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:
Jan. 13, 2015
Filed:
May. 21, 2010
Applicants:
Olivier Belmonte, Moissy Cramayel Cedex, FR;
Gregory Nicolas Gerald Gillant, Moissy Cramayel Cedex, FR;
Inventors:
Olivier Belmonte, Moissy Cramayel Cedex, FR;
Gregory Nicolas Gerald Gillant, Moissy Cramayel Cedex, FR;
Assignee:
SNECMA, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 1/24 (2006.01); F04D 13/12 (2006.01); F01D 5/06 (2006.01);
U.S. Cl.
CPC ...
F01D 5/066 (2013.01); Y02T 50/671 (2013.01); F05D 2250/712 (2013.01);
Abstract
A low-pressure turbine for a turbomachine including turbine disks with festooned annular flanges for fastening to a festooned annular flange of a drive cone connecting the turbine disks to a turbine shaft, solid portions of the festooned annular flanges of the turbine disks and of the drive cone being connected to peripheries of the turbine disks and of the drive cone, respectively, via concave filets that are asymmetrical.