Title:
RADIAL FOIL BEARING
Document Type and Number:
WIPO Patent Application WO/2013/024674
Kind Code:
A1
Abstract:
A radial foil bearing (3) for supporting a rotary shaft (1) is provided with a cylindrical top foil (10) disposed facing the rotary shaft (1), a back foil (11) disposed on the outside of the top foil (10) in the radial direction, and a cylindrical bearing housing (12) for accommodating the top foil (10) and the back foil (11). The back foil (11) is cylindrically formed using at least one back foil piece (11a). The back foil piece (11a) has a peak portion (11c) and a trough portion (11b) formed in alternating fashion along the circumferential direction of the top foil (10), and is secured to the bearing housing (12) at an intermediate part of two ends in the circumferential direction.
More Like This:
| WO/1989/012177 | IMPROVED FOIL THRUST BEARING |
Inventors:
OMORI NAOMICHI (JP)
Application Number:
PCT/JP2012/068841
Publication Date:
February 21, 2013
Filing Date:
July 25, 2012
Export Citation:
Assignee:
IHI CORP (JP)
OMORI NAOMICHI (JP)
OMORI NAOMICHI (JP)
International Classes:
F16C27/02
Foreign References:
| JP2008200823A | 2008-09-04 | |||
| JP2001295836A | 2001-10-26 | |||
| JP2002372042A | 2002-12-26 | |||
| JP2011033176A | 2011-02-17 | |||
| JP2011017385A | 2011-01-27 | |||
| JP2009299748A | 2009-12-24 |
Other References:
See also references of EP 2743523A4
Attorney, Agent or Firm:
TERAMOTO Mitsuo et al. (JP)
Mitsuo Teramoto (JP)
Mitsuo Teramoto (JP)
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Claims: