Material sampling device with rotatable tube assembly
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United States of America Patent
Stats
-
May 8, 2012
Grant Date -
Nov 5, 2009
app pub date -
Apr 30, 2009
filing date -
May 2, 2008
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A material sampling device comprises an auger, a first motor, and a rotatable tube assembly. The auger is configured to extract material from a container. The first motor is configured to rotate the auger. The rotatable tube assembly comprises an outer tube and a second motor. The outer tube is configured to allow the auger to rotate within the outer tube. The outer tube comprises an upper portion configured to remain stationary, and a lower portion configured to rotate. The second motor is configured to rotate the lower portion of the outer tube. In a second embodiment, a material sampling device comprises an auger, and a rotatable tube assembly. The rotatable tube assembly comprises an outer tube comprising an upper portion configured to remain stationary and a lower portion configured to rotate. The auger and the lower portion of the outer tube are configured to rotate simultaneously in opposite directions.
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