CONTROL ARMREST CONTAINMENT STRUCTURE

A control armrest containment structure includes a seat assembly positioned at an end of a seat in a vehicle and an armrest assembly fastened to the seat assembly. The armrest assembly includes a fixed unit fixed to an end of the seat assembly, a movable assembly fastened to an end of the fixed unit and configured to move up and down along the fixed unit, and a rotary unit fastened to an end of the movable unit and configured to rotate with vertical movement of the movable unit.