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. 04, 2020
Filed:
Feb. 07, 2018
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventors:
Michael L. DiFrancesco, Waterbury, CT (US);
Conway Chuong, Manchester, CT (US);
Assignee:
Raytheon Technologies Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 11/02 (2006.01); F16J 15/00 (2006.01); F01D 11/16 (2006.01); F16J 15/44 (2006.01);
U.S. Cl.
CPC ...
F01D 11/025 (2013.01); F01D 11/16 (2013.01); F16J 15/002 (2013.01); F16J 15/442 (2013.01); F05D 2220/323 (2013.01); F05D 2240/55 (2013.01); F05D 2260/38 (2013.01);
Abstract
A hydrostatic seal assembly for a gas turbine engine includes a shoe movable radially relative to a longitudinal engine axis. At least one beam supports radial movement of the shoe. A secondary seal is fixed relative to the shoe. A rail is attached to the shoe and in sealing engagement with the secondary seal. A gas turbine engine and a method of creating a seal with a hydrostatic seal are also disclosed.