Propulsion devices used in mining machines and/or public works, where support devices and/or drilling rigs are connected to the propulsive brackets, therefore, when the propulsive beam moves, the support devices and/or drilling rigs move automatically along Section A. Vance, penetration device, vehicle

摘要

Feed Device for use in a Machine for Mining and / or public works.Therefore the device comprising a step forward and a support Beam forward; and drilling Unit of Rocha and / or rock bolting Unit for use in a Mining Machine and /Or public works.