ROTARY SCREW ROOT DIGGER Russian patent published in 1998 - IPC

Abstract RU 2113098 C1

FIELD: agricultural engineering. SUBSTANCE: rotary screw digger has rod elevator 2, rod drum and top remover 9, which are mounted above working surface of elevator 2. Spiral strip 7 is attached to inner side of spaced drum rods 6, which are arranged about drum generatrices to allow free entrance of roots and large soil lumps. EFFECT: increased efficiency, simplified construction and improved quality of root harvesting. 3 cl, 2 dwg

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RU 2 113 098 C1

Authors

Dates

1998-06-20—Published

1995-01-11—Filed