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:
May. 26, 2015
Filed:
Apr. 27, 2009
Applicants:
Olivier Belmonte, Perthes en Gatinais, FR;
Gregory Nicolas Gerald Gillant, Mennecy, FR;
Inventors:
Olivier Belmonte, Perthes en Gatinais, FR;
Gregory Nicolas Gerald Gillant, Mennecy, FR;
Assignee:
SNECMA, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/06 (2006.01); F01D 5/02 (2006.01); F01D 25/24 (2006.01);
U.S. Cl.
CPC ...
F01D 5/026 (2013.01); F01D 5/06 (2013.01); F01D 25/243 (2013.01); Y02T 50/671 (2013.01);
Abstract
A radial annular flange of a rotor or stator element of a turbomachine including, at an inner/outer periphery, alternating solid portions and hollow portions, the solid portions including orifices for passing fastener bolts. The flange in the bottom of at least one hollow portion has a radius relative to the axis of the turbomachine that is less/greater than the radius of a circle that is tangential to the outsides/insides of the orifices for passing bolts through the solid portions.