Prewarning system and crane

The utility model provides a prewarning system and a crane. The prewarning system comprises an acquiring unit, a judging unit and an executing unit, wherein the acquiring unit is used for acquiring a position signal of a barrier and sending the position signal to the judging unit; the judging unit i...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WAN QIN, DUAN CHUNLING, XIANG FENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CRANES HAULING HOISTING LIFTING LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES PERFORMING OPERATIONS TRANSPORTING
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