Patent ID: 6059120
Filing Date: 2000-05-09
Classification: B03B

Abstract:
A device for washing out and separating organic, clay-like matter and other impurities from gravel like material comprising:a) a machine frame housing;b) a charging chute disposed above said machine frame for feeding material into said frame;c) a washing trough disposed within said housing and to receive said fed material said washing trough comprising;i) a conveyor belt for receiving material from said charging chute and conveying the material in a direction of travel that is not opposite the direction of flow of material being fed by said charging chute, said belt having an inclined portion;ii) a plurality of shower devices disposed above said belt and directed to act against the direction of travel of said conveyor belt; andd) a plurality of support and tension rollers disposed within said housing for supporting said conveyor belt so that as the material is moved along said conveyor belt it is washed by said shower devices.