| 摘要 |
FIELD: agriculture. ^ SUBSTANCE: working element of mole crow comprises mole that consists of cone front part, central stem and cylindrical body with back cover and knives installed on it and kinematically joined by means of rods to movable spring-loaded support. On front part of central stem arranged as movable along and relative to its axis of rotation there is a cone striker-deformer installed, on cone surface of which there are helical knives fixed. At the same time on back side of stem there is a spring-loaded back cone part installed with helical knives, which is kinematically connected by means of rods, levers to body of bearing fixed with the help of bush onto front cone part and to stem support. ^ EFFECT: invention provides for improved efficiency of mole plowing and improved water-air mode of root-inhabited layer of soil. ^ 2 cl, 3 dwg |
