The main objective of this paper is to describe a methodology to be applied in the preliminary design of a tiltrotor wing based on previously developed conceptual design methods. The reference vehicle is the Next-Generation Civil Tiltrotor Technology Demonstrator (NGCTR-TD) developed by Leonardo Helicopters within the Clean Sky research program framework. In a previous work by the aut... https://www.diegojavierfares.com/quick-grab-Originale-Ford-Tourneo-Custom-dal-09-2023-Tappetini-moquette-standard-posteriori-limited-choice/