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:
Nov. 25, 2025

Filed:

Jan. 29, 2025
Applicant:

Mitsubishi Heavy Industries Compressor Corporation, Hiroshima, JP;

Inventor:

Takashi Oda, Hiroshima, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 9/04 (2006.01);
U.S. Cl.
CPC ...
F01D 9/041 (2013.01); F05D 2240/122 (2013.01);
Abstract

An inlet guide vane according to the disclosure includes a plurality of movable blades disposed at intervals in a circumferential direction of a rotor shaft and rotatable about a center axis extending in a radial direction of the rotor shaft. Each of the movable blades includes a first blade surface and a second blade surface extending in a direction connecting a leading edge and a trailing edge, and an inclined surface formed at a trailing end including the trailing edge and extending obliquely from the first blade surface to the second blade surface when viewed from the radial direction. The inclined surface is a flat surface whose cross-sectional shape viewed from the radial direction is inclined so as to be connected, at an acute angle, to the second blade surface at the trailing edge.


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