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:
Sep. 09, 2003
Filed:
Sep. 24, 2001
Reinhold Meier, Dorfen, DE;
MTU Aero Engines GmbH, München, DE;
Abstract
The invention relates to a blade and a rotor for a gas turbine and to a method of joining blade parts of a gas turbine, a blade-body section ( ) and at least one further blade part ( ) being provided, and the blade-body section ( ) being provided with at least one end joining area ( ) and the further blade part ( ) being provided with an end joining area ( ), an inductor ( ) being arranged so as to be adjacent to the joining areas ( ) of the blade-body section ( ) and of the second blade part ( ), the joining areas ( ) of the blade-body section ( ) and of the further blade part ( ) being positioned essentially in alignment with and at a distance from one another, and the blade-body section ( ) and the second blade part ( ) being welded to one another by energizing the inductor ( ) with a high-frequency current and by bringing them together with their joining areas ( ) touching one another (FIG. 1).