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:
Feb. 01, 2005
Filed:
Aug. 27, 2003
Gary R. Barnes, Delanson, NY (US);
Sairam Sundaram, Albany, NY (US);
Mandar K. Chati, Niskayuna, NY (US);
Alexander G. Beckford, Scotia, NY (US);
Ronald J. Zawoysky, Clifton Park, NY (US);
Srikanth Akkaram, Troy, NY (US);
Gary R. Barnes, Delanson, NY (US);
Sairam Sundaram, Albany, NY (US);
Mandar K. Chati, Niskayuna, NY (US);
Alexander G. Beckford, Scotia, NY (US);
Ronald J. Zawoysky, Clifton Park, NY (US);
Srikanth Akkaram, Troy, NY (US);
General Electric Company, Schenectady, NY (US);
Abstract
A method of repairing a crack in at least one side of a dovetail portion of a generator rotor coil slot wall, the dovetail portion having received at least two axially adjacent steel wedges and including at least a radial entry surface, an inwardly tapered surface and an intermediate radial surface, the method comprising a) machining a groove at least partly along the inwardly tapered surface to remove damaged material from the coil slot wall; and b) replacing the at least two axially adjacent steel wedges.