Device for fabrication of in-situ concrete piles has endless drilling screw with additional separately vibration-charged inner tube in core tube

The device has an endless drilling screw with helix arrangement (W). The screw has a core tube (S) and an inner tube (I) positioned centered and axially within the core tube. Drilling screw and inner tube can be moved independently of each other in longitudinal direction. The inner tube is longer th...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	SCHORR, CLAUS-PETER
Format:	Patent
Sprache:	eng ; ger
Schlagworte:	EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
Online-Zugang:	Volltext bestellen
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