Title:
COMPRESSOR HOUSING AND CENTRIFUGAL COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2022/049773
Kind Code:
A1
Abstract:
This compressor housing comprises: a shroud surface; a front-side inner peripheral surface that is formed on the front side of the shroud surface in an axial direction and is located on the outer side in an axial direction from a front end of the shroud surface; and at least one convex section that protrudes radially inward from the front-side inner peripheral surface. A rear end of the at least one convex section is formed so as to connect to the front end of the shroud surface, and the at least one convex section is disposed in a plate shape and is provided with an oblique front edge that, in a cross-sectional view along an axis of an impeller, extends obliquely with respect to the axis of the impeller, rearward from a front end of the convex section.
Inventors:
IWAKIRI KENICHIRO (JP)
KANZAKA TADASHI (JP)
FUJITA YUTAKA (JP)
KANZAKA TADASHI (JP)
FUJITA YUTAKA (JP)
Application Number:
PCT/JP2020/033798
Publication Date:
March 10, 2022
Filing Date:
September 07, 2020
Export Citation:
Assignee:
MITSUBISHI HEAVY IND ENGINE & TURBOCHARGER LTD (JP)
International Classes:
F04D29/66; F04D29/42
Domestic Patent References:
| WO2014128939A1 | 2014-08-28 |
Foreign References:
| JP2008175124A | 2008-07-31 | |||
| JP2017044164A | 2017-03-02 |
Attorney, Agent or Firm:
SEISHIN IP PATENT FIRM, P.C. (JP)
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