Classifying – separating – and assorting solids – Sifting – Drum sifters
Patent
1994-09-30
1995-10-17
Dayoan, D. Glenn
Classifying, separating, and assorting solids
Sifting
Drum sifters
209389, B07B 120
Patent
active
054582466
ABSTRACT:
A horizontal cylindrical sifter is provided, including a housing with an inlet for feed material of mixed size at a first end, an outlet for coarse material at a second end, a cylindrical screen for sifting the mixed feed material to separate the coarse material from fine material mixed therewith, the screen extending from the inlet to the outlet of the housing and having a rotatably driven shaft extending along an axial centerline of the cylindrical screen, agitator arms extending substantially radially outwardly from the rotatably driven shaft and having mounted at outer radial extremities of the arms agitator blades for rabbling the mixed feed material on the screen, and the improvement, in combination with the sifter, which provides for adjusting the agitator arms to alter an angular orientation of the agitator blades.
REFERENCES:
patent: 15455 (1856-07-01), Mendenhall et al.
patent: 1571736 (1926-02-01), Reed et al.
patent: 2293668 (1942-08-01), Shankel
patent: 4638954 (1987-01-01), Poss
Dayoan D. Glenn
Minns Michael H.
Palermo Robert F.
Roskamp Champion
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