AUGER FOR TRANSPORTING PARTICULATE MATERIAL WITH A REDUCED TENDENCY TO BLOCK
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United States of America Patent
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N/A
Issued Date -
Jun 30, 2011
app pub date -
Dec 29, 2009
filing date -
Dec 29, 2009
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
In a transportation tube for particulate fuel material such as coal to a combustion chamber there is provided an auger mounted in the tube including a shaft and a flight mounted on the shaft. The tube has therein three flat abutment bars fixedly mounted on an inside surface of the tube at the 2-oclock, 5-oclock and 7-oclock positions and extending longitudinally of the tube with an inside surface of the abutment bars located inwardly of the inside surface of the tube and with the flight having an outside edge sitting on the bottom bars and spaced slightly inwardly of the upper bars to help prevent rotation of the material with the flight in the tube to reduce blockages.
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