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:
Apr. 25, 2006
Filed:
Oct. 07, 2002
Emile Urvoy, Roussigny, FR;
Emile Urvoy, Roussigny, FR;
GIAT Industries, Versailles, FR;
Abstract
The invention relates a servo-control unit for a load () driven in rotation by motorization means () connected to the Load by two reduction gears () and comprising several sensors for measuring their movements It includes a prestressing motoring system () arranged between the two reduction gears () so as to apply a positive and respectively a negative torque to each of the reduction gears. The prestressing system () is designed to apply a torque at any particular point of the operating field of the reduction gears and to introduce therein a variable prestressing level. The prestressing system () is a jack () driven by a motor () and co-operating with a rack or a screw-nut system (). The invention is useful for motorization of a turret mounted on a vehicle.