Design and realization of case-based reasoning product conceptual design system

The conceptual design process of product is an important, complicated, active, and creative phase in the product design process. Case-based reasoning technology provides a high-effective computer-aided design method for conceptual design. The paper provides an applied and creative product conceptual design method that embodies the industrial design knowledge (including form, style, color, human-factor, sculpt etc.). It has been used into the conceptual design system successfully. And the system abbreviates the conceptual design process, helps the designers, and provides a base for the following development of product