AGRICULTURAL MACHINE Russian patent published in 1995 - IPC

FIELD: agricultural engineering. SUBSTANCE: agricultural machine comprises frame 1, rotary soil-tilling tools 2 secured on said frame, and three-point mounting linkage 3 for hitching the machine to three-point leverage system 4 of the tractor. The lower hitches have grips 5 with upward-directed slots which are open underneath for inserting connecting shaft 7 of the hanger. The slot guides are made at an acute angle and the ends of grips 5 are chamfered. Guide members are disposed on shaft 7. Ends of levers have lugs for installation of hanger shaft 7. A U-shaped yoke installed in the holes of grip 5 is intended to fix the hanger shaft in grips. The yoke ends are of different length, and the longer end has two holes with pins. The pin nearest to the grip is of the quick-detachable type. EFFECT: improved design. 2 cl, 4 dwg