UNIVERSAL SOIL TILLAGE DEVICE OF THE COMBINED IMPLEMENT Russian patent published in 2022 - IPC A01B35/22 

FIELD: agriculture.

SUBSTANCE: invention relates to agriculture. The universal tillage device of the combined unit contains a holder (1), two wings (2) with a ripper (3) made in the form of a plate with a platform (4) inserted into the grooves of the lining (6) located in the central part of the paw. Ripper plate (3) is triangular in shape: the length of its smaller side, facing the holder (1), is 1/3 less than the length of its second side, rigidly connected to the platform (4), inserted all the way into the grooves of the lining (6), installed in the center of the base of the paw; the longest side of a triangle is at an angle of 35° to its other side. The platform (4) of the ripper (3) and the pad (6) are curved in cross section. The upper part of the lining (6) is inserted into the grooves of the holder (1), and the lower part is rigidly fixed with screw connections in the center of the paw base. The cutting part of the wings (2) of the paw is oval. The paw is placed at an acute angle of 10…15° to the horizontal surface. The angle of sharpening of the cutting edges of the wings (2) of the share and ripper is 5…8°.

EFFECT: improved quality of tillage, reduced traction resistance of the unit and reliability in operation.

1 cl, 6 dwg