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:
Mar. 02, 2021

Filed:

Dec. 03, 2018
Applicant:

General Electric Company, Schenectady, NY (US);

Inventors:

Mark Steven Honkomp, Taylors, SC (US);

Mehmet Suleyman Ciray, Simpsonville, SC (US);

Mark Lawrence Hunt, Greenville, SC (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/18 (2006.01); F01D 25/12 (2006.01); F01D 5/20 (2006.01);
U.S. Cl.
CPC ...
F01D 5/18 (2013.01); F05D 2220/32 (2013.01); F05D 2230/31 (2013.01); F05D 2240/307 (2013.01); F05D 2260/20 (2013.01);
Abstract

A turbine blade tip cooling system includes a turbine blade having a tip cavity, a tip rail surrounding at least a portion of the tip cavity and at least one internal cooling cavity. The tip rail has an inner rail surface, an outer rail surface, an end surface and at least one tip rail pocket open at the end surface and fluidly connected to the at least one internal cooling cavity that carries a coolant. A tip rail cooling insert attaches to the at least one tip rail pocket, and has insert cooling channel(s) and a coolant collection plenum for directing coolant from the at least one internal cooling cavity to the insert cooling channel(s).


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