
11Product Design and Development in the Industrial Enterprise
standard alternative. Examples of functional subassemblies in a motorcar include the
engine, steering and brake system, and electric system.
Each of the subassemblies that need to be manufactured is then divided into com-
ponents that can be tted together to perform the function of that subassembly. The
function of each of the components is then identied and its critical performance
requirements determined. These requirements are then used to dene the material
performance requirements. The following example illustrates these concepts.
Case Study 1.2: Planning for a New Model of a House ...