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. 08, 2023
Filed:
Sep. 18, 2019
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventor:
Pantcho P. Stoyanov, West Hartford, CT (US);
Assignee:
RAYTHEON TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 15/16 (2006.01); F01D 11/00 (2006.01); F16J 15/3284 (2016.01);
U.S. Cl.
CPC ...
F01D 11/003 (2013.01); F16J 15/3284 (2013.01); F05D 2240/55 (2013.01); F05D 2300/224 (2013.01); F05D 2300/50 (2013.01);
Abstract
A seal assembly for a gas turbine engine, having a seal formed of a carbon material; and a seal seat positioned for rotation relative to the seal, wherein the seal and the seal seat each have a sealing surface which together define a sliding seal, and wherein at least the sealing surface of the seal seat is made of the same carbon material as the sealing surface of the seal.