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. 22, 2008
Filed:
Oct. 13, 2004
Roger Owen Barbe, Cincinnati, OH (US);
Mitchell Jay Headley, Lebanon, OH (US);
Scott Howard Pelletier, Westchester, OH (US);
David N. Rosenow, Fairfield, OH (US);
Roger Owen Barbe, Cincinnati, OH (US);
Mitchell Jay Headley, Lebanon, OH (US);
Scott Howard Pelletier, Westchester, OH (US);
David N. Rosenow, Fairfield, OH (US);
General Electric Company, Schenectady, NY (US);
Abstract
A method enables a variable vane assembly for a gas turbine engine including a casing and an inner shroud to be assembled. The method comprises providing at least one variable vane including a radially inner spindle that has a substantially circular cross-sectional shape, and coupling the variable vane radially between the casing and the inner shroud such that the radially inner spindle is rotatably coupled within an opening extending through the inner shroud, wherein the opening has a non-circular cross-sectional profile.