VERFAHREN UND VORRICHTUNG ZUM SICHERN VON IN GENEIGTEN ODER STEILEN FLOEZEN EINGESETZTEN GEWINNUNGSMASCHINEN

摘要

A method for securing mining machines, particularly longwall mining machines from sliding on inclined or steep seams in the event of a malfunction of a traction element or driving unit. The invention has particular application to longwall mining machines provided with at least two gearwheels which engage a rack extending along a working face whereby the mining machine may be advanced during a mining operation. The invention also relates to apparatus for automatically braking such a mining machine in the event of failure of a traction element.