DRILLING AUGER HEAD

PROBLEM TO BE SOLVED: To provide a drilling auger head capable of carefully performing agitation of improved soil without increasing the number of reciprocation of the drilling auger head.SOLUTION: A drilling auger head 1 includes: a drilling shaft 2 which is rotatingly driven; drilling blades 3, 4...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KONNO YASUYUKI, YASUDA SHIGEO
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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