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특허 상세정보

Foil bearing, and foil bearing unit and turbo machine each having same

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F16C-027/02    F01D-025/16    F04D-025/02    F16C-043/02    F16C-017/02    F16C-017/04    F04D-029/051    F04D-029/057    F01D-005/02    F02B-039/14   
출원번호 US-0102038 (2014-11-19)
등록번호 US-10012109 (2018-07-03)
우선권정보 JP-2013-256843 (2013-12-12); JP-2013-256847 (2013-12-12); JP-2013-265439 (2013-12-24)
국제출원번호 PCT/JP2014/080639 (2014-11-19)
국제공개번호 WO2015/087675 (2015-06-18)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Wenderoth, Lind & Ponack, L.L.P.
인용정보 피인용 횟수 : 0  인용 특허 : 28
초록

A foil bearing includes: a tubular foil holder (31); and a plurality of foils (32) having a radial bearing surface (S1) and being arrayed on an inner peripheral surface (31a) of the foil holder (31) in a circumferential direction. Both circumferential ends (projecting portions (32e) and projecting portion (32c)) of each of the foils (32) are held on the foil holder (31). The foil bearing is configured to support a shaft (6) inserted along an inner periphery thereof in a freely rotatable manner. The plurality of foils (32) are held on the foil holder (31)...

대표
청구항

1. A foil bearing, comprising: a tubular foil holder; anda plurality of foils arrayed on an inner peripheral surface of the tubular foil holder in a circumferential direction of the tubular foil holder, whereinboth circumferential ends of each of the plurality of foils are in direct contact with the tubular foil holder,the plurality of foils are movable relative to the tubular foil holder in the circumferential direction,the tubular foil holder has a plurality of grooves formed in the inner peripheral surface of the tubular foil holder,each of the plural...

이 특허에 인용된 특허 (28)

  1. Metz, Dietmar; Mueller, Martin. Bearing arrangement. USP2016079394945.
  2. Glaser Jerry (Playa Del Rey CA) Sirridge Henry A. (Palos Verdes Peninsula CA) Ibach Ernest J. (Los Angeles CA). Bearing foil stiffener. USP1984104475824.
  3. Rosen, Seth E.; Struziak, Ronald M.. Bearing sleeve. USP2015018926182.
  4. Thompson, Glenn F.; Mackey, Mark; Sontag, John; Mason, John; Johnson, Rick; Guidry, Mike; Beresewicz, Patrick; Hurley, Keith Alan; Saville, Marshall. Bearing sleeve for air bearing. USP2016069360042.
  5. Weissert Dennis H.. Compliant foil fluid film radial bearing. USP1999065915841.
  6. Wade, Jonathan; Lubell, Daniel. Compliant foil fluid film radial bearing or seal. USP2009117614792.
  7. Signoret Jacques (Toulouse FRX) Hermel Pascal (Toulouse FRX) Jambou Andr (Castelginest FRX). Fluid film bearing. USP1994065322371.
  8. Matsunaga, Minoru. Foil bearing. USP2005076921207.
  9. Silver Alexander (Tarzana CA) Wenban James R. (Redondo Beach CA). Foil bearing. USP1979124178046.
  10. Yoshino, Masato; Fujiwara, Hiroki. Foil bearing. USP2016069376959.
  11. McAuliffe, Christopher; Santiago, Anthony. Foil bearing with trailing edge key. USP2017059644670.
  12. Akizuki, Yukio; Matsui, Akihiko; Makino, Takero. Foil gas bearing. USP2004036698930.
  13. Nagata,Mari; Hanahashi,Minoru; Kawaike,Kazuhiko. Foil hydrodynamic journal bearing and method of manufacturing the same. USP2007037186026.
  14. Heshmat, Hooshang. Foil journal bearing applicable to high speed machining center. USP2015109151322.
  15. Ermilov Yuri I.,RUX ; Ravikovich Yuri A.,RUX. Gas dynamic foil bearing. USP2001076261002.
  16. Agrawal Giridhari L. (Simsbury CT). Hydrodynamic fluid film bearing. USP1997065634723.
  17. Struziak Ronald M. (Longmeadow MA) Beck John M. (East Granby CT). Hydrodynamic fluid film journal bearing. USP1997085658079.
  18. Kang, Sun Goo; Saville, Marshall; Hurley, Keith A.. Hydrodynamic journal bearing. USP2009067553086.
  19. Glaser Jerry (Playa del Rey CA). Magnetic thrust force relief for a foil bearing turbomachine. USP1979094167295.
  20. Silver Alexander (Tarzana CA) Wenban James R. (Redondo Beach CA). Method of rotatably supporting two members with a foil bearing having a stiffener. USP1980044195395.
  21. Omori, Naomichi. Radial foil bearing. USP2015129206840.
  22. Omori, Naomichi. Radial foil bearing. USP2017029568042.
  23. Omori, Naomichi. Radial foil bearing. USP2015049011008.
  24. Omori, Naomichi. Radial foil bearing. USP2017019551375.
  25. Saville Marshall P. (Lawndale CA) Gu Alston L. (Rancho Palos Verdes CA). Stepped foil journal foil bearing. USP1993075228785.
  26. Yoshino, Masato. Thrust foil bearing. USP2015059033579.
  27. Spathias, Adonis Kosta; Hurley, Keith Alan; Olson, Hokuto. Turbo compressor/journal foil bearings with axial retainers. USP2013028371799.
  28. Larue,Gerald Duane; Kang,Sun Goo; Wick,Werner. Turbocharger with hydrodynamic foil bearings. USP2006097108488.