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:
Nov. 20, 2018
Filed:
Dec. 09, 2015
Ansaldo Energia Switzerland Ag, Baden, CH;
Carl Berger, Wettingen, CH;
Marco Lamminger, Ennetbaden, CH;
Christoph Didion, Wettingen, CH;
Cyrille Bricaud, Rheinfelden, DE;
Philippe Thomas Lott, Biederthal, FR;
Igor Tsypkaykin, Turgi, CH;
ANSALDO ENERGIA SWITZERLAND AG, Baden, CH;
Abstract
It is disclosed an arrangement of a rotor and at least a blade. The blade includes a root, a platform and an airfoil. The rotor includes a seat for the root. The root has side walls which complement side walls of the seat and axial walls between the side walls. A chamber is provided between the root and the rotor. A shank cavity is provided between the root and the platform. A lock plate facing at least an axial wall is connected to the rotor and the blade. The lock plate has at least a slot on a side facing the root.