Patent ID: 6094658
Filing Date: 2000-07-25
Classification: G06F,G06Q,Y10S

Abstract:
A teamwork CAD system for designing an object by a plurality of designers who design in parallel the respective parts of said object to which they are assigned using a plurality of data processing units, said system comprising:a part shape data base for storing the data on the shape of each part;a part control data base for registering the data on the designer who is designing or modifying each part at each point of time in correspondence with the data on the designer who is referring to said part;a data control unit for updating the corresponding part shape data in said part shape data base in accordance with the nature of the modification when a part is modified in one of said data processing units, for retrieving and extracting designer information referring to said part and designer which has been modified from said part control data base, and for transmitting the fact that said part has been modified and the nature of the modification to the data processing unit of the extracted designer information; andan assembly structure data base storing structural data of the parts of the object.