TUNNELLING OR EXTRACTION MACHINE HAVING A BOLTING DEVICE AND A SUPPORT MANIPULATOR OR A PRESSING DEVICE

A tunneling or extraction machine includes cutting tools that are movable over the heading face and are arranged on the boom, and a platform that is movable in the longitudinal direction of the machine and carries roof support devices. The roof support devices include a support manipulator or a supp...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	PIRKER, BERND, WELS, Franz
Format:	Patent
Sprache:	eng ; pol
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING MINING OR QUARRYING SHAFTS TUNNELS
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