
  15. Flora, Brian S.; Clark, Steven L.; Sienkowski, Jon R.; Ruchenewitz, Stephan M.. Keyless/grooveless foil bearing with fold over tab. USP2014038672549.
  16. Kesseli, James B.; Baldwin, Matthew Stephen. Metallic ceramic spool for a gas turbine engine. USP2015038984895.
  17. Bidkar, Rahul Anil; Thatte, Azam Mihir; Gibson, Nathan Evan McCurdy; Giametta, Andrew Paul. Pressure actuated film riding seals for turbo machinery. USP2015089115810.