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.

Date of Patent:
Aug. 01, 2017

Filed:

May. 23, 2014
Applicant:

General Electric Company, Schenectady, NY (US);

Inventor:

Eric David Roush, Greer, SC (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02C 7/18 (2006.01); F01D 5/18 (2006.01); F01D 5/06 (2006.01); F01D 5/08 (2006.01);
U.S. Cl.
CPC ...
F02C 7/18 (2013.01); F01D 5/066 (2013.01); F01D 5/082 (2013.01); F01D 5/084 (2013.01); F01D 5/18 (2013.01);
Abstract

Embodiments of the present disclosure include a cooling supply circuit within a turbine wheel, which may include: a substantially axial passage configured to communicate air along an axial length of the turbine wheel; a substantially radial inlet positioned within the turbine wheel between a hollow interior of the turbine wheel and the substantially axial passage, the inlet being configured to direct a rotor purge air into the substantially axial passage; and a substantially radial outlet positioned within the turbine wheel between the substantially axial passage and a cooled component coupled to a radial exterior of the turbine wheel, the outlet being configured to direct the rotor purge air towards the cooled component, wherein the outlet is axially displaced from the inlet.


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