Powder filling device
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United States of America Patent
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May 17, 2011
Grant Date -
Jan 22, 2009
app pub date -
Feb 6, 2007
filing date -
Feb 6, 2006
priority date (Note) -
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status (Latency Note)
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Abstract
A powder filling apparatus that can prevent a screw portion of an auger screw from contacting an inner surface of a metering portion at a funnel lower end portion. The powder filling apparatus includes a funnel that contains powder, and a circular-cylindrical metering portion provided at a lower end portion of the funnel, an auger screw arranged vertically, and a support device that supports the auger screw rotatably. The auger screw has a lower end provided with a screw portion that is arranged within the metering portion. The funnel is suspended from the support device and supported thereto and the metering portion has a center axis made substantially coincident with an axis of rotation of the auger screw.
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