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:
Jun. 18, 2024
Filed:
Dec. 29, 2021
Applicants:
Rolls-royce North American Technologies Inc., Indianapolis, IN (US);
Rolls-royce Corporation, Indianapolis, IN (US);
Inventors:
Michael Glavicic, Avon, IN (US);
Daniel E. Molnar, Jr., Lebanon, IN (US);
Matthew Jordan, Indianapolis, IN (US);
Michael Meyer, Greenwood, IN (US);
Assignees:
Rolls-Royce North American Technologies Inc., Indianapolis, IN (US);
Rolls-Royce Corporation, Indianapolis, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/16 (2006.01); C21D 9/00 (2006.01); C22F 1/18 (2006.01);
U.S. Cl.
CPC ...
F01D 5/16 (2013.01); C21D 9/0068 (2013.01); C22F 1/183 (2013.01); F05D 2240/304 (2013.01); F05D 2260/961 (2013.01); F05D 2300/701 (2013.01);
Abstract
Methods for forming a blade for a gas turbine engine include altering the crystallographic texture of the blade in a discrete region relative to the surrounding locations of the blade to minimize flutter and/or mistune the blade by changing the natural frequency response of at least one mode of the blade.