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:
Apr. 27, 2004
Filed:
May. 15, 2002
Edward Lee McGrath, Easley, SC (US);
Gregory S. Corman, Ballston Lake, NY (US);
Anthony J. Dean, Scotia, NY (US);
Mark Stewart Schroder, Hendersonville, NC (US);
Chris Basil Jiomacas, Greenville, SC (US);
Thomas Raymond Farrell, Simpsonville, SC (US);
Kenneth Lorenzo Parks, Simpsonville, SC (US);
General Electric Company, Schenectady, NY (US);
Abstract
A gas turbine having a metallic outer shroud and a ceramic inner shroud. The ceramic inner shroud being secured to the outer shroud by hooks carried on the outer shroud. The hooks on the outer shroud being coated with TBC. A pin and spring system being provided to hold the ceramic inner shroud against the forward hook of the outer shroud. An anti-rotation pin being provided to trap the aft bend of the ceramic inner shroud against the aft hook of the outer shroud. The gas turbine further including a damping spring and pin system, disposed between a heat shield, within the outer shroud, and the ceramic inner shroud, to provide damping of the inner shroud.