Shield section contact channel construction safety door

The utility model is suitable for the technical field of contact channel construction, and discloses a shield section contact channel construction safety door which comprises a supporting frame, a gate plate and a hydraulic assembly. The supporting frame is connected with a tunnel shield segment, th...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHANG DIANSHAO, SONG TIANTIAN, JIA LEI, YANG JUNWU, LONG HONGDE, WANG WENHE, HE WENBO, WANG PINGHAO, PAN XIAOMING, HAO YI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHECKS FOR WINGS DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION EARTH DRILLING FIXED CONSTRUCTIONS KEYS LOCKS MINING SAFES SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS WINDOW OR DOOR FITTINGS WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THEFUNCTIONING OF THE WING
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