Method for producing a three-dimensional object
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United States of America Patent
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Apr 27, 1999
Grant Date -
N/A
app pub date -
Apr 11, 1997
filing date -
Oct 13, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a method for producing a three-dimensional object (6) wherein the object is produced by successive solidification of individual layers (6a, 6b, 6c, 6d, 64) of a liquid or powderous material (3) by action of electromagnetic radiation (8, 10) and a supporting structure (20, 21) for supporting the object (6) is co-solidified together with the object (6), the supporting structure (20, 21) is decomposed in a three-dimensional fashion into an inner core region (22) an an outer envelope region (23) and the irradiation is varied for producing different characteristics of both regions.
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