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. 12, 2001
Filed:
Dec. 03, 1999
Applicant:
Inventors:
Glenn B. Sinclair, Pittsburgh, PA (US);
Nathan G. Cormier, Cincinnati, OH (US);
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
B63H 1/20 ;
U.S. Cl.
CPC ...
B63H 1/20 ;
Abstract
An improved gas turbine engine, a blade for a gas turbine for attachment to a rotor disk of the gas turbine engine and a method for manufacturing thereof. Specifically, the blade includes an airfoil attached to at least one base, wherein each of the bases is adapted to be received within a slot defined in the disk. At least one of the bases has a contacting surface for contacting a corresponding surface of the disk. At least one of the contacting surfaces is crowned.