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. 03, 2009
Filed:
Oct. 26, 2006
Ronald Eugene Mcrae, Jr., Cincinnati, OH (US);
Brian David Keith, Cincinnati, OH (US);
Andrew Edward Obermeyer, West Chester, OH (US);
Leslie Eugene Leeke, Burlington, KY (US);
Ronald Eugene McRae, Jr., Cincinnati, OH (US);
Brian David Keith, Cincinnati, OH (US);
Andrew Edward Obermeyer, West Chester, OH (US);
Leslie Eugene Leeke, Burlington, KY (US);
General Electric Company, Schenectady, NY (US);
Abstract
An airfoil for a rotor blade including an uncoated profile substantially in accordance with Cartesian coordinate values of X, Y and Z to facilitate balancing performance and durability of the rotor blade and to facilitate improving an operating efficiency of a high-pressure turbine is provided. The profile is carried only to four decimal places, wherein Y represents a distance from a platform on which the airfoil is mounted, and X and Z are coordinates defining the profile at each distance Y from the platform.