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:
Feb. 03, 2015

Filed:

Dec. 05, 2007
Applicants:

Erwin Bayer, Dachau, DE;

Max Niegl, Munich, DE;

Holger Polanetzki, Dachau, DE;

Thomas Peschke, Groebenzell, DE;

Thomas Dautl, Weichs, DE;

Philipp Thuemmler, Munich, DE;

Inventors:

Erwin Bayer, Dachau, DE;

Max Niegl, Munich, DE;

Holger Polanetzki, Dachau, DE;

Thomas Peschke, Groebenzell, DE;

Thomas Dautl, Weichs, DE;

Philipp Thuemmler, Munich, DE;

Assignee:

MTU Aero Engines GmbH, Munich, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21C 37/30 (2006.01); B24C 1/10 (2006.01); B24C 5/00 (2006.01); F01D 5/28 (2006.01);
U.S. Cl.
CPC ...
B24C 1/10 (2013.01); B24C 5/005 (2013.01); F01D 5/286 (2013.01); F05D 2230/41 (2013.01);
Abstract

A method and device for the surface peening, especially ultrasonic shot-peening, of at least one partial element of a component of a gas turbine, is disclosed. The partial element, e.g., a sealing fin, and at least one surface of a vibration device impinging the blasting material are positioned relative to each other at an angle between 70° and 90° based on the direction of extension of the sealing fin.


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