Apparatus and method for thermal normalization in three-dimensional article manufacturing
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United States of America Patent
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Oct 19, 1999
Issued Date -
N/A
app pub date -
Sep 9, 1996
filing date -
Oct 19, 1994
priority date (Note) -
Expired
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Abstract
A method and apparatus for forming a three-dimensional article includes dispensing build material and thermally normalizing predetermined portions thereof at predetermined intervals during construction of the article. The thermal energy may be provided by a heated body advanced adjacent to or in contact with the surface portions. Thermal energy may also be supplied by a radiation source. The thermal normalization may be performed after a predetermined number of successive layers are dispensed. Related methods are also disclosed.
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