DIGGER-RIPPER Russian patent published in 2014 - IPC A01B1/00 

FIELD: agriculture.

SUBSTANCE: digger-ripper is designed for loosening soil and removing the roots of weeds. The digger-ripper comprises a blade, a handle, a holder and a stop. The blade is made in the form of a plate with ends curved by 90° and the sharpened lower edge. The holder is fixed on the handle and rigidly connected to the blade by means of rods, forming a grid. The coupling is mounted on the handle with the ability to move. The coupling consists of two parts interconnected by a hinge. The bottom of the coupling is rigidly fixed to the plate with holes for the hinge fastening by means of support rod. The support is made in the form of a ring-spring.

EFFECT: work of loosening the soil with simultaneous removal of the roots of weeds is facilitated, and the performance of operation is improved.

2 cl, 3 dwg