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:
Oct. 13, 2020
Filed:
Apr. 21, 2016
Applicant:
Ansaldo Energia Switzerland Ag, Baden, CH;
Inventors:
Guillaume Wagner, Lausanne, CH;
Herbert Brandl, Waldshut-Tiengen, DE;
Emanuele Facchinetti, Zürich, CH;
Matthias Hoebel, Windisch, CH;
Carlos Simon-Delgado, Baden, CH;
Assignee:
ANSALDO ENERGIA SWITZERLAND AG, Baden, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 11/12 (2006.01); F01D 11/02 (2006.01); F01D 11/00 (2006.01); F01D 9/04 (2006.01); F01D 5/12 (2006.01); F01D 25/12 (2006.01);
U.S. Cl.
CPC ...
F01D 11/122 (2013.01); F01D 11/001 (2013.01); F01D 11/02 (2013.01); F01D 5/12 (2013.01); F01D 9/041 (2013.01); F01D 25/12 (2013.01); F05D 2220/32 (2013.01); F05D 2230/20 (2013.01); F05D 2240/81 (2013.01);
Abstract
The invention concerns a turbine for a gas turbine comprising a blade, a vane and an abradable lip attached to the blade or to the vane, wherein the blade and the vane are separated by a gap and the abradable lip extends part of the distance across the gap. Embodiments include the addition of an abrasive layer attached on the other side of the gap from the abradable lip. A method of manufacturing is also described.