Multi-purpose mechanical handling vehicle

Claim 1

A MULTI-PURPOSE MECHANICAL HANDLING VEHICLE COMPRISING A POWER-DRIVEN CHASSIS, A TELESCOPIC JIB OR "LEADER" PIVOTALLY MOUNTED ON THE FRONT OF THE CHASSIS, AT LEAST ONE TILTING RAM CONNECTED BETWEN THE CHASSIS AND THE JIB WHEREBY THE JIB MAY BE RAKED BACKWARDS THROUGH A SUBSTANTIAL ANGLE (40* OR THEREABOUTS) FROM THE VERTICAL POSITION OR FROM A POINT JUST FORWARDS OF THE VERTICAL POSITION, A RAISING HYDRAULIC RAM CONNECTED BETWEEN THE TELESCOPING PARTS OF THE JIB TO RAISE AND LOWER AN UPPER PART ON A LOWER PART, A CARRIAGE MOUNTED FOR TRAVELLING UP AND DOWN THE WHOLE LENGTH OF THE JIB, A SKIP PIVOTALLY ATTACHED TO THE CARRIAGE, A LENGTH OF FLEXIBLE MEMBER HAVING ONE END FIXED TO THE LOWER PART OF THE JIB AND THE OTHER END CONNECTED TO THE CARRIAGE, THE FLEXIBLE MEMBER PASSING OVER A PULLEY ON THE TOP OF THE UPPER PART OF THE JIB WHEREBY AS THE UPPER PART OF THE JIB IS RAISED, THE CARRIAGE, AND ANY LOAD CARRIED THEREBY, IS RAISED ON THE JIB AT TWICE THE SPEED OF THE UPPER PART, THE CARRIAGE INCLUDING A MATERIAL CARRYING SKIP PIVOTALLY ATTACHED THERETO, A SECOND LENGTH OF FLEXIBLE MEMBER PASSING OVER A PULLEY MOUNTED ON THE TOP OF THE UPPER PART OF THE JIB, ONE END OF THE FLEXIBLE MEMBER BEING ATTACHED TO THE SKIP, AND THE LOWER PART OF THE JIB HAS AT ITS LOWER END A STATIONARY HYDRAULIC RAM TO WHICH THE OTHER END OF THE MEMBER IS ATTACHED AND WHICH MAY BE EXTENDED TO VIRTUALLY EXTEND THE LENGTH OF THE MEMBER WHEREBY THE SKIP CAN TIP UNDER THE GRAVITATIONAL ACTION OF ITS LOAD TO DISCHARGE ITS LOAD.