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:
Oct. 20, 2015
Filed:
Dec. 20, 2010
Applicants:
Dominique Coupe, Le Haillan, FR;
Bruno Jacques Gerard Dambrine, Le Chatelet en Brie, FR;
Jean-noel Mahieu, Paris, FR;
Inventors:
Dominique Coupe, Le Haillan, FR;
Bruno Jacques Gerard Dambrine, Le Chatelet en Brie, FR;
Jean-Noel Mahieu, Paris, FR;
Assignee:
SNECMA, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 11/20 (2006.01); B64C 11/26 (2006.01); F01D 5/28 (2006.01);
U.S. Cl.
CPC ...
B64C 11/26 (2013.01); F01D 5/282 (2013.01);
Abstract
An aircraft propeller blade including an airfoil-profile structure. The airfoil-profile structure includes at least one fiber reinforcement obtained by three-dimensional weaving of yarns and densified by a matrix, and a shaping part made of cellular rigid material of determined shape, the reinforcement including at least two halves linked together by continuous weaving in the leading edge of the propeller blade, the two halves fitting tightly around the shaping part.