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. 02, 2021
Filed:
May. 04, 2020
Raytheon Technologies Corporation, Farmington, CT (US);
Pedro David Laureano, Jacksonville, FL (US);
John A. Lucena, Aguadilla, PR (US);
Raytheon Technologies Corporation, Farmington, CT (US);
Abstract
A turbine blade includes an airfoil, a platform and a suction pocket positioned under the platform on a suction side. The suction pocket includes a platform underside, and a fillet connecting the platform underside into a neck. The neck extends into a fir tree. A first cooling hole extends from a first end in the platform underside to a second end in a top surface of the platform. A second cooling hole extends from a first end in the platform underside, but closer to the fillet than is the first end of the first cooling hole, to a second end in the top surface. There is a third cooling hole having a first end in the fillet and extending to a second end at the top surface. A gas turbine engine is also disclosed.