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. 21, 2006
Filed:
Oct. 29, 2002
Thierry Sandrart, Velaux, FR;
Lionel Thomassey, Fos sur Mer, FR;
Glacomo Orsini, Castellazo Bormida, IT;
Thierry Sandrart, Velaux, FR;
Lionel Thomassey, Fos sur Mer, FR;
Glacomo Orsini, Castellazo Bormida, IT;
Eurocopter, Marignane Cedex, FR;
Avio S.p.A., Turin, IT;
Abstract
A transmission gearbox () has a casing () that tilts around a tilting axis (B—B) via two bearings (). Each of the bearings includes: a fixed part () having a sleeve (); and a trunnion () which belongs to a pivoting part () and which pivots around the sleeve, the pivoting part being solidly connected to the casing (). A shouldered wear ring () is disposed between the sleeve () and the trunnion () of each bearing (). The invention is suitable for use in the pivot mounting of a power transmission gearbox () that is used to rotate the tilting rotor () of a convertible aircraft.