Powder and grain feeder
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Mar 1, 2005
Grant Date -
Nov 20, 2003
app pub date -
Mar 14, 2003
filing date -
May 17, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
A powder and grain feeder includes an outer cylinder and upper and lower inner cylinders sharing a centerline, the upper portion of the outer cylinder and the upper inner cylinder are connected by an upper annular plate, the lower portion of the outer cylinder and the lower portion of the lower inner cylinder are connected by a lower annular plate; a material passage is located below the outer periphery of a circular table closing the upper end of the lower inner cylinder, a material discharge gap is located between the outer periphery of the table and the lower end of the upper inner cylinder, routing blades are mounted on a rotation shaft protruding from the center of the table; the forward ends of the rotating blades are connected to the rotary ring in the material passage; a scraper for use in the material passage is mounted on the rotary ring.
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