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:
Nov. 24, 2015
Filed:
Jan. 11, 2011
Stephane Pierre Guillaume Blanchard, Chartrettes, FR;
Thierry Fachat, Moret sur Loing, FR;
Patrick Joseph Marie Girard, Saint Fargeau Ponthierry, FR;
Clement Roussille, Bordeaux, FR;
Stephane Pierre Guillaume Blanchard, Chartrettes, FR;
Thierry Fachat, Moret sur Loing, FR;
Patrick Joseph Marie Girard, Saint Fargeau Ponthierry, FR;
Clement Roussille, Bordeaux, FR;
Abstract
A vibration damper between outer platforms of adjacent composite-material blades of a turbine engine rotor wheel, the damper including a peg having a substantially spherical portion at each of its two ends, and two hollow inserts for being received in tangential cavities that are provided facing each other in outer platforms of two adjacent composite-material blades of a turbine engine rotor wheel, each spherical portion of the peg coming to bear with point contact against the inside of one of the inserts.