FORSKREMNINGSMASKIN FOR DELSNITT

摘要

1419148 Mining machines VEREINIGTE OSTERREICHISCHE - EISEN-UND STAHLWERKE-ALPINE MONTAN AG 29 June 1973 [30 June 1972] 31055/73 Heading E1F A mining machine of the type having a cutting tool 3 mounted on a jib arm 2 extending from a crawler tracked base is provided with a loading apron 4 whose forward inclined edges 7 may be pivoted about axis 5 by hydraulic rams 25 below the level of the ground engaging tracks; the edges 7 lying in a plane which is coincident with a flat ground surface when the apron is depressed to raise all but the rear of the base off the ground. A supporting device 18 mounted on the rear of the base comprises a hydraulically actuated shoe 19 which may be swung down to raise the rear of the base from the ground.