WORKING ELEMENT FOR SOIL PARA-PLOUGHING Russian patent published in 2009 - IPC A01B13/16 

FIELD: agriculture.

SUBSTANCE: working element includes stand with cutting edge on frontal part. In slot on mount part of stand in front of cutting tool there is a removable mouth-former of slot. Mouth-former is arranged in the form of tooth from strip carbon steel with rounded lower end on narrowed part and cutting edge along perimeter of working section. Grinding of cutting edge of mouth-former is inverted to the side of stand motion. Cutting edge of mouth-former is created by means of sharpening at the angle of 45-65°. Radius of rounding of lower end of tooth is arranged according to the following ratio with the stand thickness - 1: (2÷4). Slot of mount part of stand is arranged at the angle of 25-45° to vertical cut of stand.

EFFECT: such structural design makes it possible to reduce erosion drain of water and to increase depth of irrigated lands soaking.

4 cl, 4 dwg