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:
Mar. 07, 2006
Filed:
Feb. 27, 2003
Jonathan Jordan Peterman, West Chester, OH (US);
Andrew Charles Powis, Maderia, OH (US);
Ronald Eugene Mcrae, Jr., Cincinnati, OH (US);
Jonathan Philip Clarke, West Chester, OH (US);
Robert Alan Frederick, West Chester, OH (US);
Edward Eugene Gibler, West Chester, OH (US);
Brian David Keith, Cincinnati, OH (US);
Jonathan Jordan Peterman, West Chester, OH (US);
Andrew Charles Powis, Maderia, OH (US);
Ronald Eugene McRae, Jr., Cincinnati, OH (US);
Jonathan Philip Clarke, West Chester, OH (US);
Robert Alan Frederick, West Chester, OH (US);
Edward Eugene Gibler, West Chester, OH (US);
Brian David Keith, Cincinnati, OH (US);
General Electric Company, Schenectady, NY (US);
Abstract
A turbine nozzle bifurcated impingement baffle includes axially forward and aft chambers with a gap therebetween, impingement holes through forward and aft baffle walls of the forward and aft chambers respectively, and a plenum chamber in fluid flow communication with the forward and aft chambers. An exemplary embodiment of the bifurcated impingement baffle further includes a single cooling air inlet to the plenum chamber enclosed within a plenum chamber enclosure the plenum chamber. A sealing plate is mounted between and sealed to the plenum chamber enclosure and the forward and aft chambers. The sealing plate has forward and aft inlet apertures disposed between the plenum chamber and the forward and aft chambers respectively. Forward and aft end plates cap radially inner ends of the forward and aft chambers. An outlet aperture in the forward end plate has an interstage seal cavity feed tube disposed therethrough.