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:
May. 01, 2012
Filed:
Jul. 14, 2008
Applicants:
Marc Tardif, Candiac, CA;
Harris Shafique, Longueuil, CA;
Mario Guerra, Montreal, CA;
Inventors:
Assignee:
Pratt & Whitney Canada Corp., Longueuil, QC, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03B 3/12 (2006.01); B63H 1/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
A turbine blade growth pocket provides a feature to measure blade growth due to engine operation while maintaining dynamic characteristics of the turbine blade within acceptable limits by providing a variable radius fillet between the pocket and a side rail of the pocket.