Title:
RADIAL FOIL BEARING
Document Type and Number:
WIPO Patent Application WO/2024/009955
Kind Code:
A1
Abstract:
A radial foil bearing, which surrounds a rotating shaft and supports the rotating shaft, includes a bearing housing, an insertion hole which is formed in the bearing housing and through which the rotating shaft is inserted, a recessed groove provided in the inner peripheral surface of the insertion hole and recessed toward the radially outer side, a pin hole base end side having an opening formed in the groove and extending to the outer peripheral surface of the bearing housing, a restricting pin that is inserted into the pin hole base end side and that passes through the groove, and a top foil placed in the insertion hole, the groove being formed so as to reach an axial end surface of the bearing housing, a circumferential end part of the top end foil being placed in the groove, and the restricting pin intersecting the inner side surface of the groove at multiple locations.
Inventors:
KOBAYASHI HIROKI (JP)
TANAKA RYUUTA (JP)
NAKAJIMA MASAHIRO (JP)
TANAKA RYUUTA (JP)
NAKAJIMA MASAHIRO (JP)
Application Number:
PCT/JP2023/024634
Publication Date:
January 11, 2024
Filing Date:
July 03, 2023
Export Citation:
Assignee:
IHI CORP (JP)
International Classes:
F16C27/02
Domestic Patent References:
| WO2013018618A1 | 2013-02-07 |
Foreign References:
| JPS57109322U | 1982-07-06 | |||
| JP2004183830A | 2004-07-02 | |||
| JP2004011839A | 2004-01-15 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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