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. 01, 2021
Filed:
Sep. 17, 2014
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventors:
John E. Holowczak, Windsor, CT (US);
Michael G. McCaffrey, Windsor, CT (US);
Assignee:
RAYTHEON TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/28 (2006.01); F01D 5/30 (2006.01); F01D 5/14 (2006.01); F01D 11/00 (2006.01);
U.S. Cl.
CPC ...
F01D 5/282 (2013.01); F01D 5/147 (2013.01); F01D 5/284 (2013.01); F01D 5/30 (2013.01); F01D 5/3007 (2013.01); F01D 5/3084 (2013.01); F01D 5/3092 (2013.01); F01D 11/008 (2013.01); F05D 2220/32 (2013.01); F05D 2240/80 (2013.01); F05D 2300/13 (2013.01); F05D 2300/2261 (2013.01); F05D 2300/2283 (2013.01); F05D 2300/606 (2013.01); F05D 2300/607 (2013.01); F05D 2300/6033 (2013.01);
Abstract
A blade for a gas turbine engine includes a fiber reinforced ceramic matrix composite structure that provides an airfoil with an exposed exterior airfoil surface and a refractory structure that provides at least an outer portion of a root secured relative to the airfoil.