Method of reducing the force required to separate a solidified object from a substrate
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United States of America Patent
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Dec 4, 2012
Grant Date -
Oct 14, 2010
app pub date -
Apr 14, 2009
filing date -
Apr 14, 2009
priority date (Note) -
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Abstract
A method and apparatus for making a three-dimensional object from a solidifiable material such as a photopolymer is shown and described. In accordance with the method, positions relative to a build axis are subdivided into first and second exposure data subsets, and the first and second exposure data subsets are solidified in alternating sequences to reduce the surface area of solidified material in contact with a solidification substrate.
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