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. 27, 2011
Filed:
Oct. 19, 2007
Stephane Pierre Guillaume Blanchard, Chartrettes, FR;
Fabrice Garin, Boissise la Bertrand, FR;
Maurice Guy Judet, Dammarie les Lys, FR;
Thomas Langevin, Dammarie les Lys, FR;
Stephane Pierre Guillaume Blanchard, Chartrettes, FR;
Fabrice Garin, Boissise la Bertrand, FR;
Maurice Guy Judet, Dammarie les Lys, FR;
Thomas Langevin, Dammarie les Lys, FR;
SNECMA, Paris, FR;
Abstract
A turbomachine rotor balancing system including a balancing flange provided with through-passageways, and balance weights mounted fixedly on the balancing flange by at least one screw/nut assembly passing through one of the passageways is disclosed. For each of the passageways, the flange has on its first face a first recess passing via the radial summit of the passageway. This first recess being deprived of contact with the screw head pressing on this first face. The flange has on its second face a second recess passing via the radial summit. The second recess being deprived of contact with the balance weight pressing on this second face.