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:
Nov. 24, 2020

Filed:

Oct. 18, 2018
Applicant:

Mtu Aero Engines Ag, Munich, DE;

Inventors:

Wolfgang Horn, West Hartford, CT (US);

Daniel Theurich, Stockdorf, DE;

Martin Becker, Dachau, DE;

Axel Stettner, Dachau, DE;

Wilfried Schuette, Oberhaching-Furth, DE;

Michael Junge, Munich, DE;

Hans-Peter Hackenberg, Olching, DE;

Alexander Halcoussis, Haimhausen, DE;

Hannes Wolf, Mammendorf, DE;

Assignee:

MTU Aero Engines AG, Munich, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/14 (2006.01); C23C 28/04 (2006.01); B32B 7/00 (2019.01);
U.S. Cl.
CPC ...
F01D 5/147 (2013.01); B32B 7/00 (2013.01); C23C 28/042 (2013.01); F01D 5/143 (2013.01); F05D 2220/32 (2013.01); F05D 2230/10 (2013.01); F05D 2230/313 (2013.01); F05D 2230/50 (2013.01); F05D 2240/24 (2013.01); F05D 2240/301 (2013.01); F05D 2240/305 (2013.01); F05D 2240/306 (2013.01); F05D 2240/80 (2013.01); F05D 2250/71 (2013.01); F05D 2260/941 (2013.01); F05D 2300/611 (2013.01);
Abstract

The invention relates to a blade for a turbomachine, comprising a blade element with a suction side and a pressure side, which extend between a leading edge and a trailing edge of the blade element, as well as a blade root for connection of the blade at a main rotor body, wherein the blade comprises a crack-affecting device, which, in the radial direction, has an altered cross-sectional geometry in comparison to an aerodynamically optimized blade profile. The invention further relates to a rotor for a turbomachine having at least one such blade, a turbomachine having at least one such blade, and/or with such a rotor as well as a method for producing a blade.


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