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특허 상세정보

Compliant foil fluid film radial bearing

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F16C-017/03   
미국특허분류(USC) 384/104
출원번호 US-0002690 (1998-01-05)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Miller
인용정보 피인용 횟수 : 30  인용 특허 : 3
초록

A multi-segment radial bearing including a bushing with an interior bore having a plurality of anti-rotation retainers which are equally spaced and extend the axial length of the interior bore. The generally T-shaped retainers divide the interior bore of the bushing into a like plurality of lobes, with each lobe having a compliant foil and a foil underspring disposed between adjacent generally T-shaped retainers.

대표
청구항

[ What I claim is:] [1.] A compliant foil fluid film radial bearing comprising:a bushing having an interior bore including a plurality of equally spaced generally T-shaped retainers axially extending in said interior bore and a like plurality of lobes between adjacent generally T-shaped retainers;a shaft rotatably supported within said interior bore of said bushing;a plurality of compliant foils, with an individual compliant foil disposed in said interior bore of said bushing between adjacent generally T-shaped retainers; anda plurality of foil underspri...

이 특허를 인용한 특허 피인용횟수: 30

  1. Kesseli, James B.; Nash, James S.. Ceramic-to-metal turbine shaft attachment. USP2015069051873.
  2. Baldwin, Matthew Stephen. Ceramic-to-metal turbine volute attachment for a gas turbine engine. USP20181010094288.
  3. Edelman, Edward C.. Command and control system for controlling operational sequencing of multiple turbogenerators using a selected control mode. USP2003126664653.
  4. Torbjorn Lembke SE. Compliant foil fluid film bearing with eddy current damper. USP2002106469411.
  5. Weissert,Dennis H.. Compliant foil fluid film radial bearing. USP200607RE39190.
  6. Wade, Jonathan; Lubell, Daniel. Compliant foil fluid film radial bearing or seal. USP2009117614792.
  7. Donnelly, Frank Wegner; Dewis, David William. Dispatchable power from a renewable energy facility. USP2014108866334.
  8. Bidkar, Rahul Anil; Langenderfer, Matthew Michael; Deo, Hrishikesh Vishvas; Thatte, Azam Mihir. Film riding aerodynamic seals for rotary machines. USP2015069045994.
  9. Bidkar, Rahul Anil; Sarawate, Neelesh Nandkumar; Wolfe, Christopher Edward; Ruggiero, Eric John; Raj Mohan, Vivek Raja. Film riding seals for rotary machines. USP2017039587746.
  10. Gibson, Nathan Evan McCurdy; Bidkar, Rahul Anil; Thatte, Azam Mihir; Shastry, Narayana; Manickavasagam Sarojini, Hariharan. Flexible film-riding seal. USP20181210161259.
  11. Yoshino, Masato; Fujiwara, Hiroki. Foil bearing. USP2017049631556.
  12. Yoshino, Masato; Fujiwara, Hiroki. Foil bearing. USP2017109784307.
  13. Yoshino, Masato; Fujiwara, Hiroki. Foil bearing. USP2016069376959.
  14. Yoshino, Masato; Fujiwara, Hiroki. Foil bearing, and foil bearing unit and turbo machine each having same. USP20180710012109.
  15. Dewis, David William; Kesseli, James; Donnelly, Frank Wegner; Wolf, Thomas; Upton, Timothy; Watson, John D.. Gas turbine energy storage and conversion system. USP2013088499874.
  16. Dewis, David William; Kesseli, James; Donnelly, Frank Wegner; Wolf, Thomas; Watson, John D.. Gas turbine energy storage and conversion system. USP2014048708083.
  17. Donnelly, Frank Wegner; Dewis, David William. Gas turbine engine configurations. USP2014038669670.
  18. Saville, Marshall; Hurley, Keith Alan. High strength foil journal bearing retainer. USP2018069989085.
  19. Saville, Marshall; Hurley, Keith Alan. High strength foil journal bearing retainer. USP2017019556899.
  20. Saville, Marshall; Hurley, Keith Alan. High strength foil journal bearing retainer. USP2015069057401.
  21. Kang, Sun Goo; Saville, Marshall. Hydrodynamic journal foil bearing system. USP2005116964522.
  22. Kesseli, James B.; Baldwin, Matthew Stephen. Metallic ceramic spool for a gas turbine engine. USP2015038984895.
  23. Mark G. Gilbreth ; Joel B. Wacknov. Method and apparatus for controlling rotation of magnetic rotor. USP2002126489692.
  24. El-Shafei, Aly. Methods of controlling the instability in fluid film bearings. USP2010117836601.
  25. Lee,Heon Seok. Radial foil bearing. USP2009027494282.
  26. Omori, Naomichi. Radial foil bearing. USP2015129206840.
  27. Omori, Naomichi. Radial foil bearing. USP2017029568042.
  28. Omori, Naomichi. Radial foil bearing. USP2017019551375.
  29. Lubell,Daniel; Weissert,Dennis. Rotor and bearing system for a turbomachine. USP2006097112036.
  30. Bidkar, Rahul Anil; Wolfe, Christopher Edward; Ertas, Bugra Han; Delgado Marquez, Adolfo; Gibson, Nathan Evan McCurdy. Seal assembly for rotary machine. USP20190110190431.