Abstract
After IWW there were a number of social changes that significantly transformed the lifestyle and, as a result of it, the structure of the house. This transformation of interior space inevitably provoked a deep modification in the design of furniture. The new housing typologies were designed in small sizes, trying to integrate the basic services necessary for the enjoyment of 'modern' life. In this development, In this development, research was cardinal for furnishing the new minimum space, leading to new models of transformable multi-purpose furniture and allowing a better utilization of space. This article shows some works of European architects who, assuming the new social raised versatile furniture which showed the way in which the interior design turned into modern furniture.