Patent ID: 6935097

Claim:
An aircraft trust reverser control system, comprising: a power drive unit operable to supply a drive force; a drive mechanism coupled to receive the drive force; an actuator assembly coupled to the drive mechanism and operable to move, upon receipt of the drive force, between a stowed position and a deployed position; and a lock assembly coupled to the drive mechanism, the lock assembly including: a rotationally mounted lock shaft having threads on at least a portion of its outer surface and rotational in a deploy direction and a stow direction, a stop collar mounted on the lock shaft and translationally moveable along at least a section thereof, the sop collar having at least a lock nut engagement so and a lock nut mounted on the lock shaft and configured, in response to rotation of the lock shaft alone, to translate along at least a portion thereof, the lock nut having at least (i) a sop collar engagement surface configured to engage the lock nut engagement surface on the stop collar and (ii) threads on at least a portion of its inner surface that mate with the threads on the lock shaft outer surface, whereby the rotation of the lock shaft alone in the deploy diction and the stow direction translation of the lock nut, respectively, between a deploy position and a stow position.