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:
Apr. 16, 2020
Applicant:
Raytheon Technologies Corporation, Farmington, CT (US);
Inventors:
Christopher T. Anglin, Manchester, CT (US);
Dwayne E. Messerschmidt, Dawsonville, GA (US);
Christopher M. Valva, Manchester, CT (US);
Todd M. Gaulin, Coventry, CT (US);
Assignee:
RAYTHEON TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 33/78 (2006.01); F16J 15/44 (2006.01); F01D 25/18 (2006.01); F16C 19/06 (2006.01); F16J 15/34 (2006.01); F16C 27/04 (2006.01);
U.S. Cl.
CPC ...
F16C 33/78 (2013.01); F01D 25/183 (2013.01); F01D 25/186 (2013.01); F16C 19/06 (2013.01); F16C 27/045 (2013.01); F16J 15/3404 (2013.01); F16J 15/443 (2013.01); F05D 2240/70 (2013.01); F16C 2360/23 (2013.01);
Abstract
A seal assembly for a bearing compartment of a gas turbine engine includes a seal carrier, a seal element, a seal plate, and a trough. At least a portion of the seal element is within the seal carrier. The seal plate is in contact with the seal element and is configured to rotate relative to the seal element. The trough extends around the seal plate and comprises an annular channel positioned to capture oil slung from the seal plate.