Apparatus And Method For Storing And Dispensing Material, Especially In Micro Quantities And In Combination With Limited Starting Amounts
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United States of America Patent
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Issued Date -
Apr 9, 2009
app pub date -
Apr 13, 2006
filing date -
May 18, 2005
priority date (Note) -
Abandoned
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Abstract
The invention is directed to a dispensing unit suitable to precise! dispense material in powder and/or granular form. The dispensing device comprises a gate valve opening sealingly closed by a blend. A control unit, which is interconnected to a scaling device, controls the opening of the gate valve opening by the position of the blend. The precise amount of the material is adjusted in relation to the signal of the scaling device.
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