Title:
ROTOR, ROTARY ELECTRICAL MACHINE, ELECTRIC COMPRESSOR, AND METHOD FOR PRODUCING ROTOR
Document Type and Number:
WIPO Patent Application WO/2023/162172
Kind Code:
A1
Abstract:
Provided are a rotor and a rotary electrical machine, wherein the rotor comprises: a rotating shaft made of a magnetic body; a rotating element fixed to the rotating shaft; and a pair of bearing sleeves for air bearing, that have a cylindrical shape, are mounted on one end and the other end of the rotating element in the axial direction, and are provided with an abrasion-resistant coating layer on the outer surface. The pair of bearing sleeves for air bearing is provided with an abrasion-resistant coating layer prior to assembly to the rotating shaft.
Inventors:
SHIBATA NAOMICHI (JP)
KATO EIGO (JP)
YAMADA WATARU (JP)
YOSHIZAWA HIROAKI (JP)
OGAWA MAKOTO (JP)
YOSHIZAWA TAKAAKI (JP)
YAKUWA YUKI (JP)
OSAKO KATSUYUKI (JP)
KATO EIGO (JP)
YAMADA WATARU (JP)
YOSHIZAWA HIROAKI (JP)
OGAWA MAKOTO (JP)
YOSHIZAWA TAKAAKI (JP)
YAKUWA YUKI (JP)
OSAKO KATSUYUKI (JP)
Application Number:
PCT/JP2022/008009
Publication Date:
August 31, 2023
Filing Date:
February 25, 2022
Export Citation:
Assignee:
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD (JP)
International Classes:
H02K1/278
Foreign References:
| CN211852196U | 2020-11-03 | |||
| JP2002010543A | 2002-01-11 | |||
| JPH09285049A | 1997-10-31 | |||
| CN211623753U | 2020-10-02 | |||
| CN111490626A | 2020-08-04 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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