Mining Machine with Driven Disc Cutters

摘要

A mining machine comprising a platform; an arm including a first end and a second end, the first end pivotably coupled to the platform such that the arm pivots about a pivot axis oriented substantially normal to a mine floor, the second 5 end of the arm including an inertial mass; a fluid cylinder including a first end coupled to the platform and a second end coupled to the arm, wherein actuation of the fluid cylinder drives the arm to pivot about the pivot axis; a disc cutter coupled to the inertial mass and configured to engage a mine surface in an undercutting manner, the disc cutter including a cutting disc, the cutting disc 10 oscillating in an eccentric manner about a cutter axis. 6681246_1 (GHMatters) P96218.AU.1 PETAK co d9 'S4 c-C'4