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. 16, 2014
Filed:
Aug. 09, 2010
Laurent Bilz, Vaux le Penil, FR;
Fabrice Marois, Hericy, FR;
Patrick Jean-louis Reghezza, Vaux le Penil, FR;
Julien Tran, Pontoise, FR;
Laurent Bilz, Vaux le Penil, FR;
Fabrice Marois, Hericy, FR;
Patrick Jean-Louis Reghezza, Vaux le Penil, FR;
Julien Tran, Pontoise, FR;
SNECMA, Paris, FR;
Abstract
A vibration-damping shim configured to be interposed between a platform of a fan blade and a fan disk, including a radially external surface fitted with plates in contact with the fan blade platform, and a radially internal surface formed by an upstream surface, configured to be facing the disk, and a downstream surface separated from the upstream surface by a break in alignment. The upstream surface includes a zone protruding radially towards the interior, initiated at some distance from its upstream end.