ROTARY ENERGY-SAVING BRIDGE UNIT FOR AGRICULTURAL WORKS Russian patent published in 2006 - IPC A01B49/00 

FIELD: agricultural engineering.

SUBSTANCE: bridge unit has frame, endless guide mounted on frame, and pulling conveyor positioned within endless guide and furnished with carriages hung on rollers and having replaceable plowing, cultivating, sowing working tools, wheels mounted on frame by means of columns rotating along and transverse to frame, and power engine mounted on frame and equipped with drives for pulling conveyor and wheels. Sowing tools are equipped with seed guides and shanks. Frame is made in the form of carrier reservoir. Carriage rollers are made hollow and provided with openings communicating with reservoir and seed guides for shanks of plowing and sowing module. Rotating columns of wheels are positioned for additional rotation relative to longitudinal rotation relative to frame longitudinal axis. Wheels are positioned for deviation from longitudinal plane of unit.

EFFECT: increased stability of unit, improved maneuverability, increased efficiency and improved quality of works.

5 dwg