Title:
ROTARY MACHINE
Document Type and Number:
WIPO Patent Application WO/2022/059548
Kind Code:
A1
Abstract:
This rotary machine comprises: an electric motor (2) having a rotor (21) and a stator (22); a rotary shaft (3) which rotates in accordance with the driving of the electric motor (2); an impeller (4) attached to the rotary shaft (3); an inner case (9) which surrounds the stator (22) and to which the stator (22) is fixed; and an outer part (8) which is externally mounted to the inner case (9), wherein the outer part (8) comprises an inner circumferential surface (Sa) facing an outer circumferential surface of the inner case (9), and a flow passage groove (11) which is formed in the inner circumferential surface (Sa) and through which a refrigerant passes.
Inventors:
IIJIMA KAI (JP)
SASAKI YUJI (JP)
SUGIURA HIKARU (JP)
SASAKI YUJI (JP)
SUGIURA HIKARU (JP)
Application Number:
PCT/JP2021/032706
Publication Date:
March 24, 2022
Filing Date:
September 06, 2021
Export Citation:
Assignee:
IHI CORP (JP)
International Classes:
H02K9/19; F04D29/42; F04D29/58; H02K5/20; H02K7/14
Domestic Patent References:
| WO2018139497A1 | 2018-08-02 |
Foreign References:
| JP2015535677A | 2015-12-14 | |||
| JP2018157644A | 2018-10-04 | |||
| JPS6212350A | 1987-01-21 | |||
| JPH099561A | 1997-01-10 | |||
| JPH0288445U | 1990-07-12 | |||
| JPH0914266A | 1997-01-14 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
Download PDF: