Patent ID: 8136670

Claim:
A mobile material processing plant comprising: a mobile frame support; a vibrating screen plant for separating material; a pivoting screen support leg, coupled to said mobile frame support and said vibrating screen plant, so that said vibrating screen plant can be simultaneously lowered and moved forward with respect to said mobile frame support; a fines conveyor coupled to said mobile frame support, for transporting material; a flexible hopper disposed between said vibrating screen plant and said fines conveyor; and said flexible hopper detachably coupled to said fines conveyor, such that a bottom edge of said flexible hopper is guided downward and inward toward a center line of said fines conveyor by a hinge connection which is configured free to translate forward along a longitudinal axis of said fines conveyor and pivot about an edge of said fines conveyor; when said vibrating screen plant is lowered and moved forward for transportation.