Patent ID: 7856295

Claim:
A device for issuing an authorization signal corresponding to an authorization to act on the operating conditions of at least one engine of an aircraft, said device comprising: first means for determining particular parameters relating to the aircraft, including the position of a throttle lever controlling the fuel supply to the engine; and second means for determining, on the basis of said particular parameters, whether the aircraft is in a state authorizing an action on the operating conditions of the engine, and for issuing, as appropriate, a corresponding authorization signal, wherein said device furthermore comprises: third means for determining whether the following conditions are realized: a) another engine of the aircraft is faulty; b) another engine is cut off; and c) an authorization signal is issued for another engine; and fourth means for disabling the issuing of an authorization signal, when said third means detect the realization of one at least of said conditions a), b) and c).