Large shells manufacturing apparatus
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United States of America Patent
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Dec 27, 2016
Grant Date -
Nov 5, 2015
app pub date -
Mar 5, 2015
filing date -
Apr 30, 2014
priority date (Note) -
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Abstract
An apparatus for additive manufacturing of large 3D hollow objects with thin walls, includes a 3D hollow object material deposition module configured to deposit a portion of material forming at least a layer of a 3D hollow object wall; a 3D hollow object material solidifying module configured to solidify at least the portion of material forming at least a layer of the 3D hollow object wall; and a support material dispensing module configured to dispense a support material across a cross section of the 3D hollow object wall. The support material is dispensed separately prior to or concurrently with the deposition of the portion of material forming at least a layer of a 3D hollow object wall.
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