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:
Apr. 13, 2010
Filed:
Jul. 27, 2006
Ching-pang Lee, Cincinnati, OH (US);
Tingfan Pang, West Chester, OH (US);
Brian Alan Norton, Cincinnati, OH (US);
Jan Christopher Schilling, Middletown, OH (US);
Aspi Rustom Wadia, Loveland, OH (US);
Ching-Pang Lee, Cincinnati, OH (US);
Tingfan Pang, West Chester, OH (US);
Brian Alan Norton, Cincinnati, OH (US);
Jan Christopher Schilling, Middletown, OH (US);
Aspi Rustom Wadia, Loveland, OH (US);
General Electric Company, Schenectady, NY (US);
Abstract
A hollow turbine airfoil includes a tip cap bounding an internal cooling circuit between opposite pressure and suction sidewalls. The tip cap includes an internal dome surrounding a dust hole, and the dome is inclined inwardly toward the airfoil root both transversely between the opposite sidewalls and chordally between opposite leading and trailing edges of the airfoil.