CULTIVATOR WORKING BODY Russian patent published in 2021 - IPC A01B35/18 A01B49/02 A01B15/18 

FIELD: agriculture.

SUBSTANCE: invention relates to agriculture. The working body of the cultivator contains a freely rotating disc knife attached directly to the rack (1) of the cultivator share (2). The disc knife is installed in front of the stand (1) of the cultivator share (2) in alignment with it with the ability to adjust the depth of immersion in the soil. The circular knife is made in form of a flat disk (3), on which the left- and right-deviated replaceable knives (5) of a triangular shape are fixed with fasteners (4), having a cutting edge on the lateral faces. Replaceable knives (5) are equipped with a one-sided blade part (6) and a mounting part (7). The axis (10) of the disc (3) is pivotally fixed on a leash (11) relative to the rack (1) and is spring-loaded by an adjustable push rod (12). The disc (3) has the ability to reinstall it on the hub (9) by turning it 180° in the horizontal plane.

EFFECT: invention provides decreased traction resistance, increased productivity and quality of soil cultivation by completely cutting weeds in the upper horizon of the soil, eliminating overhanging of stems on the stand and preventing the transfer of wet soil to the cultivated surface.

1 cl, 2 dwg