CRANE BOOM TIP DIRECT-COUPLED EARTH AUGER DEVICE

PROBLEM TO BE SOLVED: To provide a crane boom tip direct-coupled earth auger device employing the tare weight of an earth auger and the tare weight of a crane boom as the pressing force for an excavation. SOLUTION: An earth auger device is directly connected to the tip of the crane boom of a hydraul...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	OHORI MASATO
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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