EXCAVATING MACHINE Russian patent published in 2025 - IPC E02F3/18 E02F5/08 E02F3/06 E02F5/04 

FIELD: soil-shifting machines.

SUBSTANCE: invention relates to machines for opening of pipelines laid in soil and can be used in repair of main pipelines. Excavating machine includes a base machine and working equipment with a multi-bucket working element and a dumping transport mechanism, additionally in the back part of the base machine there is a rotary column with drives of angular and axial movement, and in the lower part of rotary column (22) there is screw cutter (24) with a rotation drive, horizontal and vertical brushes (25) and (26) with rotation drives and displacement sensors (27), and the multi-bucket working member is located in the front part of the base machine and is made in the form of a rotor containing two cylindrical sections connected to each other telescopically and by a hydraulic cylinder of axial movement, wherein extending handles with buckets are radially secured to rotor cylindrical sections while rotor is mounted on support and thrust rollers and coupled with its rotation drive, and dumping transport mechanism is installed inside the rotor.

EFFECT: higher efficiency and reliability of the excavating machine.

1 cl, 3 dwg