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. 13, 2019
Filed:
Sep. 03, 2015
Applicant:
United Technologies Corporation, Hartford, CT (US);
Inventors:
Gabriel L. Suciu, Glastonbury, CT (US);
Julian Partyka, West Springfield, MA (US);
David R. Pack, Gilbert, AZ (US);
James D. Hill, Tolland, CT (US);
Assignee:
UNITED TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 11/00 (2006.01); F01D 5/18 (2006.01); F02C 9/18 (2006.01); F01D 11/04 (2006.01); F02C 6/18 (2006.01); F02C 7/12 (2006.01);
U.S. Cl.
CPC ...
F02C 9/18 (2013.01); F01D 11/001 (2013.01); F01D 11/006 (2013.01); F01D 11/04 (2013.01); F02C 6/18 (2013.01); F02C 7/12 (2013.01); F05D 2220/32 (2013.01); F05D 2260/20 (2013.01);
Abstract
A turbine section for a gas turbine engine includes a first rotor assembly with a first rotor assembly bleed air source and an aft cavity that is in fluid communication with the first rotor assembly bleed air source. A second rotor assembly includes a forward cavity. A vane bleed air source is in fluid communication with the forward cavity. A seal extends between the first rotor assembly and the second rotor assembly.