Patent ID: 6405874
Filing Date: 2002-06-18
Classification: B02C,B07B

Abstract:
A mobile material handling apparatus which has a towing mode and which is also adjustable to a self-propelled mode, said apparatus comprising:a frame extending lengthwise of the apparatus and having a forward end and a rearward end; an input arrangement at the forward end of the frame and having a receiving hopper arranged above the ground to receive a bulk supply of raw material to be handled, when the apparatus is adjusted to its self-propelled mode; a material processing device mounted on the frame; transfer means for transferring material from the input arrangement to the material processing device; a discharge conveyor mounted on the frame and arranged to discharge processed material from the material processing device; a wheel set permanently supporting the rear end of the frame to render the apparatus mobile, both in the towing mode and in the self-propelled mode; a coupler located below the input arrangement and which enables the apparatus to be coupled with a tractor vehicle to be towed thereby, when in the towing mode; and a single endless track set mounted on the frame, near the forward end of the frame, and which is short in length relative to the overall length of the frame, said track set being engageable with the ground when the apparatus is uncoupled from the tractor vehicle and being operative to render the apparatus self-propelled when manoeuvring of the apparatus on site is required.