JIB CRANE

A jib crane is provided which can prevent an unexpected movement of a burden and can sufficiently ensure the safety of a burden handling work. The jib crane has hoisting wire ropes 22 for lifting up and down of a hook 34, derricking wire ropes 24 for derricking operation of a jib 14 and a conversion...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MIYAZAWA ISAO, TANAKA SEIKICHI, OMORI DAISUKE, FUKUMOTO TOSHINORI
Format:	Patent
Sprache:	eng
Schlagworte:	CRANES HAULING HOISTING LIFTING LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES PERFORMING OPERATIONS TRANSPORTING
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