Mine switch locking protection device

The utility model discloses a mine switch locking protection device, which belongs to the technical field of mine devices. The problem of hidden safety troubles of the existing switch device without a locking protection device is solved. According to the technical scheme, the mine switch locking pro...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHANG XIANGYANG, DU QINQIN, LI XUEHUI, LI HAIBING, CHENG YANNI, CHEN FANGFANG, DONG GUANGZHUAI, ZHANG YAFEI, GAO LEDI, LI LIN, WANG JINMING, YIN WEIBING, SHI YUNHUA
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRIC SWITCHES ELECTRICITY EMERGENCY PROTECTIVE DEVICES RELAYS SELECTORS
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