Open-cut mining cutter

摘要

PCT No. PCT/EP87/00185 Sec. 371 Date Oct. 7, 1988 Sec. 102(e) Date Oct. 7, 1988 PCT Filed Apr. 4, 1987 PCT Pub. No. WO87/06301 PCT Pub. Date Oct. 22, 1987.The present invention provides a crawler unit having a superstructure and a substructure and an excavating device for recovering bulk material. The excavating device has bearing regions and drive regions and also has vertically arranged shearing drums for cutting free the bearing and drive regions. The shearing drums have upper ends which are inclined obliquely forward.