coal-cutter, cutter, cutting machine, coal-cutting machine, breast machine, coalcutter
a power-operated machine which draws itself by rope haulage along the face, usually cutting out from the bottom of the seam a thin strip of coal, in preparation for shot firing and loading or a cutter loader, mäemasin soone lõikamiseks maavarakihti (haril. kivisöekihti) allmaakaevandamisel. Soon hõlbustab kihi ülejäänud osa lahtimurdmist meh. vahendite või lõhkeaine abil.
