U. Berger, E. Peduzzi Riva, H. Ulrich, K. Vogt

Ueli Berger, Eleonore Peduzzi Riva, Heinz Ulrich and Klaus Vogt are four Swiss designers who in 1972 collaborated on the creation of the famous DS-600, known as the "Non-Stop Sofa", for De Sede. This innovative modular sofa, characterized by flexible and modular elements, has become an icon of 70s design. Ueli Berger (1937–2008) was a multidisciplinary artist and designer, while Eleonore Peduzzi Riva distinguished herself in the furniture and lighting sector. Heinz Ulrich and Klaus Vogt contributed their experience in industrial design, resulting in a timeless piece that combines aesthetics and functionality.