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:
Jun. 11, 2013
Filed:
Sep. 23, 2010
Willy Heinz Hofmann, Baden-Ruetihof, CH;
Roland Dueckershoff, Hoehr-Grenzenhausen, DE;
Brian Kenneth Wardle, Brugg-Lauffohr, CH;
Willy Heinz Hofmann, Baden-Ruetihof, CH;
Roland Dueckershoff, Hoehr-Grenzenhausen, DE;
Brian Kenneth Wardle, Brugg-Lauffohr, CH;
Alstom Technology Ltd, Baden, CH;
Abstract
A guide blade for a gas turbine includes an inner and an outer platform, an airfoil extending in a radial direction between the inner and the outer platforms and having a height in the radial direction, and at least one cooling channel disposed in an interior of the airfoil and configured to receive a cooling medium flowing through the at least one cooling channel configured to cool the guide blade, wherein a cross-sectional area of a blade material of the airfoil varies over the height.