Title:
BEARING AND SUPERCHARGER
Document Type and Number:
WIPO Patent Application WO/2022/107524
Kind Code:
A1
Abstract:
A bearing 13 comprises: an annular body 13a through which a shaft 15 is inserted; a plurality of oil supply grooves 39 that are provided in an inner circumferential surface of the body 13a and extend in the axial direction of the body 13a; a thrust bearing surface 13i provided on an end surface of the body 13a; a plurality of tapered parts 41 that are provided on the thrust bearing surface 13a apart from the outer circumferential edge of the thrust bearing surface 13i and at intervals in the circumferential direction of the body 13a, communicate with the oil supply grooves 39, and become shallower as the same advance in the circumferential direction; and an oil discharge groove 45 that are provided in the thrust bearing surface 13i, passes through one tapered part 41-2 from among the plurality of tapered parts 41, and connects the oil supply groove 39 and the outer circumferential edge.
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Inventors:
UEDA AKIHIRO (JP)
Application Number:
PCT/JP2021/038388
Publication Date:
May 27, 2022
Filing Date:
October 18, 2021
Export Citation:
Assignee:
IHI CORP (JP)
International Classes:
F02B39/14; F16C17/04; F16C17/10; F16C33/10
Foreign References:
| JP2012219866A | 2012-11-12 | |||
| JPS58172114U | 1983-11-17 | |||
| JPH06288411A | 1994-10-11 | |||
| JP2002206522A | 2002-07-26 |
Attorney, Agent or Firm:
AOMI PATENT (JP)
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