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:
Jan. 21, 2020

Filed:

Dec. 25, 2015
Applicant:

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

Inventors:

Keigo Sakamoto, Tokyo, JP;

Yosuke Dammoto, Tokyo, JP;

Eigo Katou, Tokyo, JP;

Yoji Akiyama, Tokyo, JP;

Shigeyoshi Sakuma, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/46 (2006.01); F02B 37/24 (2006.01); F01D 17/16 (2006.01);
U.S. Cl.
CPC ...
F02B 37/24 (2013.01); F01D 17/165 (2013.01); F05D 2220/40 (2013.01);
Abstract

An inner peripheral edge of a first annular member includes a plurality of first inner edge portions belonging to an angular range in which support holes exist in the circumferential direction of a turbine rotor and a plurality of second inner edge portions belonging to an angular range in which the support holes do not exist in the circumferential direction of the turbine rotor. At least one second inner edge portion of the plurality of second inner edge portions comprises a recess portion recessed outward in a radial direction of the turbine rotor, the recess portion extending in an axial direction of the turbine rotor from the side of exhaust gas.


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