SELF-PROPELLED MULTIROW ROOT-CROP HARVESTER Russian patent published in 1996 - IPC

FIELD: agricultural engineering. SUBSTANCE: self-propelled multirow root-crop harvester has frame, digging share, elevator, main and additional clod breakers, haulm remover separating conveyors, lifting conveyor, classifying device and discharge conveyor. Harvester has haulm breaking device with turnable attachment arranged above digging share made in form of set of separate oval or cylindrical plates. One pair of additional clod breakers is made, similar to main clod breaker, in form of flexible disks with milled teeth fitted on shafts. This pair of additional clod breakers is located before separating conveyor. Other additional clod breakers are made in form of fan impellers with springs and flexible lips covered on top by flexible material and are located above separating conveyors. The latter are made in form of narrow belts with gauze stretched above and are fitted on shafts. Lifting conveyor is arranged in flexible hose and is furnished with elevator-pneumatic conveyor in form of paired impellers installed on one shaft at both sides of conveyor. Separating conveyor is made in form of set of narrow cable tapes arranged with distance between the tapes increasing to meet sizes of different fractions. Small fraction cable shaft is combined with shaft of disks of additional clod breaker, with disks arranged between cables. EFFECT: enlarged operating capabilities. 2 dwg