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. 26, 2020
Filed:
Sep. 23, 2014
Snecma, Paris, FR;
Mathieu Louis Jean Leduc, Moissy-Cramayel, FR;
Pierre-Louis Alexandre Carlos, Moissy-Cramayel, FR;
Clement Roussille, Bordeaux, FR;
Snecma, Paris, FR;
Abstract
The invention concerns a rotary assembly for a turbomachine, comprising a disk of which the outer periphery is formed from an alternation of cavities and teeth (), and blades extending radially from the disk and of which the roots () are engaged axially and held radially in the cavities of the disk. According to the invention, the teeth of the disk and the blade roots comprise, at the upstream and/or downstream axial ends of same, axial shoulders () disposed circumferentially end-to-end in alternation and together forming a cylindrical surface () facing radially towards the inside of the disk.