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. 24, 2022
Filed:
Sep. 13, 2019
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventors:
Pantcho P. Stoyanov, West Hartford, CT (US);
Eli N. Ross, Vernon, CT (US);
Assignee:
Raytheon Technologies Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 11/00 (2006.01); F01D 25/12 (2006.01); F02C 7/20 (2006.01);
U.S. Cl.
CPC ...
F01D 11/003 (2013.01); F01D 25/125 (2013.01); F02C 7/20 (2013.01); F05D 2220/32 (2013.01); F05D 2240/50 (2013.01); F05D 2240/55 (2013.01); F05D 2260/36 (2013.01);
Abstract
A seal assembly for a gas turbine engine may include a seal body coupled to an engine static structure of the gas turbine engine and a seal seat insert coupled to a radially extending portion of a shaft of the gas turbine engine. The seal body may be generally configured to be biased into contact with the seal seat insert to provide a sealing pressure between the seal body and the seal seat insert. In various embodiments, the seal seat insert is made from a ceramic material or a ceramic matrix composite.