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:
May. 04, 2010
Filed:
Dec. 13, 2006
Jean-claude Le Bastard, Toulouse, FR;
Jean Foisneau, Toulouse, FR;
Jean-Claude Le Bastard, Toulouse, FR;
Jean Foisneau, Toulouse, FR;
Thales, , FR;
Abstract
The field of the invention is that of safe devices for operating the actuators of aircraft and more specifically the flight control actuators of a helicopter. The invention consists of a safe control device for commanding an actuator () movement comprising at least two independent calculation chains (), (), a circuit for mixing instructions () and a power stage (), each calculation stage delivering a direction of movement instruction and a speed of movement instruction for the actuator, the instructions being transmitted to the circuit for mixing instructions () in order to generate a primary movement command for the actuator comprising modulated pulse trains, the power stage receiving the primary movement command and delivering a power movement command to the actuator (). According to the invention, the circuit for mixing instructions () compares the direction of movement instructions and the speed of movement instructions in pairs in order to generate the primary movement command for the actuator.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile