Title:
THRUST FOIL BEARING
Document Type and Number:
WIPO Patent Application WO/2023/181577
Kind Code:
A1
Abstract:
This thrust foil bearing comprises: a base plate having an insertion hole into which a rotation shaft is inserted and a support surface; a plurality of top foil pieces supported on the support surface; a stepped member mounted on the support surface, formed separately from the base plate, and including a plurality of stepped support portions that are constituted by a plurality of stepped surfaces; and a plurality of bump foil pieces disposed between the top foil pieces and the base plate, disposed at respective ones of the plurality of stepped support portions, and each including a valley that is in contact with the stepped surface.
Inventors:
IIDA TSUTOMU (JP)
NAKAJIMA MASAHIRO (JP)
AOYAMA SHIGEKAZU (JP)
NAKAJIMA MASAHIRO (JP)
AOYAMA SHIGEKAZU (JP)
Application Number:
PCT/JP2022/048367
Publication Date:
September 28, 2023
Filing Date:
December 27, 2022
Export Citation:
Assignee:
IHI CORP (JP)
International Classes:
F16C27/02
Domestic Patent References:
| WO2014061698A1 | 2014-04-24 |
Foreign References:
| JP2020115021A | 2020-07-30 | |||
| JP2017180592A | 2017-10-05 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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