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:
Nov. 12, 2002
Filed:
Dec. 19, 2000
Nesim Abuaf, Lincoln City, OR (US);
Kevin Joseph Barb, Halfmoon, NY (US);
Sanjay Chopra, Greenville, SC (US);
David Max Kercher, Ipswich, MA (US);
Iain Robertson Kellock, Simpsonville, SC (US);
Dean Thomas Lenahan, Cincinnati, OH (US);
Sankar Nellian, Mauldin, SC (US);
John Howard Starkweather, Sharonville, OH (US);
Douglas Arthur Lupe, Ballston Lake, NY (US);
General Electric Company, Schenectady, NY (US);
Abstract
A turbine bucket includes an airfoil extending from a platform, having high and low pressure sides; a wheel mounting portion; a hollow shank portion located radially between the platform and the wheel mounting portion, the platform having an under surface. An impingement cooling plate is located in the hollow shank portion, spaced from the under surface, and the impingement plate is formed with a plurality of impingement cooling holes therein.