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The product collaborative design process had such characters: multidisciplinary, hierarchy, concurrent, phase, iteration, cooperativity, restriction and conflict- ineluctability. The present product design process modeling methods have their own characters, however, most of them suppose design to be a simple technical decision-making activity. They fail to describe the information completely, support...
On the basis of product 3D model which links with the process of design, 4D Information Model as a structured integration of product information need to express all the complicated relationship between product information and keep the consistency of all these relationships in the whole product evolving process.[1]. Based on the analysis of the information character in product design process, the design...
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