Apparatus for classification of material to be classified

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United States of America Patent

PATENT NO 11407009
SERIAL NO

16490816

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A device configured to classify material to be classified, preferably into two fractions, preferably of soil, such as sticky, clayey soil, especially intended for use in a quarry, having a machine frame and having at least two spiral shafts rotatably mounted on the machine frame. At least one spiral shaft includes a core tube having at least one outer screw helix and at least one bearing journal. The core tube is mounted elastically relative to the bearing journal by at least one elastic bearing.

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Patent Owner(s)

Patent OwnerAddress
DOPPSTADT FAMILIENHOLDING GMBH42555 VELBERT

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Doppstadt, Ferdinand Velbert, DE 10 19

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