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:
Feb. 26, 2019
Filed:
Sep. 19, 2014
Applicant:
United Technologies Corporation, Hartford, CT (US);
Inventors:
Thomas J. Robertson, Glastonbury, CT (US);
James J. McPhail, New London, CT (US);
Assignee:
UNITED TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02C 7/28 (2006.01); F01D 11/00 (2006.01); F01D 5/02 (2006.01); F02C 7/04 (2006.01); F16J 15/04 (2006.01);
U.S. Cl.
CPC ...
F01D 11/005 (2013.01); F01D 5/02 (2013.01); F01D 11/001 (2013.01); F02C 7/04 (2013.01); F02C 7/28 (2013.01); F16J 15/04 (2013.01); F05D 2220/32 (2013.01); F05D 2220/36 (2013.01); F05D 2240/24 (2013.01); F05D 2240/55 (2013.01);
Abstract
A recirculation seal for use within a gas turbine engine. The recirculation seal includes a first seal base, including a first seal base axis. The recirculation seal further includes a second seal base, including a second seal base axis The recirculation seal further includes a resilient bulb member coupled to the first seal base. The resilient bulb member includes an exterior bulb wall and an interior bulb wall, wherein the interior bulb wall defines an interior space.