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. 27, 2019
Filed:
Aug. 25, 2016
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventors:
Daniel Bernard Kupratis, Wallingford, CT (US);
Francis R. Moon, Granby, CT (US);
Arthur W. Utay, South Windsor, CT (US);
Assignee:
United Technologies Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02K 3/077 (2006.01); F02K 3/02 (2006.01); F02K 3/06 (2006.01); F02C 3/04 (2006.01); F02K 3/075 (2006.01); F02C 3/10 (2006.01);
U.S. Cl.
CPC ...
F02K 3/06 (2013.01); F02C 3/04 (2013.01); F02C 3/10 (2013.01); F02K 3/075 (2013.01); F02K 3/077 (2013.01); F05D 2210/12 (2013.01); F05D 2220/36 (2013.01);
Abstract
A gas turbine engine includes a spool configured to rotate about an axial centerline. The spool includes a fan rotor and a cold turbine rotor. The fan rotor is rotatably driven by the cold turbine rotor. A cold turbine inlet passage is configured to direct an airflow along a radial inward trajectory to the cold turbine rotor.