Hydraulic drive in front of a drilling apparatus

A hydraulic drive for a drilling apparatus includes a hydraulic motor that drives a drill and is connected to a main pump via a first and a second working line in a closed hydraulic circuit. The main pump has a steplessly adjustable displacement volume that is adjustable by an actuating cylinder tha...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Schuele, Hermann, Camurdan, Hakan, Schuette, Michael, Schill, Ulrich
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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