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Integrated manufacturing system

  • US 5,311,438 A
  • Filed: 01/31/1992
  • Issued: 05/10/1994
  • Est. Priority Date: 01/31/1992
  • Status: Expired due to Term
First Claim
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1. A plant-level manufacturing system for integrating together an enterprise-level system, a process control system, and other sub-systems, the plant-level manufacturing system comprising:

  • a) database means for storing and managing data in a common database describing material used and created in the manufacturing process, the database means comprising;

    i) item means for storing items, each of the items identifying physical properties of the material;

    ii) specification means for describing a plurality of sets of performance specifications of the material; and

    iii) database linking means for linking one or more of the sets of performance specifications to one of the items;

    b) interface means for linking the enterprise-level system and the process control system to the database means, the interface means comprising;

    i) means for transferring data between the enterprise-level system and the plant-level manufacturing system;

    ii) means for transferring data between the process control system and the plant-level manufacturing system; and

    iii) means for transferring data from the process control system to the enterprise system; and

    c) integration means for linking other sub-systems within the plant-level system to the items and the performance specifications in the common database and for allowing both the sub-systems and the plant-level system to utilize the same items and the same performance specifications in the common database.

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