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. 26, 1984
Filed:
Feb. 10, 1982
Applicant:
Inventors:
Pierre J Lissajoux, Saint Michel sur Orge, FR;
Marcel L Rigo, Paray Vieille Poste, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16F / ; F16F / ;
U.S. Cl.
CPC ...
7457 / ; 464180 ;
Abstract
A device to correct unbalance of the rotor of a turbojet engine having a low shaft and a shaft bearing. The device being in the hollow shaft in the region of the bearing. The hollow shaft has internal flutes and a transverse wall. A balancing member in the hollow shaft has external flutes and a closed end adjacent the transverse wall and a head at its other end having an eccentric portion held in a selected angular position by engaging the external flutes of the balancing member with internal flutes in the shaft and then securing the closed end of the balancing member to the transverse wall.