Mining balanced air door mechanical latching device

The utility model provides a mining balanced air door mechanical latching device, to blocked mechanical system of effect on the sliding door who extrapolates, this blocked mechanical system includes on the sliding door that outwards draws on one air door and another adjacent air door: double track w...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WANG HUANBIN, NIU GUANGQING, LI JUN, TIAN LUFEI, YAN SHAOHUI, SHI ZEHUA, CAO XUEJUN, YAN QING, WU ZHIGANG, HAN LU, ZHAO HANCHU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS MINING SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS
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