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:
Aug. 07, 2018
Filed:
Sep. 14, 2011
Nicholas Joseph Kray, Mason, OH (US);
Douglas Duane Ward, West Chester, OH (US);
Phillip Wayne Rambo, Cincinnati, OH (US);
Gregory Carl Gemeinhardt, Park Hills, KY (US);
Nicholas Joseph Kray, Mason, OH (US);
Douglas Duane Ward, West Chester, OH (US);
Phillip Wayne Rambo, Cincinnati, OH (US);
Gregory Carl Gemeinhardt, Park Hills, KY (US);
General Electric Company, schenectady, NY (US);
Abstract
A method of manufacturing a rotor blade is provided. The method includes forming a preform from a plurality of composite plies, the preform including an airfoil portion and a dovetail portion, removing a cutout portion from the dovetail portion of the preform to define a cutout in the preform, wherein the removing the cutout portion facilitates reducing residual stresses in the preform, and inserting an insert into the cutout formed by the removal of the cutout portion.