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:
Jun. 04, 2002
Filed:
Feb. 01, 2001
Sacheverel Quentin Eldrid, Saratoga Springs, NY (US);
James Lee Burns, Schenectady, NY (US);
Gene David Palmer, Clifton Park, NY (US);
Sal Albert Leone, Scotia, NY (US);
Gary Joseph Drlik, Fairfield, OH (US);
Edward Eugene Gibler, Cincinnati, OH (US);
General Electric Company, Schenectady, NY (US);
Abstract
In a land based gas turbine including a compressor, a combustor and turbine section including at least three stages, an improvement comprising an inlet into a third stage nozzle from the compressor for feeding cooling air from the compressor to the third stage nozzle; at least one passageway running substantially radially through each airfoil of the third stage nozzle and an associated diaphragm, into an annular space between the rotor and the diaphragm; and passageways communicating between the annular space and individual buckets of the third stage.