Method and device for conveying particulate material during the layer-wise production of patterns

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United States of America Patent

PATENT NO 9469074
APP PUB NO 20140202381A1
SERIAL NO

14250838

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention relates to apparatus, devices and methods for conveying particulate material during the manufacture of patterns in layers, wherein powder is conveyed out of a reservoir into a spreader unit and, if applicable, excess powder fed to the spreader unit is again conveyed back into the reservoir and wherein this conveying takes place in a closed conveying circuit.

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Patent Owner(s)

  • VOXELJET AG

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ederer, Ingo Geltendorf, DE 89 5128
Hartmann, Andreas Stadtbergen, DE 53 1542

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