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. 13, 2017
Filed:
Oct. 08, 2012
Applicant:
Snecma, Paris, FR;
Inventors:
Didier Merville, Breuillet, FR;
Lucie Galons, Paris, FR;
Vincent Perrot, Maisons Alfort, FR;
Hanna Reiss, Pontault-Combault, FR;
Assignee:
SNECMA, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
F01D 5/14 (2006.01); F01D 5/12 (2006.01); F01D 5/34 (2006.01); F04D 29/32 (2006.01);
U.S. Cl.
CPC ...
F01D 5/12 (2013.01); F01D 5/14 (2013.01); F01D 5/141 (2013.01); F01D 5/34 (2013.01); F04D 29/324 (2013.01); F05D 2240/301 (2013.01); F05D 2250/70 (2013.01); F05D 2250/71 (2013.01); Y02T 50/673 (2013.01);
Abstract
A one-block bladed disk includes blades, a leading edges of which has sweep and dihedral angles, both strongly variable and increasingly large upon approaching a connection to a hub to improve mechanical strength of the whole and obtain good distribution of gas flow over the height of the blade.