Crank arm structure, arm support structure and elevating platform fire truck

The invention provides a crank arm structure, an arm support structure and an elevating platform fire fighting truck, the crank arm structure comprises a crank arm, the crank arm comprises a plurality of connected side walls, the plurality of side walls are encircled to form a mounting cavity, one e...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YAO ZHANLEI, LIU GANG, LIU DUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CRANES FIRE-FIGHTING HAULING HOISTING HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDEDFOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCEDIRECTLY TO THE SURFACE OF A LOAD HUMAN NECESSITIES LIFE-SAVING LIFTING LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES PERFORMING OPERATIONS TRANSPORTING
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