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.:

US 8727704 B1

PDF
Full Text
Expired
Date of Patent:
May. 20, 2014

Filed:

Aug. 19, 2011
Applicants:

Ching-pang Lee, Cincinnati, OH (US);

Eric C. Berrong, Charlotte, NC (US);

Inventors:

Ching-Pang Lee, Cincinnati, OH (US);

Eric C. Berrong, Charlotte, NC (US);

Assignee:

Siemens Energy, Inc., Orlando, FL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 11/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A ring segment for a gas turbine engine includes a panel and a cooling system. The cooling system receives cooling fluid from an outer side of the panel for cooling the panel and includes at least one cooling fluid supply passage, at least one serpentine cooling passage, and at least one cooling fluid discharge passage. The cooling fluid supply passage(s) receive the cooling fluid from the outer side of the panel and deliver the cooling fluid to a first cooling fluid chamber within the panel. The serpentine cooling passage(s) receive the cooling fluid from the first cooling fluid chamber, wherein the cooling fluid provides convective cooling to the panel as it passes through the serpentine cooling passage(s). The cooling fluid discharge passage(s) discharge the cooling fluid from the cooling system.


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