| 摘要 |
FIELD: equipment for manual or mechanized cultivation of potato and other roots. SUBSTANCE: hiller has spherical disks mounted on curved spindles allowing angle of attack and inclination angle of disks to be simultaneously adjusted. Hiller may be mounted on motorized pivotal block to cut two furrows and mark third furrow for one pass. EFFECT: increased efficiency, wider operational capabilities and enhanced reliability in operation. 4 dwg |
