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:
May. 18, 2021
Filed:
Mar. 22, 2019
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventors:
John J. Marcin, Jr., Marlborough, CT (US);
Steven J. Bullied, Pomfret Center, CT (US);
Dilip M. Shah, Glastonbury, CT (US);
Alan D. Cetel, West Hartford, CT (US);
Assignee:
Raytheon Technologies Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/28 (2006.01); F01D 5/14 (2006.01); B23K 101/00 (2006.01); B23K 103/08 (2006.01);
U.S. Cl.
CPC ...
F01D 5/28 (2013.01); F01D 5/147 (2013.01); B23K 2101/001 (2018.08); B23K 2103/08 (2018.08); F05D 2220/32 (2013.01); F05D 2230/236 (2013.01); F05D 2240/307 (2013.01); F05D 2300/175 (2013.01); F05D 2300/607 (2013.01);
Abstract
A blade (-) comprises an airfoil () and an attachment root (). The blade has a tipward zone (--) and a rootward zone (-). The rootward zone has a single crystal structure. The tipward zone has a single crystal structure. The crystalline orientations of the rootward zone and tipward zone are at least 15° out of registry with each other.