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:
Jun. 13, 2017
Filed:
Oct. 24, 2012
Applicant:
United Technologies Corporation, Hartford, CT (US);
Inventors:
Jonathan D. Little, West Hartford, CT (US);
Herbert L. Walker, Bloomfield, CT (US);
Arun Jayasingh, East Hartford, CT (US);
Assignee:
United Technologies Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 25/18 (2006.01); F01D 5/06 (2006.01); F01D 25/32 (2006.01); F02C 7/06 (2006.01);
U.S. Cl.
CPC ...
F01D 25/18 (2013.01); F01D 5/06 (2013.01); F01D 25/32 (2013.01); F02C 7/06 (2013.01);
Abstract
An assembly for a gas turbine engine includes a rotor formed by a drum and a hub. The drum has a generally conically shaped inner surface that defines a flow path along a first cavity. The hub is connected to the drum and has a conically shaped inner surface that defines a flow path along a second cavity.