CULTIVATOR WORKING TOOL Russian patent published in 2002 - IPC

FIELD: agricultural engineering. SUBSTANCE: working tool has tine, A-hoe and disk cutter. Tine has rear wall and front part with cutting edge inclined in tine advancement direction. A-hoe is fixed to tine rear wall so as to be dismantled. A-hoe is made flat and is equipped with cutting edge arranged on its front part. Disk cutter is mounted on tine for free rolling and is provided with cutting edge extending circumferentially thereof. Disk cutter is mounted in zone above tine rear wall by means of eccentric bushing. Tine cutting edge and annular cutting edge of disk cutter are defined by beveled edges oriented in opposite directions. A-hoe is fixed to rear wall by means of vertical pins in axially aligned openings of rear wall and A-hoe tip. Working tool is used in cultivators adapted for surface cultivation of heavily weeded soil. EFFECT: simplified construction, increased efficiency and improved quality of soil cultivation. 4 dwg