TILLAGE TOOL Russian patent published in 2001 - IPC

FIELD: agricultural engineering. SUBSTANCE: tillage tool has frame provided with transverse and longitudinal parts and pivotally connected with U-shaped spring-loaded frame rigidly connected to one arm of double-armed lever. Other arm of double-armed lever is pivotally joined to balancing spring rigidly connected to frame longitudinal part. Tillage tool is further provided with vertical angle brace rigidly secured to frame transverse part, and working members rigidly attached to frame longitudinal part through vertical poles. Bracket is rigidly connected with its one end to U-shaped spring-loaded frame and contacts with its other end with strip rigidly attached to frame longitudinal part. EFFECT: increased efficiency and improved quality of tilled soil. 2 dwg