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. 15, 2012
Filed:
Aug. 13, 2010
Alain Foucault, Le Chatelet En Brie, FR;
Etienne Juchauld, Samois sur Seine, FR;
David Marsal, Nogent sur Marne, FR;
Stéphane Otin, Paris, FR;
Alain Foucault, Le Chatelet En Brie, FR;
Etienne Juchauld, Samois sur Seine, FR;
David Marsal, Nogent sur Marne, FR;
Stéphane Otin, Paris, FR;
SNECMA, Paris, FR;
Abstract
A first insert () forming a ring is placed inside and in contact with a core () in degradable material. On the outer face of the core a plurality of inserts () is arranged each comprising a platform () applied against the outer face of the core and at least one blade () extending substantially radially outwards. A fibrous structure () is wound around the core passing over the platforms () and over the inner surface of the ring-shaped insert (). Molding of the fibrous structure, impregnated with a composition containing a resin, is performed before polymerization of the resin and removal of the core.