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:
Nov. 10, 2015
Filed:
Dec. 20, 2011
Applicants:
Daniele Coutandin, Turin, IT;
Stefano Zecchi, La Loggia, IT;
Inventors:
Daniele Coutandin, Turin, IT;
Stefano Zecchi, La Loggia, IT;
Assignee:
AVIO S.p.A., Turin, IT;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/08 (2006.01); F01D 25/12 (2006.01); F01D 5/30 (2006.01);
U.S. Cl.
CPC ...
F01D 5/081 (2013.01); F01D 5/3007 (2013.01); F01D 25/12 (2013.01); Y02T 50/676 (2013.01);
Abstract
A bladed rotor of a gas turbine for aeronautic engines is cooled by making an air mass flow through a plurality of passages, each one defined by a turbine disk on one side and by a root of a corresponding blade coupled to this turbine disk on the other, the incoming air of each passage being subdivided into two or more airflows and each flow being directed towards the turbine disk in a predefined direction.