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:
Jan. 06, 2026
Filed:
Dec. 23, 2024
Voith Patent Gmbh, Heidenheim, DE;
Walter Riegler, Dover, PA (US);
Seth Smith, York Springs, PA (US);
Voith Patent GmbH, Heidenheim, DE;
Abstract
A method of making a blade of a hydroelectric turbine installation includes: providing the blade includes a first part and a second part; machining the first part and the second part so as to form a profile of a first surface and a second surface of the blade; composing the blade by welding the first part to the second part, the welding forming a first weld seam located on the first surface and a second weld seam located on the second surface; and machining the first weld seam and the second weld seam, the first part and the second part being provided by casting, the first part including a first area of the first surface, a first area and a second area of the second surface, and the second part including a second area and a third area of the first surface and a third area of the second surface.