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Method for the layered construction of models

  • US 20060237159A1
  • Filed: 06/14/2004
  • Published: 10/26/2006
  • Est. Priority Date: 06/17/2003
  • Status: Active Grant
First Claim
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1. A procedure for layered composition of models, comprising the steps of:

  • applying at least a first material layer that includes a moulding sand and optionally a bonding agent that includes a salt-crystal binder, a protein binder, or both to an assembly platform, and applying a second material layer that includes a moulding sand and optionally a bonding agent that includes a salt-crystal binder, a protein binder, or both; and

    repeating these two application steps until the required model is achieved and both materials form a solid structure in an appropriate mixture ratio, the first material layer, the second material layer or both comprises a bonding agent comprising a salt-crystal binder, a protein binder, or both.

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