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:
Dec. 01, 2015
Filed:
Oct. 01, 2010
Eric Jacques Boston, Cesson, FR;
Alexandre Franck Arnaud Chartoire, Paris, FR;
Vasiliki Iliopoulou, Ixelles, BE;
Ingrid Lepot, Fraiture-en-Condroz, BE;
Thierry Jean-jacques Obrecht, Melun, BE;
Eric Jacques Boston, Cesson, FR;
Alexandre Franck Arnaud Chartoire, Paris, FR;
Vasiliki Iliopoulou, Ixelles, BE;
Ingrid Lepot, Fraiture-en-Condroz, BE;
Thierry Jean-Jacques Obrecht, Melun, BE;
Abstract
A rotor of a turbomachine compressor, including a bladed rotor disk fitted at its radially external end with a wall forming the inner end of an annual flow channel of a primary gas flow, and formed from multiple angular sectors, each of which is delimited between two blades of the disk which are consecutive in a circumferential direction and includes a bulging portion which is convex in the axial direction and in the circumferential direction, together with, upstream from the bulging portion, a troughed portion which is concave in the axial direction and in the circumferential direction and which has a base which is roughly punctiform.