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:
Jul. 20, 2010
Filed:
Oct. 20, 2006
Hugues Henri Raymond Linet, Asnieres sur Seine, FR;
Cyril Franck Mouchnino, Paris, FR;
Serge Dominique Pettinotti, Courbevoie, FR;
Hugues Henri Raymond Linet, Asnieres sur Seine, FR;
Cyril Franck Mouchnino, Paris, FR;
Serge Dominique Pettinotti, Courbevoie, FR;
Hispano-Suiza, Colombes, FR;
Abstract
A device for driving auxiliary machines of a double-shaft turbine engine with an LP shaft and an HP shaft is disclosed. The machines are installed in an accessory gearbox which includes a common drive shaft. The device includes a differential gear with a first input shaft and a second input shaft and an output shaft. The first shaft being connected via a selective coupling either to the LP shaft or to the HP shaft, the second input shaft is connected to the HP shaft, and the output shaft being connected to the drive shaft of the gearbox.