Design and Development of an Interactive Kiosk for Customers of Jobcentre Plus
David Hitchcock, A. James O’Malley, Peter Rogerson · Ergonomics design and management · 2011
The basic functions of a product were identified as long ago as in antiquity, when the roman architect and engineer Vitruvio (1955) proposed that a product be perceived, at least, according to three functions: the practical ( Utilitas ), the aesthetic ( Venustas ), and the technical ( Firmitas ). Subsequently, Löbach (1981) proposed the three functions generally accepted in design: the practical, the aesthetic, and the symbolic, which was later redefined by Bürdek (1994) into two: the practical and that of language (which incorporates the aesthetic and the symbolic). More recently, Guimarães (2006) suggested the addition of another function: the ecological.