ROCK-CUTTING MACHINE Russian patent published in 1995 - IPC

FIELD: manufacture of building materials. SUBSTANCE: rock-cutting machine has a cutting head with a working body, the feeding mechanism, the transportation mechanism, the thrust mechanism and a drive placed on the framework. The machine is equipped with the retention mechanism and the guiding member in which the working body is mounted. The latter is made as a cylindrical glass with cutters fixed on its face end from the hollow side. The cutters are reinforced by plates made of hard alloy. On the lateral side of the glass windows are made. Members of the cutting off of the cylindrical block made in the shape of cutters are placed on the rotating levers in the windows. Bottom cutters for processing the face surface of the cylindrical block are mounted inside, on the glass bottom. The glass bottom has two or more holes for removing the culm. EFFECT: enhanced efficiency. 6 dwg