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:
Mar. 30, 2021
Filed:
Jun. 07, 2019
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventors:
Paul M. Lutjen, Kennebunkport, ME (US);
Michael J. Bruskotter, Cape Neddick, ME (US);
Brian C. McLaughlin, Kennebunk, ME (US);
Terence P. Tyler, East Waterboro, ME (US);
Assignee:
RAYTHEON TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 11/08 (2006.01); F01D 25/12 (2006.01);
U.S. Cl.
CPC ...
F01D 11/08 (2013.01); F01D 25/12 (2013.01); F05D 2220/32 (2013.01); F05D 2230/10 (2013.01); F05D 2230/30 (2013.01); F05D 2260/20 (2013.01);
Abstract
A blade outer air seal segment including a radially outward surface, a radially inward surface oriented away from the radially outward surface, and a cooling channel located between the radially outward surface and the radially inward surface. The blade outer air seal segment also including a stress-relief boss extending into the cooling channel and an inlet orifice fluidly coupled to the cooling channel through the stress-relief boss.