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:
Apr. 16, 2024
Filed:
Aug. 06, 2021
Siemens Energy Global Gmbh & Co. KG, Bayern, DE;
Björn Anders, Berlin, DE;
Reiner Anton, Berlin, DE;
Constantin Garske, Birkenwerder, DE;
Kay Krabiell, Hohen Neuendorf, DE;
Heiko Lammers, Leipzig, DE;
Ricardo Nilsson, Düsseldorf, DE;
Daniel Vöhringer, Berlin, DE;
Jörg Ziege, Berlin, DE;
Siemens Energy Global GmbH & Co. KG, Bayem, DE;
Abstract
A method for repairing a damaged leading or trailing edge region of a metallic turbine blade, which has a suction-side blade wall, a pressure-side blade wall and a leading edge and a trailing edge, includes: removing the damaged leading or trailing edge region, with a cutout being formed; providing a replacement part which can be inserted in form-fitting fashion into the cutout and which restores the intended geometry of the turbine blade; inserting the replacement part in form-fitting fashion into the cutout in a predetermined insertion direction, and cohesively connecting the replacement part to the turbine blade, wherein mechanical connection of the replacement part and turbine blade using separate fastening elements is performed in addition to the cohesive connection.