Title:
FOIL BEARING, PRODUCTION METHOD THEREFOR, AND INTERMEDIATE PRODUCT OF FOIL BEARING
Document Type and Number:
WIPO Patent Application WO/2017/073613
Kind Code:
A1
Abstract:
Provided is a foil bearing 40 comprising pieces of foil 42 in a plurality of locations in the direction of rotation of a shaft member 11. A top foil section Tf having a bearing surface S2 is formed in an area including the front end 421 of each of the pieces of foil 42, and a back foil section Bf is formed in an area including the rear end 422 of each of the pieces of foil 42. A gap C1 is provided between the rear end 422 of a piece of foil on the side of the direction of rotation and the front end 421 of a piece of foil on the side opposite the direction of rotation among two pieces of foil adjacent in the direction of rotation R and in the direction opposite the direction of rotation of the pieces of foil 42. The width of the gap C1 is configured so as to be non-uniform in a direction N orthogonal to the direction of rotation.
Inventors:
YOSHINO MASATO (JP)
FUJIWARA HIROKI (JP)
FUJIWARA HIROKI (JP)
Application Number:
PCT/JP2016/081729
Publication Date:
May 04, 2017
Filing Date:
October 26, 2016
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
F16C27/02
Domestic Patent References:
| WO2015087677A1 | 2015-06-18 | |||
| WO2013018605A1 | 2013-02-07 |
Foreign References:
| US3957317A | 1976-05-18 |
Other References:
See also references of EP 3369952A4
Attorney, Agent or Firm:
SHIROMURA Kunihiko et al. (JP)
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