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. 23, 2020
Filed:
May. 27, 2015
Safran Aircraft Engines, Paris, FR;
Charlotte Marie Dujol, Saint-Mande, FR;
Patrice Eneau, Moissy Cramayel, FR;
Sebastien Digard Brou De Cuissart, Blackrock, IE;
Matthieu Jean-Luc Vollebregt, Asnieres sur Seine, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
A turbine blade for a turbomachine such as a turboprop or a turbojet, the blade including a root, a vane carried by the root and extending in a spanwise direction, ending at a tip, the vane including a pressure-side wall and a suction-side wall spaced apart from each other, and at least one duct configured to collect cooling air at the root and to make same flow in the vane in order to cool same; holes and/or slots made in the walls of same in order to discharge the cooling air out of the vane; an upper inner cavity located at the tip of the vane in order to cool same; and wherein at least one of the ducts directly supplies the upper cavity with cooling air collected in the root.