Opening ratio adjusting device, cutter head and method

The invention provides an aperture ratio adjusting device, a cutterhead and a method, relates to the field of cutterheads of shield tunneling machines, and aims to solve the problem that the aperture ratio adjusting device cannot meet the cooling requirements of the cutterhead in different running s...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	QIU JIAN, WEI QINGWEN, ZHONG JIXIN, ZHANG ANJIN, DENG XIAOJIE, YE WENDENG, LIU FENGZHOU, ZHANG KUN, SUN ZHANGANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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