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:
May. 23, 2017
Filed:
Sep. 12, 2013
Snecma, Paris, FR;
Erwan Daniel Botrel, Moissy Cramayel, FR;
Charlotte Marie Dujol, Moissy Cramayel, FR;
SNECMA, Paris, FR;
Abstract
The invention relates to a movable vane of a turbomachine comprising a blade () with inner cooling cavities and a root () by which means the vane can be mounted on a rotor disk, the root comprising at least two channels () communicating with said inner cavities and leading to the base () thereof, said base comprising at least two openings () through which the channels open up, and a calibrating plate () provided with calibrated perforations () corresponding to said openings being attached to the base () of the root. The vane is characterized in that a mechanical means () forming a sealing barrier between the two openings is arranged between the plate and the base of the root.