Patent ID: 6368015
Filing Date: 2002-04-09
Classification: E01C

Abstract:
A vibratory, self-propelled finishing machine for laying a bitumen aggregate on a road surface comprising:a means of traction; a frame, said frame being shaped to provide a driver's cab and to house said means of traction; a storage means for storage of said bitumen aggregate to be deposited on said road surface; a distribution means for the distribution of said bitumen aggregate to be deposited on said road surface, said distribution means comprising a pair of screw feeders positioned side by side and transversely to the direction of travel of said machine; a transmission unit for moving said pair of screw feeders, said transmission unit connecting said pair of screw feeders next to the machine's centerline; pressing means for compacting said bitumen aggregate deposited on said road surface, said pressing means being positioned behind said pair of screw feeders and transversely with respect to the direction of travel of said machine; and a flow divider device connected to said transmission unit on a side of said transmission unit that faces towards said pressing means and at a location next to said pair of screw feeders, said flow divider device being shaped to aid a flow of bitumen aggregate towards said pair of screw feeders.