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:
May. 22, 2012
Filed:
Feb. 06, 2007
Philip Caruso, Simpsonville, SC (US);
Dwight Davidson, Greer, SC (US);
Yang Liu, Simpsonville, SC (US);
William Parker, Simpsonville, SC (US);
Roger Walker, Piedmont, SC (US);
Sivaraman Vedhagiri, Greer, SC (US);
Philip Caruso, Simpsonville, SC (US);
Dwight Davidson, Greer, SC (US);
Yang Liu, Simpsonville, SC (US);
William Parker, Simpsonville, SC (US);
Roger Walker, Piedmont, SC (US);
Sivaraman Vedhagiri, Greer, SC (US);
General Electric Company, Schenectady, NY (US);
Abstract
A gas turbine engine is provided comprising a compressor with an insulated cooling circuit. The compressor comprises a compressor casing having a compression chamber and at least one stator and at least one rotor disposed in the compression chamber, the at least one stator comprising a stator body having a plurality of tubes for transporting cooling air through passages in the stator body into the compression chamber. The plurality of tubes are surrounded by an air gap for insulating the tubes from the stator body.