Patent ID: 6338454
Filing Date: 2002-01-15
Classification: B64C,G05B,G05D

Abstract:
A flight control device for an aircraft, comprising, for control with respect to at least one control axis:at least one control which can be actuated by a pilot of the aircraft; at least one means for actuating a controlled member to which at least one of a trim and a speed command is applied; first means for determining and transmitting to said actuating means a command which is dependent on a first value that represents actuation of said control; at least one sensor for determining a second value that represents the control performed by the aircraft with respect to said control axis; second means associated with said first means so as to determine, by way of commands to be applied to said actuating means: as long as said second value is below or equal to a reference value, a first trim command that is proportional to said first value, said first value being equal to a limit value when said second value is equal to said reference value; and when said second value is higher than said reference value, a second trim command which is proportional to said limit value and a speed command that is proportional to the difference between said first value and said limit value.