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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.

Patent No.:

US 11339676 B1

PDFFull Text
Date of Patent:
May. 24, 2022

Filed:

Dec. 04, 2018

Aircraft gas turbine, and rotor blade of aircraft gas turbine

Applicant:

Mitsubishi Heavy Industries Aero Engines, Ltd., Komaki, JP;

Inventors:

Daigo Fujimura, Tokyo, JP;

Takaaki Hase, Komaki, JP;

Hirokazu Hagiwara, Komaki, JP;

Assignee:

MITSUBISHI HEAVY INDUSTRIES AERO ENGINES, LTD., Aichi, JP;

Attorney:

Kanesaka Berner and Partners LLP

Primary Examiner:

Woody A Lee, Jr

Assistant Examiner:

Elton K Wong

Int. Cl.
CPC ...
F01D 11/02 (2006.01); F02C 7/28 (2006.01); F16J 15/447 (2006.01); F01D 11/08 (2006.01);
U.S. Cl.
CPC ...
F01D 11/02 (2013.01); F01D 11/08 (2013.01); F02C 7/28 (2013.01); F16J 15/447 (2013.01); F05D 2220/323 (2013.01); F05D 2240/55 (2013.01);
Abstract

This aircraft gas turbine is provided with a rotor, a rotor blade (), a casing, a stationary blade (), and a guide member (). The rotor blade () has fins () projecting from the outer peripheral surface () of a rotor blade shroud (). A stationary blade shroud () of the stationary blade () forms a cavity (Ct) with at least the rotor blade shroud () and the fins (). The guide member () is provided inside the cavity (Ct) and extends inward from the radial outer side, and an inner-side end part () on the radial inner side faces the outer peripheral surface () of the rotor blade shroud () with a gap therebetween.

Find Patent Forward Citations

Fujimura, Daigo. (2022). Aircraft gas turbine, and rotor blade of aircraft gas turbine (U.S. Patent No. 11339676). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11339676

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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