Title:
BEARING AND SUPERCHARGER
Document Type and Number:
WIPO Patent Application WO/2021/235031
Kind Code:
A1
Abstract:
This semi-floating bearing (bearing) 13 comprises: an annular body 13a through which a shaft 15 is inserted and which extends in a direction crossing the vertical direction; a radial bearing surface 13d formed on the inner circumferential surface of the body 13a; and a plurality of oil supply grooves 39 which extend in the axial direction of the body 13a, are formed at intervals in the circumferential direction at positions on the radial bearing surface 13d other than the vertically lowermost section of the radial bearing surface, are disposed to be symmetrical with respect to a vertical axis V in a cross-section orthogonal to the axial direction of the radial bearing surface 13d, and have a circumferential gap widest on a vertically lower side.
Inventors:
IIZUKA KUNIAKI (JP)
KITAMURA RYOHEI (JP)
SAKAIDA HAYATA (JP)
IWATA KAZUAKI (JP)
KATO TAKEHIKO (JP)
KITAMURA RYOHEI (JP)
SAKAIDA HAYATA (JP)
IWATA KAZUAKI (JP)
KATO TAKEHIKO (JP)
Application Number:
PCT/JP2021/005705
Publication Date:
November 25, 2021
Filing Date:
February 16, 2021
Export Citation:
Assignee:
IHI CORP (JP)
International Classes:
F02B39/00; F02B39/14; F16C17/02
Foreign References:
| JP2007046642A | 2007-02-22 | |||
| JP2010096258A | 2010-04-30 | |||
| JP2015031331A | 2015-02-16 | |||
| US20160115992A1 | 2016-04-28 | |||
| JP2016536542A | 2016-11-24 | |||
| JPH09236118A | 1997-09-09 |
Attorney, Agent or Firm:
AOMI PATENT (JP)
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