HYBRID CARRIAGE DRIVE FOR AN UNDERGROUND DRILLING MACHINE

A drilling machine has a hybrid thrust/pull back system. The hybrid thrust/pull-back system includes at least two different types of drive mechanisms that can be operated concurrently or independently depending upon an operating state of the drilling machine

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Bibliographische Detailangaben
Hauptverfasser:	Walsh, Tyler Clayton, Cutler, Edward Lee
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING ENGINEERING ELEMENTS AND UNITS FIXED CONSTRUCTIONS GEARING GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	A drilling machine has a hybrid thrust/pull back system. The hybrid thrust/pull-back system includes at least two different types of drive mechanisms that can be operated concurrently or independently depending upon an operating state of the drilling machine