SURVEY DEVICE, EXCAVATION MACHINE, AND UNDERGROUND STRUCTURE SURVEY METHOD OF EXCAVATION MACHINE

To provide an underground structure survey technology that can survey up to a front of an excavation machine than ever before.SOLUTION: A survey device for surveying an underground structure from an excavation machine comprises a rod and a rod advance mechanism configured to advance the rod by press...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	NAKAGURO KENICHI
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
Online-Zugang:	Volltext bestellen
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