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:
Aug. 28, 2018
Filed:
Dec. 18, 2015
Applicants:
Rolls-royce North American Technologies, Inc., Indianapolis, IN (US);
Rolls-royce Corporation, Indianapolis, IN (US);
Inventors:
Todd Z. Engel, Long Beach, CA (US);
Ted J. Freeman, Danville, IN (US);
Robert J. Shinavski, Mission Viejo, CA (US);
Ian Thomson, Whitestown, IN (US);
Assignees:
Rolls-Royce North American Technologies, Inc., Indianapolis, IN (US);
Rolls-Royce Corporation, Indianapolis, IN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/32 (2006.01); F01D 5/30 (2006.01); F01D 5/28 (2006.01); F01D 5/02 (2006.01);
U.S. Cl.
CPC ...
F01D 5/3084 (2013.01); F01D 5/025 (2013.01); F01D 5/284 (2013.01); F01D 5/3007 (2013.01); F01D 5/3053 (2013.01); F01D 5/326 (2013.01); F05D 2220/32 (2013.01); F05D 2230/10 (2013.01); F05D 2230/236 (2013.01); F05D 2230/237 (2013.01); F05D 2230/60 (2013.01); F05D 2250/21 (2013.01); F05D 2260/30 (2013.01); Y02T 50/672 (2013.01); Y02T 50/673 (2013.01);
Abstract
A turbine wheel for use in a gas turbine engine having a plurality of blades attached to a rotor disk. Each blade is formed from a composite comprising ceramic matrix material. The blades each include a root that fits within dovetail slots of the rotor disk and cooperates with a blade retention assembly to couple the blades to the rotor disk.