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. 23, 2022
Filed:
Nov. 28, 2018
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventors:
Michael G. McCaffrey, Windsor, CT (US);
Scott D. Virkler, Ellington, CT (US);
Assignee:
RAYTHEON TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 11/02 (2006.01); F16J 15/44 (2006.01); F01D 11/00 (2006.01); F02C 7/28 (2006.01); F01D 11/16 (2006.01);
U.S. Cl.
CPC ...
F01D 11/025 (2013.01); F01D 11/16 (2013.01); F16J 15/442 (2013.01); F16J 15/445 (2013.01); F01D 11/001 (2013.01); F02C 7/28 (2013.01); F05D 2240/55 (2013.01);
Abstract
A hydrostatic advanced low leakage seal configured to be disposed between relatively rotatable components. The seal includes a base. The seal also includes a shoe extending circumferentially. The seal further includes a first beam operatively coupling the shoe to the base, the first beam having a first thickness. The seal yet further includes a second beam operatively coupling the shoe to the base, the second beam having at least a portion thereof with a second thickness that is less than the first thickness.