The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 08, 2025

Filed:

Sep. 07, 2020
Applicant:

Mitsubishi Heavy Industries Engine & Turbocharger, Ltd., Sagamihara, JP;

Inventors:

Kenichiro Iwakiri, Tokyo, JP;

Tadashi Kanzaka, Tokyo, JP;

Yutaka Fujita, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/42 (2006.01); F04D 17/10 (2006.01); F04D 29/44 (2006.01);
U.S. Cl.
CPC ...
F04D 29/441 (2013.01); F04D 17/10 (2013.01); F04D 29/4206 (2013.01);
Abstract

A compressor includes: a shroud surface; a front-side inner peripheral surface formed on a front side of the shroud surface in the axial direction and disposed outward of a front end of the shroud surface in the radial direction; and at least one projection protruding from the front-side inner peripheral surface inward in the radial direction. A rear end of the at least one projection is configured to be connected to the front end of the shroud surface. The at least one projection is formed in a plate shape, and in a cross-sectional view along an axis of the impeller, has an inclined front edge extending obliquely to the axis of the impeller from a front end of the projection toward a rear side.


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