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. 14, 2019
Filed:
Mar. 31, 2015
Applicant:
United Technologies Corporation, Hartford, CT (US);
Inventors:
Kevin Duffy, Somers, CT (US);
Nasr A. Shuaib, Watertown, MA (US);
Assignee:
UNITED TECHNOLOGIES CORPORATION, Hartford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02C 1/00 (2006.01); F02C 7/06 (2006.01); F02C 7/28 (2006.01); F02C 7/12 (2006.01); F01D 25/18 (2006.01); F16J 15/447 (2006.01); F01D 25/12 (2006.01); F01D 11/00 (2006.01); F01D 11/02 (2006.01); F16C 33/76 (2006.01); F16C 33/66 (2006.01); F16C 19/06 (2006.01);
U.S. Cl.
CPC ...
F02C 7/06 (2013.01); F01D 11/003 (2013.01); F01D 11/005 (2013.01); F01D 11/02 (2013.01); F01D 25/125 (2013.01); F01D 25/183 (2013.01); F02C 7/12 (2013.01); F02C 7/28 (2013.01); F16J 15/4476 (2013.01); F16C 19/06 (2013.01); F16C 33/6637 (2013.01); F16C 33/76 (2013.01); F16C 2360/23 (2013.01); Y02T 50/675 (2013.01);
Abstract
One exemplary embodiment of this disclosure relates to a gas turbine engine. The engine includes a compressor section, a combustor section, a turbine section, and at least one rotatable shaft. The engine further includes a bearing assembly including an inner race, an outer race, and a plurality of rolling elements. A seal assembly is also included. The seal assembly includes a seal plate mounted for rotation with the rotatable shaft. The seal plate establishes a boundary of a tortuous passageway.