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:
Dec. 03, 2024
Filed:
Feb. 05, 2024
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Naoki Taketa, Tokyo, JP;
Takuya Hiraoka, Tokyo, JP;
MITSUBISHI HEAVY INDUSTRIES, LTD., Tokyo, JP;
Abstract
In a turbine vane repairing method, a damaged spot removing step of removing a damaged spot in one shroud of two shrouds, a member disposing step of disposing a deformation curbing member which comes into contact with each of the two shrouds and curbs change in relative positions between the two shrouds, an overlay welding step of performing overlay welding with respect to a removed part from which the damaged spot is removed in the one shroud and filling the removed part after the damaged spot removing step and the member disposing step, a member detaching step of detaching the deformation curbing member from the turbine vane after the overlay welding step, and a finishing step of polishing at least a surface of a part subjected to the overlay welding in the one shroud are executed.