Working Model of Crawler Crane.
It is equipped with darfline boom which can turn about a hinge while lifting or lowering the load, the unit is constructed of light and strong metal and hard wood parts, Working by means of F.H.P. 220 volts A.C. motor. Size in length 25 cm, breadth 20 cm height 60 cm and angular movement 140 degrees approximately. Complete with operating instructions.
The model is of mounted crane which revolves about its vertical axis moving the load along the circular path.