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. 31, 2019
Filed:
Apr. 26, 2016
Safran Aircraft Engines, Paris, FR;
Caroline Jacqueline Denise Berdou, Moissy-cramayel, FR;
Thomas Alain De Gaillard, Moissy-cramayel, FR;
SAFRAN AIRCRAFT ENGINES, Paris, FR;
Abstract
A preform for a turbine engine blade, the preform comprising a main fiber preform obtained by three-dimensional weaving and comprising a first longitudinal segment suitable for forming a blade root (), a second longitudinal segment extending the first longitudinal segment upwards, and suitable for forming an airfoil portion (), and a first transverse segment extending transversely from the junction between the first and second longitudinal segments, and suitable for forming a first platform (), wherein the preform also includes at least one stiffener () fitted on the main fiber preform along at least a portion of the distal edge of the first transverse segment.