Single failure proof crane

A synergistic safety system is incorporated in a crane driven by a high-speed motor which requires both an energy-absorbing torque-limiting device in the speed reduction unit and a drum emergency holding device. The energy-absorbing torque-limiting device transmits the static and dynamic torque requ...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	CLARKE, CHARLES W
Format:	Patent
Sprache:	eng
Schlagworte:	CAPSTANS HAULING HOISTING HOISTS LIFTING PERFORMING OPERATIONS TACKLES, e.g. PULLEY BLOCKS TRANSPORTING WINCHES
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