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:
Jun. 03, 2014
Filed:
Mar. 27, 2009
Xavier Louis Barthelemy Millier, Saint Mery, FR;
Régis Eugène Henri Servant, Vigneux sur Seine, FR;
Philippe Verseux, Draveil, FR;
Xavier Louis Barthelemy Millier, Saint Mery, FR;
Régis Eugène Henri Servant, Vigneux sur Seine, FR;
Philippe Verseux, Draveil, FR;
SNECMA, Paris, FR;
Abstract
A turbomachine fan rotor including a disk carrying blades with roots that are engaged in axial grooves of the disk, a spacer being interposed between the bottom of each groove and the corresponding blade root, the spacer including at its upstream end a nib for retaining the blade root, the nib including a downstream abutment face against which the upstream end of the blade root bears in event of a violent force being applied thereto, the abutment face being oblique relative to the axis of rotation of the rotor.