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:
Sep. 19, 2006
Filed:
Feb. 12, 2004
Jerome Talbotec, Combs la Ville, FR;
Philippe Fessou, Melun, FR;
Herbert Joly, Saclay, FR;
Beatrice Bois, Evry-Gregy sur Yerres, FR;
Jerome Talbotec, Combs la Ville, FR;
Philippe Fessou, Melun, FR;
Herbert Joly, Saclay, FR;
Beatrice Bois, Evry-Gregy sur Yerres, FR;
Snecma Moteurs, Paris, FR;
Abstract
A rotary turbojet blade comprises a plurality of blade sections extending along a line of the centers of gravity of said sections between a base and a tip, said blade presenting along a radial axis a bottom portion, an intermediate portion, and a top portion, said bottom portion presenting a longitudinal angle of inclination for a leading edge line, said intermediate portion presenting a backward longitudinal angle of inclination for said leading edge line, and said top portion presenting a backward longitudinal angle of inclination for said leading edge line and a tangential angle of inclination for said line of the centers of gravity in a direction opposite to the direction of rotation of said blade.