FIELD: agricultural engineering. SUBSTANCE: device comprises cutting tool in the form of several arcuate knives 7 secured on shaft 4 by means of hub 6, and spherical disc 8 disposed under the knives with a provision for free rotation. The distance between shafts 4 is equal to the diameter of disc 8 while diameter of hub 6 with knives 7 is not larger than the diameter of disc 8. EFFECT: improved design. 3 cl, 2 dwg
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Authors
Dates
1995-07-09—Published
1991-04-09—Filed