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:
Jul. 31, 2018
Filed:
Aug. 14, 2014
Applicant:
Snecma, Paris, FR;
Inventors:
Sébastien Emile Philippe Tajan, Moissy-Cramayel, FR;
Adrien Jacques Philippe Fabre, Moissy-Cramayel, FR;
Christophe Jacquemard, Moissy-Cramayel, FR;
Assignee:
SNECMA, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
F01D 7/02 (2006.01); B64C 11/32 (2006.01); B64C 11/34 (2006.01);
U.S. Cl.
CPC ...
F01D 7/02 (2013.01); B64C 11/325 (2013.01); B64C 11/346 (2013.01); Y02T 50/66 (2013.01);
Abstract
The present invention relates to a rotor for a turbomotor impeller, with variable-pitch blades, comprising blade roots capable of rotating in a blade supporting structure and a device for feathering the blades. Said feathering device comprises at least one flyweight secured to a crank connected by a gear set to at least one of said blade roots.