EXCAVATOR FOR SHAFT AND ADIT AND METHOD FOR EXCAVATION THEREOF

PROBLEM TO BE SOLVED: To dispense with a staging or ancillary facilities for hanging the device itself and easily and costlessly excavate a shaft and adit and further, arbitrarily decide these inside diameters without interference with each other. SOLUTION: In the excavating device for a shaft and a...

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Hauptverfasser:	MUKOYA TSUNEMATSU, HATORI SHUNJI
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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creator	MUKOYA TSUNEMATSU HATORI SHUNJI
description	PROBLEM TO BE SOLVED: To dispense with a staging or ancillary facilities for hanging the device itself and easily and costlessly excavate a shaft and adit and further, arbitrarily decide these inside diameters without interference with each other. SOLUTION: In the excavating device for a shaft and an adit, a tunnel wall body E at which a cutter head 33 for excavating the adit is arranged at the peripheral wall 31 and a shield machine C rotationally driving cutter heads 14 respectively for excavating the shaft are mounted on a concrete base body 8 on which the cutter heads 14 for excavating the shaft and hydraulic jacks 11,... moving the heads up and down are arranged.
format	Patent
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subjects	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
title	EXCAVATOR FOR SHAFT AND ADIT AND METHOD FOR EXCAVATION THEREOF
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