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:
Sep. 07, 2004
Filed:
Dec. 27, 2002
Applicant:
Inventors:
Bin Wei, Mechanicville, NY (US);
Martin Lee, Niskayuna, NY (US);
Roger Etherington, Boxford, MA (US);
Michael Lamphere, Hooksett, NH (US);
Assignee:
General Electric Company, Niskayuma, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23H 7/12 ; B23H 7/22 ; B23H 9/10 ;
U.S. Cl.
CPC ...
B23H 7/12 ; B23H 7/22 ; B23H 9/10 ;
Abstract
A ring or inverted-cup shaped cutting element is used as a tool electrode for electromachining to rough machine the airfoils on blisks to near net shape. The cutting element is rotated and positioned with respect to the blisk by a CNC (Computer Numerically Controlled) drive arrangement.