Dispensing – Automatic control – By the weight of the material in the supply container
Reexamination Certificate
2007-09-18
2007-09-18
Ngo, Lien M. (Department: 3754)
Dispensing
Automatic control
By the weight of the material in the supply container
C406S092000
Reexamination Certificate
active
11073310
ABSTRACT:
Apparatus for pneumatically metering flowable solids products to a conveying air stream without using mechanical metering devices. The apparatus includes an eductor receiving product from a hopper and connected to an air supply that is automatically adjustable in response to the weight of the product to produce a selected product flow rate.
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Ngo Lien M.
Zickert Lloyd L.
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