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:
Nov. 07, 2017

Filed:

May. 15, 2013
Applicant:

General Electric Company, Schenectady, NY (US);

Inventors:

David Richard Johns, Simpsonville, SC (US);

Mark Andrew Jones, Greer, SC (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/08 (2006.01); F01D 5/18 (2006.01); F01D 5/30 (2006.01);
U.S. Cl.
CPC ...
F01D 5/084 (2013.01); F01D 5/081 (2013.01); F01D 5/187 (2013.01); F01D 5/3007 (2013.01); F05D 2240/81 (2013.01); F05D 2260/201 (2013.01);
Abstract

A turbine rotor blade includes a mounting portion that partially defines a cooling circuit within the turbine rotor blade and an airfoil portion that extends radially outward from the mounting portion. The airfoil portion further defines the cooling circuit. The turbine rotor blade further includes a platform portion that is disposed radially between the mounting portion and the airfoil. The platform portion includes a bottom wall, a top wall, a forward wall, an aft wall and a pair of opposing side walls. A cooling plenum that at least partially defines the cooling circuit is defined within the platform portion. The cooling plenum is at least partially defined between the forward wall, the aft wall and between the pair of opposing side walls.


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