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.

Date of Patent:
May. 08, 2018

Filed:

Apr. 12, 2016
Applicant:

Airbus Helicopters, Marignane, FR;

Inventors:

Jean-Baptiste Vallart, Aix en Provence, FR;

Romeo Byzery, Marseilles, FR;

Assignee:

AIRBUS HELICOPTERS, Marignane, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 27/56 (2006.01); B64C 13/08 (2006.01); B64C 27/58 (2006.01); B64C 27/78 (2006.01);
U.S. Cl.
CPC ...
B64C 27/56 (2013.01); B64C 13/08 (2013.01); B64C 27/58 (2013.01); B64C 27/78 (2013.01);
Abstract

A control system for controlling a rotorcraft rotor, to a rotorcraft fitted therewith, and to a corresponding control method. The system comprises selector means for defining at least two disjoint position ranges for the control member between two physical abutments corresponding to the movement limits of the control member, a first position range being defined between at least two first limit values about a zero force position of the control member, and at least one second position range being defined between at least one of the at least two first limit values and at least one second limit value; and control means for allocating a first control law to the first position range of the control member and a second control law to the second position range of the control member, the first and second control laws being selected to be mutually distinct.


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