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. 21, 2007
Filed:
Dec. 02, 2004
Applicants:
Ricardo Trindade, Coventry, CT (US);
Michael Leslie Clyde Papple, Ile des Soeurs, CA;
Toufik Djeridane, St. Bruno, CA;
Sri Sreekanth, Mississauga, CA;
Inventors:
Ricardo Trindade, Coventry, CT (US);
Michael Leslie Clyde Papple, Ile des Soeurs, CA;
Toufik Djeridane, St. Bruno, CA;
Sri Sreekanth, Mississauga, CA;
Assignee:
Pratt & Whitney Canada Corp., Longueuil, Quebec, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
An internally-cooled airfoil for a gas turbine engine, wherein the airfoil comprises at least one substantially chordwise-extending and internally-projecting stiffener located on an internal surface of one of the sidewalls and adjacent to the insert.