Patent ID: 9631577
Date: 2017-04-25
CPC Classifications: B23Q,F02K,F05D,F16H

Claim:
1. A deployable divergent segment of a thruster comprising a stationary divergent portion, a movable divergent portion suitable for occupying a retracted position and a deployed position, together with a deployment system comprising at least one deployment assembly comprising a threaded rod, a support for a head of the threaded rod secured to the stationary divergent portion, a motor co-operating with the head of the threaded rod, a holder sleeve that is secured to the stationary divergent portion and in which a tip of the threaded rod is inserted, and a nut secured to the movable divergent portion, the tip comprising an enlargement having at least one groove passing therethrough, the at least one groove extending axially through an entire axial length of the enlargement from a first end of the enlargement to a second end of the enlargement, and the threaded rod being suitable for co-operating with the nut secured to the movable divergent portion so that rotation of said threaded rod causes the movable divergent portion to move.