Title:
TURBOCHARGER
Document Type and Number:
WIPO Patent Application WO/2021/199308
Kind Code:
A1
Abstract:
A turbocharger according to one aspect comprises: a turbine wheel mounted on one end side of the rotational shaft; a compressor wheel mounted on the other end side of the rotational shaft; a bearing housing accommodating a bearing part that supports the rotational shaft rotatably; a back plate that partitions, along the axial direction of the rotational shaft, an inner space defined between a turbine housing accommodating the turbine wheel and the bearing housing, and that forms one side space between a back surface of the turbine wheel and the back plate, and forms other side space between the bearing housing and the back plate; and a cooling gas passage that bleeds compressed gas compressed by the compressor wheel, and has an outlet-side opening communicating with the other side space.
Inventors:
KITAMURA TSUYOSHI (JP)
TANIGUCHI NAO (JP)
FURUTA YUSUKE (JP)
TANIGUCHI NAO (JP)
FURUTA YUSUKE (JP)
Application Number:
PCT/JP2020/014878
Publication Date:
October 07, 2021
Filing Date:
March 31, 2020
Export Citation:
Assignee:
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD (JP)
International Classes:
F02B37/00; F02B39/00
Domestic Patent References:
| WO2014128894A1 | 2014-08-28 |
Foreign References:
| JP2014145343A | 2014-08-14 | |||
| JP2018096267A | 2018-06-21 | |||
| JPH108903A | 1998-01-13 | |||
| JP2005030244A | 2005-02-03 | |||
| US9033670B2 | 2015-05-19 |
Attorney, Agent or Firm:
SEISHIN IP PATENT FIRM, P.C. (JP)
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