FIELD: agriculture.
SUBSTANCE: invention relates to agricultural machine building, in particular, to machines for preparing of arable soil horizon for combine harvesting of potatoes. The machine comprises a frame, support following rollers, a digging actuator, bar elevators, a transverse conveyor and a lump-breaking device. The lump-breaking device comprises a driving shaft, on which there are setting discs. End discs are fixed to the setting discs, besides, between the discs there is a cylindrical tin pipe. On top the tin pipe has an elastic cylindrical cover with a spiral winding.
EFFECT: invention provides for improved efficiency of breaking of soil lumps.
2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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|
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| POTATO HARVESTING MACHINE | 2006 |
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|
RU2445757C1 |
