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.:
Date of Patent:
Jun. 30, 2026
Filed:
Aug. 17, 2022
Mitsubishi Heavy Industries Aero Engines, Ltd., Komaki, JP;
Sotaro Takei, Tokyo, JP;
MITSUBISHI HEAVY INDUSTRIES AERO ENGINES, LTD., Komaki, JP;
Abstract
A turbine includes a rotor and a plurality of turbine blades along the rotor. The plurality of turbine blades includes first turbine blades including first moving blades and first shrouds provided to tip ends of the first moving blades, and second turbine blades including second moving blades adjacent to the first moving blades in a first direction of the rotor and second shrouds provided to tip ends of the second blades; in an overlapping region in which at least a portion of a first direction side surface on a first direction side of the first shroud and at least a portion of a second direction side surface on a second direction side of the second shroud overlap in the peripheral direction, the first direction side surface being further outside the second direction side surface; and the second shroud is heavier than the first shroud.