APPARATUS AND METHODS FOR PRINTING THREE DIMENSIONAL OBJECTS
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United States of America Patent
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Jul 27, 2017
app pub date -
Jan 26, 2016
filing date -
Jan 26, 2016
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Abstract
3D printing apparatus and methods involving a reservoir configured to store at least one photopolymer material for printing three-dimensional objects, a material dispensing head in fluid connection with the reservoir, one or more peristaltic pump(s) controlling transport of material from the reservoir to the material dispensing head, a control system controlling operation of the peristaltic pump(s), and a radiation source for curing the material. Pulsatility of the flow output from said peristaltic pump(s) is smoothed using a compensation procedure.
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