DEVICE FOR AUTOMATIC UNLOADING OF SOIL FROM THE BUCKET OF THE LAND LEVELING SCRAPER Russian patent published in 2021 - IPC E02F3/64 E02F9/20 

FIELD: earthmoving machines.

SUBSTANCE: invention relates to the field of automatic unloading of soil from the bucket of the land leveling scraper. The device for automatic unloading of soil from the bucket of the land leveling scraper consists of a traction frame, a coupling device with a tractor, a bucket, a blade, hydraulically driven mechanisms for moving the bucket and the blade. An electric hydraulic unit is built into the hydraulic drive for moving the blade, equipped with limit switches in the extreme positions. Inside the projection of the cross-section of the ground drawing prism, a ground level sensor in the bucket is installed on the side of the bucket. The outputs of the sensor and limit switches are connected to the input of the converter installed in the tractor cab, the output of which is connected to the input of the electric hydraulic unit.

EFFECT: increase in the volume of the moved soil and the productivity of the machine, an increase in the quality of the leveling process and an improvement in working conditions.

1 cl, 2 dwg