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. 22, 2016

Filed:

Jan. 11, 2013
Applicant:

Mtu Aero Engines Gmbh, Munich, DE;

Inventors:

Markus Schlemmer, Mainburg/Wambach, DE;

Marcin Rozak, Jaroslaw, PL;

Alexander Buck, Munich, DE;

Assignee:

MTU AERO ENGINES AG, Munich, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/22 (2006.01); F01D 5/14 (2006.01); F01D 5/18 (2006.01); F01D 5/28 (2006.01); F01D 9/04 (2006.01);
U.S. Cl.
CPC ...
F01D 5/225 (2013.01); F01D 5/147 (2013.01); F01D 5/18 (2013.01); F01D 5/28 (2013.01); F01D 9/041 (2013.01); F05D 2300/606 (2013.01); Y02T 50/676 (2013.01); Y10T 29/49336 (2015.01);
Abstract

The present invention relates to a blade rim segment for a turbomachine with at least one shroud band which extends along a segment of a circle and is connected in single-piece fashion with at least three blades, which extend radially from the shroud band and are configured to be hollow with at least one channel, wherein the blade rim segment is manufactured in a single piece by casting and directional solidification, and wherein at the outlet openings of the channels of the blades, the shroud band exhibits first reinforcement ribs that surround the opening and run axially, as well as at least one second reinforcement rib between at least the first reinforcement ribs, as well as a corresponding method for manufacturing a blade rim segment.


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