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.

Date of Patent:
Sep. 21, 2021

Filed:

Jun. 26, 2018
Applicant:

Mtu Aero Engines Ag, Munich, DE;

Inventors:

Christian Scherer, Roehrmoos, DE;

Peter Eibelshaeuser, Munich, DE;

Steffen Schlothauer, Erdweg, DE;

Andreas Jakimov, Fahrenzhausen, DE;

Juergen Kraus, Dachau, DE;

Assignee:

MTU Aero Engines AG, Munich, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 11/12 (2006.01); F01D 9/04 (2006.01); F01D 25/24 (2006.01); F01D 11/00 (2006.01); B28B 1/00 (2006.01);
U.S. Cl.
CPC ...
F01D 11/122 (2013.01); B28B 1/001 (2013.01); F01D 9/04 (2013.01); F01D 11/001 (2013.01); F01D 11/127 (2013.01); F01D 25/246 (2013.01); F05D 2230/22 (2013.01); F05D 2230/60 (2013.01); F05D 2240/11 (2013.01); F05D 2240/55 (2013.01); F05D 2250/283 (2013.01);
Abstract

A sealing ring for a turbomachine, in particular a compressor or turbine stage of a gas turbine is provided, the sealing ring having an, in particular at least partially honeycomb-like and/or integral, seal, in particular an abradable coating (); a profile cross section of the sealing ring, which is in particular at least partially manufactured by a generative manufacturing process, varying in the circumferential direction, in particular at least in some regions continuously and/or non-continuously at one or more circumferential positions, in particular separation points.


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