FIELD: feed production. SUBSTANCE: apparatus has frame 1, grate drum 2 fixed in inclined position on frame 1, partition walls 8 mounted in succession on inner side surface of drum 2 and formed as helical rings with gaps equally spaced along circumference of rings. Feed is supplied through branch pipe 3 into drum 2, sieved during rotation of drum through grate 9 and is conveyed through branch pipe 4 into hopper or to conveying mechanism of additional processing station. Large-sized contaminants are fed through branch pipe 5 into special container. EFFECT: increased efficiency, simplified construction and improved quality of feed. 2 dwg
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Authors
Dates
1997-07-10—Published
1995-03-29—Filed